diff options
Diffstat (limited to 'builtin')
69 files changed, 2352 insertions, 1239 deletions
diff --git a/builtin/add.c b/builtin/add.c index 56a4e0af6b..e127d5a68b 100644 --- a/builtin/add.c +++ b/builtin/add.c @@ -21,8 +21,7 @@ static const char * const builtin_add_usage[] = { static int patch_interactive, add_interactive, edit_interactive; static int take_worktree_changes; -struct update_callback_data -{ +struct update_callback_data { int flags; int add_errors; }; @@ -86,7 +85,7 @@ int add_files_to_cache(const char *prefix, const char **pathspec, int flags) struct rev_info rev; init_revisions(&rev, prefix); setup_revisions(0, NULL, &rev, NULL); - rev.prune_data = pathspec; + init_pathspec(&rev.prune_data, pathspec); rev.diffopt.output_format = DIFF_FORMAT_CALLBACK; rev.diffopt.format_callback = update_callback; data.flags = flags; @@ -313,16 +312,16 @@ static int verbose = 0, show_only = 0, ignored_too = 0, refresh_only = 0; static int ignore_add_errors, addremove, intent_to_add, ignore_missing = 0; static struct option builtin_add_options[] = { - OPT__DRY_RUN(&show_only), - OPT__VERBOSE(&verbose), + OPT__DRY_RUN(&show_only, "dry run"), + OPT__VERBOSE(&verbose, "be verbose"), OPT_GROUP(""), OPT_BOOLEAN('i', "interactive", &add_interactive, "interactive picking"), - OPT_BOOLEAN('p', "patch", &patch_interactive, "interactive patching"), + OPT_BOOLEAN('p', "patch", &patch_interactive, "select hunks interactively"), OPT_BOOLEAN('e', "edit", &edit_interactive, "edit current diff and apply"), - OPT_BOOLEAN('f', "force", &ignored_too, "allow adding otherwise ignored files"), + OPT__FORCE(&ignored_too, "allow adding otherwise ignored files"), OPT_BOOLEAN('u', "update", &take_worktree_changes, "update tracked files"), OPT_BOOLEAN('N', "intent-to-add", &intent_to_add, "record only the fact that the path will be added later"), - OPT_BOOLEAN('A', "all", &addremove, "add all, noticing removal of tracked files"), + OPT_BOOLEAN('A', "all", &addremove, "add changes from all tracked and untracked files"), OPT_BOOLEAN( 0 , "refresh", &refresh_only, "don't add, only refresh the index"), OPT_BOOLEAN( 0 , "ignore-errors", &ignore_add_errors, "just skip files which cannot be added because of errors"), OPT_BOOLEAN( 0 , "ignore-missing", &ignore_missing, "check if - even missing - files are ignored in dry run"), @@ -331,7 +330,8 @@ static struct option builtin_add_options[] = { static int add_config(const char *var, const char *value, void *cb) { - if (!strcasecmp(var, "add.ignore-errors")) { + if (!strcasecmp(var, "add.ignoreerrors") || + !strcasecmp(var, "add.ignore-errors")) { ignore_add_errors = git_config_bool(var, value); return 0; } @@ -446,7 +446,8 @@ int cmd_add(int argc, const char **argv, const char *prefix) if (!seen[i] && pathspec[i][0] && !file_exists(pathspec[i])) { if (ignore_missing) { - if (excluded(&dir, pathspec[i], DT_UNKNOWN)) + int dtype = DT_UNKNOWN; + if (excluded(&dir, pathspec[i], &dtype)) dir_add_ignored(&dir, pathspec[i], strlen(pathspec[i])); } else die("pathspec '%s' did not match any files", diff --git a/builtin/apply.c b/builtin/apply.c index 23c18c573b..36e150768b 100644 --- a/builtin/apply.c +++ b/builtin/apply.c @@ -204,6 +204,7 @@ struct line { unsigned hash : 24; unsigned flag : 8; #define LINE_COMMON 1 +#define LINE_PATCHED 2 }; /* @@ -449,7 +450,7 @@ static char *find_name_gnu(const char *line, char *def, int p_value) return squash_slash(strbuf_detach(&name, NULL)); } -static size_t tz_len(const char *line, size_t len) +static size_t sane_tz_len(const char *line, size_t len) { const char *tz, *p; @@ -467,6 +468,24 @@ static size_t tz_len(const char *line, size_t len) return line + len - tz; } +static size_t tz_with_colon_len(const char *line, size_t len) +{ + const char *tz, *p; + + if (len < strlen(" +08:00") || line[len - strlen(":00")] != ':') + return 0; + tz = line + len - strlen(" +08:00"); + + if (tz[0] != ' ' || (tz[1] != '+' && tz[1] != '-')) + return 0; + p = tz + 2; + if (!isdigit(*p++) || !isdigit(*p++) || *p++ != ':' || + !isdigit(*p++) || !isdigit(*p++)) + return 0; + + return line + len - tz; +} + static size_t date_len(const char *line, size_t len) { const char *date, *p; @@ -561,7 +580,9 @@ static size_t diff_timestamp_len(const char *line, size_t len) if (!isdigit(end[-1])) return 0; - n = tz_len(line, end - line); + n = sane_tz_len(line, end - line); + if (!n) + n = tz_with_colon_len(line, end - line); end -= n; n = short_time_len(line, end - line); @@ -733,8 +754,8 @@ static int has_epoch_timestamp(const char *nameline) " " "[0-2][0-9]:[0-5][0-9]:00(\\.0+)?" " " - "([-+][0-2][0-9][0-5][0-9])\n"; - const char *timestamp = NULL, *cp; + "([-+][0-2][0-9]:?[0-5][0-9])\n"; + const char *timestamp = NULL, *cp, *colon; static regex_t *stamp; regmatch_t m[10]; int zoneoffset; @@ -764,8 +785,11 @@ static int has_epoch_timestamp(const char *nameline) return 0; } - zoneoffset = strtol(timestamp + m[3].rm_so + 1, NULL, 10); - zoneoffset = (zoneoffset / 100) * 60 + (zoneoffset % 100); + zoneoffset = strtol(timestamp + m[3].rm_so + 1, (char **) &colon, 10); + if (*colon == ':') + zoneoffset = zoneoffset * 60 + strtol(colon + 1, NULL, 10); + else + zoneoffset = (zoneoffset / 100) * 60 + (zoneoffset % 100); if (timestamp[m[3].rm_so] == '-') zoneoffset = -zoneoffset; @@ -919,28 +943,28 @@ static int gitdiff_newfile(const char *line, struct patch *patch) static int gitdiff_copysrc(const char *line, struct patch *patch) { patch->is_copy = 1; - patch->old_name = find_name(line, NULL, 0, 0); + patch->old_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0); return 0; } static int gitdiff_copydst(const char *line, struct patch *patch) { patch->is_copy = 1; - patch->new_name = find_name(line, NULL, 0, 0); + patch->new_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0); return 0; } static int gitdiff_renamesrc(const char *line, struct patch *patch) { patch->is_rename = 1; - patch->old_name = find_name(line, NULL, 0, 0); + patch->old_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0); return 0; } static int gitdiff_renamedst(const char *line, struct patch *patch) { patch->is_rename = 1; - patch->new_name = find_name(line, NULL, 0, 0); + patch->new_name = find_name(line, NULL, p_value ? p_value - 1 : 0, 0); return 0; } @@ -1025,7 +1049,7 @@ static char *git_header_name(char *line, int llen) { const char *name; const char *second = NULL; - size_t len; + size_t len, line_len; line += strlen("diff --git "); llen -= strlen("diff --git "); @@ -1125,6 +1149,10 @@ static char *git_header_name(char *line, int llen) * Accept a name only if it shows up twice, exactly the same * form. */ + second = strchr(name, '\n'); + if (!second) + return NULL; + line_len = second - name; for (len = 0 ; ; len++) { switch (name[len]) { default: @@ -1132,15 +1160,11 @@ static char *git_header_name(char *line, int llen) case '\n': return NULL; case '\t': case ' ': - second = name+len; - for (;;) { - char c = *second++; - if (c == '\n') - return NULL; - if (c == '/') - break; - } - if (second[len] == '\n' && !memcmp(name, second, len)) { + second = stop_at_slash(name + len, line_len - len); + if (!second) + return NULL; + second++; + if (second[len] == '\n' && !strncmp(name, second, len)) { return xmemdupz(name, len); } } @@ -2062,7 +2086,8 @@ static int match_fragment(struct image *img, /* Quick hash check */ for (i = 0; i < preimage_limit; i++) - if (preimage->line[i].hash != img->line[try_lno + i].hash) + if ((img->line[try_lno + i].flag & LINE_PATCHED) || + (preimage->line[i].hash != img->line[try_lno + i].hash)) return 0; if (preimage_limit == preimage->nr) { @@ -2405,11 +2430,15 @@ static void update_image(struct image *img, memcpy(img->line + applied_pos, postimage->line, postimage->nr * sizeof(*img->line)); + for (i = 0; i < postimage->nr; i++) + img->line[applied_pos + i].flag |= LINE_PATCHED; + img->nr = nr; } static int apply_one_fragment(struct image *img, struct fragment *frag, - int inaccurate_eof, unsigned ws_rule) + int inaccurate_eof, unsigned ws_rule, + int nth_fragment) { int match_beginning, match_end; const char *patch = frag->patch; @@ -2615,6 +2644,15 @@ static int apply_one_fragment(struct image *img, struct fragment *frag, apply = 0; } + if (apply_verbosely && applied_pos != pos) { + int offset = applied_pos - pos; + if (apply_in_reverse) + offset = 0 - offset; + fprintf(stderr, + "Hunk #%d succeeded at %d (offset %d lines).\n", + nth_fragment, applied_pos + 1, offset); + } + /* * Warn if it was necessary to reduce the number * of context lines. @@ -2645,6 +2683,12 @@ static int apply_binary_fragment(struct image *img, struct patch *patch) unsigned long len; void *dst; + if (!fragment) + return error("missing binary patch data for '%s'", + patch->new_name ? + patch->new_name : + patch->old_name); + /* Binary patch is irreversible without the optional second hunk */ if (apply_in_reverse) { if (!fragment->next) @@ -2756,12 +2800,14 @@ static int apply_fragments(struct image *img, struct patch *patch) const char *name = patch->old_name ? patch->old_name : patch->new_name; unsigned ws_rule = patch->ws_rule; unsigned inaccurate_eof = patch->inaccurate_eof; + int nth = 0; if (patch->is_binary) return apply_binary(img, patch); while (frag) { - if (apply_one_fragment(img, frag, inaccurate_eof, ws_rule)) { + nth++; + if (apply_one_fragment(img, frag, inaccurate_eof, ws_rule, nth)) { error("patch failed: %s:%ld", name, frag->oldpos); if (!apply_with_reject) return -1; @@ -3843,7 +3889,7 @@ int cmd_apply(int argc, const char **argv, const char *prefix_) "don't expect at least one line of context"), OPT_BOOLEAN(0, "reject", &apply_with_reject, "leave the rejected hunks in corresponding *.rej files"), - OPT__VERBOSE(&apply_verbosely), + OPT__VERBOSE(&apply_verbosely, "be verbose"), OPT_BIT(0, "inaccurate-eof", &options, "tolerate incorrectly detected missing new-line at the end of file", INACCURATE_EOF), diff --git a/builtin/blame.c b/builtin/blame.c index 101535448f..f6b03f750a 100644 --- a/builtin/blame.c +++ b/builtin/blame.c @@ -83,6 +83,7 @@ struct origin { struct commit *commit; mmfile_t file; unsigned char blob_sha1[20]; + unsigned mode; char path[FLEX_ARRAY]; }; @@ -92,6 +93,7 @@ struct origin { * Return 1 if the conversion succeeds, 0 otherwise. */ int textconv_object(const char *path, + unsigned mode, const unsigned char *sha1, char **buf, unsigned long *buf_size) @@ -100,7 +102,7 @@ int textconv_object(const char *path, struct userdiff_driver *textconv; df = alloc_filespec(path); - fill_filespec(df, sha1, S_IFREG | 0664); + fill_filespec(df, sha1, mode); textconv = get_textconv(df); if (!textconv) { free_filespec(df); @@ -125,7 +127,7 @@ static void fill_origin_blob(struct diff_options *opt, num_read_blob++; if (DIFF_OPT_TST(opt, ALLOW_TEXTCONV) && - textconv_object(o->path, o->blob_sha1, &file->ptr, &file_size)) + textconv_object(o->path, o->mode, o->blob_sha1, &file->ptr, &file_size)) ; else file->ptr = read_sha1_file(o->blob_sha1, &type, &file_size); @@ -313,21 +315,23 @@ static struct origin *get_origin(struct scoreboard *sb, * for an origin is also used to pass the blame for the entire file to * the parent to detect the case where a child's blob is identical to * that of its parent's. + * + * This also fills origin->mode for corresponding tree path. */ -static int fill_blob_sha1(struct origin *origin) +static int fill_blob_sha1_and_mode(struct origin *origin) { - unsigned mode; if (!is_null_sha1(origin->blob_sha1)) return 0; if (get_tree_entry(origin->commit->object.sha1, origin->path, - origin->blob_sha1, &mode)) + origin->blob_sha1, &origin->mode)) goto error_out; if (sha1_object_info(origin->blob_sha1, NULL) != OBJ_BLOB) goto error_out; return 0; error_out: hashclr(origin->blob_sha1); + origin->mode = S_IFINVALID; return -1; } @@ -360,12 +364,14 @@ static struct origin *find_origin(struct scoreboard *sb, /* * If the origin was newly created (i.e. get_origin * would call make_origin if none is found in the - * scoreboard), it does not know the blob_sha1, + * scoreboard), it does not know the blob_sha1/mode, * so copy it. Otherwise porigin was in the - * scoreboard and already knows blob_sha1. + * scoreboard and already knows blob_sha1/mode. */ - if (porigin->refcnt == 1) + if (porigin->refcnt == 1) { hashcpy(porigin->blob_sha1, cached->blob_sha1); + porigin->mode = cached->mode; + } return porigin; } /* otherwise it was not very useful; free it */ @@ -400,6 +406,7 @@ static struct origin *find_origin(struct scoreboard *sb, /* The path is the same as parent */ porigin = get_origin(sb, parent, origin->path); hashcpy(porigin->blob_sha1, origin->blob_sha1); + porigin->mode = origin->mode; } else { /* * Since origin->path is a pathspec, if the parent @@ -425,6 +432,7 @@ static struct origin *find_origin(struct scoreboard *sb, case 'M': porigin = get_origin(sb, parent, origin->path); hashcpy(porigin->blob_sha1, p->one->sha1); + porigin->mode = p->one->mode; break; case 'A': case 'T': @@ -444,6 +452,7 @@ static struct origin *find_origin(struct scoreboard *sb, cached = make_origin(porigin->commit, porigin->path); hashcpy(cached->blob_sha1, porigin->blob_sha1); + cached->mode = porigin->mode; parent->util = cached; } return porigin; @@ -486,6 +495,7 @@ static struct origin *find_rename(struct scoreboard *sb, !strcmp(p->two->path, origin->path)) { porigin = get_origin(sb, parent, p->one->path); hashcpy(porigin->blob_sha1, p->one->sha1); + porigin->mode = p->one->mode; break; } } @@ -1099,6 +1109,7 @@ static int find_copy_in_parent(struct scoreboard *sb, norigin = get_origin(sb, parent, p->one->path); hashcpy(norigin->blob_sha1, p->one->sha1); + norigin->mode = p->one->mode; fill_origin_blob(&sb->revs->diffopt, norigin, &file_p); if (!file_p.ptr) continue; @@ -1301,8 +1312,7 @@ static void pass_blame(struct scoreboard *sb, struct origin *origin, int opt) /* * Information on commits, used for output. */ -struct commit_info -{ +struct commit_info { const char *author; const char *author_mail; unsigned long author_time; @@ -1606,6 +1616,7 @@ static const char *format_time(unsigned long time, const char *tz_str, #define OUTPUT_SHOW_NUMBER 040 #define OUTPUT_SHOW_SCORE 0100 #define OUTPUT_NO_AUTHOR 0200 +#define OUTPUT_SHOW_EMAIL 0400 static void emit_porcelain(struct scoreboard *sb, struct blame_entry *ent) { @@ -1671,12 +1682,17 @@ static void emit_other(struct scoreboard *sb, struct blame_entry *ent, int opt) } printf("%.*s", length, hex); - if (opt & OUTPUT_ANNOTATE_COMPAT) - printf("\t(%10s\t%10s\t%d)", ci.author, + if (opt & OUTPUT_ANNOTATE_COMPAT) { + const char *name; + if (opt & OUTPUT_SHOW_EMAIL) + name = ci.author_mail; + else + name = ci.author; + printf("\t(%10s\t%10s\t%d)", name, format_time(ci.author_time, ci.author_tz, show_raw_time), ent->lno + 1 + cnt); - else { + } else { if (opt & OUTPUT_SHOW_SCORE) printf(" %*d %02d", max_score_digits, ent->score, @@ -1689,9 +1705,15 @@ static void emit_other(struct scoreboard *sb, struct blame_entry *ent, int opt) ent->s_lno + 1 + cnt); if (!(opt & OUTPUT_NO_AUTHOR)) { - int pad = longest_author - utf8_strwidth(ci.author); + const char *name; + int pad; + if (opt & OUTPUT_SHOW_EMAIL) + name = ci.author_mail; + else + name = ci.author; + pad = longest_author - utf8_strwidth(name); printf(" (%s%*s %10s", - ci.author, pad, "", + name, pad, "", format_time(ci.author_time, ci.author_tz, show_raw_time)); @@ -1829,7 +1851,10 @@ static void find_alignment(struct scoreboard *sb, int *option) if (!(suspect->commit->object.flags & METAINFO_SHOWN)) { suspect->commit->object.flags |= METAINFO_SHOWN; get_commit_info(suspect->commit, &ci, 1); - num = utf8_strwidth(ci.author); + if (*option & OUTPUT_SHOW_EMAIL) + num = utf8_strwidth(ci.author_mail); + else + num = utf8_strwidth(ci.author); if (longest_author < num) longest_author = num; } @@ -2075,7 +2100,7 @@ static struct commit *fake_working_tree_commit(struct diff_options *opt, switch (st.st_mode & S_IFMT) { case S_IFREG: if (DIFF_OPT_TST(opt, ALLOW_TEXTCONV) && - textconv_object(read_from, null_sha1, &buf.buf, &buf_len)) + textconv_object(read_from, mode, null_sha1, &buf.buf, &buf_len)) buf.len = buf_len; else if (strbuf_read_file(&buf, read_from, st.st_size) != st.st_size) die_errno("cannot open or read '%s'", read_from); @@ -2278,6 +2303,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix) OPT_BIT('t', NULL, &output_option, "Show raw timestamp (Default: off)", OUTPUT_RAW_TIMESTAMP), OPT_BIT('l', NULL, &output_option, "Show long commit SHA1 (Default: off)", OUTPUT_LONG_OBJECT_NAME), OPT_BIT('s', NULL, &output_option, "Suppress author name and timestamp (Default: off)", OUTPUT_NO_AUTHOR), + OPT_BIT('e', "show-email", &output_option, "Show author email instead of name (Default: off)", OUTPUT_SHOW_EMAIL), OPT_BIT('w', NULL, &xdl_opts, "Ignore whitespace differences", XDF_IGNORE_WHITESPACE), OPT_STRING('S', NULL, &revs_file, "file", "Use revisions from <file> instead of calling git-rev-list"), OPT_STRING(0, "contents", &contents_from, "file", "Use <file>'s contents as the final image"), @@ -2298,8 +2324,8 @@ int cmd_blame(int argc, const char **argv, const char *prefix) save_commit_buffer = 0; dashdash_pos = 0; - parse_options_start(&ctx, argc, argv, prefix, PARSE_OPT_KEEP_DASHDASH | - PARSE_OPT_KEEP_ARGV0); + parse_options_start(&ctx, argc, argv, prefix, options, + PARSE_OPT_KEEP_DASHDASH | PARSE_OPT_KEEP_ARGV0); for (;;) { switch (parse_options_step(&ctx, options, blame_opt_usage)) { case PARSE_OPT_HELP: @@ -2455,11 +2481,11 @@ parse_done: } else { o = get_origin(&sb, sb.final, path); - if (fill_blob_sha1(o)) + if (fill_blob_sha1_and_mode(o)) die("no such path %s in %s", path, final_commit_name); if (DIFF_OPT_TST(&sb.revs->diffopt, ALLOW_TEXTCONV) && - textconv_object(path, o->blob_sha1, (char **) &sb.final_buf, + textconv_object(path, o->mode, o->blob_sha1, (char **) &sb.final_buf, &sb.final_buf_size)) ; else diff --git a/builtin/branch.c b/builtin/branch.c index 87976f0921..b9ba011f7b 100644 --- a/builtin/branch.c +++ b/builtin/branch.c @@ -134,7 +134,7 @@ static int branch_merged(int kind, const char *name, in_merge_bases(rev, &head_rev, 1) != merged) { if (merged) warning("deleting branch '%s' that has been merged to\n" - " '%s', but it is not yet merged to HEAD.", + " '%s', but not yet been merged to HEAD.", name, reference_name); else warning("not deleting branch '%s' that is not yet merged to\n" @@ -313,12 +313,7 @@ static int append_ref(const char *refname, const unsigned char *sha1, int flags, (struct object *)commit, refname); } - /* Resize buffer */ - if (ref_list->index >= ref_list->alloc) { - ref_list->alloc = alloc_nr(ref_list->alloc); - ref_list->list = xrealloc(ref_list->list, - ref_list->alloc * sizeof(struct ref_item)); - } + ALLOC_GROW(ref_list->list, ref_list->index + 1, ref_list->alloc); /* Record the new item */ newitem = &(ref_list->list[ref_list->index++]); @@ -395,6 +390,30 @@ static int matches_merge_filter(struct commit *commit) return (is_merged == (merge_filter == SHOW_MERGED)); } +static void add_verbose_info(struct strbuf *out, struct ref_item *item, + int verbose, int abbrev) +{ + struct strbuf subject = STRBUF_INIT, stat = STRBUF_INIT; + const char *sub = " **** invalid ref ****"; + struct commit *commit = item->commit; + + if (commit && !parse_commit(commit)) { + struct pretty_print_context ctx = {0}; + pretty_print_commit(CMIT_FMT_ONELINE, commit, + &subject, &ctx); + sub = subject.buf; + } + + if (item->kind == REF_LOCAL_BRANCH) + fill_tracking_info(&stat, item->name, verbose > 1); + + strbuf_addf(out, " %s %s%s", + find_unique_abbrev(item->commit->object.sha1, abbrev), + stat.buf, sub); + strbuf_release(&stat); + strbuf_release(&subject); +} + static void print_ref_item(struct ref_item *item, int maxwidth, int verbose, int abbrev, int current, char *prefix) { @@ -435,27 +454,9 @@ static void print_ref_item(struct ref_item *item, int maxwidth, int verbose, if (item->dest) strbuf_addf(&out, " -> %s", item->dest); - else if (verbose) { - struct strbuf subject = STRBUF_INIT, stat = STRBUF_INIT; - const char *sub = " **** invalid ref ****"; - - commit = item->commit; - if (commit && !parse_commit(commit)) { - struct pretty_print_context ctx = {0}; - pretty_print_commit(CMIT_FMT_ONELINE, commit, - &subject, &ctx); - sub = subject.buf; - } - - if (item->kind == REF_LOCAL_BRANCH) - fill_tracking_info(&stat, item->name, verbose > 1); - - strbuf_addf(&out, " %s %s%s", - find_unique_abbrev(item->commit->object.sha1, abbrev), - stat.buf, sub); - strbuf_release(&stat); - strbuf_release(&subject); - } + else if (verbose) + /* " f7c0c00 [ahead 58, behind 197] vcs-svn: drop obj_pool.h" */ + add_verbose_info(&out, item, verbose, abbrev); printf("%s\n", out.buf); strbuf_release(&name); strbuf_release(&out); @@ -621,7 +622,8 @@ int cmd_branch(int argc, const char **argv, const char *prefix) struct option options[] = { OPT_GROUP("Generic options"), - OPT__VERBOSE(&verbose), + OPT__VERBOSE(&verbose, + "show hash and subject, give twice for upstream branch"), OPT_SET_INT('t', "track", &track, "set up tracking mode (see git-pull(1))", BRANCH_TRACK_EXPLICIT), OPT_SET_INT( 0, "set-upstream", &track, "change upstream info", @@ -651,7 +653,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix) OPT_BIT('m', NULL, &rename, "move/rename a branch and its reflog", 1), OPT_BIT('M', NULL, &rename, "move/rename a branch, even if target exists", 2), OPT_BOOLEAN('l', NULL, &reflog, "create the branch's reflog"), - OPT_BOOLEAN('f', "force", &force_create, "force creation (when already exists)"), + OPT__FORCE(&force_create, "force creation (when already exists)"), { OPTION_CALLBACK, 0, "no-merged", &merge_filter_ref, "commit", "print only not merged branches", @@ -667,6 +669,9 @@ int cmd_branch(int argc, const char **argv, const char *prefix) OPT_END(), }; + if (argc == 2 && !strcmp(argv[1], "-h")) + usage_with_options(builtin_branch_usage, options); + git_config(git_branch_config, NULL); if (branch_use_color == -1) diff --git a/builtin/bundle.c b/builtin/bundle.c index 80649ba0b2..9b87fb9ac2 100644 --- a/builtin/bundle.c +++ b/builtin/bundle.c @@ -12,8 +12,8 @@ static const char builtin_bundle_usage[] = "git bundle create <file> <git-rev-list args>\n" " or: git bundle verify <file>\n" - " or: git bundle list-heads <file> [refname...]\n" - " or: git bundle unbundle <file> [refname...]"; + " or: git bundle list-heads <file> [<refname>...]\n" + " or: git bundle unbundle <file> [<refname>...]"; int cmd_bundle(int argc, const char **argv, const char *prefix) { diff --git a/builtin/cat-file.c b/builtin/cat-file.c index 76ec3fec92..94632dbdb4 100644 --- a/builtin/cat-file.c +++ b/builtin/cat-file.c @@ -143,7 +143,7 @@ static int cat_one_file(int opt, const char *exp_type, const char *obj_name) die("git cat-file --textconv %s: <object> must be <sha1:path>", obj_name); - if (!textconv_object(obj_context.path, sha1, &buf, &size)) + if (!textconv_object(obj_context.path, obj_context.mode, sha1, &buf, &size)) die("git cat-file --textconv: unable to run textconv on %s", obj_name); break; diff --git a/builtin/checkout-index.c b/builtin/checkout-index.c index a7a5ee10f3..f1fec24745 100644 --- a/builtin/checkout-index.c +++ b/builtin/checkout-index.c @@ -155,7 +155,7 @@ static void checkout_all(const char *prefix, int prefix_length) } static const char * const builtin_checkout_index_usage[] = { - "git checkout-index [options] [--] <file>...", + "git checkout-index [options] [--] [<file>...]", NULL }; @@ -217,9 +217,9 @@ int cmd_checkout_index(int argc, const char **argv, const char *prefix) struct option builtin_checkout_index_options[] = { OPT_BOOLEAN('a', "all", &all, "checks out all files in the index"), - OPT_BOOLEAN('f', "force", &force, - "forces overwrite of existing files"), - OPT__QUIET(&quiet), + OPT__FORCE(&force, "forces overwrite of existing files"), + OPT__QUIET(&quiet, + "no warning for existing files and files not in index"), OPT_BOOLEAN('n', "no-create", ¬_new, "don't checkout new files"), { OPTION_CALLBACK, 'u', "index", &newfd, NULL, @@ -241,6 +241,9 @@ int cmd_checkout_index(int argc, const char **argv, const char *prefix) OPT_END() }; + if (argc == 2 && !strcmp(argv[1], "-h")) + usage_with_options(builtin_checkout_index_usage, + builtin_checkout_index_options); git_config(git_default_config, NULL); state.base_dir = ""; prefix_length = prefix ? strlen(prefix) : 0; diff --git a/builtin/checkout.c b/builtin/checkout.c index 560eae1715..686d0ffd30 100644 --- a/builtin/checkout.c +++ b/builtin/checkout.c @@ -30,6 +30,7 @@ struct checkout_opts { int quiet; int merge; int force; + int force_detach; int writeout_stage; int writeout_error; @@ -161,7 +162,7 @@ static int checkout_merged(int pos, struct checkout *state) * merge.renormalize set, too */ status = ll_merge(&result_buf, path, &ancestor, "base", - &ours, "ours", &theirs, "theirs", 0); + &ours, "ours", &theirs, "theirs", NULL); free(ancestor.ptr); free(ours.ptr); free(theirs.ptr); @@ -297,7 +298,7 @@ static void show_local_changes(struct object *head, struct diff_options *opts) run_diff_index(&rev, 0); } -static void describe_detached_head(char *msg, struct commit *commit) +static void describe_detached_head(const char *msg, struct commit *commit) { struct strbuf sb = STRBUF_INIT; struct pretty_print_context ctx = {0}; @@ -404,7 +405,7 @@ static int merge_working_tree(struct checkout_opts *opts, topts.dir->exclude_per_dir = ".gitignore"; tree = parse_tree_indirect(old->commit ? old->commit->object.sha1 : - (unsigned char *)EMPTY_TREE_SHA1_BIN); + EMPTY_TREE_SHA1_BIN); init_tree_desc(&trees[0], tree->buffer, tree->size); tree = parse_tree_indirect(new->commit->object.sha1); init_tree_desc(&trees[1], tree->buffer, tree->size); @@ -541,7 +542,17 @@ static void update_refs_for_switch(struct checkout_opts *opts, strbuf_addf(&msg, "checkout: moving from %s to %s", old_desc ? old_desc : "(invalid)", new->name); - if (new->path) { + if (!strcmp(new->name, "HEAD") && !new->path && !opts->force_detach) { + /* Nothing to do. */ + } else if (opts->force_detach || !new->path) { /* No longer on any branch. */ + update_ref(msg.buf, "HEAD", new->commit->object.sha1, NULL, + REF_NODEREF, DIE_ON_ERR); + if (!opts->quiet) { + if (old->path && advice_detached_head) + detach_advice(old->path, new->name); + describe_detached_head("HEAD is now at", new->commit); + } + } else if (new->path) { /* Switch branches. */ create_symref("HEAD", new->path, msg.buf); if (!opts->quiet) { if (old->path && !strcmp(new->path, old->path)) @@ -563,21 +574,124 @@ static void update_refs_for_switch(struct checkout_opts *opts, if (!file_exists(ref_file) && file_exists(log_file)) remove_path(log_file); } - } else if (strcmp(new->name, "HEAD")) { - update_ref(msg.buf, "HEAD", new->commit->object.sha1, NULL, - REF_NODEREF, DIE_ON_ERR); - if (!opts->quiet) { - if (old->path && advice_detached_head) - detach_advice(old->path, new->name); - describe_detached_head("HEAD is now at", new->commit); - } } remove_branch_state(); strbuf_release(&msg); - if (!opts->quiet && (new->path || !strcmp(new->name, "HEAD"))) + if (!opts->quiet && + (new->path || (!opts->force_detach && !strcmp(new->name, "HEAD")))) report_tracking(new); } +struct rev_list_args { + int argc; + int alloc; + const char **argv; +}; + +static void add_one_rev_list_arg(struct rev_list_args *args, const char *s) +{ + ALLOC_GROW(args->argv, args->argc + 1, args->alloc); + args->argv[args->argc++] = s; +} + +static int add_one_ref_to_rev_list_arg(const char *refname, + const unsigned char *sha1, + int flags, + void *cb_data) +{ + add_one_rev_list_arg(cb_data, refname); + return 0; +} + +static int clear_commit_marks_from_one_ref(const char *refname, + const unsigned char *sha1, + int flags, + void *cb_data) +{ + struct commit *commit = lookup_commit_reference_gently(sha1, 1); + if (commit) + clear_commit_marks(commit, -1); + return 0; +} + +static void describe_one_orphan(struct strbuf *sb, struct commit *commit) +{ + struct pretty_print_context ctx = { 0 }; + + parse_commit(commit); + strbuf_addstr(sb, " "); + strbuf_addstr(sb, + find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV)); + strbuf_addch(sb, ' '); + pretty_print_commit(CMIT_FMT_ONELINE, commit, sb, &ctx); + strbuf_addch(sb, '\n'); +} + +#define ORPHAN_CUTOFF 4 +static void suggest_reattach(struct commit *commit, struct rev_info *revs) +{ + struct commit *c, *last = NULL; + struct strbuf sb = STRBUF_INIT; + int lost = 0; + while ((c = get_revision(revs)) != NULL) { + if (lost < ORPHAN_CUTOFF) + describe_one_orphan(&sb, c); + last = c; + lost++; + } + if (ORPHAN_CUTOFF < lost) { + int more = lost - ORPHAN_CUTOFF; + if (more == 1) + describe_one_orphan(&sb, last); + else + strbuf_addf(&sb, " ... and %d more.\n", more); + } + + fprintf(stderr, + "Warning: you are leaving %d commit%s behind, " + "not connected to\n" + "any of your branches:\n\n" + "%s\n" + "If you want to keep them by creating a new branch, " + "this may be a good time\nto do so with:\n\n" + " git branch new_branch_name %s\n\n", + lost, ((1 < lost) ? "s" : ""), + sb.buf, + sha1_to_hex(commit->object.sha1)); + strbuf_release(&sb); +} + +/* + * We are about to leave commit that was at the tip of a detached + * HEAD. If it is not reachable from any ref, this is the last chance + * for the user to do so without resorting to reflog. + */ +static void orphaned_commit_warning(struct commit *commit) +{ + struct rev_list_args args = { 0, 0, NULL }; + struct rev_info revs; + + add_one_rev_list_arg(&args, "(internal)"); + add_one_rev_list_arg(&args, sha1_to_hex(commit->object.sha1)); + add_one_rev_list_arg(&args, "--not"); + for_each_ref(add_one_ref_to_rev_list_arg, &args); + add_one_rev_list_arg(&args, "--"); + add_one_rev_list_arg(&args, NULL); + + init_revisions(&revs, NULL); + if (setup_revisions(args.argc - 1, args.argv, &revs, NULL) != 1) + die("internal error: only -- alone should have been left"); + if (prepare_revision_walk(&revs)) + die("internal error in revision walk"); + if (!(commit->object.flags & UNINTERESTING)) + suggest_reattach(commit, &revs); + else + describe_detached_head("Previous HEAD position was", commit); + + clear_commit_marks(commit, -1); + for_each_ref(clear_commit_marks_from_one_ref, NULL); +} + static int switch_branches(struct checkout_opts *opts, struct branch_info *new) { int ret = 0; @@ -605,13 +719,8 @@ static int switch_branches(struct checkout_opts *opts, struct branch_info *new) if (ret) return ret; - /* - * If we were on a detached HEAD, but have now moved to - * a new commit, we want to mention the old commit once more - * to remind the user that it might be lost. - */ if (!opts->quiet && !old.path && old.commit && new->commit != old.commit) - describe_detached_head("Previous HEAD position was", old.commit); + orphaned_commit_warning(old.commit); update_refs_for_switch(opts, &old, new); @@ -675,32 +784,145 @@ static const char *unique_tracking_name(const char *name) return NULL; } +static int parse_branchname_arg(int argc, const char **argv, + int dwim_new_local_branch_ok, + struct branch_info *new, + struct tree **source_tree, + unsigned char rev[20], + const char **new_branch) +{ + int argcount = 0; + unsigned char branch_rev[20]; + const char *arg; + int has_dash_dash; + + /* + * case 1: git checkout <ref> -- [<paths>] + * + * <ref> must be a valid tree, everything after the '--' must be + * a path. + * + * case 2: git checkout -- [<paths>] + * + * everything after the '--' must be paths. + * + * case 3: git checkout <something> [<paths>] + * + * With no paths, if <something> is a commit, that is to + * switch to the branch or detach HEAD at it. As a special case, + * if <something> is A...B (missing A or B means HEAD but you can + * omit at most one side), and if there is a unique merge base + * between A and B, A...B names that merge base. + * + * With no paths, if <something> is _not_ a commit, no -t nor -b + * was given, and there is a tracking branch whose name is + * <something> in one and only one remote, then this is a short-hand + * to fork local <something> from that remote-tracking branch. + * + * Otherwise <something> shall not be ambiguous. + * - If it's *only* a reference, treat it like case (1). + * - If it's only a path, treat it like case (2). + * - else: fail. + * + */ + if (!argc) + return 0; + + if (!strcmp(argv[0], "--")) /* case (2) */ + return 1; + + arg = argv[0]; + has_dash_dash = (argc > 1) && !strcmp(argv[1], "--"); + + if (!strcmp(arg, "-")) + arg = "@{-1}"; + + if (get_sha1_mb(arg, rev)) { + if (has_dash_dash) /* case (1) */ + die("invalid reference: %s", arg); + if (dwim_new_local_branch_ok && + !check_filename(NULL, arg) && + argc == 1) { + const char *remote = unique_tracking_name(arg); + if (!remote || get_sha1(remote, rev)) + return argcount; + *new_branch = arg; + arg = remote; + /* DWIMmed to create local branch */ + } else { + return argcount; + } + } + + /* we can't end up being in (2) anymore, eat the argument */ + argcount++; + argv++; + argc--; + + new->name = arg; + setup_branch_path(new); + + if (check_ref_format(new->path) == CHECK_REF_FORMAT_OK && + resolve_ref(new->path, branch_rev, 1, NULL)) + hashcpy(rev, branch_rev); + else + new->path = NULL; /* not an existing branch */ + + new->commit = lookup_commit_reference_gently(rev, 1); + if (!new->commit) { + /* not a commit */ + *source_tree = parse_tree_indirect(rev); + } else { + parse_commit(new->commit); + *source_tree = new->commit->tree; + } + + if (!*source_tree) /* case (1): want a tree */ + die("reference is not a tree: %s", arg); + if (!has_dash_dash) {/* case (3 -> 1) */ + /* + * Do not complain the most common case + * git checkout branch + * even if there happen to be a file called 'branch'; + * it would be extremely annoying. + */ + if (argc) + verify_non_filename(NULL, arg); + } else { + argcount++; + argv++; + argc--; + } + + return argcount; +} + int cmd_checkout(int argc, const char **argv, const char *prefix) { struct checkout_opts opts; unsigned char rev[20]; - const char *arg; struct branch_info new; struct tree *source_tree = NULL; char *conflict_style = NULL; int patch_mode = 0; int dwim_new_local_branch = 1; struct option options[] = { - OPT__QUIET(&opts.quiet), + OPT__QUIET(&opts.quiet, "suppress progress reporting"), OPT_STRING('b', NULL, &opts.new_branch, "branch", "create and checkout a new branch"), OPT_STRING('B', NULL, &opts.new_branch_force, "branch", "create/reset and checkout a branch"), - OPT_BOOLEAN('l', NULL, &opts.new_branch_log, "log for new branch"), - OPT_SET_INT('t', "track", &opts.track, "track", + OPT_BOOLEAN('l', NULL, &opts.new_branch_log, "create reflog for new branch"), + OPT_BOOLEAN(0, "detach", &opts.force_detach, "detach the HEAD at named commit"), + OPT_SET_INT('t', "track", &opts.track, "set upstream info for new branch", BRANCH_TRACK_EXPLICIT), OPT_STRING(0, "orphan", &opts.new_orphan_branch, "new branch", "new unparented branch"), - OPT_SET_INT('2', "ours", &opts.writeout_stage, "stage", + OPT_SET_INT('2', "ours", &opts.writeout_stage, "checkout our version for unmerged files", 2), - OPT_SET_INT('3', "theirs", &opts.writeout_stage, "stage", + OPT_SET_INT('3', "theirs", &opts.writeout_stage, "checkout their version for unmerged files", 3), - OPT_BOOLEAN('f', "force", &opts.force, "force"), - OPT_BOOLEAN('m', "merge", &opts.merge, "merge"), + OPT__FORCE(&opts.force, "force checkout (throw away local modifications)"), + OPT_BOOLEAN('m', "merge", &opts.merge, "perform a 3-way merge with the new branch"), OPT_STRING(0, "conflict", &conflict_style, "style", "conflict style (merge or diff3)"), OPT_BOOLEAN('p', "patch", &patch_mode, "select hunks interactively"), @@ -709,7 +931,6 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, OPT_END(), }; - int has_dash_dash; memset(&opts, 0, sizeof(opts)); memset(&new, 0, sizeof(new)); @@ -731,9 +952,15 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) opts.new_branch = opts.new_branch_force; if (patch_mode && (opts.track > 0 || opts.new_branch - || opts.new_branch_log || opts.merge || opts.force)) + || opts.new_branch_log || opts.merge || opts.force + || opts.force_detach)) die ("--patch is incompatible with all other options"); + if (opts.force_detach && (opts.new_branch || opts.new_orphan_branch)) + die("--detach cannot be used with -b/-B/--orphan"); + if (opts.force_detach && 0 < opts.track) + die("--detach cannot be used with -t"); + /* --track without -b should DWIM */ if (0 < opts.track && !opts.new_branch) { const char *argv0 = argv[0]; @@ -766,105 +993,30 @@ int cmd_checkout(int argc, const char **argv, const char *prefix) die("git checkout: -f and -m are incompatible"); /* - * case 1: git checkout <ref> -- [<paths>] - * - * <ref> must be a valid tree, everything after the '--' must be - * a path. + * Extract branch name from command line arguments, so + * all that is left is pathspecs. * - * case 2: git checkout -- [<paths>] - * - * everything after the '--' must be paths. - * - * case 3: git checkout <something> [<paths>] - * - * With no paths, if <something> is a commit, that is to - * switch to the branch or detach HEAD at it. As a special case, - * if <something> is A...B (missing A or B means HEAD but you can - * omit at most one side), and if there is a unique merge base - * between A and B, A...B names that merge base. + * Handle * - * With no paths, if <something> is _not_ a commit, no -t nor -b - * was given, and there is a tracking branch whose name is - * <something> in one and only one remote, then this is a short-hand - * to fork local <something> from that remote tracking branch. - * - * Otherwise <something> shall not be ambiguous. - * - If it's *only* a reference, treat it like case (1). - * - If it's only a path, treat it like case (2). - * - else: fail. + * 1) git checkout <tree> -- [<paths>] + * 2) git checkout -- [<paths>] + * 3) git checkout <something> [<paths>] * + * including "last branch" syntax and DWIM-ery for names of + * remote branches, erroring out for invalid or ambiguous cases. */ if (argc) { - if (!strcmp(argv[0], "--")) { /* case (2) */ - argv++; - argc--; - goto no_reference; - } - - arg = argv[0]; - has_dash_dash = (argc > 1) && !strcmp(argv[1], "--"); - - if (!strcmp(arg, "-")) - arg = "@{-1}"; - - if (get_sha1_mb(arg, rev)) { - if (has_dash_dash) /* case (1) */ - die("invalid reference: %s", arg); - if (!patch_mode && - dwim_new_local_branch && - opts.track == BRANCH_TRACK_UNSPECIFIED && - !opts.new_branch && - !check_filename(NULL, arg) && - argc == 1) { - const char *remote = unique_tracking_name(arg); - if (!remote || get_sha1(remote, rev)) - goto no_reference; - opts.new_branch = arg; - arg = remote; - /* DWIMmed to create local branch */ - } - else - goto no_reference; - } - - /* we can't end up being in (2) anymore, eat the argument */ - argv++; - argc--; - - new.name = arg; - if ((new.commit = lookup_commit_reference_gently(rev, 1))) { - setup_branch_path(&new); - - if ((check_ref_format(new.path) == CHECK_REF_FORMAT_OK) && - resolve_ref(new.path, rev, 1, NULL)) - ; - else - new.path = NULL; - parse_commit(new.commit); - source_tree = new.commit->tree; - } else - source_tree = parse_tree_indirect(rev); - - if (!source_tree) /* case (1): want a tree */ - die("reference is not a tree: %s", arg); - if (!has_dash_dash) {/* case (3 -> 1) */ - /* - * Do not complain the most common case - * git checkout branch - * even if there happen to be a file called 'branch'; - * it would be extremely annoying. - */ - if (argc) - verify_non_filename(NULL, arg); - } - else { - argv++; - argc--; - } + int dwim_ok = + !patch_mode && + dwim_new_local_branch && + opts.track == BRANCH_TRACK_UNSPECIFIED && + !opts.new_branch; + int n = parse_branchname_arg(argc, argv, dwim_ok, + &new, &source_tree, rev, &opts.new_branch); + argv += n; + argc -= n; } -no_reference: - if (opts.track == BRANCH_TRACK_UNSPECIFIED) opts.track = git_branch_track; @@ -886,6 +1038,9 @@ no_reference: } } + if (opts.force_detach) + die("git checkout: --detach does not take a path argument"); + if (1 < !!opts.writeout_stage + !!opts.force + !!opts.merge) die("git checkout: --ours/--theirs, --force and --merge are incompatible when\nchecking out of the index."); diff --git a/builtin/clean.c b/builtin/clean.c index c8798f549e..4a312abc6b 100644 --- a/builtin/clean.c +++ b/builtin/clean.c @@ -38,7 +38,7 @@ int cmd_clean(int argc, const char **argv, const char *prefix) { int i; int show_only = 0, remove_directories = 0, quiet = 0, ignored = 0; - int ignored_only = 0, baselen = 0, config_set = 0, errors = 0; + int ignored_only = 0, config_set = 0, errors = 0; int rm_flags = REMOVE_DIR_KEEP_NESTED_GIT; struct strbuf directory = STRBUF_INIT; struct dir_struct dir; @@ -48,9 +48,9 @@ int cmd_clean(int argc, const char **argv, const char *prefix) const char *qname; char *seen = NULL; struct option options[] = { - OPT__QUIET(&quiet), - OPT__DRY_RUN(&show_only), - OPT_BOOLEAN('f', "force", &force, "force"), + OPT__QUIET(&quiet, "do not print names of files removed"), + OPT__DRY_RUN(&show_only, "dry run"), + OPT__FORCE(&force, "force"), OPT_BOOLEAN('d', NULL, &remove_directories, "remove whole directories"), { OPTION_CALLBACK, 'e', "exclude", &exclude_list, "pattern", @@ -138,7 +138,7 @@ int cmd_clean(int argc, const char **argv, const char *prefix) if (pathspec) { memset(seen, 0, argc > 0 ? argc : 1); matches = match_pathspec(pathspec, ent->name, len, - baselen, seen); + 0, seen); } if (S_ISDIR(st.st_mode)) { @@ -153,7 +153,7 @@ int cmd_clean(int argc, const char **argv, const char *prefix) printf("Removing %s\n", qname); if (remove_dir_recursively(&directory, rm_flags) != 0) { - warning("failed to remove '%s'", qname); + warning("failed to remove %s", qname); errors++; } } else if (show_only) { @@ -173,7 +173,7 @@ int cmd_clean(int argc, const char **argv, const char *prefix) printf("Removing %s\n", qname); } if (unlink(ent->name) != 0) { - warning("failed to remove '%s'", qname); + warning("failed to remove %s", qname); errors++; } } diff --git a/builtin/clone.c b/builtin/clone.c index 19ed64041d..c6e10bb9e9 100644 --- a/builtin/clone.c +++ b/builtin/clone.c @@ -8,7 +8,7 @@ * Clone a repository into a different directory that does not yet exist. */ -#include "cache.h" +#include "builtin.h" #include "parse-options.h" #include "fetch-pack.h" #include "refs.h" @@ -66,8 +66,10 @@ static struct option builtin_clone_options[] = { "setup as shared repository"), OPT_BOOLEAN(0, "recursive", &option_recursive, "initialize submodules in the clone"), - OPT_STRING(0, "template", &option_template, "path", - "path the template repository"), + OPT_BOOLEAN(0, "recurse-submodules", &option_recursive, + "initialize submodules in the clone"), + OPT_STRING(0, "template", &option_template, "template-directory", + "directory from which templates will be used"), OPT_STRING(0, "reference", &option_reference, "repo", "reference repository"), OPT_STRING('o', "origin", &option_origin, "branch", @@ -98,7 +100,7 @@ static char *get_repo_path(const char *repo, int *is_bundle) path = mkpath("%s%s", repo, suffix[i]); if (is_directory(path)) { *is_bundle = 0; - return xstrdup(make_nonrelative_path(path)); + return xstrdup(absolute_path(path)); } } @@ -107,7 +109,7 @@ static char *get_repo_path(const char *repo, int *is_bundle) path = mkpath("%s%s", repo, bundle_suffix[i]); if (!stat(path, &st) && S_ISREG(st.st_mode)) { *is_bundle = 1; - return xstrdup(make_nonrelative_path(path)); + return xstrdup(absolute_path(path)); } } @@ -201,7 +203,7 @@ static void setup_reference(const char *repo) struct transport *transport; const struct ref *extra; - ref_git = make_absolute_path(option_reference); + ref_git = real_path(option_reference); if (is_directory(mkpath("%s/.git/objects", ref_git))) ref_git = mkpath("%s/.git", ref_git); @@ -381,6 +383,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix) junk_pid = getpid(); + packet_trace_identity("clone"); argc = parse_options(argc, argv, prefix, builtin_clone_options, builtin_clone_usage, 0); @@ -409,9 +412,9 @@ int cmd_clone(int argc, const char **argv, const char *prefix) path = get_repo_path(repo_name, &is_bundle); if (path) - repo = xstrdup(make_nonrelative_path(repo_name)); + repo = xstrdup(absolute_path(repo_name)); else if (!strchr(repo_name, ':')) - repo = xstrdup(make_absolute_path(repo_name)); + die("repository '%s' does not exist", repo_name); else repo = repo_name; is_local = path && !is_bundle; @@ -464,7 +467,7 @@ int cmd_clone(int argc, const char **argv, const char *prefix) if (safe_create_leading_directories_const(git_dir) < 0) die("could not create leading directories of '%s'", git_dir); - set_git_dir(make_absolute_path(git_dir)); + set_git_dir(real_path(git_dir)); if (0 <= option_verbosity) printf("Cloning into %s%s...\n", diff --git a/builtin/commit-tree.c b/builtin/commit-tree.c index 87f0591c2f..d083795e26 100644 --- a/builtin/commit-tree.c +++ b/builtin/commit-tree.c @@ -9,7 +9,7 @@ #include "builtin.h" #include "utf8.h" -static const char commit_tree_usage[] = "git commit-tree <sha1> [-p <sha1>]* < changelog"; +static const char commit_tree_usage[] = "git commit-tree <sha1> [(-p <sha1>)...] < changelog"; static void new_parent(struct commit *parent, struct commit_list **parents_p) { @@ -56,10 +56,12 @@ int cmd_commit_tree(int argc, const char **argv, const char *prefix) if (strbuf_read(&buffer, 0, 0) < 0) die_errno("git commit-tree: failed to read"); - if (!commit_tree(buffer.buf, tree_sha1, parents, commit_sha1, NULL)) { - printf("%s\n", sha1_to_hex(commit_sha1)); - return 0; - } - else + if (commit_tree(buffer.buf, tree_sha1, parents, commit_sha1, NULL)) { + strbuf_release(&buffer); return 1; + } + + printf("%s\n", sha1_to_hex(commit_sha1)); + strbuf_release(&buffer); + return 0; } diff --git a/builtin/commit.c b/builtin/commit.c index 0b6ce2fa37..54b20497b1 100644 --- a/builtin/commit.c +++ b/builtin/commit.c @@ -45,18 +45,26 @@ static const char implicit_ident_advice[] = " git config --global user.name \"Your Name\"\n" " git config --global user.email you@example.com\n" "\n" -"If the identity used for this commit is wrong, you can fix it with:\n" +"After doing this, you may fix the identity used for this commit with:\n" "\n" -" git commit --amend --author='Your Name <you@example.com>'\n"; +" git commit --amend --reset-author\n"; static const char empty_amend_advice[] = "You asked to amend the most recent commit, but doing so would make\n" "it empty. You can repeat your command with --allow-empty, or you can\n" "remove the commit entirely with \"git reset HEAD^\".\n"; +static const char empty_cherry_pick_advice[] = +"The previous cherry-pick is now empty, possibly due to conflict resolution.\n" +"If you wish to commit it anyway, use:\n" +"\n" +" git commit --allow-empty\n" +"\n" +"Otherwise, please use 'git reset'\n"; + static unsigned char head_sha1[20]; -static char *use_message_buffer; +static const char *use_message_buffer; static const char commit_editmsg[] = "COMMIT_EDITMSG"; static struct lock_file index_lock; /* real index */ static struct lock_file false_lock; /* used only for partial commits */ @@ -68,8 +76,13 @@ static enum { static const char *logfile, *force_author; static const char *template_file; +/* + * The _message variables are commit names from which to take + * the commit message and/or authorship. + */ +static const char *author_message, *author_message_buffer; static char *edit_message, *use_message; -static char *author_name, *author_email, *author_date; +static char *fixup_message, *squash_message; static int all, edit_flag, also, interactive, only, amend, signoff; static int quiet, verbose, no_verify, allow_empty, dry_run, renew_authorship; static int no_post_rewrite, allow_empty_message; @@ -88,7 +101,8 @@ static enum { } cleanup_mode; static char *cleanup_arg; -static int use_editor = 1, initial_commit, in_merge, include_status = 1; +static enum commit_whence whence; +static int use_editor = 1, initial_commit, include_status = 1; static int show_ignored_in_status; static const char *only_include_assumed; static struct strbuf message; @@ -114,16 +128,18 @@ static int opt_parse_m(const struct option *opt, const char *arg, int unset) } static struct option builtin_commit_options[] = { - OPT__QUIET(&quiet), - OPT__VERBOSE(&verbose), + OPT__QUIET(&quiet, "suppress summary after successful commit"), + OPT__VERBOSE(&verbose, "show diff in commit message template"), OPT_GROUP("Commit message options"), - OPT_FILENAME('F', "file", &logfile, "read log from file"), - OPT_STRING(0, "author", &force_author, "AUTHOR", "override author for commit"), - OPT_STRING(0, "date", &force_date, "DATE", "override date for commit"), - OPT_CALLBACK('m', "message", &message, "MESSAGE", "specify commit message", opt_parse_m), - OPT_STRING('c', "reedit-message", &edit_message, "COMMIT", "reuse and edit message from specified commit"), - OPT_STRING('C', "reuse-message", &use_message, "COMMIT", "reuse message from specified commit"), + OPT_FILENAME('F', "file", &logfile, "read message from file"), + OPT_STRING(0, "author", &force_author, "author", "override author for commit"), + OPT_STRING(0, "date", &force_date, "date", "override date for commit"), + OPT_CALLBACK('m', "message", &message, "message", "commit message", opt_parse_m), + OPT_STRING('c', "reedit-message", &edit_message, "commit", "reuse and edit message from specified commit"), + OPT_STRING('C', "reuse-message", &use_message, "commit", "reuse message from specified commit"), + OPT_STRING(0, "fixup", &fixup_message, "commit", "use autosquash formatted message to fixup specified commit"), + OPT_STRING(0, "squash", &squash_message, "commit", "use autosquash formatted message to squash specified commit"), OPT_BOOLEAN(0, "reset-author", &renew_authorship, "the commit is authored by me now (used with -C-c/--amend)"), OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"), OPT_FILENAME('t', "template", &template_file, "use specified template file"), @@ -143,12 +159,12 @@ static struct option builtin_commit_options[] = { STATUS_FORMAT_SHORT), OPT_BOOLEAN(0, "branch", &status_show_branch, "show branch information"), OPT_SET_INT(0, "porcelain", &status_format, - "show porcelain output format", STATUS_FORMAT_PORCELAIN), + "machine-readable output", STATUS_FORMAT_PORCELAIN), OPT_BOOLEAN('z', "null", &null_termination, "terminate entries with NUL"), OPT_BOOLEAN(0, "amend", &amend, "amend previous commit"), OPT_BOOLEAN(0, "no-post-rewrite", &no_post_rewrite, "bypass post-rewrite hook"), - { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal, no (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, + { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, "mode", "show untracked files, optional modes: all, normal, no. (Default: all)", PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, /* end commit contents options */ { OPTION_BOOLEAN, 0, "allow-empty", &allow_empty, NULL, @@ -161,6 +177,36 @@ static struct option builtin_commit_options[] = { OPT_END() }; +static void determine_whence(struct wt_status *s) +{ + if (file_exists(git_path("MERGE_HEAD"))) + whence = FROM_MERGE; + else if (file_exists(git_path("CHERRY_PICK_HEAD"))) + whence = FROM_CHERRY_PICK; + else + whence = FROM_COMMIT; + if (s) + s->whence = whence; +} + +static const char *whence_s(void) +{ + char *s = ""; + + switch (whence) { + case FROM_COMMIT: + break; + case FROM_MERGE: + s = "merge"; + break; + case FROM_CHERRY_PICK: + s = "cherry-pick"; + break; + } + + return s; +} + static void rollback_index_files(void) { switch (commit_style) { @@ -376,8 +422,8 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, int */ commit_style = COMMIT_PARTIAL; - if (in_merge) - die("cannot do a partial commit during a merge."); + if (whence != FROM_COMMIT) + die("cannot do a partial commit during a %s.", whence_s()); memset(&partial, 0, sizeof(partial)); partial.strdup_strings = 1; @@ -459,7 +505,7 @@ static int is_a_merge(const unsigned char *sha1) static const char sign_off_header[] = "Signed-off-by: "; -static void determine_author_info(void) +static void determine_author_info(struct strbuf *author_ident) { char *name, *email, *date; @@ -467,18 +513,18 @@ static void determine_author_info(void) email = getenv("GIT_AUTHOR_EMAIL"); date = getenv("GIT_AUTHOR_DATE"); - if (use_message && !renew_authorship) { + if (author_message) { const char *a, *lb, *rb, *eol; - a = strstr(use_message_buffer, "\nauthor "); + a = strstr(author_message_buffer, "\nauthor "); if (!a) - die("invalid commit: %s", use_message); + die("invalid commit: %s", author_message); lb = strchrnul(a + strlen("\nauthor "), '<'); rb = strchrnul(lb, '>'); eol = strchrnul(rb, '\n'); if (!*lb || !*rb || !*eol) - die("invalid commit: %s", use_message); + die("invalid commit: %s", author_message); if (lb == a + strlen("\nauthor ")) /* \nauthor <foo@example.com> */ @@ -503,10 +549,8 @@ static void determine_author_info(void) if (force_date) date = force_date; - - author_name = name; - author_email = email; - author_date = date; + strbuf_addstr(author_ident, fmt_ident(name, email, date, + IDENT_ERROR_ON_NO_NAME)); } static int ends_rfc2822_footer(struct strbuf *sb) @@ -550,14 +594,24 @@ static int ends_rfc2822_footer(struct strbuf *sb) return 1; } +static char *cut_ident_timestamp_part(char *string) +{ + char *ket = strrchr(string, '>'); + if (!ket || ket[1] != ' ') + die("Malformed ident string: '%s'", string); + *++ket = '\0'; + return ket; +} + static int prepare_to_commit(const char *index_file, const char *prefix, - struct wt_status *s) + struct wt_status *s, + struct strbuf *author_ident) { struct stat statbuf; + struct strbuf committer_ident = STRBUF_INIT; int commitable, saved_color_setting; struct strbuf sb = STRBUF_INIT; char *buffer; - FILE *fp; const char *hook_arg1 = NULL; const char *hook_arg2 = NULL; int ident_shown = 0; @@ -565,6 +619,25 @@ static int prepare_to_commit(const char *index_file, const char *prefix, if (!no_verify && run_hook(index_file, "pre-commit", NULL)) return 0; + if (squash_message) { + /* + * Insert the proper subject line before other commit + * message options add their content. + */ + if (use_message && !strcmp(use_message, squash_message)) + strbuf_addstr(&sb, "squash! "); + else { + struct pretty_print_context ctx = {0}; + struct commit *c; + c = lookup_commit_reference_by_name(squash_message); + if (!c) + die("could not lookup commit %s", squash_message); + ctx.output_encoding = get_commit_output_encoding(); + format_commit_message(c, "squash! %s\n\n", &sb, + &ctx); + } + } + if (message.len) { strbuf_addbuf(&sb, &message); hook_arg1 = "message"; @@ -586,6 +659,16 @@ static int prepare_to_commit(const char *index_file, const char *prefix, strbuf_add(&sb, buffer + 2, strlen(buffer + 2)); hook_arg1 = "commit"; hook_arg2 = use_message; + } else if (fixup_message) { + struct pretty_print_context ctx = {0}; + struct commit *commit; + commit = lookup_commit_reference_by_name(fixup_message); + if (!commit) + die("could not lookup commit %s", fixup_message); + ctx.output_encoding = get_commit_output_encoding(); + format_commit_message(commit, "fixup! %s\n\n", + &sb, &ctx); + hook_arg1 = "message"; } else if (!stat(git_path("MERGE_MSG"), &statbuf)) { if (strbuf_read_file(&sb, git_path("MERGE_MSG"), 0) < 0) die_errno("could not read MERGE_MSG"); @@ -594,21 +677,35 @@ static int prepare_to_commit(const char *index_file, const char *prefix, if (strbuf_read_file(&sb, git_path("SQUASH_MSG"), 0) < 0) die_errno("could not read SQUASH_MSG"); hook_arg1 = "squash"; - } else if (template_file && !stat(template_file, &statbuf)) { + } else if (template_file) { if (strbuf_read_file(&sb, template_file, 0) < 0) die_errno("could not read '%s'", template_file); hook_arg1 = "template"; } /* - * This final case does not modify the template message, - * it just sets the argument to the prepare-commit-msg hook. + * The remaining cases don't modify the template message, but + * just set the argument(s) to the prepare-commit-msg hook. */ - else if (in_merge) + else if (whence == FROM_MERGE) hook_arg1 = "merge"; + else if (whence == FROM_CHERRY_PICK) { + hook_arg1 = "commit"; + hook_arg2 = "CHERRY_PICK_HEAD"; + } + + if (squash_message) { + /* + * If squash_commit was used for the commit subject, + * then we're possibly hijacking other commit log options. + * Reset the hook args to tell the real story. + */ + hook_arg1 = "message"; + hook_arg2 = ""; + } - fp = fopen(git_path(commit_editmsg), "w"); - if (fp == NULL) + s->fp = fopen(git_path(commit_editmsg), "w"); + if (s->fp == NULL) die_errno("could not open '%s'", git_path(commit_editmsg)); if (cleanup_mode != CLEANUP_NONE) @@ -632,71 +729,75 @@ static int prepare_to_commit(const char *index_file, const char *prefix, strbuf_release(&sob); } - if (fwrite(sb.buf, 1, sb.len, fp) < sb.len) + if (fwrite(sb.buf, 1, sb.len, s->fp) < sb.len) die_errno("could not write commit template"); strbuf_release(&sb); - determine_author_info(); + /* This checks and barfs if author is badly specified */ + determine_author_info(author_ident); /* This checks if committer ident is explicitly given */ - git_committer_info(0); + strbuf_addstr(&committer_ident, git_committer_info(0)); if (use_editor && include_status) { - char *author_ident; - const char *committer_ident; - - if (in_merge) - fprintf(fp, - "#\n" - "# It looks like you may be committing a MERGE.\n" - "# If this is not correct, please remove the file\n" - "# %s\n" - "# and try again.\n" - "#\n", - git_path("MERGE_HEAD")); - - fprintf(fp, - "\n" - "# Please enter the commit message for your changes."); + char *ai_tmp, *ci_tmp; + if (whence != FROM_COMMIT) + status_printf_ln(s, GIT_COLOR_NORMAL, + "\n" + "It looks like you may be committing a %s.\n" + "If this is not correct, please remove the file\n" + " %s\n" + "and try again.\n" + "", + whence_s(), + git_path(whence == FROM_MERGE + ? "MERGE_HEAD" + : "CHERRY_PICK_HEAD")); + + fprintf(s->fp, "\n"); + status_printf(s, GIT_COLOR_NORMAL, + "Please enter the commit message for your changes."); if (cleanup_mode == CLEANUP_ALL) - fprintf(fp, + status_printf_more(s, GIT_COLOR_NORMAL, " Lines starting\n" - "# with '#' will be ignored, and an empty" + "with '#' will be ignored, and an empty" " message aborts the commit.\n"); else /* CLEANUP_SPACE, that is. */ - fprintf(fp, + status_printf_more(s, GIT_COLOR_NORMAL, " Lines starting\n" - "# with '#' will be kept; you may remove them" + "with '#' will be kept; you may remove them" " yourself if you want to.\n" - "# An empty message aborts the commit.\n"); + "An empty message aborts the commit.\n"); if (only_include_assumed) - fprintf(fp, "# %s\n", only_include_assumed); + status_printf_ln(s, GIT_COLOR_NORMAL, + "%s", only_include_assumed); - author_ident = xstrdup(fmt_name(author_name, author_email)); - committer_ident = fmt_name(getenv("GIT_COMMITTER_NAME"), - getenv("GIT_COMMITTER_EMAIL")); - if (strcmp(author_ident, committer_ident)) - fprintf(fp, + ai_tmp = cut_ident_timestamp_part(author_ident->buf); + ci_tmp = cut_ident_timestamp_part(committer_ident.buf); + if (strcmp(author_ident->buf, committer_ident.buf)) + status_printf_ln(s, GIT_COLOR_NORMAL, "%s" - "# Author: %s\n", - ident_shown++ ? "" : "#\n", - author_ident); - free(author_ident); + "Author: %s", + ident_shown++ ? "" : "\n", + author_ident->buf); if (!user_ident_sufficiently_given()) - fprintf(fp, + status_printf_ln(s, GIT_COLOR_NORMAL, "%s" - "# Committer: %s\n", - ident_shown++ ? "" : "#\n", - committer_ident); + "Committer: %s", + ident_shown++ ? "" : "\n", + committer_ident.buf); if (ident_shown) - fprintf(fp, "#\n"); + status_printf_ln(s, GIT_COLOR_NORMAL, ""); saved_color_setting = s->use_color; s->use_color = 0; - commitable = run_status(fp, index_file, prefix, 1, s); + commitable = run_status(s->fp, index_file, prefix, 1, s); s->use_color = saved_color_setting; + + *ai_tmp = ' '; + *ci_tmp = ' '; } else { unsigned char sha1[20]; const char *parent = "HEAD"; @@ -712,14 +813,22 @@ static int prepare_to_commit(const char *index_file, const char *prefix, else commitable = index_differs_from(parent, 0); } + strbuf_release(&committer_ident); - fclose(fp); + fclose(s->fp); - if (!commitable && !in_merge && !allow_empty && + /* + * Reject an attempt to record a non-merge empty commit without + * explicit --allow-empty. In the cherry-pick case, it may be + * empty due to conflict resolution, which the user should okay. + */ + if (!commitable && whence != FROM_MERGE && !allow_empty && !(amend && is_a_merge(head_sha1))) { run_status(stdout, index_file, prefix, 0, s); if (amend) fputs(empty_amend_advice, stderr); + else if (whence == FROM_CHERRY_PICK) + fputs(empty_cherry_pick_advice, stderr); return 0; } @@ -847,6 +956,28 @@ static void handle_untracked_files_arg(struct wt_status *s) die("Invalid untracked files mode '%s'", untracked_files_arg); } +static const char *read_commit_message(const char *name) +{ + const char *out_enc, *out; + struct commit *commit; + + commit = lookup_commit_reference_by_name(name); + if (!commit) + die("could not lookup commit %s", name); + out_enc = get_commit_output_encoding(); + out = logmsg_reencode(commit, out_enc); + + /* + * If we failed to reencode the buffer, just copy it + * byte for byte so the user can try to fix it up. + * This also handles the case where input and output + * encodings are identical. + */ + if (out == NULL) + out = xstrdup(commit->buffer); + return out; +} + static int parse_and_validate_options(int argc, const char *argv[], const char * const usage[], const char *prefix, @@ -863,7 +994,7 @@ static int parse_and_validate_options(int argc, const char *argv[], if (force_author && renew_authorship) die("Using both --reset-author and --author does not make sense"); - if (logfile || message.len || use_message) + if (logfile || message.len || use_message || fixup_message) use_editor = 0; if (edit_flag) use_editor = 1; @@ -876,61 +1007,38 @@ static int parse_and_validate_options(int argc, const char *argv[], /* Sanity check options */ if (amend && initial_commit) die("You have nothing to amend."); - if (amend && in_merge) - die("You are in the middle of a merge -- cannot amend."); - + if (amend && whence != FROM_COMMIT) + die("You are in the middle of a %s -- cannot amend.", whence_s()); + if (fixup_message && squash_message) + die("Options --squash and --fixup cannot be used together"); if (use_message) f++; if (edit_message) f++; + if (fixup_message) + f++; if (logfile) f++; if (f > 1) - die("Only one of -c/-C/-F can be used."); + die("Only one of -c/-C/-F/--fixup can be used."); if (message.len && f > 0) - die("Option -m cannot be combined with -c/-C/-F."); + die("Option -m cannot be combined with -c/-C/-F/--fixup."); if (edit_message) use_message = edit_message; - if (amend && !use_message) + if (amend && !use_message && !fixup_message) use_message = "HEAD"; - if (!use_message && renew_authorship) + if (!use_message && whence != FROM_CHERRY_PICK && renew_authorship) die("--reset-author can be used only with -C, -c or --amend."); if (use_message) { - unsigned char sha1[20]; - static char utf8[] = "UTF-8"; - const char *out_enc; - char *enc, *end; - struct commit *commit; - - if (get_sha1(use_message, sha1)) - die("could not lookup commit %s", use_message); - commit = lookup_commit_reference(sha1); - if (!commit || parse_commit(commit)) - die("could not parse commit %s", use_message); - - enc = strstr(commit->buffer, "\nencoding"); - if (enc) { - end = strchr(enc + 10, '\n'); - enc = xstrndup(enc + 10, end - (enc + 10)); - } else { - enc = utf8; + use_message_buffer = read_commit_message(use_message); + if (!renew_authorship) { + author_message = use_message; + author_message_buffer = use_message_buffer; } - out_enc = git_commit_encoding ? git_commit_encoding : utf8; - - if (strcmp(out_enc, enc)) - use_message_buffer = - reencode_string(commit->buffer, out_enc, enc); - - /* - * If we failed to reencode the buffer, just copy it - * byte for byte so the user can try to fix it up. - * This also handles the case where input and output - * encodings are identical. - */ - if (use_message_buffer == NULL) - use_message_buffer = xstrdup(commit->buffer); - if (enc != utf8) - free(enc); + } + if (whence == FROM_CHERRY_PICK && !renew_authorship) { + author_message = "CHERRY_PICK_HEAD"; + author_message_buffer = read_commit_message(author_message); } if (!!also + !!only + !!all + !!interactive > 1) @@ -984,6 +1092,8 @@ static int parse_status_slot(const char *var, int offset) { if (!strcasecmp(var+offset, "header")) return WT_STATUS_HEADER; + if (!strcasecmp(var+offset, "branch")) + return WT_STATUS_ONBRANCH; if (!strcasecmp(var+offset, "updated") || !strcasecmp(var+offset, "added")) return WT_STATUS_UPDATED; @@ -1048,13 +1158,13 @@ int cmd_status(int argc, const char **argv, const char *prefix) int fd; unsigned char sha1[20]; static struct option builtin_status_options[] = { - OPT__VERBOSE(&verbose), + OPT__VERBOSE(&verbose, "be verbose"), OPT_SET_INT('s', "short", &status_format, "show status concisely", STATUS_FORMAT_SHORT), OPT_BOOLEAN('b', "branch", &status_show_branch, "show branch information"), OPT_SET_INT(0, "porcelain", &status_format, - "show porcelain output format", + "machine-readable output", STATUS_FORMAT_PORCELAIN), OPT_BOOLEAN('z', "null", &null_termination, "terminate entries with NUL"), @@ -1070,13 +1180,16 @@ int cmd_status(int argc, const char **argv, const char *prefix) OPT_END(), }; + if (argc == 2 && !strcmp(argv[1], "-h")) + usage_with_options(builtin_status_usage, builtin_status_options); + if (null_termination && status_format == STATUS_FORMAT_LONG) status_format = STATUS_FORMAT_PORCELAIN; wt_status_prepare(&s); gitmodules_config(); git_config(git_status_config, &s); - in_merge = file_exists(git_path("MERGE_HEAD")); + determine_whence(&s); argc = parse_options(argc, argv, prefix, builtin_status_options, builtin_status_usage, 0); @@ -1094,7 +1207,6 @@ int cmd_status(int argc, const char **argv, const char *prefix) update_index_if_able(&the_index, &index_lock); s.is_initial = get_sha1(s.reference, sha1) ? 1 : 0; - s.in_merge = in_merge; s.ignore_submodule_arg = ignore_submodule_arg; wt_status_collect(&s); @@ -1169,7 +1281,6 @@ static void print_summary(const char *prefix, const unsigned char *sha1) get_commit_format(format.buf, &rev); rev.always_show_header = 0; rev.diffopt.detect_rename = 1; - rev.diffopt.rename_limit = 100; rev.diffopt.break_opt = 0; diff_setup_done(&rev.diffopt); @@ -1241,6 +1352,7 @@ static int run_rewrite_hook(const unsigned char *oldsha1, int cmd_commit(int argc, const char **argv, const char *prefix) { struct strbuf sb = STRBUF_INIT; + struct strbuf author_ident = STRBUF_INIT; const char *index_file, *reflog_msg; char *nl, *p; unsigned char commit_sha1[20]; @@ -1250,10 +1362,12 @@ int cmd_commit(int argc, const char **argv, const char *prefix) int allow_fast_forward = 1; struct wt_status s; + if (argc == 2 && !strcmp(argv[1], "-h")) + usage_with_options(builtin_commit_usage, builtin_commit_options); + wt_status_prepare(&s); git_config(git_commit_config, &s); - in_merge = file_exists(git_path("MERGE_HEAD")); - s.in_merge = in_merge; + determine_whence(&s); if (s.use_color == -1) s.use_color = git_use_color_default; @@ -1268,7 +1382,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix) /* Set up everything for writing the commit object. This includes running hooks, writing the trees, and interacting with the user. */ - if (!prepare_to_commit(index_file, prefix, &s)) { + if (!prepare_to_commit(index_file, prefix, &s, &author_ident)) { rollback_index_files(); return 1; } @@ -1290,7 +1404,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix) for (c = commit->parents; c; c = c->next) pptr = &commit_list_insert(c->item, pptr)->next; - } else if (in_merge) { + } else if (whence == FROM_MERGE) { struct strbuf m = STRBUF_INIT; FILE *fp; @@ -1319,7 +1433,9 @@ int cmd_commit(int argc, const char **argv, const char *prefix) parents = reduce_heads(parents); } else { if (!reflog_msg) - reflog_msg = "commit"; + reflog_msg = (whence == FROM_CHERRY_PICK) + ? "commit (cherry-pick)" + : "commit"; pptr = &commit_list_insert(lookup_commit(head_sha1), pptr)->next; } @@ -1347,11 +1463,11 @@ int cmd_commit(int argc, const char **argv, const char *prefix) } if (commit_tree(sb.buf, active_cache_tree->sha1, parents, commit_sha1, - fmt_ident(author_name, author_email, author_date, - IDENT_ERROR_ON_NO_NAME))) { + author_ident.buf)) { rollback_index_files(); die("failed to write commit object"); } + strbuf_release(&author_ident); ref_lock = lock_any_ref_for_update("HEAD", initial_commit ? NULL : head_sha1, @@ -1374,6 +1490,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix) die("cannot update HEAD ref"); } + unlink(git_path("CHERRY_PICK_HEAD")); unlink(git_path("MERGE_HEAD")); unlink(git_path("MERGE_MSG")); unlink(git_path("MERGE_MODE")); diff --git a/builtin/config.c b/builtin/config.c index ca4a0db4a7..3e3c528497 100644 --- a/builtin/config.c +++ b/builtin/config.c @@ -52,7 +52,7 @@ static struct option builtin_config_options[] = { OPT_BOOLEAN(0, "global", &use_global_config, "use global config file"), OPT_BOOLEAN(0, "system", &use_system_config, "use system config file"), OPT_BOOLEAN(0, "local", &use_local_config, "use repository config file"), - OPT_STRING('f', "file", &given_config_file, "FILE", "use given config file"), + OPT_STRING('f', "file", &given_config_file, "file", "use given config file"), OPT_GROUP("Action"), OPT_BIT(0, "get", &actions, "get value: name [value-regex]", ACTION_GET), OPT_BIT(0, "get-all", &actions, "get all values: key [value-regex]", ACTION_GET_ALL), @@ -153,7 +153,6 @@ static int show_config(const char *key_, const char *value_, void *cb) static int get_value(const char *key_, const char *regex_) { int ret = -1; - char *tl; char *global = NULL, *repo_config = NULL; const char *system_wide = NULL, *local; @@ -161,24 +160,38 @@ static int get_value(const char *key_, const char *regex_) if (!local) { const char *home = getenv("HOME"); local = repo_config = git_pathdup("config"); - if (git_config_global() && home) + if (home) global = xstrdup(mkpath("%s/.gitconfig", home)); if (git_config_system()) system_wide = git_etc_gitconfig(); } - key = xstrdup(key_); - for (tl=key+strlen(key)-1; tl >= key && *tl != '.'; --tl) - *tl = tolower(*tl); - for (tl=key; *tl && *tl != '.'; ++tl) - *tl = tolower(*tl); - if (use_key_regexp) { + char *tl; + + /* + * NEEDSWORK: this naive pattern lowercasing obviously does not + * work for more complex patterns like "^[^.]*Foo.*bar". + * Perhaps we should deprecate this altogether someday. + */ + + key = xstrdup(key_); + for (tl = key + strlen(key) - 1; + tl >= key && *tl != '.'; + tl--) + *tl = tolower(*tl); + for (tl = key; *tl && *tl != '.'; tl++) + *tl = tolower(*tl); + key_regexp = (regex_t*)xmalloc(sizeof(regex_t)); if (regcomp(key_regexp, key, REG_EXTENDED)) { fprintf(stderr, "Invalid key pattern: %s\n", key_); + free(key); goto free_strings; } + } else { + if (git_config_parse_key(key_, &key, NULL)) + goto free_strings; } if (regex_) { @@ -500,3 +513,9 @@ int cmd_config(int argc, const char **argv, const char *prefix) return 0; } + +int cmd_repo_config(int argc, const char **argv, const char *prefix) +{ + fprintf(stderr, "WARNING: git repo-config is deprecated in favor of git config.\n"); + return cmd_config(argc, argv, prefix); +} diff --git a/builtin/count-objects.c b/builtin/count-objects.c index 2bdd8ebde1..c37cb98c31 100644 --- a/builtin/count-objects.c +++ b/builtin/count-objects.c @@ -79,7 +79,7 @@ int cmd_count_objects(int argc, const char **argv, const char *prefix) unsigned long loose = 0, packed = 0, packed_loose = 0, garbage = 0; off_t loose_size = 0; struct option opts[] = { - OPT__VERBOSE(&verbose), + OPT__VERBOSE(&verbose, "be verbose"), OPT_END(), }; diff --git a/builtin/describe.c b/builtin/describe.c index 43caff2ffe..4afd1504a6 100644 --- a/builtin/describe.c +++ b/builtin/describe.c @@ -6,6 +6,7 @@ #include "exec_cmd.h" #include "parse-options.h" #include "diff.h" +#include "hash.h" #define SEEN (1u<<0) #define MAX_TAGS (FLAG_BITS - 1) @@ -20,9 +21,10 @@ static int debug; /* Display lots of verbose info */ static int all; /* Any valid ref can be used */ static int tags; /* Allow lightweight tags */ static int longformat; -static int abbrev = DEFAULT_ABBREV; +static int abbrev = -1; /* unspecified */ static int max_candidates = 10; -static int found_names; +static struct hash_table names; +static int have_util; static const char *pattern; static int always; static const char *dirty; @@ -34,16 +36,44 @@ static const char *diff_index_args[] = { struct commit_name { + struct commit_name *next; + unsigned char peeled[20]; struct tag *tag; unsigned prio:2; /* annotated tag = 2, tag = 1, head = 0 */ unsigned name_checked:1; unsigned char sha1[20]; - char path[FLEX_ARRAY]; /* more */ + const char *path; }; static const char *prio_names[] = { "head", "lightweight", "annotated", }; +static inline unsigned int hash_sha1(const unsigned char *sha1) +{ + unsigned int hash; + memcpy(&hash, sha1, sizeof(hash)); + return hash; +} + +static inline struct commit_name *find_commit_name(const unsigned char *peeled) +{ + struct commit_name *n = lookup_hash(hash_sha1(peeled), &names); + while (n && !!hashcmp(peeled, n->peeled)) + n = n->next; + return n; +} + +static int set_util(void *chain, void *data) +{ + struct commit_name *n; + for (n = chain; n; n = n->next) { + struct commit *c = lookup_commit_reference_gently(n->peeled, 1); + if (c) + c->util = n; + } + return 0; +} + static int replace_name(struct commit_name *e, int prio, const unsigned char *sha1, @@ -78,31 +108,36 @@ static int replace_name(struct commit_name *e, } static void add_to_known_names(const char *path, - struct commit *commit, + const unsigned char *peeled, int prio, const unsigned char *sha1) { - struct commit_name *e = commit->util; + struct commit_name *e = find_commit_name(peeled); struct tag *tag = NULL; if (replace_name(e, prio, sha1, &tag)) { - size_t len = strlen(path)+1; - free(e); - e = xmalloc(sizeof(struct commit_name) + len); + if (!e) { + void **pos; + e = xmalloc(sizeof(struct commit_name)); + hashcpy(e->peeled, peeled); + pos = insert_hash(hash_sha1(peeled), e, &names); + if (pos) { + e->next = *pos; + *pos = e; + } else { + e->next = NULL; + } + } e->tag = tag; e->prio = prio; e->name_checked = 0; hashcpy(e->sha1, sha1); - memcpy(e->path, path, len); - commit->util = e; + e->path = path; } - found_names = 1; } static int get_name(const char *path, const unsigned char *sha1, int flag, void *cb_data) { int might_be_tag = !prefixcmp(path, "refs/tags/"); - struct commit *commit; - struct object *object; unsigned char peeled[20]; int is_tag, prio; @@ -110,16 +145,10 @@ static int get_name(const char *path, const unsigned char *sha1, int flag, void return 0; if (!peel_ref(path, peeled) && !is_null_sha1(peeled)) { - commit = lookup_commit_reference_gently(peeled, 1); - if (!commit) - return 0; - is_tag = !!hashcmp(sha1, commit->object.sha1); + is_tag = !!hashcmp(sha1, peeled); } else { - commit = lookup_commit_reference_gently(sha1, 1); - object = parse_object(sha1); - if (!commit || !object) - return 0; - is_tag = object->type == OBJ_TAG; + hashcpy(peeled, sha1); + is_tag = 0; } /* If --all, then any refs are used. @@ -142,7 +171,7 @@ static int get_name(const char *path, const unsigned char *sha1, int flag, void if (!prio) return 0; } - add_to_known_names(all ? path + 5 : path + 10, commit, prio, sha1); + add_to_known_names(all ? path + 5 : path + 10, peeled, prio, sha1); return 0; } @@ -189,7 +218,7 @@ static unsigned long finish_depth_computation( struct commit *p = parents->item; parse_commit(p); if (!(p->object.flags & SEEN)) - insert_by_date(p, list); + commit_list_insert_by_date(p, list); p->object.flags |= c->object.flags; parents = parents->next; } @@ -240,7 +269,7 @@ static void describe(const char *arg, int last_one) if (!cmit) die("%s is not a valid '%s' object", arg, commit_type); - n = cmit->util; + n = find_commit_name(cmit->object.sha1); if (n && (tags || all || n->prio == 2)) { /* * Exact match to an existing ref. @@ -259,6 +288,11 @@ static void describe(const char *arg, int last_one) if (debug) fprintf(stderr, "searching to describe %s\n", arg); + if (!have_util) { + for_each_hash(&names, set_util, NULL); + have_util = 1; + } + list = NULL; cmit->object.flags = SEEN; commit_list_insert(cmit, &list); @@ -300,7 +334,7 @@ static void describe(const char *arg, int last_one) struct commit *p = parents->item; parse_commit(p); if (!(p->object.flags & SEEN)) - insert_by_date(p, &list); + commit_list_insert_by_date(p, &list); p->object.flags |= c->object.flags; parents = parents->next; } @@ -328,7 +362,7 @@ static void describe(const char *arg, int last_one) qsort(all_matches, match_cnt, sizeof(all_matches[0]), compare_pt); if (gave_up_on) { - insert_by_date(gave_up_on, &list); + commit_list_insert_by_date(gave_up_on, &list); seen_commits--; } seen_commits += finish_depth_computation(&list, &all_matches[0]); @@ -386,7 +420,11 @@ int cmd_describe(int argc, const char **argv, const char *prefix) OPT_END(), }; + git_config(git_default_config, NULL); argc = parse_options(argc, argv, prefix, options, describe_usage, 0); + if (abbrev < 0) + abbrev = DEFAULT_ABBREV; + if (max_candidates < 0) max_candidates = 0; else if (max_candidates > MAX_TAGS) @@ -418,8 +456,9 @@ int cmd_describe(int argc, const char **argv, const char *prefix) return cmd_name_rev(i + argc, args, prefix); } - for_each_ref(get_name, NULL); - if (!found_names && !always) + init_hash(&names); + for_each_rawref(get_name, NULL); + if (!names.nr && !always) die("No names found, cannot describe anything."); if (argc == 0) { diff --git a/builtin/diff-files.c b/builtin/diff-files.c index 951c7c8994..46085f862f 100644 --- a/builtin/diff-files.c +++ b/builtin/diff-files.c @@ -61,7 +61,7 @@ int cmd_diff_files(int argc, const char **argv, const char *prefix) (rev.diffopt.output_format & DIFF_FORMAT_PATCH)) rev.combine_merges = rev.dense_combined_merges = 1; - if (read_cache_preload(rev.diffopt.paths) < 0) { + if (read_cache_preload(rev.diffopt.pathspec.raw) < 0) { perror("read_cache_preload"); return -1; } diff --git a/builtin/diff.c b/builtin/diff.c index bab4bd9f57..655a013ed0 100644 --- a/builtin/diff.c +++ b/builtin/diff.c @@ -22,7 +22,7 @@ struct blobinfo { }; static const char builtin_diff_usage[] = -"git diff <options> <rev>{0,2} -- <path>*"; +"git diff [<options>] [<commit> [<commit>]] [--] [<path>...]"; static void stuff_change(struct diff_options *opt, unsigned old_mode, unsigned new_mode, @@ -135,7 +135,7 @@ static int builtin_diff_index(struct rev_info *revs, revs->max_count != -1 || revs->min_age != -1 || revs->max_age != -1) usage(builtin_diff_usage); - if (read_cache_preload(revs->diffopt.paths) < 0) { + if (read_cache_preload(revs->diffopt.pathspec.raw) < 0) { perror("read_cache_preload"); return -1; } @@ -232,7 +232,7 @@ static int builtin_diff_files(struct rev_info *revs, int argc, const char **argv revs->combine_merges = revs->dense_combined_merges = 1; setup_work_tree(); - if (read_cache_preload(revs->diffopt.paths) < 0) { + if (read_cache_preload(revs->diffopt.pathspec.raw) < 0) { perror("read_cache_preload"); return -1; } @@ -325,8 +325,11 @@ int cmd_diff(int argc, const char **argv, const char *prefix) else if (!strcmp(arg, "--cached") || !strcmp(arg, "--staged")) { add_head_to_pending(&rev); - if (!rev.pending.nr) - die("No HEAD commit to compare with (yet)"); + if (!rev.pending.nr) { + struct tree *tree; + tree = lookup_tree((const unsigned char*)EMPTY_TREE_SHA1_BIN); + add_pending_object(&rev, &tree->object, "HEAD"); + } break; } } @@ -366,14 +369,10 @@ int cmd_diff(int argc, const char **argv, const char *prefix) } die("unhandled object '%s' given.", name); } - if (rev.prune_data) { - const char **pathspec = rev.prune_data; - while (*pathspec) { - if (!path) - path = *pathspec; - paths++; - pathspec++; - } + if (rev.prune_data.nr) { + if (!path) + path = rev.prune_data.items[0].match; + paths += rev.prune_data.nr; } /* diff --git a/builtin/fast-export.c b/builtin/fast-export.c index c8fd46b872..daf19451ba 100644 --- a/builtin/fast-export.c +++ b/builtin/fast-export.c @@ -619,9 +619,9 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix) OPT_CALLBACK(0, "tag-of-filtered-object", &tag_of_filtered_mode, "mode", "select handling of tags that tag filtered objects", parse_opt_tag_of_filtered_mode), - OPT_STRING(0, "export-marks", &export_filename, "FILE", + OPT_STRING(0, "export-marks", &export_filename, "file", "Dump marks to this file"), - OPT_STRING(0, "import-marks", &import_filename, "FILE", + OPT_STRING(0, "import-marks", &import_filename, "file", "Import marks from this file"), OPT_BOOLEAN(0, "fake-missing-tagger", &fake_missing_tagger, "Fake a tagger when tags lack one"), @@ -651,7 +651,7 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix) if (import_filename) import_marks(import_filename); - if (import_filename && revs.prune_data) + if (import_filename && revs.prune_data.nr) full_tree = 1; get_tags_and_duplicates(&revs.pending, &extra_refs); diff --git a/builtin/fetch-pack.c b/builtin/fetch-pack.c index dbd8b7bcc8..bf9990ce15 100644 --- a/builtin/fetch-pack.c +++ b/builtin/fetch-pack.c @@ -1,4 +1,4 @@ -#include "cache.h" +#include "builtin.h" #include "refs.h" #include "pkt-line.h" #include "commit.h" @@ -9,11 +9,13 @@ #include "fetch-pack.h" #include "remote.h" #include "run-command.h" +#include "transport.h" static int transfer_unpack_limit = -1; static int fetch_unpack_limit = -1; static int unpack_limit = 100; static int prefer_ofs_delta = 1; +static int no_done = 0; static struct fetch_pack_args args = { /* .uploadpack = */ "git-upload-pack", }; @@ -47,7 +49,7 @@ static void rev_list_push(struct commit *commit, int mark) if (parse_commit(commit)) return; - insert_by_date(commit, &rev_list); + commit_list_insert_by_date(commit, &rev_list); if (!(commit->object.flags & COMMON)) non_common_revs++; @@ -217,14 +219,39 @@ static void send_request(int fd, struct strbuf *buf) safe_write(fd, buf->buf, buf->len); } +static void insert_one_alternate_ref(const struct ref *ref, void *unused) +{ + rev_list_insert_ref(NULL, ref->old_sha1, 0, NULL); +} + +static void insert_alternate_refs(void) +{ + foreach_alt_odb(refs_from_alternate_cb, insert_one_alternate_ref); +} + +#define INITIAL_FLUSH 16 +#define LARGE_FLUSH 1024 + +static int next_flush(int count) +{ + if (count < INITIAL_FLUSH * 2) + count += INITIAL_FLUSH; + else if (count < LARGE_FLUSH) + count <<= 1; + else + count += LARGE_FLUSH; + return count; +} + static int find_common(int fd[2], unsigned char *result_sha1, struct ref *refs) { int fetching; - int count = 0, flushes = 0, retval; + int count = 0, flushes = 0, flush_at = INITIAL_FLUSH, retval; const unsigned char *sha1; unsigned in_vain = 0; int got_continue = 0; + int got_ready = 0; struct strbuf req_buf = STRBUF_INIT; size_t state_len = 0; @@ -235,6 +262,7 @@ static int find_common(int fd[2], unsigned char *result_sha1, marked = 1; for_each_ref(rev_list_insert_ref, NULL); + insert_alternate_refs(); fetching = 0; for ( ; refs ; refs = refs->next) { @@ -262,6 +290,7 @@ static int find_common(int fd[2], unsigned char *result_sha1, struct strbuf c = STRBUF_INIT; if (multi_ack == 2) strbuf_addstr(&c, " multi_ack_detailed"); if (multi_ack == 1) strbuf_addstr(&c, " multi_ack"); + if (no_done) strbuf_addstr(&c, " no-done"); if (use_sideband == 2) strbuf_addstr(&c, " side-band-64k"); if (use_sideband == 1) strbuf_addstr(&c, " side-band"); if (args.use_thin_pack) strbuf_addstr(&c, " thin-pack"); @@ -332,19 +361,20 @@ static int find_common(int fd[2], unsigned char *result_sha1, if (args.verbose) fprintf(stderr, "have %s\n", sha1_to_hex(sha1)); in_vain++; - if (!(31 & ++count)) { + if (flush_at <= ++count) { int ack; packet_buf_flush(&req_buf); send_request(fd[1], &req_buf); strbuf_setlen(&req_buf, state_len); flushes++; + flush_at = next_flush(count); /* * We keep one window "ahead" of the other side, and * will wait for an ACK only on the next one */ - if (!args.stateless_rpc && count == 32) + if (!args.stateless_rpc && count == INITIAL_FLUSH) continue; consume_shallow_list(fd[0]); @@ -379,6 +409,10 @@ static int find_common(int fd[2], unsigned char *result_sha1, retval = 0; in_vain = 0; got_continue = 1; + if (ack == ACK_ready) { + rev_list = NULL; + got_ready = 1; + } break; } } @@ -392,8 +426,10 @@ static int find_common(int fd[2], unsigned char *result_sha1, } } done: - packet_buf_write(&req_buf, "done\n"); - send_request(fd[1], &req_buf); + if (!got_ready || !no_done) { + packet_buf_write(&req_buf, "done\n"); + send_request(fd[1], &req_buf); + } if (args.verbose) fprintf(stderr, "done\n"); if (retval != 0) { @@ -436,7 +472,7 @@ static int mark_complete(const char *path, const unsigned char *sha1, int flag, if (o && o->type == OBJ_COMMIT) { struct commit *commit = (struct commit *)o; commit->object.flags |= COMPLETE; - insert_by_date(commit, &complete); + commit_list_insert_by_date(commit, &complete); } return 0; } @@ -696,6 +732,11 @@ static struct ref *do_fetch_pack(int fd[2], if (args.verbose) fprintf(stderr, "Server supports multi_ack_detailed\n"); multi_ack = 2; + if (server_supports("no-done")) { + if (args.verbose) + fprintf(stderr, "Server supports no-done\n"); + no_done = 1; + } } else if (server_supports("multi_ack")) { if (args.verbose) @@ -804,6 +845,8 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix) char **pack_lockfile_ptr = NULL; struct child_process *conn; + packet_trace_identity("fetch-pack"); + nr_heads = 0; heads = NULL; for (i = 1; i < argc; i++) { diff --git a/builtin/fetch.c b/builtin/fetch.c index 6fc5047703..1b6d4be002 100644 --- a/builtin/fetch.c +++ b/builtin/fetch.c @@ -12,11 +12,12 @@ #include "parse-options.h" #include "sigchain.h" #include "transport.h" +#include "submodule.h" static const char * const builtin_fetch_usage[] = { "git fetch [<options>] [<repository> [<refspec>...]]", "git fetch [<options>] <group>", - "git fetch --multiple [<options>] [<repository> | <group>]...", + "git fetch --multiple [<options>] [(<repository> | <group>)...]", "git fetch --all [<options>]", NULL }; @@ -27,13 +28,20 @@ enum { TAGS_SET = 2 }; +enum { + RECURSE_SUBMODULES_OFF = 0, + RECURSE_SUBMODULES_DEFAULT = 1, + RECURSE_SUBMODULES_ON = 2 +}; + static int all, append, dry_run, force, keep, multiple, prune, update_head_ok, verbosity; -static int progress; +static int progress, recurse_submodules = RECURSE_SUBMODULES_DEFAULT; static int tags = TAGS_DEFAULT; static const char *depth; static const char *upload_pack; static struct strbuf default_rla = STRBUF_INIT; static struct transport *transport; +static const char *submodule_prefix = ""; static struct option builtin_fetch_options[] = { OPT__VERBOSITY(&verbosity), @@ -41,10 +49,9 @@ static struct option builtin_fetch_options[] = { "fetch from all remotes"), OPT_BOOLEAN('a', "append", &append, "append to .git/FETCH_HEAD instead of overwriting"), - OPT_STRING(0, "upload-pack", &upload_pack, "PATH", + OPT_STRING(0, "upload-pack", &upload_pack, "path", "path to upload pack on remote end"), - OPT_BOOLEAN('f', "force", &force, - "force overwrite of local branch"), + OPT__FORCE(&force, "force overwrite of local branch"), OPT_BOOLEAN('m', "multiple", &multiple, "fetch from multiple remotes"), OPT_SET_INT('t', "tags", &tags, @@ -52,15 +59,20 @@ static struct option builtin_fetch_options[] = { OPT_SET_INT('n', NULL, &tags, "do not fetch all tags (--no-tags)", TAGS_UNSET), OPT_BOOLEAN('p', "prune", &prune, - "prune tracking branches no longer on remote"), + "prune remote-tracking branches no longer on remote"), + OPT_SET_INT(0, "recurse-submodules", &recurse_submodules, + "control recursive fetching of submodules", + RECURSE_SUBMODULES_ON), OPT_BOOLEAN(0, "dry-run", &dry_run, "dry run"), OPT_BOOLEAN('k', "keep", &keep, "keep downloaded pack"), OPT_BOOLEAN('u', "update-head-ok", &update_head_ok, "allow updating of HEAD ref"), OPT_BOOLEAN(0, "progress", &progress, "force progress reporting"), - OPT_STRING(0, "depth", &depth, "DEPTH", + OPT_STRING(0, "depth", &depth, "depth", "deepen history of shallow clone"), + { OPTION_STRING, 0, "submodule-prefix", &submodule_prefix, "dir", + "prepend this to submodule path output", PARSE_OPT_HIDDEN }, OPT_END() }; @@ -98,7 +110,7 @@ static void add_merge_config(struct ref **head, continue; /* - * Not fetched to a tracking branch? We need to fetch + * Not fetched to a remote-tracking branch? We need to fetch * it anyway to allow this branch's "branch.$name.merge" * to be honored by 'git pull', but we do not have to * fail if branch.$name.merge is misconfigured to point @@ -359,7 +371,7 @@ static int store_updated_refs(const char *raw_url, const char *remote_name, what = rm->name + 10; } else if (!prefixcmp(rm->name, "refs/remotes/")) { - kind = "remote branch"; + kind = "remote-tracking branch"; what = rm->name + 13; } else { @@ -784,28 +796,36 @@ static int add_remote_or_group(const char *name, struct string_list *list) return 1; } -static int fetch_multiple(struct string_list *list) +static void add_options_to_argv(int *argc, const char **argv) { - int i, result = 0; - const char *argv[11] = { "fetch", "--append" }; - int argc = 2; - if (dry_run) - argv[argc++] = "--dry-run"; + argv[(*argc)++] = "--dry-run"; if (prune) - argv[argc++] = "--prune"; + argv[(*argc)++] = "--prune"; if (update_head_ok) - argv[argc++] = "--update-head-ok"; + argv[(*argc)++] = "--update-head-ok"; if (force) - argv[argc++] = "--force"; + argv[(*argc)++] = "--force"; if (keep) - argv[argc++] = "--keep"; + argv[(*argc)++] = "--keep"; + if (recurse_submodules == RECURSE_SUBMODULES_ON) + argv[(*argc)++] = "--recurse-submodules"; if (verbosity >= 2) - argv[argc++] = "-v"; + argv[(*argc)++] = "-v"; if (verbosity >= 1) - argv[argc++] = "-v"; + argv[(*argc)++] = "-v"; else if (verbosity < 0) - argv[argc++] = "-q"; + argv[(*argc)++] = "-q"; + +} + +static int fetch_multiple(struct string_list *list) +{ + int i, result = 0; + const char *argv[12] = { "fetch", "--append" }; + int argc = 2; + + add_options_to_argv(&argc, argv); if (!append && !dry_run) { int errcode = truncate_fetch_head(); @@ -886,6 +906,8 @@ int cmd_fetch(int argc, const char **argv, const char *prefix) struct remote *remote; int result = 0; + packet_trace_identity("fetch"); + /* Record the command line for the reflog */ strbuf_addstr(&default_rla, "fetch"); for (i = 1; i < argc; i++) @@ -926,6 +948,21 @@ int cmd_fetch(int argc, const char **argv, const char *prefix) } } + if (!result && (recurse_submodules != RECURSE_SUBMODULES_OFF)) { + const char *options[10]; + int num_options = 0; + /* Set recursion as default when we already are recursing */ + if (submodule_prefix[0]) + set_config_fetch_recurse_submodules(1); + gitmodules_config(); + git_config(submodule_config, NULL); + add_options_to_argv(&num_options, options); + result = fetch_populated_submodules(num_options, options, + submodule_prefix, + recurse_submodules == RECURSE_SUBMODULES_ON, + verbosity < 0); + } + /* All names were strdup()ed or strndup()ed */ list.strdup_strings = 1; string_list_clear(&list, 0); diff --git a/builtin/fmt-merge-msg.c b/builtin/fmt-merge-msg.c index e7e12eea25..75816329d6 100644 --- a/builtin/fmt-merge-msg.c +++ b/builtin/fmt-merge-msg.c @@ -7,21 +7,22 @@ #include "string-list.h" static const char * const fmt_merge_msg_usage[] = { - "git fmt-merge-msg [-m <message>] [--log|--no-log] [--file <file>]", + "git fmt-merge-msg [-m <message>] [--log[=<n>]|--no-log] [--file <file>]", NULL }; -static int merge_summary; +static int shortlog_len; static int fmt_merge_msg_config(const char *key, const char *value, void *cb) { - static int found_merge_log = 0; - if (!strcmp("merge.log", key)) { - found_merge_log = 1; - merge_summary = git_config_bool(key, value); + if (!strcmp(key, "merge.log") || !strcmp(key, "merge.summary")) { + int is_bool; + shortlog_len = git_config_bool_or_int(key, value, &is_bool); + if (!is_bool && shortlog_len < 0) + return error("%s: negative length %s", key, value); + if (is_bool && shortlog_len) + shortlog_len = DEFAULT_MERGE_LOG_LEN; } - if (!found_merge_log && !strcmp("merge.summary", key)) - merge_summary = git_config_bool(key, value); return 0; } @@ -30,7 +31,7 @@ struct src_data { int head_status; }; -void init_src_data(struct src_data *data) +static void init_src_data(struct src_data *data) { data->branch.strdup_strings = 1; data->tag.strdup_strings = 1; @@ -99,8 +100,8 @@ static int handle_line(char *line) origin = line; string_list_append(&src_data->tag, origin + 4); src_data->head_status |= 2; - } else if (!prefixcmp(line, "remote branch ")) { - origin = line + 14; + } else if (!prefixcmp(line, "remote-tracking branch ")) { + origin = line + strlen("remote-tracking branch "); string_list_append(&src_data->r_branch, origin); src_data->head_status |= 2; } else { @@ -232,7 +233,7 @@ static void do_fmt_merge_msg_title(struct strbuf *out, if (src_data->r_branch.nr) { strbuf_addstr(out, subsep); subsep = ", "; - print_joined("remote branch ", "remote branches ", + print_joined("remote-tracking branch ", "remote-tracking branches ", &src_data->r_branch, out); } if (src_data->tag.nr) { @@ -255,9 +256,9 @@ static void do_fmt_merge_msg_title(struct strbuf *out, strbuf_addf(out, " into %s\n", current_branch); } -static int do_fmt_merge_msg(int merge_title, int merge_summary, - struct strbuf *in, struct strbuf *out) { - int limit = 20, i = 0, pos = 0; +static int do_fmt_merge_msg(int merge_title, struct strbuf *in, + struct strbuf *out, int shortlog_len) { + int i = 0, pos = 0; unsigned char head_sha1[20]; const char *current_branch; @@ -288,7 +289,7 @@ static int do_fmt_merge_msg(int merge_title, int merge_summary, if (merge_title) do_fmt_merge_msg_title(out, current_branch); - if (merge_summary) { + if (shortlog_len) { struct commit *head; struct rev_info rev; @@ -303,17 +304,14 @@ static int do_fmt_merge_msg(int merge_title, int merge_summary, for (i = 0; i < origins.nr; i++) shortlog(origins.items[i].string, origins.items[i].util, - head, &rev, limit, out); + head, &rev, shortlog_len, out); } return 0; } -int fmt_merge_msg(int merge_summary, struct strbuf *in, struct strbuf *out) { - return do_fmt_merge_msg(1, merge_summary, in, out); -} - -int fmt_merge_msg_shortlog(struct strbuf *in, struct strbuf *out) { - return do_fmt_merge_msg(0, 1, in, out); +int fmt_merge_msg(struct strbuf *in, struct strbuf *out, + int merge_title, int shortlog_len) { + return do_fmt_merge_msg(merge_title, in, out, shortlog_len); } int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix) @@ -321,10 +319,13 @@ int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix) const char *inpath = NULL; const char *message = NULL; struct option options[] = { - OPT_BOOLEAN(0, "log", &merge_summary, "populate log with the shortlog"), - { OPTION_BOOLEAN, 0, "summary", &merge_summary, NULL, + { OPTION_INTEGER, 0, "log", &shortlog_len, "n", + "populate log with at most <n> entries from shortlog", + PARSE_OPT_OPTARG, NULL, DEFAULT_MERGE_LOG_LEN }, + { OPTION_INTEGER, 0, "summary", &shortlog_len, "n", "alias for --log (deprecated)", - PARSE_OPT_NOARG | PARSE_OPT_HIDDEN }, + PARSE_OPT_OPTARG | PARSE_OPT_HIDDEN, NULL, + DEFAULT_MERGE_LOG_LEN }, OPT_STRING('m', "message", &message, "text", "use <text> as start of message"), OPT_FILENAME('F', "file", &inpath, "file to read from"), @@ -340,12 +341,14 @@ int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix) 0); if (argc > 0) usage_with_options(fmt_merge_msg_usage, options); - if (message && !merge_summary) { + if (message && !shortlog_len) { char nl = '\n'; write_in_full(STDOUT_FILENO, message, strlen(message)); write_in_full(STDOUT_FILENO, &nl, 1); return 0; } + if (shortlog_len < 0) + die("Negative --log=%d", shortlog_len); if (inpath && strcmp(inpath, "-")) { in = fopen(inpath, "r"); @@ -355,12 +358,13 @@ int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix) if (strbuf_read(&input, fileno(in), 0) < 0) die_errno("could not read input file"); - if (message) { + + if (message) strbuf_addstr(&output, message); - ret = fmt_merge_msg_shortlog(&input, &output); - } else { - ret = fmt_merge_msg(merge_summary, &input, &output); - } + ret = fmt_merge_msg(&input, &output, + message ? 0 : 1, + shortlog_len); + if (ret) return ret; write_in_full(STDOUT_FILENO, output.buf, output.len); diff --git a/builtin/fsck.c b/builtin/fsck.c index 0929c7f245..795aba087f 100644 --- a/builtin/fsck.c +++ b/builtin/fsck.c @@ -74,7 +74,13 @@ static int mark_object(struct object *obj, int type, void *data) { struct object *parent = data; + /* + * The only case data is NULL or type is OBJ_ANY is when + * mark_object_reachable() calls us. All the callers of + * that function has non-NULL obj hence ... + */ if (!obj) { + /* ... these references to parent->fld are safe here */ printf("broken link from %7s %s\n", typename(parent->type), sha1_to_hex(parent->sha1)); printf("broken link from %7s %s\n", @@ -84,6 +90,7 @@ static int mark_object(struct object *obj, int type, void *data) } if (type != OBJ_ANY && obj->type != type) + /* ... and the reference to parent is safe here */ objerror(parent, "wrong object type in link"); if (obj->flags & REACHABLE) @@ -109,7 +116,7 @@ static void mark_object_reachable(struct object *obj) mark_object(obj, OBJ_ANY, NULL); } -static int traverse_one_object(struct object *obj, struct object *parent) +static int traverse_one_object(struct object *obj) { int result; struct tree *tree = NULL; @@ -138,7 +145,7 @@ static int traverse_reachable(void) entry = pending.objects + --pending.nr; obj = entry->item; parent = (struct object *) entry->name; - result |= traverse_one_object(obj, parent); + result |= traverse_one_object(obj); } return !!result; } @@ -385,10 +392,20 @@ static void add_sha1_list(unsigned char *sha1, unsigned long ino) sha1_list.nr = ++nr; } +static inline int is_loose_object_file(struct dirent *de, + char *name, unsigned char *sha1) +{ + if (strlen(de->d_name) != 38) + return 0; + memcpy(name + 2, de->d_name, 39); + return !get_sha1_hex(name, sha1); +} + static void fsck_dir(int i, char *path) { DIR *dir = opendir(path); struct dirent *de; + char name[100]; if (!dir) return; @@ -396,17 +413,13 @@ static void fsck_dir(int i, char *path) if (verbose) fprintf(stderr, "Checking directory %s\n", path); + sprintf(name, "%02x", i); while ((de = readdir(dir)) != NULL) { - char name[100]; unsigned char sha1[20]; if (is_dot_or_dotdot(de->d_name)) continue; - if (strlen(de->d_name) == 38) { - sprintf(name, "%02x", i); - memcpy(name+2, de->d_name, 39); - if (get_sha1_hex(name, sha1) < 0) - break; + if (is_loose_object_file(de, name, sha1)) { add_sha1_list(sha1, DIRENT_SORT_HINT(de)); continue; } @@ -556,8 +569,8 @@ static int fsck_cache_tree(struct cache_tree *it) sha1_to_hex(it->sha1)); return 1; } - mark_object_reachable(obj); obj->used = 1; + mark_object_reachable(obj); if (obj->type != OBJ_TREE) err |= objerror(obj, "non-tree in cache-tree"); } @@ -572,7 +585,7 @@ static char const * const fsck_usage[] = { }; static struct option fsck_opts[] = { - OPT__VERBOSE(&verbose), + OPT__VERBOSE(&verbose, "be verbose"), OPT_BOOLEAN(0, "unreachable", &show_unreachable, "show unreachable objects"), OPT_BOOLEAN(0, "tags", &show_tags, "report tags"), OPT_BOOLEAN(0, "root", &show_root, "report root nodes"), diff --git a/builtin/gc.c b/builtin/gc.c index c304638b78..1a80702b3d 100644 --- a/builtin/gc.c +++ b/builtin/gc.c @@ -180,7 +180,7 @@ int cmd_gc(int argc, const char **argv, const char *prefix) char buf[80]; struct option builtin_gc_options[] = { - OPT__QUIET(&quiet), + OPT__QUIET(&quiet, "suppress progress reporting"), { OPTION_STRING, 0, "prune", &prune_expire, "date", "prune unreferenced objects", PARSE_OPT_OPTARG, NULL, (intptr_t)prune_expire }, @@ -189,6 +189,9 @@ int cmd_gc(int argc, const char **argv, const char *prefix) OPT_END() }; + if (argc == 2 && !strcmp(argv[1], "-h")) + usage_with_options(builtin_gc_usage, builtin_gc_options); + git_config(gc_config, NULL); if (pack_refs < 0) diff --git a/builtin/grep.c b/builtin/grep.c index da32f3df34..0bf8c0116a 100644 --- a/builtin/grep.c +++ b/builtin/grep.c @@ -17,14 +17,10 @@ #include "grep.h" #include "quote.h" #include "dir.h" - -#ifndef NO_PTHREADS -#include <pthread.h> #include "thread-utils.h" -#endif static char const * const grep_usage[] = { - "git grep [options] [-e] <pattern> [<rev>...] [[--] path...]", + "git grep [options] [-e] <pattern> [<rev>...] [[--] <path>...]", NULL }; @@ -44,8 +40,7 @@ enum work_type {WORK_SHA1, WORK_FILE}; * threads. The producer adds struct work_items to 'todo' and the * consumers pick work items from the same array. */ -struct work_item -{ +struct work_item { enum work_type type; char *name; @@ -333,106 +328,6 @@ static int grep_config(const char *var, const char *value, void *cb) return 0; } -/* - * Return non-zero if max_depth is negative or path has no more then max_depth - * slashes. - */ -static int accept_subdir(const char *path, int max_depth) -{ - if (max_depth < 0) - return 1; - - while ((path = strchr(path, '/')) != NULL) { - max_depth--; - if (max_depth < 0) - return 0; - path++; - } - return 1; -} - -/* - * Return non-zero if name is a subdirectory of match and is not too deep. - */ -static int is_subdir(const char *name, int namelen, - const char *match, int matchlen, int max_depth) -{ - if (matchlen > namelen || strncmp(name, match, matchlen)) - return 0; - - if (name[matchlen] == '\0') /* exact match */ - return 1; - - if (!matchlen || match[matchlen-1] == '/' || name[matchlen] == '/') - return accept_subdir(name + matchlen + 1, max_depth); - - return 0; -} - -/* - * git grep pathspecs are somewhat different from diff-tree pathspecs; - * pathname wildcards are allowed. - */ -static int pathspec_matches(const char **paths, const char *name, int max_depth) -{ - int namelen, i; - if (!paths || !*paths) - return accept_subdir(name, max_depth); - namelen = strlen(name); - for (i = 0; paths[i]; i++) { - const char *match = paths[i]; - int matchlen = strlen(match); - const char *cp, *meta; - - if (is_subdir(name, namelen, match, matchlen, max_depth)) - return 1; - if (!fnmatch(match, name, 0)) - return 1; - if (name[namelen-1] != '/') - continue; - - /* We are being asked if the directory ("name") is worth - * descending into. - * - * Find the longest leading directory name that does - * not have metacharacter in the pathspec; the name - * we are looking at must overlap with that directory. - */ - for (cp = match, meta = NULL; cp - match < matchlen; cp++) { - char ch = *cp; - if (ch == '*' || ch == '[' || ch == '?') { - meta = cp; - break; - } - } - if (!meta) - meta = cp; /* fully literal */ - - if (namelen <= meta - match) { - /* Looking at "Documentation/" and - * the pattern says "Documentation/howto/", or - * "Documentation/diff*.txt". The name we - * have should match prefix. - */ - if (!memcmp(match, name, namelen)) - return 1; - continue; - } - - if (meta - match < namelen) { - /* Looking at "Documentation/howto/" and - * the pattern says "Documentation/h*"; - * match up to "Do.../h"; this avoids descending - * into "Documentation/technical/". - */ - if (!memcmp(match, name, meta - match)) - return 1; - continue; - } - } - return 0; -} - static void *lock_and_read_sha1_file(const unsigned char *sha1, enum object_type *type, unsigned long *size) { void *data; @@ -585,7 +480,7 @@ static void run_pager(struct grep_opt *opt, const char *prefix) free(argv); } -static int grep_cache(struct grep_opt *opt, const char **paths, int cached) +static int grep_cache(struct grep_opt *opt, const struct pathspec *pathspec, int cached) { int hit = 0; int nr; @@ -595,7 +490,7 @@ static int grep_cache(struct grep_opt *opt, const char **paths, int cached) struct cache_entry *ce = active_cache[nr]; if (!S_ISREG(ce->ce_mode)) continue; - if (!pathspec_matches(paths, ce->name, opt->max_depth)) + if (!match_pathspec_depth(pathspec, ce->name, ce_namelen(ce), 0, NULL)) continue; /* * If CE_VALID is on, we assume worktree file and its cache entry @@ -622,44 +517,29 @@ static int grep_cache(struct grep_opt *opt, const char **paths, int cached) return hit; } -static int grep_tree(struct grep_opt *opt, const char **paths, - struct tree_desc *tree, - const char *tree_name, const char *base) +static int grep_tree(struct grep_opt *opt, const struct pathspec *pathspec, + struct tree_desc *tree, struct strbuf *base, int tn_len) { - int len; - int hit = 0; + int hit = 0, matched = 0; struct name_entry entry; - char *down; - int tn_len = strlen(tree_name); - struct strbuf pathbuf; - - strbuf_init(&pathbuf, PATH_MAX + tn_len); - - if (tn_len) { - strbuf_add(&pathbuf, tree_name, tn_len); - strbuf_addch(&pathbuf, ':'); - tn_len = pathbuf.len; - } - strbuf_addstr(&pathbuf, base); - len = pathbuf.len; + int old_baselen = base->len; while (tree_entry(tree, &entry)) { int te_len = tree_entry_len(entry.path, entry.sha1); - pathbuf.len = len; - strbuf_add(&pathbuf, entry.path, te_len); - - if (S_ISDIR(entry.mode)) - /* Match "abc/" against pathspec to - * decide if we want to descend into "abc" - * directory. - */ - strbuf_addch(&pathbuf, '/'); - - down = pathbuf.buf + tn_len; - if (!pathspec_matches(paths, down, opt->max_depth)) - ; - else if (S_ISREG(entry.mode)) - hit |= grep_sha1(opt, entry.sha1, pathbuf.buf, tn_len); + + if (matched != 2) { + matched = tree_entry_interesting(&entry, base, tn_len, pathspec); + if (matched == -1) + break; /* no more matches */ + if (!matched) + continue; + } + + strbuf_add(base, entry.path, te_len); + + if (S_ISREG(entry.mode)) { + hit |= grep_sha1(opt, entry.sha1, base->buf, tn_len); + } else if (S_ISDIR(entry.mode)) { enum object_type type; struct tree_desc sub; @@ -670,18 +550,21 @@ static int grep_tree(struct grep_opt *opt, const char **paths, if (!data) die("unable to read tree (%s)", sha1_to_hex(entry.sha1)); + + strbuf_addch(base, '/'); init_tree_desc(&sub, data, size); - hit |= grep_tree(opt, paths, &sub, tree_name, down); + hit |= grep_tree(opt, pathspec, &sub, base, tn_len); free(data); } + strbuf_setlen(base, old_baselen); + if (hit && opt->status_only) break; } - strbuf_release(&pathbuf); return hit; } -static int grep_object(struct grep_opt *opt, const char **paths, +static int grep_object(struct grep_opt *opt, const struct pathspec *pathspec, struct object *obj, const char *name) { if (obj->type == OBJ_BLOB) @@ -690,20 +573,30 @@ static int grep_object(struct grep_opt *opt, const char **paths, struct tree_desc tree; void *data; unsigned long size; - int hit; + struct strbuf base; + int hit, len; + data = read_object_with_reference(obj->sha1, tree_type, &size, NULL); if (!data) die("unable to read tree (%s)", sha1_to_hex(obj->sha1)); + + len = name ? strlen(name) : 0; + strbuf_init(&base, PATH_MAX + len + 1); + if (len) { + strbuf_add(&base, name, len); + strbuf_addch(&base, ':'); + } init_tree_desc(&tree, data, size); - hit = grep_tree(opt, paths, &tree, name, ""); + hit = grep_tree(opt, pathspec, &tree, &base, base.len); + strbuf_release(&base); free(data); return hit; } die("unable to grep from object of type %s", typename(obj->type)); } -static int grep_objects(struct grep_opt *opt, const char **paths, +static int grep_objects(struct grep_opt *opt, const struct pathspec *pathspec, const struct object_array *list) { unsigned int i; @@ -713,7 +606,7 @@ static int grep_objects(struct grep_opt *opt, const char **paths, for (i = 0; i < nr; i++) { struct object *real_obj; real_obj = deref_tag(list->objects[i].item, NULL, 0); - if (grep_object(opt, paths, real_obj, list->objects[i].name)) { + if (grep_object(opt, pathspec, real_obj, list->objects[i].name)) { hit = 1; if (opt->status_only) break; @@ -722,7 +615,7 @@ static int grep_objects(struct grep_opt *opt, const char **paths, return hit; } -static int grep_directory(struct grep_opt *opt, const char **paths) +static int grep_directory(struct grep_opt *opt, const struct pathspec *pathspec) { struct dir_struct dir; int i, hit = 0; @@ -730,8 +623,12 @@ static int grep_directory(struct grep_opt *opt, const char **paths) memset(&dir, 0, sizeof(dir)); setup_standard_excludes(&dir); - fill_directory(&dir, paths); + fill_directory(&dir, pathspec->raw); for (i = 0; i < dir.nr; i++) { + const char *name = dir.entries[i]->name; + int namelen = strlen(name); + if (!match_pathspec_depth(pathspec, name, namelen, 0, NULL)) + continue; hit |= grep_file(opt, dir.entries[i]->name); if (hit && opt->status_only) break; @@ -762,11 +659,12 @@ static int context_callback(const struct option *opt, const char *arg, static int file_callback(const struct option *opt, const char *arg, int unset) { struct grep_opt *grep_opt = opt->value; + int from_stdin = !strcmp(arg, "-"); FILE *patterns; int lno = 0; struct strbuf sb = STRBUF_INIT; - patterns = fopen(arg, "r"); + patterns = from_stdin ? stdin : fopen(arg, "r"); if (!patterns) die_errno("cannot open '%s'", arg); while (strbuf_getline(&sb, patterns, '\n') == 0) { @@ -780,7 +678,8 @@ static int file_callback(const struct option *opt, const char *arg, int unset) s = strbuf_detach(&sb, &len); append_grep_pat(grep_opt, s, len, arg, ++lno, GREP_PATTERN); } - fclose(patterns); + if (!from_stdin) + fclose(patterns); strbuf_release(&sb); return 0; } @@ -836,6 +735,7 @@ int cmd_grep(int argc, const char **argv, const char *prefix) struct grep_opt opt; struct object_array list = OBJECT_ARRAY_INIT; const char **paths = NULL; + struct pathspec pathspec; struct string_list path_list = STRING_LIST_INIT_NODUP; int i; int dummy; @@ -915,8 +815,8 @@ int cmd_grep(int argc, const char **argv, const char *prefix) { OPTION_CALLBACK, ')', NULL, &opt, NULL, "", PARSE_OPT_NOARG | PARSE_OPT_NONEG | PARSE_OPT_NODASH, close_callback }, - OPT_BOOLEAN('q', "quiet", &opt.status_only, - "indicate hit with exit status without output"), + OPT__QUIET(&opt.status_only, + "indicate hit with exit status without output"), OPT_BOOLEAN(0, "all-match", &opt.all_match, "show only matches from files that match all patterns"), OPT_GROUP(""), @@ -1063,6 +963,9 @@ int cmd_grep(int argc, const char **argv, const char *prefix) paths[0] = prefix; paths[1] = NULL; } + init_pathspec(&pathspec, paths); + pathspec.max_depth = opt.max_depth; + pathspec.recursive = 1; if (show_in_pager && (cached || list.nr)) die("--open-files-in-pager only works on the worktree"); @@ -1093,16 +996,16 @@ int cmd_grep(int argc, const char **argv, const char *prefix) die("--cached cannot be used with --no-index."); if (list.nr) die("--no-index cannot be used with revs."); - hit = grep_directory(&opt, paths); + hit = grep_directory(&opt, &pathspec); } else if (!list.nr) { if (!cached) setup_work_tree(); - hit = grep_cache(&opt, paths, cached); + hit = grep_cache(&opt, &pathspec, cached); } else { if (cached) die("both --cached and trees are given."); - hit = grep_objects(&opt, paths, &list); + hit = grep_objects(&opt, &pathspec, &list); } if (use_threads) diff --git a/builtin/hash-object.c b/builtin/hash-object.c index 080af1a01b..b96f46acf5 100644 --- a/builtin/hash-object.c +++ b/builtin/hash-object.c @@ -4,7 +4,7 @@ * Copyright (C) Linus Torvalds, 2005 * Copyright (C) Junio C Hamano, 2005 */ -#include "cache.h" +#include "builtin.h" #include "blob.h" #include "quote.h" #include "parse-options.h" @@ -15,7 +15,7 @@ static void hash_fd(int fd, const char *type, int write_object, const char *path struct stat st; unsigned char sha1[20]; if (fstat(fd, &st) < 0 || - index_fd(sha1, fd, &st, write_object, type_from_string(type), path)) + index_fd(sha1, fd, &st, write_object, type_from_string(type), path, 1)) die(write_object ? "Unable to add %s to database" : "Unable to hash %s", path); diff --git a/builtin/index-pack.c b/builtin/index-pack.c index 2e680d7a7a..5a67c8181e 100644 --- a/builtin/index-pack.c +++ b/builtin/index-pack.c @@ -11,10 +11,9 @@ #include "exec_cmd.h" static const char index_pack_usage[] = -"git index-pack [-v] [-o <index-file>] [{ --keep | --keep=<msg> }] [--strict] { <pack-file> | --stdin [--fix-thin] [<pack-file>] }"; +"git index-pack [-v] [-o <index-file>] [ --keep | --keep=<msg> ] [--strict] (<pack-file> | --stdin [--fix-thin] [<pack-file>])"; -struct object_entry -{ +struct object_entry { struct pack_idx_entry idx; unsigned long size; unsigned int hdr_size; @@ -44,8 +43,7 @@ struct base_data { #define FLAG_LINK (1u<<20) #define FLAG_CHECKED (1u<<21) -struct delta_entry -{ +struct delta_entry { union delta_base base; int obj_no; }; @@ -161,7 +159,7 @@ static void use(int bytes) input_offset += bytes; /* make sure off_t is sufficiently large not to wrap */ - if (consumed_bytes > consumed_bytes + bytes) + if (signed_add_overflows(consumed_bytes, bytes)) die("pack too large for current definition of off_t"); consumed_bytes += bytes; } @@ -209,7 +207,7 @@ static void parse_pack_header(void) static NORETURN void bad_object(unsigned long offset, const char *format, ...) __attribute__((format (printf, 2, 3))); -static void bad_object(unsigned long offset, const char *format, ...) +static NORETURN void bad_object(unsigned long offset, const char *format, ...) { va_list params; char buf[1024]; diff --git a/builtin/init-db.c b/builtin/init-db.c index 0271285fad..8f5cfd7122 100644 --- a/builtin/init-db.c +++ b/builtin/init-db.c @@ -294,11 +294,26 @@ static int create_default_files(const char *template_path) return reinit; } +static void create_object_directory(void) +{ + const char *object_directory = get_object_directory(); + int len = strlen(object_directory); + char *path = xmalloc(len + 40); + + memcpy(path, object_directory, len); + + safe_create_dir(object_directory, 1); + strcpy(path+len, "/pack"); + safe_create_dir(path, 1); + strcpy(path+len, "/info"); + safe_create_dir(path, 1); + + free(path); +} + int init_db(const char *template_dir, unsigned int flags) { - const char *sha1_dir; - char *path; - int len, reinit; + int reinit; safe_create_dir(get_git_dir(), 0); @@ -313,16 +328,7 @@ int init_db(const char *template_dir, unsigned int flags) reinit = create_default_files(template_dir); - sha1_dir = get_object_directory(); - len = strlen(sha1_dir); - path = xmalloc(len + 40); - memcpy(path, sha1_dir, len); - - safe_create_dir(sha1_dir, 1); - strcpy(path+len, "/pack"); - safe_create_dir(path, 1); - strcpy(path+len, "/info"); - safe_create_dir(path, 1); + create_object_directory(); if (shared_repository) { char buf[10]; @@ -408,11 +414,12 @@ static const char *const init_db_usage[] = { int cmd_init_db(int argc, const char **argv, const char *prefix) { const char *git_dir; + const char *work_tree; const char *template_dir = NULL; unsigned int flags = 0; const struct option init_db_options[] = { OPT_STRING(0, "template", &template_dir, "template-directory", - "provide the directory from which templates will be used"), + "directory from which templates will be used"), OPT_SET_INT(0, "bare", &is_bare_repository_cfg, "create a bare repository", 1), { OPTION_CALLBACK, 0, "shared", &init_shared_repository, @@ -474,8 +481,8 @@ int cmd_init_db(int argc, const char **argv, const char *prefix) * without --bare. Catch the error early. */ git_dir = getenv(GIT_DIR_ENVIRONMENT); - if ((!git_dir || is_bare_repository_cfg == 1) - && getenv(GIT_WORK_TREE_ENVIRONMENT)) + work_tree = getenv(GIT_WORK_TREE_ENVIRONMENT); + if ((!git_dir || is_bare_repository_cfg == 1) && work_tree) die("%s (or --work-tree=<directory>) not allowed without " "specifying %s (or --git-dir=<directory>)", GIT_WORK_TREE_ENVIRONMENT, @@ -491,25 +498,31 @@ int cmd_init_db(int argc, const char **argv, const char *prefix) is_bare_repository_cfg = guess_repository_type(git_dir); if (!is_bare_repository_cfg) { - if (git_dir) { - const char *git_dir_parent = strrchr(git_dir, '/'); - if (git_dir_parent) { - char *rel = xstrndup(git_dir, git_dir_parent - git_dir); - git_work_tree_cfg = xstrdup(make_absolute_path(rel)); - free(rel); - } + const char *git_dir_parent = strrchr(git_dir, '/'); + if (git_dir_parent) { + char *rel = xstrndup(git_dir, git_dir_parent - git_dir); + git_work_tree_cfg = xstrdup(real_path(rel)); + free(rel); } if (!git_work_tree_cfg) { git_work_tree_cfg = xcalloc(PATH_MAX, 1); if (!getcwd(git_work_tree_cfg, PATH_MAX)) die_errno ("Cannot access current working directory"); } + if (work_tree) + set_git_work_tree(real_path(work_tree)); + else + set_git_work_tree(git_work_tree_cfg); if (access(get_git_work_tree(), X_OK)) die_errno ("Cannot access work tree '%s'", get_git_work_tree()); } + else { + if (work_tree) + set_git_work_tree(real_path(work_tree)); + } - set_git_dir(make_absolute_path(git_dir)); + set_git_dir(real_path(git_dir)); return init_db(template_dir, flags); } diff --git a/builtin/log.c b/builtin/log.c index eaa1ee0fa7..796e9e5746 100644 --- a/builtin/log.c +++ b/builtin/log.c @@ -89,7 +89,7 @@ static void cmd_log_init(int argc, const char **argv, const char *prefix, rev->always_show_header = 0; if (DIFF_OPT_TST(&rev->diffopt, FOLLOW_RENAMES)) { rev->always_show_header = 0; - if (rev->diffopt.nr_paths != 1) + if (rev->diffopt.pathspec.nr != 1) usage("git logs can only follow renames on one pathname at a time"); } for (i = 1; i < argc; i++) { @@ -263,7 +263,13 @@ static int cmd_log_walk(struct rev_info *rev) * retain that state information if replacing rev->diffopt in this loop */ while ((commit = get_revision(rev)) != NULL) { - log_tree_commit(rev, commit); + if (!log_tree_commit(rev, commit) && + rev->max_count >= 0) + /* + * We decremented max_count in get_revision, + * but we didn't actually show the commit. + */ + rev->max_count++; if (!rev->reflog_info) { /* we allow cycles in reflog ancestry */ free(commit->buffer); @@ -329,8 +335,7 @@ static void show_tagger(char *buf, int len, struct rev_info *rev) struct strbuf out = STRBUF_INIT; pp_user_info("Tagger", rev->commit_format, &out, buf, rev->date_mode, - git_log_output_encoding ? - git_log_output_encoding: git_commit_encoding); + get_log_output_encoding()); printf("%s", out.buf); strbuf_release(&out); } @@ -1056,8 +1061,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) rev.commit_format = CMIT_FMT_EMAIL; rev.verbose_header = 1; rev.diff = 1; - rev.combine_merges = 0; - rev.ignore_merges = 1; + rev.no_merges = 1; DIFF_OPT_SET(&rev.diffopt, RECURSIVE); rev.subject_prefix = fmt_patch_subject_prefix; memset(&s_r_opt, 0, sizeof(s_r_opt)); @@ -1160,6 +1164,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) if (!use_stdout) output_directory = set_outdir(prefix, output_directory); + else + setup_pager(); if (output_directory) { if (use_stdout) @@ -1228,10 +1234,6 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) continue; } - /* ignore merges */ - if (commit->parents && commit->parents->next) - continue; - if (ignore_if_in_upstream && has_commit_patch_id(commit, &ids)) continue; @@ -1356,6 +1358,23 @@ static const char * const cherry_usage[] = { NULL }; +static void print_commit(char sign, struct commit *commit, int verbose, + int abbrev) +{ + if (!verbose) { + printf("%c %s\n", sign, + find_unique_abbrev(commit->object.sha1, abbrev)); + } else { + struct strbuf buf = STRBUF_INIT; + struct pretty_print_context ctx = {0}; + pretty_print_commit(CMIT_FMT_ONELINE, commit, &buf, &ctx); + printf("%c %s %s\n", sign, + find_unique_abbrev(commit->object.sha1, abbrev), + buf.buf); + strbuf_release(&buf); + } +} + int cmd_cherry(int argc, const char **argv, const char *prefix) { struct rev_info revs; @@ -1370,7 +1389,7 @@ int cmd_cherry(int argc, const char **argv, const char *prefix) struct option options[] = { OPT__ABBREV(&abbrev), - OPT__VERBOSE(&verbose), + OPT__VERBOSE(&verbose, "be verbose"), OPT_END() }; @@ -1440,22 +1459,7 @@ int cmd_cherry(int argc, const char **argv, const char *prefix) commit = list->item; if (has_commit_patch_id(commit, &ids)) sign = '-'; - - if (verbose) { - struct strbuf buf = STRBUF_INIT; - struct pretty_print_context ctx = {0}; - pretty_print_commit(CMIT_FMT_ONELINE, commit, - &buf, &ctx); - printf("%c %s %s\n", sign, - find_unique_abbrev(commit->object.sha1, abbrev), - buf.buf); - strbuf_release(&buf); - } - else { - printf("%c %s\n", sign, - find_unique_abbrev(commit->object.sha1, abbrev)); - } - + print_commit(sign, commit, verbose, abbrev); list = list->next; } diff --git a/builtin/ls-files.c b/builtin/ls-files.c index bb4f612b3d..fb2d5f4b1f 100644 --- a/builtin/ls-files.c +++ b/builtin/ls-files.c @@ -424,7 +424,7 @@ int report_path_error(const char *ps_matched, const char **pathspec, int prefix_ } static const char * const ls_files_usage[] = { - "git ls-files [options] [<file>]*", + "git ls-files [options] [<file>...]", NULL }; @@ -530,6 +530,9 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix) OPT_END() }; + if (argc == 2 && !strcmp(argv[1], "-h")) + usage_with_options(ls_files_usage, builtin_ls_files_options); + memset(&dir, 0, sizeof(dir)); prefix = cmd_prefix; if (prefix) diff --git a/builtin/ls-remote.c b/builtin/ls-remote.c index 97eed4012b..1a1ff87e8f 100644 --- a/builtin/ls-remote.c +++ b/builtin/ls-remote.c @@ -33,6 +33,7 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix) int i; const char *dest = NULL; unsigned flags = 0; + int get_url = 0; int quiet = 0; const char *uploadpack = NULL; const char **pattern = NULL; @@ -69,6 +70,10 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix) quiet = 1; continue; } + if (!strcmp("--get-url", arg)) { + get_url = 1; + continue; + } usage(ls_remote_usage); } dest = arg; @@ -94,6 +99,12 @@ int cmd_ls_remote(int argc, const char **argv, const char *prefix) } if (!remote->url_nr) die("remote %s has no configured URL", dest); + + if (get_url) { + printf("%s\n", *remote->url); + return 0; + } + transport = transport_get(remote, NULL); if (uploadpack != NULL) transport_set_option(transport, TRANS_OPT_UPLOADPACK, uploadpack); diff --git a/builtin/ls-tree.c b/builtin/ls-tree.c index a8187568bf..f73e6bd962 100644 --- a/builtin/ls-tree.c +++ b/builtin/ls-tree.c @@ -24,7 +24,7 @@ static int chomp_prefix; static const char *ls_tree_prefix; static const char * const ls_tree_usage[] = { - "git ls-tree [<options>] <tree-ish> [path...]", + "git ls-tree [<options>] <tree-ish> [<path>...]", NULL }; diff --git a/builtin/mailinfo.c b/builtin/mailinfo.c index 2320d981ce..71e6262a87 100644 --- a/builtin/mailinfo.c +++ b/builtin/mailinfo.c @@ -1032,7 +1032,7 @@ int cmd_mailinfo(int argc, const char **argv, const char *prefix) */ git_config(git_mailinfo_config, NULL); - def_charset = (git_commit_encoding ? git_commit_encoding : "UTF-8"); + def_charset = get_commit_output_encoding(); metainfo_charset = def_charset; while (1 < argc && argv[1][0] == '-') { diff --git a/builtin/mailsplit.c b/builtin/mailsplit.c index 99654d0222..2d4327801e 100644 --- a/builtin/mailsplit.c +++ b/builtin/mailsplit.c @@ -10,7 +10,7 @@ #include "strbuf.h" static const char git_mailsplit_usage[] = -"git mailsplit [-d<prec>] [-f<n>] [-b] [--keep-cr] -o<directory> [<mbox>|<Maildir>...]"; +"git mailsplit [-d<prec>] [-f<n>] [-b] [--keep-cr] -o<directory> [(<mbox>|<Maildir>)...]"; static int is_from_line(const char *line, int len) { diff --git a/builtin/merge-file.c b/builtin/merge-file.c index b6664d49be..237abd3c0b 100644 --- a/builtin/merge-file.c +++ b/builtin/merge-file.c @@ -28,6 +28,7 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix) xmparam_t xmp = {{0}}; int ret = 0, i = 0, to_stdout = 0; int quiet = 0; + int prefixlen = 0; struct option options[] = { OPT_BOOLEAN('p', "stdout", &to_stdout, "send results to standard output"), OPT_SET_INT(0, "diff3", &xmp.style, "use a diff3 based merge", XDL_MERGE_DIFF3), @@ -39,7 +40,7 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix) XDL_MERGE_FAVOR_UNION), OPT_INTEGER(0, "marker-size", &xmp.marker_size, "for conflicts, use this marker size"), - OPT__QUIET(&quiet), + OPT__QUIET(&quiet, "do not warn about conflicts"), OPT_CALLBACK('L', NULL, names, "name", "set labels for file1/orig_file/file2", &label_cb), OPT_END(), @@ -65,10 +66,14 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix) "%s\n", strerror(errno)); } + if (prefix) + prefixlen = strlen(prefix); + for (i = 0; i < 3; i++) { + const char *fname = prefix_filename(prefix, prefixlen, argv[i]); if (!names[i]) names[i] = argv[i]; - if (read_mmfile(mmfs + i, argv[i])) + if (read_mmfile(mmfs + i, fname)) return -1; if (buffer_is_binary(mmfs[i].ptr, mmfs[i].size)) return error("Cannot merge binary files: %s\n", diff --git a/builtin/merge-index.c b/builtin/merge-index.c index 2c4cf5e559..2338832587 100644 --- a/builtin/merge-index.c +++ b/builtin/merge-index.c @@ -1,6 +1,5 @@ -#include "cache.h" +#include "builtin.h" #include "run-command.h" -#include "exec_cmd.h" static const char *pgm; static int one_shot, quiet; diff --git a/builtin/merge-recursive.c b/builtin/merge-recursive.c index 78b9db76a0..3a64f5d0bd 100644 --- a/builtin/merge-recursive.c +++ b/builtin/merge-recursive.c @@ -1,7 +1,8 @@ -#include "cache.h" +#include "builtin.h" #include "commit.h" #include "tag.h" #include "merge-recursive.h" +#include "xdiff-interface.h" static const char builtin_merge_recursive_usage[] = "git %s <base>... -- <head> <remote> ..."; @@ -40,19 +41,7 @@ int cmd_merge_recursive(int argc, const char **argv, const char *prefix) if (!prefixcmp(arg, "--")) { if (!arg[2]) break; - if (!strcmp(arg+2, "ours")) - o.recursive_variant = MERGE_RECURSIVE_OURS; - else if (!strcmp(arg+2, "theirs")) - o.recursive_variant = MERGE_RECURSIVE_THEIRS; - else if (!strcmp(arg+2, "subtree")) - o.subtree_shift = ""; - else if (!prefixcmp(arg+2, "subtree=")) - o.subtree_shift = arg + 10; - else if (!strcmp(arg+2, "renormalize")) - o.renormalize = 1; - else if (!strcmp(arg+2, "no-renormalize")) - o.renormalize = 0; - else + if (parse_merge_opt(&o, arg + 2)) die("Unknown option %s", arg); continue; } diff --git a/builtin/merge-tree.c b/builtin/merge-tree.c index 9b25ddc979..19917426fb 100644 --- a/builtin/merge-tree.c +++ b/builtin/merge-tree.c @@ -1,4 +1,4 @@ -#include "cache.h" +#include "builtin.h" #include "tree-walk.h" #include "xdiff-interface.h" #include "blob.h" diff --git a/builtin/merge.c b/builtin/merge.c index 5f65c0c8a6..aa3453c5e1 100644 --- a/builtin/merge.c +++ b/builtin/merge.c @@ -42,7 +42,7 @@ static const char * const builtin_merge_usage[] = { NULL }; -static int show_diffstat = 1, option_log, squash; +static int show_diffstat = 1, shortlog_len, squash; static int option_commit = 1, allow_fast_forward = 1; static int fast_forward_only; static int allow_trivial = 1, have_message; @@ -57,6 +57,8 @@ static const char *branch; static int option_renormalize; static int verbosity; static int allow_rerere_auto; +static int abort_current_merge; +static int show_progress = -1; static struct strategy all_strategy[] = { { "recursive", DEFAULT_TWOHEAD | NO_TRIVIAL }, @@ -177,8 +179,9 @@ static struct option builtin_merge_options[] = { OPT_BOOLEAN(0, "stat", &show_diffstat, "show a diffstat at the end of the merge"), OPT_BOOLEAN(0, "summary", &show_diffstat, "(synonym to --stat)"), - OPT_BOOLEAN(0, "log", &option_log, - "add list of one-line log to merge commit message"), + { OPTION_INTEGER, 0, "log", &shortlog_len, "n", + "add (at most <n>) entries from shortlog to merge commit message", + PARSE_OPT_OPTARG, NULL, DEFAULT_MERGE_LOG_LEN }, OPT_BOOLEAN(0, "squash", &squash, "create a single commit instead of doing a merge"), OPT_BOOLEAN(0, "commit", &option_commit, @@ -193,9 +196,12 @@ static struct option builtin_merge_options[] = { OPT_CALLBACK('X', "strategy-option", &xopts, "option=value", "option for selected merge strategy", option_parse_x), OPT_CALLBACK('m', "message", &merge_msg, "message", - "message to be used for the merge commit (if any)", + "merge commit message (for a non-fast-forward merge)", option_parse_message), OPT__VERBOSITY(&verbosity), + OPT_BOOLEAN(0, "abort", &abort_current_merge, + "abort the current in-progress merge"), + OPT_SET_INT(0, "progress", &show_progress, "force progress reporting", 1), OPT_END() }; @@ -233,6 +239,24 @@ static void save_state(void) die("not a valid object: %s", buffer.buf); } +static void read_empty(unsigned const char *sha1, int verbose) +{ + int i = 0; + const char *args[7]; + + args[i++] = "read-tree"; + if (verbose) + args[i++] = "-v"; + args[i++] = "-m"; + args[i++] = "-u"; + args[i++] = EMPTY_TREE_SHA1_HEX; + args[i++] = sha1_to_hex(sha1); + args[i] = NULL; + + if (run_command_v_opt(args, RUN_GIT_CMD)) + die("read-tree failed"); +} + static void reset_hard(unsigned const char *sha1, int verbose) { int i = 0; @@ -402,7 +426,7 @@ static void merge_name(const char *remote, struct strbuf *msg) goto cleanup; } if (!prefixcmp(found_ref, "refs/remotes/")) { - strbuf_addf(msg, "%s\t\tremote branch '%s' of .\n", + strbuf_addf(msg, "%s\t\tremote-tracking branch '%s' of .\n", sha1_to_hex(branch_head), remote); goto cleanup; } @@ -504,10 +528,17 @@ static int git_merge_config(const char *k, const char *v, void *cb) return git_config_string(&pull_twohead, k, v); else if (!strcmp(k, "pull.octopus")) return git_config_string(&pull_octopus, k, v); - else if (!strcmp(k, "merge.log") || !strcmp(k, "merge.summary")) - option_log = git_config_bool(k, v); else if (!strcmp(k, "merge.renormalize")) option_renormalize = git_config_bool(k, v); + else if (!strcmp(k, "merge.log") || !strcmp(k, "merge.summary")) { + int is_bool; + shortlog_len = git_config_bool_or_int(k, v, &is_bool); + if (!is_bool && shortlog_len < 0) + return error("%s: negative length %s", k, v); + if (is_bool && shortlog_len) + shortlog_len = DEFAULT_MERGE_LOG_LEN; + return 0; + } return git_diff_ui_config(k, v, cb); } @@ -553,7 +584,8 @@ static void write_tree_trivial(unsigned char *sha1) die("git write-tree failed to write a tree"); } -int try_merge_command(const char *strategy, struct commit_list *common, +int try_merge_command(const char *strategy, size_t xopts_nr, + const char **xopts, struct commit_list *common, const char *head_arg, struct commit_list *remotes) { const char **args; @@ -630,26 +662,12 @@ static int try_merge_strategy(const char *strategy, struct commit_list *common, o.subtree_shift = ""; o.renormalize = option_renormalize; + o.show_rename_progress = + show_progress == -1 ? isatty(2) : show_progress; - /* - * NEEDSWORK: merge with table in builtin/merge-recursive - */ - for (x = 0; x < xopts_nr; x++) { - if (!strcmp(xopts[x], "ours")) - o.recursive_variant = MERGE_RECURSIVE_OURS; - else if (!strcmp(xopts[x], "theirs")) - o.recursive_variant = MERGE_RECURSIVE_THEIRS; - else if (!strcmp(xopts[x], "subtree")) - o.subtree_shift = ""; - else if (!prefixcmp(xopts[x], "subtree=")) - o.subtree_shift = xopts[x]+8; - else if (!strcmp(xopts[x], "renormalize")) - o.renormalize = 1; - else if (!strcmp(xopts[x], "no-renormalize")) - o.renormalize = 0; - else + for (x = 0; x < xopts_nr; x++) + if (parse_merge_opt(&o, xopts[x])) die("Unknown option for merge-recursive: -X%s", xopts[x]); - } o.branch1 = head_arg; o.branch2 = remoteheads->item->util; @@ -667,7 +685,8 @@ static int try_merge_strategy(const char *strategy, struct commit_list *common, rollback_lock_file(lock); return clean ? 0 : 1; } else { - return try_merge_command(strategy, common, head_arg, remoteheads); + return try_merge_command(strategy, xopts_nr, xopts, + common, head_arg, remoteheads); } } @@ -782,6 +801,32 @@ static void add_strategies(const char *string, unsigned attr) } +static void write_merge_msg(void) +{ + int fd = open(git_path("MERGE_MSG"), O_WRONLY | O_CREAT, 0666); + if (fd < 0) + die_errno("Could not open '%s' for writing", + git_path("MERGE_MSG")); + if (write_in_full(fd, merge_msg.buf, merge_msg.len) != merge_msg.len) + die_errno("Could not write to '%s'", git_path("MERGE_MSG")); + close(fd); +} + +static void read_merge_msg(void) +{ + strbuf_reset(&merge_msg); + if (strbuf_read_file(&merge_msg, git_path("MERGE_MSG"), 0) < 0) + die_errno("Could not read from '%s'", git_path("MERGE_MSG")); +} + +static void run_prepare_commit_msg(void) +{ + write_merge_msg(); + run_hook(get_index_file(), "prepare-commit-msg", + git_path("MERGE_MSG"), "merge", NULL, NULL); + read_merge_msg(); +} + static int merge_trivial(void) { unsigned char result_tree[20], result_commit[20]; @@ -793,6 +838,7 @@ static int merge_trivial(void) parent->next = xmalloc(sizeof(*parent->next)); parent->next->item = remoteheads->item; parent->next->next = NULL; + run_prepare_commit_msg(); commit_tree(merge_msg.buf, result_tree, parent, result_commit, NULL); finish(result_commit, "In-index merge"); drop_save(); @@ -822,6 +868,7 @@ static int finish_automerge(struct commit_list *common, } free_commit_list(remoteheads); strbuf_addch(&merge_msg, '\n'); + run_prepare_commit_msg(); commit_tree(merge_msg.buf, result_tree, parents, result_commit, NULL); strbuf_addf(&buf, "Merge made by %s.", wt_strategy); finish(result_commit, buf.buf); @@ -909,22 +956,9 @@ int cmd_merge(int argc, const char **argv, const char *prefix) const char *best_strategy = NULL, *wt_strategy = NULL; struct commit_list **remotes = &remoteheads; - if (read_cache_unmerged()) { - die_resolve_conflict("merge"); - } - if (file_exists(git_path("MERGE_HEAD"))) { - /* - * There is no unmerged entry, don't advise 'git - * add/rm <file>', just 'git commit'. - */ - if (advice_resolve_conflict) - die("You have not concluded your merge (MERGE_HEAD exists).\n" - "Please, commit your changes before you can merge."); - else - die("You have not concluded your merge (MERGE_HEAD exists)."); - } + if (argc == 2 && !strcmp(argv[1], "-h")) + usage_with_options(builtin_merge_usage, builtin_merge_options); - resolve_undo_clear(); /* * Check if we are _not_ on a detached HEAD, i.e. if there is a * current branch. @@ -943,6 +977,44 @@ int cmd_merge(int argc, const char **argv, const char *prefix) argc = parse_options(argc, argv, prefix, builtin_merge_options, builtin_merge_usage, 0); + + if (verbosity < 0 && show_progress == -1) + show_progress = 0; + + if (abort_current_merge) { + int nargc = 2; + const char *nargv[] = {"reset", "--merge", NULL}; + + if (!file_exists(git_path("MERGE_HEAD"))) + die("There is no merge to abort (MERGE_HEAD missing)."); + + /* Invoke 'git reset --merge' */ + return cmd_reset(nargc, nargv, prefix); + } + + if (read_cache_unmerged()) + die_resolve_conflict("merge"); + + if (file_exists(git_path("MERGE_HEAD"))) { + /* + * There is no unmerged entry, don't advise 'git + * add/rm <file>', just 'git commit'. + */ + if (advice_resolve_conflict) + die("You have not concluded your merge (MERGE_HEAD exists).\n" + "Please, commit your changes before you can merge."); + else + die("You have not concluded your merge (MERGE_HEAD exists)."); + } + if (file_exists(git_path("CHERRY_PICK_HEAD"))) { + if (advice_resolve_conflict) + die("You have not concluded your cherry-pick (CHERRY_PICK_HEAD exists).\n" + "Please, commit your changes before you can merge."); + else + die("You have not concluded your cherry-pick (CHERRY_PICK_HEAD exists)."); + } + resolve_undo_clear(); + if (verbosity < 0) show_diffstat = 0; @@ -993,7 +1065,7 @@ int cmd_merge(int argc, const char **argv, const char *prefix) die("%s - not something we can merge", argv[0]); update_ref("initial pull", "HEAD", remote_head->sha1, NULL, 0, DIE_ON_ERR); - reset_hard(remote_head->sha1, 0); + read_empty(remote_head->sha1, 0); return 0; } else { struct strbuf merge_names = STRBUF_INIT; @@ -1012,14 +1084,12 @@ int cmd_merge(int argc, const char **argv, const char *prefix) for (i = 0; i < argc; i++) merge_name(argv[i], &merge_names); - if (have_message && option_log) - fmt_merge_msg_shortlog(&merge_names, &merge_msg); - else if (!have_message) - fmt_merge_msg(option_log, &merge_names, &merge_msg); - - - if (!(have_message && !option_log) && merge_msg.len) - strbuf_setlen(&merge_msg, merge_msg.len-1); + if (!have_message || shortlog_len) { + fmt_merge_msg(&merge_names, &merge_msg, !have_message, + shortlog_len); + if (merge_msg.len) + strbuf_setlen(&merge_msg, merge_msg.len - 1); + } } if (head_invalid || !argc) @@ -1290,14 +1360,7 @@ int cmd_merge(int argc, const char **argv, const char *prefix) die_errno("Could not write to '%s'", git_path("MERGE_HEAD")); close(fd); strbuf_addch(&merge_msg, '\n'); - fd = open(git_path("MERGE_MSG"), O_WRONLY | O_CREAT, 0666); - if (fd < 0) - die_errno("Could not open '%s' for writing", - git_path("MERGE_MSG")); - if (write_in_full(fd, merge_msg.buf, merge_msg.len) != - merge_msg.len) - die_errno("Could not write to '%s'", git_path("MERGE_MSG")); - close(fd); + write_merge_msg(); fd = open(git_path("MERGE_MODE"), O_WRONLY | O_CREAT | O_TRUNC, 0666); if (fd < 0) die_errno("Could not open '%s' for writing", diff --git a/builtin/mktag.c b/builtin/mktag.c index 1cb0f3f2a7..324a267163 100644 --- a/builtin/mktag.c +++ b/builtin/mktag.c @@ -1,6 +1,5 @@ -#include "cache.h" +#include "builtin.h" #include "tag.h" -#include "exec_cmd.h" /* * A signature file has a very simple fixed format: four lines @@ -35,12 +34,6 @@ static int verify_object(const unsigned char *sha1, const char *expected_type) return ret; } -#ifdef NO_C99_FORMAT -#define PD_FMT "%d" -#else -#define PD_FMT "%td" -#endif - static int verify_tag(char *buffer, unsigned long size) { int typelen; @@ -70,15 +63,18 @@ static int verify_tag(char *buffer, unsigned long size) /* Verify tag-line */ tag_line = strchr(type_line, '\n'); if (!tag_line) - return error("char" PD_FMT ": could not find next \"\\n\"", type_line - buffer); + return error("char%"PRIuMAX": could not find next \"\\n\"", + (uintmax_t) (type_line - buffer)); tag_line++; if (memcmp(tag_line, "tag ", 4) || tag_line[4] == '\n') - return error("char" PD_FMT ": no \"tag \" found", tag_line - buffer); + return error("char%"PRIuMAX": no \"tag \" found", + (uintmax_t) (tag_line - buffer)); /* Get the actual type */ typelen = tag_line - type_line - strlen("type \n"); if (typelen >= sizeof(type)) - return error("char" PD_FMT ": type too long", type_line+5 - buffer); + return error("char%"PRIuMAX": type too long", + (uintmax_t) (type_line+5 - buffer)); memcpy(type, type_line+5, typelen); type[typelen] = 0; @@ -95,15 +91,16 @@ static int verify_tag(char *buffer, unsigned long size) break; if (c > ' ') continue; - return error("char" PD_FMT ": could not verify tag name", tag_line - buffer); + return error("char%"PRIuMAX": could not verify tag name", + (uintmax_t) (tag_line - buffer)); } /* Verify the tagger line */ tagger_line = tag_line; if (memcmp(tagger_line, "tagger ", 7)) - return error("char" PD_FMT ": could not find \"tagger \"", - tagger_line - buffer); + return error("char%"PRIuMAX": could not find \"tagger \"", + (uintmax_t) (tagger_line - buffer)); /* * Check for correct form for name and email @@ -115,44 +112,42 @@ static int verify_tag(char *buffer, unsigned long size) if (!(lb = strstr(tagger_line, " <")) || !(rb = strstr(lb+2, "> ")) || strpbrk(tagger_line, "<>\n") != lb+1 || strpbrk(lb+2, "><\n ") != rb) - return error("char" PD_FMT ": malformed tagger field", - tagger_line - buffer); + return error("char%"PRIuMAX": malformed tagger field", + (uintmax_t) (tagger_line - buffer)); /* Check for author name, at least one character, space is acceptable */ if (lb == tagger_line) - return error("char" PD_FMT ": missing tagger name", - tagger_line - buffer); + return error("char%"PRIuMAX": missing tagger name", + (uintmax_t) (tagger_line - buffer)); /* timestamp, 1 or more digits followed by space */ tagger_line = rb + 2; if (!(len = strspn(tagger_line, "0123456789"))) - return error("char" PD_FMT ": missing tag timestamp", - tagger_line - buffer); + return error("char%"PRIuMAX": missing tag timestamp", + (uintmax_t) (tagger_line - buffer)); tagger_line += len; if (*tagger_line != ' ') - return error("char" PD_FMT ": malformed tag timestamp", - tagger_line - buffer); + return error("char%"PRIuMAX": malformed tag timestamp", + (uintmax_t) (tagger_line - buffer)); tagger_line++; /* timezone, 5 digits [+-]hhmm, max. 1400 */ if (!((tagger_line[0] == '+' || tagger_line[0] == '-') && strspn(tagger_line+1, "0123456789") == 4 && tagger_line[5] == '\n' && atoi(tagger_line+1) <= 1400)) - return error("char" PD_FMT ": malformed tag timezone", - tagger_line - buffer); + return error("char%"PRIuMAX": malformed tag timezone", + (uintmax_t) (tagger_line - buffer)); tagger_line += 6; /* Verify the blank line separating the header from the body */ if (*tagger_line != '\n') - return error("char" PD_FMT ": trailing garbage in tag header", - tagger_line - buffer); + return error("char%"PRIuMAX": trailing garbage in tag header", + (uintmax_t) (tagger_line - buffer)); /* The actual stuff afterwards we don't care about.. */ return 0; } -#undef PD_FMT - int cmd_mktag(int argc, const char **argv, const char *prefix) { struct strbuf buf = STRBUF_INIT; diff --git a/builtin/mv.c b/builtin/mv.c index cdbb09473c..93e8995d9e 100644 --- a/builtin/mv.c +++ b/builtin/mv.c @@ -55,8 +55,8 @@ int cmd_mv(int argc, const char **argv, const char *prefix) int i, newfd; int verbose = 0, show_only = 0, force = 0, ignore_errors = 0; struct option builtin_mv_options[] = { - OPT__DRY_RUN(&show_only), - OPT_BOOLEAN('f', "force", &force, "force move/rename even if target exists"), + OPT__DRY_RUN(&show_only, "dry run"), + OPT__FORCE(&force, "force move/rename even if target exists"), OPT_BOOLEAN('k', NULL, &ignore_errors, "skip move/rename errors"), OPT_END(), }; diff --git a/builtin/notes.c b/builtin/notes.c index 6d07aac80c..a0f310b729 100644 --- a/builtin/notes.c +++ b/builtin/notes.c @@ -17,6 +17,7 @@ #include "run-command.h" #include "parse-options.h" #include "string-list.h" +#include "notes-merge.h" static const char * const git_notes_usage[] = { "git notes [--ref <notes_ref>] [list [<object>]]", @@ -25,8 +26,12 @@ static const char * const git_notes_usage[] = { "git notes [--ref <notes_ref>] append [-m <msg> | -F <file> | (-c | -C) <object>] [<object>]", "git notes [--ref <notes_ref>] edit [<object>]", "git notes [--ref <notes_ref>] show [<object>]", + "git notes [--ref <notes_ref>] merge [-v | -q] [-s <strategy> ] <notes_ref>", + "git notes merge --commit [-v | -q]", + "git notes merge --abort [-v | -q]", "git notes [--ref <notes_ref>] remove [<object>]", "git notes [--ref <notes_ref>] prune [-n | -v]", + "git notes [--ref <notes_ref>] get-ref", NULL }; @@ -61,6 +66,13 @@ static const char * const git_notes_show_usage[] = { NULL }; +static const char * const git_notes_merge_usage[] = { + "git notes merge [<options>] <notes_ref>", + "git notes merge --commit [<options>]", + "git notes merge --abort [<options>]", + NULL +}; + static const char * const git_notes_remove_usage[] = { "git notes remove [<object>]", NULL @@ -71,6 +83,11 @@ static const char * const git_notes_prune_usage[] = { NULL }; +static const char * const git_notes_get_ref_usage[] = { + "git notes get-ref", + NULL +}; + static const char note_template[] = "\n" "#\n" @@ -83,6 +100,16 @@ struct msg_arg { struct strbuf buf; }; +static void expand_notes_ref(struct strbuf *sb) +{ + if (!prefixcmp(sb->buf, "refs/notes/")) + return; /* we're happy */ + else if (!prefixcmp(sb->buf, "notes/")) + strbuf_insert(sb, 0, "refs/", 5); + else + strbuf_insert(sb, 0, "refs/notes/", 11); +} + static int list_each_note(const unsigned char *object_sha1, const unsigned char *note_sha1, char *note_path, void *cb_data) @@ -271,18 +298,17 @@ static int parse_reedit_arg(const struct option *opt, const char *arg, int unset return parse_reuse_arg(opt, arg, unset); } -int commit_notes(struct notes_tree *t, const char *msg) +void commit_notes(struct notes_tree *t, const char *msg) { - struct commit_list *parent; - unsigned char tree_sha1[20], prev_commit[20], new_commit[20]; struct strbuf buf = STRBUF_INIT; + unsigned char commit_sha1[20]; if (!t) t = &default_notes_tree; if (!t->initialized || !t->ref || !*t->ref) die("Cannot commit uninitialized/unreferenced notes tree"); if (!t->dirty) - return 0; /* don't have to commit an unchanged tree */ + return; /* don't have to commit an unchanged tree */ /* Prepare commit message and reflog message */ strbuf_addstr(&buf, "notes: "); /* commit message starts at index 7 */ @@ -290,27 +316,10 @@ int commit_notes(struct notes_tree *t, const char *msg) if (buf.buf[buf.len - 1] != '\n') strbuf_addch(&buf, '\n'); /* Make sure msg ends with newline */ - /* Convert notes tree to tree object */ - if (write_notes_tree(t, tree_sha1)) - die("Failed to write current notes tree to database"); - - /* Create new commit for the tree object */ - if (!read_ref(t->ref, prev_commit)) { /* retrieve parent commit */ - parent = xmalloc(sizeof(*parent)); - parent->item = lookup_commit(prev_commit); - parent->next = NULL; - } else { - hashclr(prev_commit); - parent = NULL; - } - if (commit_tree(buf.buf + 7, tree_sha1, parent, new_commit, NULL)) - die("Failed to commit notes tree to database"); - - /* Update notes ref with new commit */ - update_ref(buf.buf, t->ref, new_commit, prev_commit, 0, DIE_ON_ERR); + create_notes_commit(t, NULL, buf.buf + 7, commit_sha1); + update_ref(buf.buf, t->ref, commit_sha1, NULL, 0, DIE_ON_ERR); strbuf_release(&buf); - return 0; } combine_notes_fn parse_combine_notes_fn(const char *v) @@ -321,6 +330,8 @@ combine_notes_fn parse_combine_notes_fn(const char *v) return combine_notes_ignore; else if (!strcasecmp(v, "concatenate")) return combine_notes_concatenate; + else if (!strcasecmp(v, "cat_sort_uniq")) + return combine_notes_cat_sort_uniq; else return NULL; } @@ -412,7 +423,7 @@ void finish_copy_notes_for_rewrite(struct notes_rewrite_cfg *c) free(c); } -int notes_copy_from_stdin(int force, const char *rewrite_cmd) +static int notes_copy_from_stdin(int force, const char *rewrite_cmd) { struct strbuf buf = STRBUF_INIT; struct notes_rewrite_cfg *c = NULL; @@ -526,19 +537,19 @@ static int add(int argc, const char **argv, const char *prefix) const unsigned char *note; struct msg_arg msg = { 0, 0, STRBUF_INIT }; struct option options[] = { - { OPTION_CALLBACK, 'm', "message", &msg, "MSG", + { OPTION_CALLBACK, 'm', "message", &msg, "msg", "note contents as a string", PARSE_OPT_NONEG, parse_msg_arg}, - { OPTION_CALLBACK, 'F', "file", &msg, "FILE", + { OPTION_CALLBACK, 'F', "file", &msg, "file", "note contents in a file", PARSE_OPT_NONEG, parse_file_arg}, - { OPTION_CALLBACK, 'c', "reedit-message", &msg, "OBJECT", + { OPTION_CALLBACK, 'c', "reedit-message", &msg, "object", "reuse and edit specified note object", PARSE_OPT_NONEG, parse_reedit_arg}, - { OPTION_CALLBACK, 'C', "reuse-message", &msg, "OBJECT", + { OPTION_CALLBACK, 'C', "reuse-message", &msg, "object", "reuse specified note object", PARSE_OPT_NONEG, parse_reuse_arg}, - OPT_BOOLEAN('f', "force", &force, "replace existing notes"), + OPT__FORCE(&force, "replace existing notes"), OPT_END() }; @@ -573,8 +584,8 @@ static int add(int argc, const char **argv, const char *prefix) if (is_null_sha1(new_note)) remove_note(t, object); - else - add_note(t, object, new_note, combine_notes_overwrite); + else if (add_note(t, object, new_note, combine_notes_overwrite)) + die("BUG: combine_notes_overwrite failed"); snprintf(logmsg, sizeof(logmsg), "Notes %s by 'git notes %s'", is_null_sha1(new_note) ? "removed" : "added", "add"); @@ -594,7 +605,7 @@ static int copy(int argc, const char **argv, const char *prefix) struct notes_tree *t; const char *rewrite_cmd = NULL; struct option options[] = { - OPT_BOOLEAN('f', "force", &force, "replace existing notes"), + OPT__FORCE(&force, "replace existing notes"), OPT_BOOLEAN(0, "stdin", &from_stdin, "read objects from stdin"), OPT_STRING(0, "for-rewrite", &rewrite_cmd, "command", "load rewriting config for <command> (implies " @@ -653,7 +664,8 @@ static int copy(int argc, const char **argv, const char *prefix) goto out; } - add_note(t, object, from_note, combine_notes_overwrite); + if (add_note(t, object, from_note, combine_notes_overwrite)) + die("BUG: combine_notes_overwrite failed"); commit_notes(t, "Notes added by 'git notes copy'"); out: free_notes(t); @@ -670,16 +682,16 @@ static int append_edit(int argc, const char **argv, const char *prefix) const char * const *usage; struct msg_arg msg = { 0, 0, STRBUF_INIT }; struct option options[] = { - { OPTION_CALLBACK, 'm', "message", &msg, "MSG", + { OPTION_CALLBACK, 'm', "message", &msg, "msg", "note contents as a string", PARSE_OPT_NONEG, parse_msg_arg}, - { OPTION_CALLBACK, 'F', "file", &msg, "FILE", + { OPTION_CALLBACK, 'F', "file", &msg, "file", "note contents in a file", PARSE_OPT_NONEG, parse_file_arg}, - { OPTION_CALLBACK, 'c', "reedit-message", &msg, "OBJECT", + { OPTION_CALLBACK, 'c', "reedit-message", &msg, "object", "reuse and edit specified note object", PARSE_OPT_NONEG, parse_reedit_arg}, - { OPTION_CALLBACK, 'C', "reuse-message", &msg, "OBJECT", + { OPTION_CALLBACK, 'C', "reuse-message", &msg, "object", "reuse specified note object", PARSE_OPT_NONEG, parse_reuse_arg}, OPT_END() @@ -712,8 +724,8 @@ static int append_edit(int argc, const char **argv, const char *prefix) if (is_null_sha1(new_note)) remove_note(t, object); - else - add_note(t, object, new_note, combine_notes_overwrite); + else if (add_note(t, object, new_note, combine_notes_overwrite)) + die("BUG: combine_notes_overwrite failed"); snprintf(logmsg, sizeof(logmsg), "Notes %s by 'git notes %s'", is_null_sha1(new_note) ? "removed" : "added", argv[0]); @@ -761,6 +773,180 @@ static int show(int argc, const char **argv, const char *prefix) return retval; } +static int merge_abort(struct notes_merge_options *o) +{ + int ret = 0; + + /* + * Remove .git/NOTES_MERGE_PARTIAL and .git/NOTES_MERGE_REF, and call + * notes_merge_abort() to remove .git/NOTES_MERGE_WORKTREE. + */ + + if (delete_ref("NOTES_MERGE_PARTIAL", NULL, 0)) + ret += error("Failed to delete ref NOTES_MERGE_PARTIAL"); + if (delete_ref("NOTES_MERGE_REF", NULL, REF_NODEREF)) + ret += error("Failed to delete ref NOTES_MERGE_REF"); + if (notes_merge_abort(o)) + ret += error("Failed to remove 'git notes merge' worktree"); + return ret; +} + +static int merge_commit(struct notes_merge_options *o) +{ + struct strbuf msg = STRBUF_INIT; + unsigned char sha1[20], parent_sha1[20]; + struct notes_tree *t; + struct commit *partial; + struct pretty_print_context pretty_ctx; + + /* + * Read partial merge result from .git/NOTES_MERGE_PARTIAL, + * and target notes ref from .git/NOTES_MERGE_REF. + */ + + if (get_sha1("NOTES_MERGE_PARTIAL", sha1)) + die("Failed to read ref NOTES_MERGE_PARTIAL"); + else if (!(partial = lookup_commit_reference(sha1))) + die("Could not find commit from NOTES_MERGE_PARTIAL."); + else if (parse_commit(partial)) + die("Could not parse commit from NOTES_MERGE_PARTIAL."); + + if (partial->parents) + hashcpy(parent_sha1, partial->parents->item->object.sha1); + else + hashclr(parent_sha1); + + t = xcalloc(1, sizeof(struct notes_tree)); + init_notes(t, "NOTES_MERGE_PARTIAL", combine_notes_overwrite, 0); + + o->local_ref = resolve_ref("NOTES_MERGE_REF", sha1, 0, NULL); + if (!o->local_ref) + die("Failed to resolve NOTES_MERGE_REF"); + + if (notes_merge_commit(o, t, partial, sha1)) + die("Failed to finalize notes merge"); + + /* Reuse existing commit message in reflog message */ + memset(&pretty_ctx, 0, sizeof(pretty_ctx)); + format_commit_message(partial, "%s", &msg, &pretty_ctx); + strbuf_trim(&msg); + strbuf_insert(&msg, 0, "notes: ", 7); + update_ref(msg.buf, o->local_ref, sha1, + is_null_sha1(parent_sha1) ? NULL : parent_sha1, + 0, DIE_ON_ERR); + + free_notes(t); + strbuf_release(&msg); + return merge_abort(o); +} + +static int merge(int argc, const char **argv, const char *prefix) +{ + struct strbuf remote_ref = STRBUF_INIT, msg = STRBUF_INIT; + unsigned char result_sha1[20]; + struct notes_tree *t; + struct notes_merge_options o; + int do_merge = 0, do_commit = 0, do_abort = 0; + int verbosity = 0, result; + const char *strategy = NULL; + struct option options[] = { + OPT_GROUP("General options"), + OPT__VERBOSITY(&verbosity), + OPT_GROUP("Merge options"), + OPT_STRING('s', "strategy", &strategy, "strategy", + "resolve notes conflicts using the given strategy " + "(manual/ours/theirs/union/cat_sort_uniq)"), + OPT_GROUP("Committing unmerged notes"), + { OPTION_BOOLEAN, 0, "commit", &do_commit, NULL, + "finalize notes merge by committing unmerged notes", + PARSE_OPT_NOARG | PARSE_OPT_NONEG }, + OPT_GROUP("Aborting notes merge resolution"), + { OPTION_BOOLEAN, 0, "abort", &do_abort, NULL, + "abort notes merge", + PARSE_OPT_NOARG | PARSE_OPT_NONEG }, + OPT_END() + }; + + argc = parse_options(argc, argv, prefix, options, + git_notes_merge_usage, 0); + + if (strategy || do_commit + do_abort == 0) + do_merge = 1; + if (do_merge + do_commit + do_abort != 1) { + error("cannot mix --commit, --abort or -s/--strategy"); + usage_with_options(git_notes_merge_usage, options); + } + + if (do_merge && argc != 1) { + error("Must specify a notes ref to merge"); + usage_with_options(git_notes_merge_usage, options); + } else if (!do_merge && argc) { + error("too many parameters"); + usage_with_options(git_notes_merge_usage, options); + } + + init_notes_merge_options(&o); + o.verbosity = verbosity + NOTES_MERGE_VERBOSITY_DEFAULT; + + if (do_abort) + return merge_abort(&o); + if (do_commit) + return merge_commit(&o); + + o.local_ref = default_notes_ref(); + strbuf_addstr(&remote_ref, argv[0]); + expand_notes_ref(&remote_ref); + o.remote_ref = remote_ref.buf; + + if (strategy) { + if (!strcmp(strategy, "manual")) + o.strategy = NOTES_MERGE_RESOLVE_MANUAL; + else if (!strcmp(strategy, "ours")) + o.strategy = NOTES_MERGE_RESOLVE_OURS; + else if (!strcmp(strategy, "theirs")) + o.strategy = NOTES_MERGE_RESOLVE_THEIRS; + else if (!strcmp(strategy, "union")) + o.strategy = NOTES_MERGE_RESOLVE_UNION; + else if (!strcmp(strategy, "cat_sort_uniq")) + o.strategy = NOTES_MERGE_RESOLVE_CAT_SORT_UNIQ; + else { + error("Unknown -s/--strategy: %s", strategy); + usage_with_options(git_notes_merge_usage, options); + } + } + + t = init_notes_check("merge"); + + strbuf_addf(&msg, "notes: Merged notes from %s into %s", + remote_ref.buf, default_notes_ref()); + strbuf_add(&(o.commit_msg), msg.buf + 7, msg.len - 7); /* skip "notes: " */ + + result = notes_merge(&o, t, result_sha1); + + if (result >= 0) /* Merge resulted (trivially) in result_sha1 */ + /* Update default notes ref with new commit */ + update_ref(msg.buf, default_notes_ref(), result_sha1, NULL, + 0, DIE_ON_ERR); + else { /* Merge has unresolved conflicts */ + /* Update .git/NOTES_MERGE_PARTIAL with partial merge result */ + update_ref(msg.buf, "NOTES_MERGE_PARTIAL", result_sha1, NULL, + 0, DIE_ON_ERR); + /* Store ref-to-be-updated into .git/NOTES_MERGE_REF */ + if (create_symref("NOTES_MERGE_REF", default_notes_ref(), NULL)) + die("Failed to store link to current notes ref (%s)", + default_notes_ref()); + printf("Automatic notes merge failed. Fix conflicts in %s and " + "commit the result with 'git notes merge --commit', or " + "abort the merge with 'git notes merge --abort'.\n", + git_path(NOTES_MERGE_WORKTREE)); + } + + free_notes(t); + strbuf_release(&remote_ref); + strbuf_release(&msg); + return result < 0; /* return non-zero on conflicts */ +} + static int remove_cmd(int argc, const char **argv, const char *prefix) { struct option options[] = { @@ -804,9 +990,8 @@ static int prune(int argc, const char **argv, const char *prefix) struct notes_tree *t; int show_only = 0, verbose = 0; struct option options[] = { - OPT_BOOLEAN('n', "dry-run", &show_only, - "do not remove, show only"), - OPT_BOOLEAN('v', "verbose", &verbose, "report pruned notes"), + OPT__DRY_RUN(&show_only, "do not remove, show only"), + OPT__VERBOSE(&verbose, "report pruned notes"), OPT_END() }; @@ -828,6 +1013,21 @@ static int prune(int argc, const char **argv, const char *prefix) return 0; } +static int get_ref(int argc, const char **argv, const char *prefix) +{ + struct option options[] = { OPT_END() }; + argc = parse_options(argc, argv, prefix, options, + git_notes_get_ref_usage, 0); + + if (argc) { + error("too many parameters"); + usage_with_options(git_notes_get_ref_usage, options); + } + + puts(default_notes_ref()); + return 0; +} + int cmd_notes(int argc, const char **argv, const char *prefix) { int result; @@ -844,13 +1044,8 @@ int cmd_notes(int argc, const char **argv, const char *prefix) if (override_notes_ref) { struct strbuf sb = STRBUF_INIT; - if (!prefixcmp(override_notes_ref, "refs/notes/")) - /* we're happy */; - else if (!prefixcmp(override_notes_ref, "notes/")) - strbuf_addstr(&sb, "refs/"); - else - strbuf_addstr(&sb, "refs/notes/"); strbuf_addstr(&sb, override_notes_ref); + expand_notes_ref(&sb); setenv("GIT_NOTES_REF", sb.buf, 1); strbuf_release(&sb); } @@ -865,10 +1060,14 @@ int cmd_notes(int argc, const char **argv, const char *prefix) result = append_edit(argc, argv, prefix); else if (!strcmp(argv[0], "show")) result = show(argc, argv, prefix); + else if (!strcmp(argv[0], "merge")) + result = merge(argc, argv, prefix); else if (!strcmp(argv[0], "remove")) result = remove_cmd(argc, argv, prefix); else if (!strcmp(argv[0], "prune")) result = prune(argc, argv, prefix); + else if (!strcmp(argv[0], "get-ref")) + result = get_ref(argc, argv, prefix); else { result = error("Unknown subcommand: %s", argv[0]); usage_with_options(git_notes_usage, options); diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c index 0e81673118..b0503b202a 100644 --- a/builtin/pack-objects.c +++ b/builtin/pack-objects.c @@ -16,22 +16,18 @@ #include "list-objects.h" #include "progress.h" #include "refs.h" - -#ifndef NO_PTHREADS -#include <pthread.h> #include "thread-utils.h" -#endif static const char pack_usage[] = - "git pack-objects [{ -q | --progress | --all-progress }]\n" + "git pack-objects [ -q | --progress | --all-progress ]\n" " [--all-progress-implied]\n" - " [--max-pack-size=N] [--local] [--incremental]\n" - " [--window=N] [--window-memory=N] [--depth=N]\n" + " [--max-pack-size=<n>] [--local] [--incremental]\n" + " [--window=<n>] [--window-memory=<n>] [--depth=<n>]\n" " [--no-reuse-delta] [--no-reuse-object] [--delta-base-offset]\n" - " [--threads=N] [--non-empty] [--revs [--unpacked | --all]*]\n" + " [--threads=<n>] [--non-empty] [--revs [--unpacked | --all]]\n" " [--reflog] [--stdout | base-name] [--include-tag]\n" - " [--keep-unreachable | --unpack-unreachable \n" - " [<ref-list | <object-list]"; + " [--keep-unreachable | --unpack-unreachable]\n" + " [< ref-list | < object-list]"; struct object_entry { struct pack_idx_entry idx; @@ -431,7 +427,7 @@ static int write_one(struct sha1file *f, written_list[nr_written++] = &e->idx; /* make sure off_t is sufficiently large not to wrap */ - if (*offset > *offset + size) + if (signed_add_overflows(*offset, size)) die("pack too large for current definition of off_t"); *offset += size; return 1; @@ -1298,9 +1294,23 @@ static int try_delta(struct unpacked *trg, struct unpacked *src, read_lock(); src->data = read_sha1_file(src_entry->idx.sha1, &type, &sz); read_unlock(); - if (!src->data) + if (!src->data) { + if (src_entry->preferred_base) { + static int warned = 0; + if (!warned++) + warning("object %s cannot be read", + sha1_to_hex(src_entry->idx.sha1)); + /* + * Those objects are not included in the + * resulting pack. Be resilient and ignore + * them if they can't be read, in case the + * pack could be created nevertheless. + */ + return 0; + } die("object %s cannot be read", sha1_to_hex(src_entry->idx.sha1)); + } if (sz != src_size) die("object %s inconsistent object length (%lu vs %lu)", sha1_to_hex(src_entry->idx.sha1), sz, src_size); @@ -1529,7 +1539,7 @@ static void try_to_free_from_threads(size_t size) read_unlock(); } -try_to_free_t old_try_to_free_routine; +static try_to_free_t old_try_to_free_routine; /* * The main thread waits on the condition that (at least) one of the workers diff --git a/builtin/pack-redundant.c b/builtin/pack-redundant.c index 41e1615a28..f5c6afc5dd 100644 --- a/builtin/pack-redundant.c +++ b/builtin/pack-redundant.c @@ -6,8 +6,7 @@ * */ -#include "cache.h" -#include "exec_cmd.h" +#include "builtin.h" #define BLKSIZE 512 diff --git a/builtin/pack-refs.c b/builtin/pack-refs.c index 091860b2e3..39a9d89fbd 100644 --- a/builtin/pack-refs.c +++ b/builtin/pack-refs.c @@ -1,4 +1,4 @@ -#include "cache.h" +#include "builtin.h" #include "parse-options.h" #include "pack-refs.h" diff --git a/builtin/patch-id.c b/builtin/patch-id.c index 512530022e..f821eb3f0b 100644 --- a/builtin/patch-id.c +++ b/builtin/patch-id.c @@ -1,5 +1,4 @@ -#include "cache.h" -#include "exec_cmd.h" +#include "builtin.h" static void flush_current_id(int patchlen, unsigned char *id, git_SHA_CTX *c) { @@ -57,7 +56,7 @@ static int scan_hunk_header(const char *p, int *p_before, int *p_after) return 1; } -int get_one_patchid(unsigned char *next_sha1, git_SHA_CTX *ctx) +static int get_one_patchid(unsigned char *next_sha1, git_SHA_CTX *ctx) { static char line[1000]; int patchlen = 0, found_next = 0; @@ -73,6 +72,8 @@ int get_one_patchid(unsigned char *next_sha1, git_SHA_CTX *ctx) p += 7; else if (!memcmp(line, "From ", 5)) p += 5; + else if (!memcmp(line, "\\ ", 2) && 12 < strlen(line)) + continue; if (!get_sha1_hex(p, next_sha1)) { found_next = 1; diff --git a/builtin/prune.c b/builtin/prune.c index 99218ba49e..e65690ba37 100644 --- a/builtin/prune.c +++ b/builtin/prune.c @@ -125,9 +125,8 @@ int cmd_prune(int argc, const char **argv, const char *prefix) { struct rev_info revs; const struct option options[] = { - OPT_BOOLEAN('n', "dry-run", &show_only, - "do not remove, show only"), - OPT_BOOLEAN('v', "verbose", &verbose, "report pruned objects"), + OPT__DRY_RUN(&show_only, "do not remove, show only"), + OPT__VERBOSE(&verbose, "report pruned objects"), OPT_DATE(0, "expire", &expire, "expire objects older than <time>"), OPT_END() diff --git a/builtin/push.c b/builtin/push.c index e655eb7695..6f6a66f986 100644 --- a/builtin/push.c +++ b/builtin/push.c @@ -64,23 +64,33 @@ static void set_refspecs(const char **refs, int nr) } } -static void setup_push_tracking(void) +static void setup_push_upstream(struct remote *remote) { struct strbuf refspec = STRBUF_INIT; struct branch *branch = branch_get(NULL); if (!branch) - die("You are not currently on a branch."); + die("You are not currently on a branch.\n" + "To push the history leading to the current (detached HEAD)\n" + "state now, use\n" + "\n" + " git push %s HEAD:<name-of-remote-branch>\n", + remote->name); if (!branch->merge_nr || !branch->merge) - die("The current branch %s is not tracking anything.", + die("The current branch %s has no upstream branch.\n" + "To push the current branch and set the remote as upstream, use\n" + "\n" + " git push --set-upstream %s %s\n", + branch->name, + remote->name, branch->name); if (branch->merge_nr != 1) - die("The current branch %s is tracking multiple branches, " + die("The current branch %s has multiple upstream branches, " "refusing to push.", branch->name); strbuf_addf(&refspec, "%s:%s", branch->name, branch->merge[0]->src); add_refspec(refspec.buf); } -static void setup_default_push_refspecs(void) +static void setup_default_push_refspecs(struct remote *remote) { switch (push_default) { default: @@ -88,8 +98,8 @@ static void setup_default_push_refspecs(void) add_refspec(":"); break; - case PUSH_DEFAULT_TRACKING: - setup_push_tracking(); + case PUSH_DEFAULT_UPSTREAM: + setup_push_upstream(remote); break; case PUSH_DEFAULT_CURRENT: @@ -147,7 +157,14 @@ static int do_push(const char *repo, int flags) if (!remote) { if (repo) die("bad repository '%s'", repo); - die("No destination configured to push to."); + die("No configured push destination.\n" + "Either specify the URL from the command-line or configure a remote repository using\n" + "\n" + " git remote add <name> <url>\n" + "\n" + "and then push using the remote name\n" + "\n" + " git push <name>\n"); } if (remote->mirror) @@ -175,7 +192,7 @@ static int do_push(const char *repo, int flags) refspec = remote->push_refspec; refspec_nr = remote->push_refspec_nr; } else if (!(flags & TRANSPORT_PUSH_MIRROR)) - setup_default_push_refspecs(); + setup_default_push_refspecs(remote); } errs = 0; if (remote->pushurl_nr) { @@ -228,6 +245,7 @@ int cmd_push(int argc, const char **argv, const char *prefix) OPT_END() }; + packet_trace_identity("push"); git_config(git_default_config, NULL); argc = parse_options(argc, argv, prefix, options, push_usage, 0); diff --git a/builtin/read-tree.c b/builtin/read-tree.c index 9ad1e66916..93c92814cf 100644 --- a/builtin/read-tree.c +++ b/builtin/read-tree.c @@ -16,6 +16,7 @@ #include "resolve-undo.h" static int nr_trees; +static int read_empty; static struct tree *trees[MAX_UNPACK_TREES]; static int list_tree(unsigned char *sha1) @@ -32,7 +33,7 @@ static int list_tree(unsigned char *sha1) } static const char * const read_tree_usage[] = { - "git read-tree [[-m [--trivial] [--aggressive] | --reset | --prefix=<prefix>] [-u [--exclude-per-directory=<gitignore>] | -i]] [--no-sparse-checkout] [--index-output=<file>] <tree-ish1> [<tree-ish2> [<tree-ish3>]]", + "git read-tree [[-m [--trivial] [--aggressive] | --reset | --prefix=<prefix>] [-u [--exclude-per-directory=<gitignore>] | -i]] [--no-sparse-checkout] [--index-output=<file>] (--empty | <tree-ish1> [<tree-ish2> [<tree-ish3>]])", NULL }; @@ -103,10 +104,12 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) struct unpack_trees_options opts; int prefix_set = 0; const struct option read_tree_options[] = { - { OPTION_CALLBACK, 0, "index-output", NULL, "FILE", - "write resulting index to <FILE>", + { OPTION_CALLBACK, 0, "index-output", NULL, "file", + "write resulting index to <file>", PARSE_OPT_NONEG, index_output_cb }, - OPT__VERBOSE(&opts.verbose_update), + OPT_SET_INT(0, "empty", &read_empty, + "only empty the index", 1), + OPT__VERBOSE(&opts.verbose_update, "be verbose"), OPT_GROUP("Merging"), OPT_SET_INT('m', NULL, &opts.merge, "perform a merge in addition to a read", 1), @@ -166,6 +169,11 @@ int cmd_read_tree(int argc, const char **argv, const char *unused_prefix) die("failed to unpack tree object %s", arg); stage++; } + if (nr_trees == 0 && !read_empty) + warning("read-tree: emptying the index with no arguments is deprecated; use --empty"); + else if (nr_trees > 0 && read_empty) + die("passing trees as arguments contradicts --empty"); + if (1 < opts.index_only + opts.update) die("-u and -i at the same time makes no sense"); if ((opts.update||opts.index_only) && !opts.merge) diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c index 760817dbd7..27050e7c16 100644 --- a/builtin/receive-pack.c +++ b/builtin/receive-pack.c @@ -731,43 +731,14 @@ static int delete_only(struct command *commands) return 1; } -static int add_refs_from_alternate(struct alternate_object_database *e, void *unused) +static void add_one_alternate_ref(const struct ref *ref, void *unused) { - char *other; - size_t len; - struct remote *remote; - struct transport *transport; - const struct ref *extra; - - e->name[-1] = '\0'; - other = xstrdup(make_absolute_path(e->base)); - e->name[-1] = '/'; - len = strlen(other); - - while (other[len-1] == '/') - other[--len] = '\0'; - if (len < 8 || memcmp(other + len - 8, "/objects", 8)) - return 0; - /* Is this a git repository with refs? */ - memcpy(other + len - 8, "/refs", 6); - if (!is_directory(other)) - return 0; - other[len - 8] = '\0'; - remote = remote_get(other); - transport = transport_get(remote, other); - for (extra = transport_get_remote_refs(transport); - extra; - extra = extra->next) { - add_extra_ref(".have", extra->old_sha1, 0); - } - transport_disconnect(transport); - free(other); - return 0; + add_extra_ref(".have", ref->old_sha1, 0); } static void add_alternate_refs(void) { - foreach_alt_odb(add_refs_from_alternate, NULL); + foreach_alt_odb(refs_from_alternate_cb, add_one_alternate_ref); } int cmd_receive_pack(int argc, const char **argv, const char *prefix) @@ -778,6 +749,8 @@ int cmd_receive_pack(int argc, const char **argv, const char *prefix) char *dir = NULL; struct command *commands; + packet_trace_identity("receive-pack"); + argv++; for (i = 1; i < argc; i++) { const char *arg = *argv++; diff --git a/builtin/remote-ext.c b/builtin/remote-ext.c new file mode 100644 index 0000000000..155e609d68 --- /dev/null +++ b/builtin/remote-ext.c @@ -0,0 +1,246 @@ +#include "builtin.h" +#include "transport.h" +#include "run-command.h" + +/* + * URL syntax: + * 'command [arg1 [arg2 [...]]]' Invoke command with given arguments. + * Special characters: + * '% ': Literal space in argument. + * '%%': Literal percent sign. + * '%S': Name of service (git-upload-pack/git-upload-archive/ + * git-receive-pack. + * '%s': Same as \s, but with possible git- prefix stripped. + * '%G': Only allowed as first 'character' of argument. Do not pass this + * Argument to command, instead send this as name of repository + * in in-line git://-style request (also activates sending this + * style of request). + * '%V': Only allowed as first 'character' of argument. Used in + * conjunction with '%G': Do not pass this argument to command, + * instead send this as vhost in git://-style request (note: does + * not activate sending git:// style request). + */ + +static char *git_req; +static char *git_req_vhost; + +static char *strip_escapes(const char *str, const char *service, + const char **next) +{ + size_t rpos = 0; + int escape = 0; + char special = 0; + size_t pslen = 0; + size_t pSlen = 0; + size_t psoff = 0; + struct strbuf ret = STRBUF_INIT; + + /* Calculate prefix length for \s and lengths for \s and \S */ + if (!strncmp(service, "git-", 4)) + psoff = 4; + pSlen = strlen(service); + pslen = pSlen - psoff; + + /* Pass the service to command. */ + setenv("GIT_EXT_SERVICE", service, 1); + setenv("GIT_EXT_SERVICE_NOPREFIX", service + psoff, 1); + + /* Scan the length of argument. */ + while (str[rpos] && (escape || str[rpos] != ' ')) { + if (escape) { + switch (str[rpos]) { + case ' ': + case '%': + case 's': + case 'S': + break; + case 'G': + case 'V': + special = str[rpos]; + if (rpos == 1) + break; + /* Fall-through to error. */ + default: + die("Bad remote-ext placeholder '%%%c'.", + str[rpos]); + } + escape = 0; + } else + escape = (str[rpos] == '%'); + rpos++; + } + if (escape && !str[rpos]) + die("remote-ext command has incomplete placeholder"); + *next = str + rpos; + if (**next == ' ') + ++*next; /* Skip over space */ + + /* + * Do the actual placeholder substitution. The string will be short + * enough not to overflow integers. + */ + rpos = special ? 2 : 0; /* Skip first 2 bytes in specials. */ + escape = 0; + while (str[rpos] && (escape || str[rpos] != ' ')) { + if (escape) { + switch (str[rpos]) { + case ' ': + case '%': + strbuf_addch(&ret, str[rpos]); + break; + case 's': + strbuf_addstr(&ret, service + psoff); + break; + case 'S': + strbuf_addstr(&ret, service); + break; + } + escape = 0; + } else + switch (str[rpos]) { + case '%': + escape = 1; + break; + default: + strbuf_addch(&ret, str[rpos]); + break; + } + rpos++; + } + switch (special) { + case 'G': + git_req = strbuf_detach(&ret, NULL); + return NULL; + case 'V': + git_req_vhost = strbuf_detach(&ret, NULL); + return NULL; + default: + return strbuf_detach(&ret, NULL); + } +} + +/* Should be enough... */ +#define MAXARGUMENTS 256 + +static const char **parse_argv(const char *arg, const char *service) +{ + int arguments = 0; + int i; + const char **ret; + char *temparray[MAXARGUMENTS + 1]; + + while (*arg) { + char *expanded; + if (arguments == MAXARGUMENTS) + die("remote-ext command has too many arguments"); + expanded = strip_escapes(arg, service, &arg); + if (expanded) + temparray[arguments++] = expanded; + } + + ret = xmalloc((arguments + 1) * sizeof(char *)); + for (i = 0; i < arguments; i++) + ret[i] = temparray[i]; + ret[arguments] = NULL; + return ret; +} + +static void send_git_request(int stdin_fd, const char *serv, const char *repo, + const char *vhost) +{ + size_t bufferspace; + size_t wpos = 0; + char *buffer; + + /* + * Request needs 12 bytes extra if there is vhost (xxxx \0host=\0) and + * 6 bytes extra (xxxx \0) if there is no vhost. + */ + if (vhost) + bufferspace = strlen(serv) + strlen(repo) + strlen(vhost) + 12; + else + bufferspace = strlen(serv) + strlen(repo) + 6; + + if (bufferspace > 0xFFFF) + die("Request too large to send"); + buffer = xmalloc(bufferspace); + + /* Make the packet. */ + wpos = sprintf(buffer, "%04x%s %s%c", (unsigned)bufferspace, + serv, repo, 0); + + /* Add vhost if any. */ + if (vhost) + sprintf(buffer + wpos, "host=%s%c", vhost, 0); + + /* Send the request */ + if (write_in_full(stdin_fd, buffer, bufferspace) < 0) + die_errno("Failed to send request"); + + free(buffer); +} + +static int run_child(const char *arg, const char *service) +{ + int r; + struct child_process child; + + memset(&child, 0, sizeof(child)); + child.in = -1; + child.out = -1; + child.err = 0; + child.argv = parse_argv(arg, service); + + if (start_command(&child) < 0) + die("Can't run specified command"); + + if (git_req) + send_git_request(child.in, service, git_req, git_req_vhost); + + r = bidirectional_transfer_loop(child.out, child.in); + if (!r) + r = finish_command(&child); + else + finish_command(&child); + return r; +} + +#define MAXCOMMAND 4096 + +static int command_loop(const char *child) +{ + char buffer[MAXCOMMAND]; + + while (1) { + size_t i; + if (!fgets(buffer, MAXCOMMAND - 1, stdin)) { + if (ferror(stdin)) + die("Comammand input error"); + exit(0); + } + /* Strip end of line characters. */ + i = strlen(buffer); + while (i > 0 && isspace(buffer[i - 1])) + buffer[--i] = 0; + + if (!strcmp(buffer, "capabilities")) { + printf("*connect\n\n"); + fflush(stdout); + } else if (!strncmp(buffer, "connect ", 8)) { + printf("\n"); + fflush(stdout); + return run_child(child, buffer + 8); + } else { + fprintf(stderr, "Bad command"); + return 1; + } + } +} + +int cmd_remote_ext(int argc, const char **argv, const char *prefix) +{ + if (argc != 3) + die("Expected two arguments"); + + return command_loop(argv[2]); +} diff --git a/builtin/remote-fd.c b/builtin/remote-fd.c new file mode 100644 index 0000000000..08d7121b6d --- /dev/null +++ b/builtin/remote-fd.c @@ -0,0 +1,79 @@ +#include "builtin.h" +#include "transport.h" + +/* + * URL syntax: + * 'fd::<inoutfd>[/<anything>]' Read/write socket pair + * <inoutfd>. + * 'fd::<infd>,<outfd>[/<anything>]' Read pipe <infd> and write + * pipe <outfd>. + * [foo] indicates 'foo' is optional. <anything> is any string. + * + * The data output to <outfd>/<inoutfd> should be passed unmolested to + * git-receive-pack/git-upload-pack/git-upload-archive and output of + * git-receive-pack/git-upload-pack/git-upload-archive should be passed + * unmolested to <infd>/<inoutfd>. + * + */ + +#define MAXCOMMAND 4096 + +static void command_loop(int input_fd, int output_fd) +{ + char buffer[MAXCOMMAND]; + + while (1) { + size_t i; + if (!fgets(buffer, MAXCOMMAND - 1, stdin)) { + if (ferror(stdin)) + die("Input error"); + return; + } + /* Strip end of line characters. */ + i = strlen(buffer); + while (i > 0 && isspace(buffer[i - 1])) + buffer[--i] = 0; + + if (!strcmp(buffer, "capabilities")) { + printf("*connect\n\n"); + fflush(stdout); + } else if (!strncmp(buffer, "connect ", 8)) { + printf("\n"); + fflush(stdout); + if (bidirectional_transfer_loop(input_fd, + output_fd)) + die("Copying data between file descriptors failed"); + return; + } else { + die("Bad command: %s", buffer); + } + } +} + +int cmd_remote_fd(int argc, const char **argv, const char *prefix) +{ + int input_fd = -1; + int output_fd = -1; + char *end; + + if (argc != 3) + die("Expected two arguments"); + + input_fd = (int)strtoul(argv[2], &end, 10); + + if ((end == argv[2]) || (*end != ',' && *end != '/' && *end)) + die("Bad URL syntax"); + + if (*end == '/' || !*end) { + output_fd = input_fd; + } else { + char *end2; + output_fd = (int)strtoul(end + 1, &end2, 10); + + if ((end2 == end + 1) || (*end2 != '/' && *end2)) + die("Bad URL syntax"); + } + + command_loop(input_fd, output_fd); + return 0; +} diff --git a/builtin/remote.c b/builtin/remote.c index 48e0a6bf26..b71ecd228f 100644 --- a/builtin/remote.c +++ b/builtin/remote.c @@ -1,4 +1,4 @@ -#include "cache.h" +#include "builtin.h" #include "parse-options.h" #include "transport.h" #include "remote.h" @@ -15,7 +15,7 @@ static const char * const builtin_remote_usage[] = { "git remote set-head <name> (-a | -d | <branch>)", "git remote [-v | --verbose] show [-n] <name>", "git remote prune [-n | --dry-run] <name>", - "git remote [-v | --verbose] update [-p | --prune] [group | remote]", + "git remote [-v | --verbose] update [-p | --prune] [(<group> | <remote>)...]", "git remote set-branches <name> [--add] <branch>...", "git remote set-url <name> <newurl> [<oldurl>]", "git remote set-url --add <name> <newurl>", @@ -507,7 +507,7 @@ static int add_branch_for_removal(const char *refname, return 0; } - /* don't delete non-remote refs */ + /* don't delete non-remote-tracking refs */ if (prefixcmp(refname, "refs/remotes")) { /* advise user how to delete local branches */ if (!prefixcmp(refname, "refs/heads/")) @@ -791,9 +791,9 @@ static int rm(int argc, const char **argv) if (skipped.nr) { fprintf(stderr, skipped.nr == 1 ? - "Note: A non-remote branch was not removed; " + "Note: A branch outside the refs/remotes/ hierarchy was not removed;\n" "to delete it, use:\n" : - "Note: Non-remote branches were not removed; " + "Note: Some branches outside the refs/remotes/ hierarchy were not removed;\n" "to delete them, use:\n"); for (i = 0; i < skipped.nr; i++) fprintf(stderr, " git branch -d %s\n", @@ -1200,7 +1200,7 @@ static int prune(int argc, const char **argv) { int dry_run = 0, result = 0; struct option options[] = { - OPT__DRY_RUN(&dry_run), + OPT__DRY_RUN(&dry_run, "dry run"), OPT_END() }; @@ -1512,7 +1512,7 @@ static int show_all(void) int cmd_remote(int argc, const char **argv, const char *prefix) { struct option options[] = { - OPT_BOOLEAN('v', "verbose", &verbose, "be verbose; must be placed before a subcommand"), + OPT__VERBOSE(&verbose, "be verbose; must be placed before a subcommand"), OPT_END() }; int result; diff --git a/builtin/rerere.c b/builtin/rerere.c index 642bf35587..82358855d1 100644 --- a/builtin/rerere.c +++ b/builtin/rerere.c @@ -8,7 +8,7 @@ #include "xdiff-interface.h" static const char * const rerere_usage[] = { - "git rerere [clear | status | diff | gc]", + "git rerere [clear | forget path... | status | remaining | diff | gc]", NULL, }; @@ -136,7 +136,10 @@ int cmd_rerere(int argc, const char **argv, const char *prefix) return rerere(flags); if (!strcmp(argv[0], "forget")) { - const char **pathspec = get_pathspec(prefix, argv + 1); + const char **pathspec; + if (argc < 2) + warning("'git rerere forget' without paths is deprecated"); + pathspec = get_pathspec(prefix, argv + 1); return rerere_forget(pathspec); } @@ -156,7 +159,17 @@ int cmd_rerere(int argc, const char **argv, const char *prefix) else if (!strcmp(argv[0], "status")) for (i = 0; i < merge_rr.nr; i++) printf("%s\n", merge_rr.items[i].string); - else if (!strcmp(argv[0], "diff")) + else if (!strcmp(argv[0], "remaining")) { + rerere_remaining(&merge_rr); + for (i = 0; i < merge_rr.nr; i++) { + if (merge_rr.items[i].util != RERERE_RESOLVED) + printf("%s\n", merge_rr.items[i].string); + else + /* prepare for later call to + * string_list_clear() */ + merge_rr.items[i].util = NULL; + } + } else if (!strcmp(argv[0], "diff")) for (i = 0; i < merge_rr.nr; i++) { const char *path = merge_rr.items[i].string; const char *name = (const char *)merge_rr.items[i].util; diff --git a/builtin/reset.c b/builtin/reset.c index 0037be4693..eb5f98c163 100644 --- a/builtin/reset.c +++ b/builtin/reset.c @@ -7,7 +7,7 @@ * * Copyright (c) 2005, 2006 Linus Torvalds and Junio C Hamano */ -#include "cache.h" +#include "builtin.h" #include "tag.h" #include "object.h" #include "commit.h" @@ -243,7 +243,7 @@ int cmd_reset(int argc, const char **argv, const char *prefix) struct commit *commit; char *reflog_action, msg[1024]; const struct option options[] = { - OPT__QUIET(&quiet), + OPT__QUIET(&quiet, "be quiet, only report errors"), OPT_SET_INT(0, "mixed", &reset_type, "reset HEAD and index", MIXED), OPT_SET_INT(0, "soft", &reset_type, "reset only HEAD", SOFT), diff --git a/builtin/rev-list.c b/builtin/rev-list.c index efe9360e2f..f458cb7587 100644 --- a/builtin/rev-list.c +++ b/builtin/rev-list.c @@ -11,9 +11,9 @@ static const char rev_list_usage[] = "git rev-list [OPTION] <commit-id>... [ -- paths... ]\n" " limiting output:\n" -" --max-count=nr\n" -" --max-age=epoch\n" -" --min-age=epoch\n" +" --max-count=<n>\n" +" --max-age=<epoch>\n" +" --min-age=<epoch>\n" " --sparse\n" " --no-merges\n" " --remove-empty\n" @@ -33,7 +33,7 @@ static const char rev_list_usage[] = " --objects | --objects-edge\n" " --unpacked\n" " --header | --pretty\n" -" --abbrev=nr | --no-abbrev\n" +" --abbrev=<n> | --no-abbrev\n" " --abbrev-commit\n" " --left-right\n" " special purpose:\n" @@ -64,18 +64,8 @@ static void show_commit(struct commit *commit, void *data) if (info->header_prefix) fputs(info->header_prefix, stdout); - if (!revs->graph) { - if (commit->object.flags & BOUNDARY) - putchar('-'); - else if (commit->object.flags & UNINTERESTING) - putchar('^'); - else if (revs->left_right) { - if (commit->object.flags & SYMMETRIC_LEFT) - putchar('<'); - else - putchar('>'); - } - } + if (!revs->graph) + fputs(get_revision_mark(revs, commit), stdout); if (revs->abbrev_commit && revs->abbrev) fputs(find_unique_abbrev(commit->object.sha1, revs->abbrev), stdout); @@ -147,8 +137,10 @@ static void show_commit(struct commit *commit, void *data) } } else { if (revs->commit_format != CMIT_FMT_USERFORMAT || - buf.len) - printf("%s%c", buf.buf, info->hdr_termination); + buf.len) { + fwrite(buf.buf, 1, buf.len, stdout); + putchar(info->hdr_termination); + } } strbuf_release(&buf); } else { diff --git a/builtin/revert.c b/builtin/revert.c index 4b47ace36b..c57b872fe1 100644 --- a/builtin/revert.c +++ b/builtin/revert.c @@ -3,7 +3,6 @@ #include "object.h" #include "commit.h" #include "tag.h" -#include "wt-status.h" #include "run-command.h" #include "exec_cmd.h" #include "utf8.h" @@ -44,7 +43,11 @@ static const char **commit_argv; static int allow_rerere_auto; static const char *me; + +/* Merge strategy. */ static const char *strategy; +static const char **xopts; +static size_t xopts_nr, xopts_alloc; #define GIT_REFLOG_ACTION "GIT_REFLOG_ACTION" @@ -55,6 +58,17 @@ static const char * const *revert_or_cherry_pick_usage(void) return action == REVERT ? revert_usage : cherry_pick_usage; } +static int option_parse_x(const struct option *opt, + const char *arg, int unset) +{ + if (unset) + return 0; + + ALLOC_GROW(xopts, xopts_nr + 1, xopts_alloc); + xopts[xopts_nr++] = xstrdup(arg); + return 0; +} + static void parse_args(int argc, const char **argv) { const char * const * usage_str = revert_or_cherry_pick_usage(); @@ -67,6 +81,8 @@ static void parse_args(int argc, const char **argv) OPT_INTEGER('m', "mainline", &mainline, "parent number"), OPT_RERERE_AUTOUPDATE(&allow_rerere_auto), OPT_STRING(0, "strategy", &strategy, "strategy", "merge strategy"), + OPT_CALLBACK('X', "strategy-option", &xopts, "option", + "option for merge strategy", option_parse_x), OPT_END(), OPT_END(), OPT_END(), @@ -181,54 +197,20 @@ static void add_message_to_msg(struct strbuf *msgbuf, const char *message) strbuf_addstr(msgbuf, p); } -static void set_author_ident_env(const char *message) +static void write_cherry_pick_head(void) { - const char *p = message; - if (!p) - die ("Could not read commit message of %s", - sha1_to_hex(commit->object.sha1)); - while (*p && *p != '\n') { - const char *eol; - - for (eol = p; *eol && *eol != '\n'; eol++) - ; /* do nothing */ - if (!prefixcmp(p, "author ")) { - char *line, *pend, *email, *timestamp; - - p += 7; - line = xmemdupz(p, eol - p); - email = strchr(line, '<'); - if (!email) - die ("Could not extract author email from %s", - sha1_to_hex(commit->object.sha1)); - if (email == line) - pend = line; - else - for (pend = email; pend != line + 1 && - isspace(pend[-1]); pend--); - ; /* do nothing */ - *pend = '\0'; - email++; - timestamp = strchr(email, '>'); - if (!timestamp) - die ("Could not extract author time from %s", - sha1_to_hex(commit->object.sha1)); - *timestamp = '\0'; - for (timestamp++; *timestamp && isspace(*timestamp); - timestamp++) - ; /* do nothing */ - setenv("GIT_AUTHOR_NAME", line, 1); - setenv("GIT_AUTHOR_EMAIL", email, 1); - setenv("GIT_AUTHOR_DATE", timestamp, 1); - free(line); - return; - } - p = eol; - if (*p == '\n') - p++; - } - die ("No author information found in %s", - sha1_to_hex(commit->object.sha1)); + int fd; + struct strbuf buf = STRBUF_INIT; + + strbuf_addf(&buf, "%s\n", sha1_to_hex(commit->object.sha1)); + + fd = open(git_path("CHERRY_PICK_HEAD"), O_WRONLY | O_CREAT, 0666); + if (fd < 0) + die_errno("Could not open '%s' for writing", + git_path("CHERRY_PICK_HEAD")); + if (write_in_full(fd, buf.buf, buf.len) != buf.len || close(fd)) + die_errno("Could not write to '%s'", git_path("CHERRY_PICK_HEAD")); + strbuf_release(&buf); } static void advise(const char *advice, ...) @@ -246,15 +228,18 @@ static void print_advice(void) if (msg) { fprintf(stderr, "%s\n", msg); + /* + * A conflict has occured but the porcelain + * (typically rebase --interactive) wants to take care + * of the commit itself so remove CHERRY_PICK_HEAD + */ + unlink(git_path("CHERRY_PICK_HEAD")); return; } advise("after resolving the conflicts, mark the corrected paths"); advise("with 'git add <paths>' or 'git rm <paths>'"); - - if (action == CHERRY_PICK) - advise("and commit the result with 'git commit -c %s'", - find_unique_abbrev(commit->object.sha1, DEFAULT_ABBREV)); + advise("and commit the result with 'git commit'"); } static void write_message(struct strbuf *msgbuf, const char *filename) @@ -311,18 +296,13 @@ static int do_recursive_merge(struct commit *base, struct commit *next, struct merge_options o; struct tree *result, *next_tree, *base_tree, *head_tree; int clean, index_fd; + const char **xopt; static struct lock_file index_lock; index_fd = hold_locked_index(&index_lock, 1); read_cache(); - /* - * NEEDSWORK: cherry-picking between branches with - * different end-of-line normalization is a pain; - * plumb in an option to set o.renormalize? - * (or better: arbitrary -X options) - */ init_merge_options(&o); o.ancestor = base ? base_label : "(empty tree)"; o.branch1 = "HEAD"; @@ -332,6 +312,9 @@ static int do_recursive_merge(struct commit *base, struct commit *next, next_tree = next ? next->tree : empty_tree(); base_tree = base ? base->tree : empty_tree(); + for (xopt = xopts; xopt != xopts + xopts_nr; xopt++) + parse_merge_opt(&o, *xopt); + clean = merge_trees(&o, head_tree, next_tree, base_tree, &result); @@ -442,7 +425,7 @@ static int do_pick_commit(void) else parent = commit->parents->item; - if (allow_ff && !hashcmp(parent->object.sha1, head)) + if (allow_ff && parent && !hashcmp(parent->object.sha1, head)) return fast_forward_to(commit->object.sha1, head); if (parent && parse_commit(parent) < 0) @@ -482,13 +465,14 @@ static int do_pick_commit(void) base_label = msg.parent_label; next = commit; next_label = msg.label; - set_author_ident_env(msg.message); add_message_to_msg(&msgbuf, msg.message); if (no_replay) { strbuf_addstr(&msgbuf, "(cherry picked from commit "); strbuf_addstr(&msgbuf, sha1_to_hex(commit->object.sha1)); strbuf_addstr(&msgbuf, ")\n"); } + if (!no_commit) + write_cherry_pick_head(); } if (!strategy || !strcmp(strategy, "recursive") || action == REVERT) { @@ -503,7 +487,7 @@ static int do_pick_commit(void) commit_list_insert(base, &common); commit_list_insert(next, &remotes); - res = try_merge_command(strategy, common, + res = try_merge_command(strategy, xopts_nr, xopts, common, sha1_to_hex(head), remotes); free_commit_list(common); free_commit_list(remotes); @@ -547,6 +531,21 @@ static void prepare_revs(struct rev_info *revs) die("empty commit set passed"); } +static void read_and_refresh_cache(const char *me) +{ + static struct lock_file index_lock; + int index_fd = hold_locked_index(&index_lock, 0); + if (read_index_preload(&the_index, NULL) < 0) + die("git %s: failed to read the index", me); + refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, NULL, NULL, NULL); + if (the_index.cache_changed) { + if (write_index(&the_index, index_fd) || + commit_locked_index(&index_lock)) + die("git %s: failed to refresh the index", me); + } + rollback_lock_file(&index_lock); +} + static int revert_or_cherry_pick(int argc, const char **argv) { struct rev_info revs; @@ -567,8 +566,7 @@ static int revert_or_cherry_pick(int argc, const char **argv) die("cherry-pick --ff cannot be used with --edit"); } - if (read_cache() < 0) - die("git %s: failed to read the index", me); + read_and_refresh_cache(me); prepare_revs(&revs); diff --git a/builtin/rm.c b/builtin/rm.c index f3772c84de..ff491d7761 100644 --- a/builtin/rm.c +++ b/builtin/rm.c @@ -20,15 +20,6 @@ static struct { const char **name; } list; -static void add_list(const char *name) -{ - if (list.nr >= list.alloc) { - list.alloc = alloc_nr(list.alloc); - list.name = xrealloc(list.name, list.alloc * sizeof(const char *)); - } - list.name[list.nr++] = name; -} - static int check_local_mod(unsigned char *head, int index_only) { /* @@ -139,10 +130,10 @@ static int show_only = 0, force = 0, index_only = 0, recursive = 0, quiet = 0; static int ignore_unmatch = 0; static struct option builtin_rm_options[] = { - OPT__DRY_RUN(&show_only), - OPT__QUIET(&quiet), + OPT__DRY_RUN(&show_only, "dry run"), + OPT__QUIET(&quiet, "do not list removed files"), OPT_BOOLEAN( 0 , "cached", &index_only, "only remove from the index"), - OPT_BOOLEAN('f', "force", &force, "override the up-to-date check"), + OPT__FORCE(&force, "override the up-to-date check"), OPT_BOOLEAN('r', NULL, &recursive, "allow recursive removal"), OPT_BOOLEAN( 0 , "ignore-unmatch", &ignore_unmatch, "exit with a zero status even if nothing matched"), @@ -182,7 +173,8 @@ int cmd_rm(int argc, const char **argv, const char *prefix) struct cache_entry *ce = active_cache[i]; if (!match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, seen)) continue; - add_list(ce->name); + ALLOC_GROW(list.name, list.nr + 1, list.alloc); + list.name[list.nr++] = ce->name; } if (pathspec) { diff --git a/builtin/send-pack.c b/builtin/send-pack.c index 481602d8ae..8b0911c0d2 100644 --- a/builtin/send-pack.c +++ b/builtin/send-pack.c @@ -1,4 +1,4 @@ -#include "cache.h" +#include "builtin.h" #include "commit.h" #include "refs.h" #include "pkt-line.h" @@ -48,6 +48,7 @@ static int pack_objects(int fd, struct ref *refs, struct extra_have_objects *ext NULL, NULL, NULL, + NULL, }; struct child_process po; int i; @@ -59,6 +60,8 @@ static int pack_objects(int fd, struct ref *refs, struct extra_have_objects *ext argv[i++] = "--delta-base-offset"; if (args->quiet) argv[i++] = "-q"; + if (args->progress) + argv[i++] = "--progress"; memset(&po, 0, sizeof(po)); po.argv = argv; po.in = -1; @@ -101,7 +104,7 @@ static int pack_objects(int fd, struct ref *refs, struct extra_have_objects *ext } if (finish_command(&po)) - return error("pack-objects died with strange error"); + return -1; return 0; } diff --git a/builtin/shortlog.c b/builtin/shortlog.c index 2135b0dde1..1a21e4b053 100644 --- a/builtin/shortlog.c +++ b/builtin/shortlog.c @@ -268,8 +268,8 @@ int cmd_shortlog(int argc, const char **argv, const char *prefix) git_config(git_default_config, NULL); shortlog_init(&log); init_revisions(&rev, prefix); - parse_options_start(&ctx, argc, argv, prefix, PARSE_OPT_KEEP_DASHDASH | - PARSE_OPT_KEEP_ARGV0); + parse_options_start(&ctx, argc, argv, prefix, options, + PARSE_OPT_KEEP_DASHDASH | PARSE_OPT_KEEP_ARGV0); for (;;) { switch (parse_options_step(&ctx, options, shortlog_usage)) { diff --git a/builtin/show-branch.c b/builtin/show-branch.c index e8719aa9e9..da695815e2 100644 --- a/builtin/show-branch.c +++ b/builtin/show-branch.c @@ -6,7 +6,7 @@ #include "parse-options.h" static const char* show_branch_usage[] = { - "git show-branch [-a|--all] [-r|--remotes] [--topo-order | --date-order] [--current] [--color[=<when>] | --no-color] [--sparse] [--more=<n> | --list | --independent | --merge-base] [--no-name | --sha1-name] [--topics] [<rev> | <glob>]...", + "git show-branch [-a|--all] [-r|--remotes] [--topo-order | --date-order] [--current] [--color[=<when>] | --no-color] [--sparse] [--more=<n> | --list | --independent | --merge-base] [--no-name | --sha1-name] [--topics] [(<rev> | <glob>)...]", "git show-branch (-g|--reflog)[=<n>[,<base>]] [--list] [<ref>]", NULL }; @@ -243,7 +243,7 @@ static void join_revs(struct commit_list **list_p, if (mark_seen(p, seen_p) && !still_interesting) extra--; p->object.flags |= flags; - insert_by_date(p, list_p); + commit_list_insert_by_date(p, list_p); } } @@ -859,7 +859,7 @@ int cmd_show_branch(int ac, const char **av, const char *prefix) */ commit->object.flags |= flag; if (commit->object.flags == flag) - insert_by_date(commit, &list); + commit_list_insert_by_date(commit, &list); rev[num_rev] = commit; } for (i = 0; i < num_rev; i++) @@ -868,7 +868,7 @@ int cmd_show_branch(int ac, const char **av, const char *prefix) if (0 <= extra) join_revs(&list, &seen, num_rev, extra); - sort_by_date(&seen); + commit_list_sort_by_date(&seen); if (merge_base) return show_merge_base(seen, num_rev); diff --git a/builtin/show-ref.c b/builtin/show-ref.c index be9b512eeb..45f0340c3e 100644 --- a/builtin/show-ref.c +++ b/builtin/show-ref.c @@ -193,7 +193,8 @@ static const struct option show_ref_options[] = { "only show SHA1 hash using <n> digits", PARSE_OPT_OPTARG, &hash_callback }, OPT__ABBREV(&abbrev), - OPT__QUIET(&quiet), + OPT__QUIET(&quiet, + "do not print results to stdout (useful with --verify)"), { OPTION_CALLBACK, 0, "exclude-existing", &exclude_existing_arg, "pattern", "show refs from stdin that aren't in local repository", PARSE_OPT_OPTARG | PARSE_OPT_NONEG, exclude_existing_callback }, diff --git a/builtin/symbolic-ref.c b/builtin/symbolic-ref.c index ca855a5eb2..dea849c3c5 100644 --- a/builtin/symbolic-ref.c +++ b/builtin/symbolic-ref.c @@ -30,7 +30,8 @@ int cmd_symbolic_ref(int argc, const char **argv, const char *prefix) int quiet = 0; const char *msg = NULL; struct option options[] = { - OPT__QUIET(&quiet), + OPT__QUIET(&quiet, + "suppress error message for non-symbolic (detached) refs"), OPT_STRING('m', NULL, &msg, "reason", "reason of the update"), OPT_END(), }; diff --git a/builtin/tag.c b/builtin/tag.c index d311491e49..7cf48abca8 100644 --- a/builtin/tag.c +++ b/builtin/tag.c @@ -29,8 +29,6 @@ struct tag_filter { struct commit_list *with_commit; }; -#define PGP_SIGNATURE "-----BEGIN PGP SIGNATURE-----" - static int show_reference(const char *refname, const unsigned char *sha1, int flag, void *cb_data) { @@ -70,9 +68,9 @@ static int show_reference(const char *refname, const unsigned char *sha1, return 0; } /* only take up to "lines" lines, and strip the signature */ + size = parse_signature(buf, size); for (i = 0, sp += 2; - i < filter->lines && sp < buf + size && - prefixcmp(sp, PGP_SIGNATURE "\n"); + i < filter->lines && sp < buf + size; i++) { if (i) printf("\n "); @@ -242,8 +240,7 @@ static void write_tag_body(int fd, const unsigned char *sha1) { unsigned long size; enum object_type type; - char *buf, *sp, *eob; - size_t len; + char *buf, *sp; buf = read_sha1_file(sha1, &type, &size); if (!buf) @@ -256,12 +253,7 @@ static void write_tag_body(int fd, const unsigned char *sha1) return; } sp += 2; /* skip the 2 LFs */ - eob = strstr(sp, "\n" PGP_SIGNATURE "\n"); - if (eob) - len = eob - sp; - else - len = buf + size - sp; - write_or_die(fd, sp, len); + write_or_die(fd, sp, parse_signature(sp, buf + size - sp)); free(buf); } @@ -384,13 +376,13 @@ int cmd_tag(int argc, const char **argv, const char *prefix) OPT_GROUP("Tag creation options"), OPT_BOOLEAN('a', NULL, &annotate, "annotated tag, needs a message"), - OPT_CALLBACK('m', NULL, &msg, "msg", - "message for the tag", parse_msg_arg), - OPT_FILENAME('F', NULL, &msgfile, "message in a file"), + OPT_CALLBACK('m', NULL, &msg, "message", + "tag message", parse_msg_arg), + OPT_FILENAME('F', NULL, &msgfile, "read message from file"), OPT_BOOLEAN('s', NULL, &sign, "annotated and GPG-signed tag"), OPT_STRING('u', NULL, &keyid, "key-id", "use another key to sign the tag"), - OPT_BOOLEAN('f', "force", &force, "replace the tag if exists"), + OPT__FORCE(&force, "replace the tag if exists"), OPT_GROUP("Tag listing options"), { diff --git a/builtin/unpack-file.c b/builtin/unpack-file.c index 608590ada8..19200291a2 100644 --- a/builtin/unpack-file.c +++ b/builtin/unpack-file.c @@ -1,6 +1,4 @@ -#include "cache.h" -#include "blob.h" -#include "exec_cmd.h" +#include "builtin.h" static char *create_temp_file(unsigned char *sha1) { diff --git a/builtin/unpack-objects.c b/builtin/unpack-objects.c index 685566e0b5..f63973c914 100644 --- a/builtin/unpack-objects.c +++ b/builtin/unpack-objects.c @@ -83,7 +83,7 @@ static void use(int bytes) offset += bytes; /* make sure off_t is sufficiently large not to wrap */ - if (consumed_bytes > consumed_bytes + bytes) + if (signed_add_overflows(consumed_bytes, bytes)) die("pack too large for current definition of off_t"); consumed_bytes += bytes; } diff --git a/builtin/update-index.c b/builtin/update-index.c index 3ab214d24e..d7850c6309 100644 --- a/builtin/update-index.c +++ b/builtin/update-index.c @@ -10,6 +10,7 @@ #include "builtin.h" #include "refs.h" #include "resolve-undo.h" +#include "parse-options.h" /* * Default to not allowing changes to the list of files. The @@ -397,8 +398,10 @@ static void read_index_info(int line_termination) strbuf_release(&uq); } -static const char update_index_usage[] = -"git update-index [-q] [--add] [--replace] [--remove] [--unmerged] [--refresh] [--really-refresh] [--cacheinfo] [--chmod=(+|-)x] [--assume-unchanged] [--skip-worktree|--no-skip-worktree] [--info-only] [--force-remove] [--stdin] [--index-info] [--unresolve] [--again | -g] [--ignore-missing] [-z] [--verbose] [--] <file>..."; +static const char * const update_index_usage[] = { + "git update-index [options] [--] [<file>...]", + NULL +}; static unsigned char head_sha1[20]; static unsigned char merge_head_sha1[20]; @@ -543,7 +546,10 @@ static int do_reupdate(int ac, const char **av, */ int pos; int has_head = 1; - const char **pathspec = get_pathspec(prefix, av + 1); + const char **paths = get_pathspec(prefix, av + 1); + struct pathspec pathspec; + + init_pathspec(&pathspec, paths); if (read_ref("HEAD", head_sha1)) /* If there is no HEAD, that means it is an initial @@ -556,7 +562,7 @@ static int do_reupdate(int ac, const char **av, struct cache_entry *old = NULL; int save_nr; - if (ce_stage(ce) || !ce_path_match(ce, pathspec)) + if (ce_stage(ce) || !ce_path_match(ce, &pathspec)) continue; if (has_head) old = read_one_ent(NULL, head_sha1, @@ -575,19 +581,218 @@ static int do_reupdate(int ac, const char **av, if (save_nr != active_nr) goto redo; } + free_pathspec(&pathspec); + return 0; +} + +struct refresh_params { + unsigned int flags; + int *has_errors; +}; + +static int refresh(struct refresh_params *o, unsigned int flag) +{ + setup_work_tree(); + *o->has_errors |= refresh_cache(o->flags | flag); + return 0; +} + +static int refresh_callback(const struct option *opt, + const char *arg, int unset) +{ + return refresh(opt->value, 0); +} + +static int really_refresh_callback(const struct option *opt, + const char *arg, int unset) +{ + return refresh(opt->value, REFRESH_REALLY); +} + +static int chmod_callback(const struct option *opt, + const char *arg, int unset) +{ + char *flip = opt->value; + if ((arg[0] != '-' && arg[0] != '+') || arg[1] != 'x' || arg[2]) + return error("option 'chmod' expects \"+x\" or \"-x\""); + *flip = arg[0]; + return 0; +} + +static int resolve_undo_clear_callback(const struct option *opt, + const char *arg, int unset) +{ + resolve_undo_clear(); + return 0; +} + +static int cacheinfo_callback(struct parse_opt_ctx_t *ctx, + const struct option *opt, int unset) +{ + unsigned char sha1[20]; + unsigned int mode; + + if (ctx->argc <= 3) + return error("option 'cacheinfo' expects three arguments"); + if (strtoul_ui(*++ctx->argv, 8, &mode) || + get_sha1_hex(*++ctx->argv, sha1) || + add_cacheinfo(mode, sha1, *++ctx->argv, 0)) + die("git update-index: --cacheinfo cannot add %s", *ctx->argv); + ctx->argc -= 3; + return 0; +} + +static int stdin_cacheinfo_callback(struct parse_opt_ctx_t *ctx, + const struct option *opt, int unset) +{ + int *line_termination = opt->value; + + if (ctx->argc != 1) + return error("option '%s' must be the last argument", opt->long_name); + allow_add = allow_replace = allow_remove = 1; + read_index_info(*line_termination); + return 0; +} + +static int stdin_callback(struct parse_opt_ctx_t *ctx, + const struct option *opt, int unset) +{ + int *read_from_stdin = opt->value; + + if (ctx->argc != 1) + return error("option '%s' must be the last argument", opt->long_name); + *read_from_stdin = 1; + return 0; +} + +static int unresolve_callback(struct parse_opt_ctx_t *ctx, + const struct option *opt, int flags) +{ + int *has_errors = opt->value; + const char *prefix = startup_info->prefix; + + /* consume remaining arguments. */ + *has_errors = do_unresolve(ctx->argc, ctx->argv, + prefix, prefix ? strlen(prefix) : 0); + if (*has_errors) + active_cache_changed = 0; + + ctx->argv += ctx->argc - 1; + ctx->argc = 1; + return 0; +} + +static int reupdate_callback(struct parse_opt_ctx_t *ctx, + const struct option *opt, int flags) +{ + int *has_errors = opt->value; + const char *prefix = startup_info->prefix; + + /* consume remaining arguments. */ + setup_work_tree(); + *has_errors = do_reupdate(ctx->argc, ctx->argv, + prefix, prefix ? strlen(prefix) : 0); + if (*has_errors) + active_cache_changed = 0; + + ctx->argv += ctx->argc - 1; + ctx->argc = 1; return 0; } int cmd_update_index(int argc, const char **argv, const char *prefix) { - int i, newfd, entries, has_errors = 0, line_termination = '\n'; - int allow_options = 1; + int newfd, entries, has_errors = 0, line_termination = '\n'; int read_from_stdin = 0; int prefix_length = prefix ? strlen(prefix) : 0; char set_executable_bit = 0; - unsigned int refresh_flags = 0; + struct refresh_params refresh_args = {0, &has_errors}; int lock_error = 0; struct lock_file *lock_file; + struct parse_opt_ctx_t ctx; + int parseopt_state = PARSE_OPT_UNKNOWN; + struct option options[] = { + OPT_BIT('q', NULL, &refresh_args.flags, + "continue refresh even when index needs update", + REFRESH_QUIET), + OPT_BIT(0, "ignore-submodules", &refresh_args.flags, + "refresh: ignore submodules", + REFRESH_IGNORE_SUBMODULES), + OPT_SET_INT(0, "add", &allow_add, + "do not ignore new files", 1), + OPT_SET_INT(0, "replace", &allow_replace, + "let files replace directories and vice-versa", 1), + OPT_SET_INT(0, "remove", &allow_remove, + "notice files missing from worktree", 1), + OPT_BIT(0, "unmerged", &refresh_args.flags, + "refresh even if index contains unmerged entries", + REFRESH_UNMERGED), + {OPTION_CALLBACK, 0, "refresh", &refresh_args, NULL, + "refresh stat information", + PARSE_OPT_NOARG | PARSE_OPT_NONEG, + refresh_callback}, + {OPTION_CALLBACK, 0, "really-refresh", &refresh_args, NULL, + "like --refresh, but ignore assume-unchanged setting", + PARSE_OPT_NOARG | PARSE_OPT_NONEG, + really_refresh_callback}, + {OPTION_LOWLEVEL_CALLBACK, 0, "cacheinfo", NULL, + "<mode> <object> <path>", + "add the specified entry to the index", + PARSE_OPT_NOARG | /* disallow --cacheinfo=<mode> form */ + PARSE_OPT_NONEG | PARSE_OPT_LITERAL_ARGHELP, + (parse_opt_cb *) cacheinfo_callback}, + {OPTION_CALLBACK, 0, "chmod", &set_executable_bit, "(+/-)x", + "override the executable bit of the listed files", + PARSE_OPT_NONEG | PARSE_OPT_LITERAL_ARGHELP, + chmod_callback}, + {OPTION_SET_INT, 0, "assume-unchanged", &mark_valid_only, NULL, + "mark files as \"not changing\"", + PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, MARK_FLAG}, + {OPTION_SET_INT, 0, "no-assume-unchanged", &mark_valid_only, NULL, + "clear assumed-unchanged bit", + PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, UNMARK_FLAG}, + {OPTION_SET_INT, 0, "skip-worktree", &mark_skip_worktree_only, NULL, + "mark files as \"index-only\"", + PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, MARK_FLAG}, + {OPTION_SET_INT, 0, "no-skip-worktree", &mark_skip_worktree_only, NULL, + "clear skip-worktree bit", + PARSE_OPT_NOARG | PARSE_OPT_NONEG, NULL, UNMARK_FLAG}, + OPT_SET_INT(0, "info-only", &info_only, + "add to index only; do not add content to object database", 1), + OPT_SET_INT(0, "force-remove", &force_remove, + "remove named paths even if present in worktree", 1), + OPT_SET_INT('z', NULL, &line_termination, + "with --stdin: input lines are terminated by null bytes", '\0'), + {OPTION_LOWLEVEL_CALLBACK, 0, "stdin", &read_from_stdin, NULL, + "read list of paths to be updated from standard input", + PARSE_OPT_NONEG | PARSE_OPT_NOARG, + (parse_opt_cb *) stdin_callback}, + {OPTION_LOWLEVEL_CALLBACK, 0, "index-info", &line_termination, NULL, + "add entries from standard input to the index", + PARSE_OPT_NONEG | PARSE_OPT_NOARG, + (parse_opt_cb *) stdin_cacheinfo_callback}, + {OPTION_LOWLEVEL_CALLBACK, 0, "unresolve", &has_errors, NULL, + "repopulate stages #2 and #3 for the listed paths", + PARSE_OPT_NONEG | PARSE_OPT_NOARG, + (parse_opt_cb *) unresolve_callback}, + {OPTION_LOWLEVEL_CALLBACK, 'g', "again", &has_errors, NULL, + "only update entries that differ from HEAD", + PARSE_OPT_NONEG | PARSE_OPT_NOARG, + (parse_opt_cb *) reupdate_callback}, + OPT_BIT(0, "ignore-missing", &refresh_args.flags, + "ignore files missing from worktree", + REFRESH_IGNORE_MISSING), + OPT_SET_INT(0, "verbose", &verbose, + "report actions to standard output", 1), + {OPTION_CALLBACK, 0, "clear-resolve-undo", NULL, NULL, + "(for porcelains) forget saved unresolved conflicts", + PARSE_OPT_NOARG | PARSE_OPT_NONEG, + resolve_undo_clear_callback}, + OPT_END() + }; + + if (argc == 2 && !strcmp(argv[1], "-h")) + usage(update_index_usage[0]); git_config(git_default_config, NULL); @@ -602,151 +807,48 @@ int cmd_update_index(int argc, const char **argv, const char *prefix) if (entries < 0) die("cache corrupted"); - for (i = 1 ; i < argc; i++) { - const char *path = argv[i]; - const char *p; + /* + * Custom copy of parse_options() because we want to handle + * filename arguments as they come. + */ + parse_options_start(&ctx, argc, argv, prefix, + options, PARSE_OPT_STOP_AT_NON_OPTION); + while (ctx.argc) { + if (parseopt_state != PARSE_OPT_DONE) + parseopt_state = parse_options_step(&ctx, options, + update_index_usage); + if (!ctx.argc) + break; + switch (parseopt_state) { + case PARSE_OPT_HELP: + exit(129); + case PARSE_OPT_NON_OPTION: + case PARSE_OPT_DONE: + { + const char *path = ctx.argv[0]; + const char *p; - if (allow_options && *path == '-') { - if (!strcmp(path, "--")) { - allow_options = 0; - continue; - } - if (!strcmp(path, "-q")) { - refresh_flags |= REFRESH_QUIET; - continue; - } - if (!strcmp(path, "--ignore-submodules")) { - refresh_flags |= REFRESH_IGNORE_SUBMODULES; - continue; - } - if (!strcmp(path, "--add")) { - allow_add = 1; - continue; - } - if (!strcmp(path, "--replace")) { - allow_replace = 1; - continue; - } - if (!strcmp(path, "--remove")) { - allow_remove = 1; - continue; - } - if (!strcmp(path, "--unmerged")) { - refresh_flags |= REFRESH_UNMERGED; - continue; - } - if (!strcmp(path, "--refresh")) { - setup_work_tree(); - has_errors |= refresh_cache(refresh_flags); - continue; - } - if (!strcmp(path, "--really-refresh")) { - setup_work_tree(); - has_errors |= refresh_cache(REFRESH_REALLY | refresh_flags); - continue; - } - if (!strcmp(path, "--cacheinfo")) { - unsigned char sha1[20]; - unsigned int mode; - - if (i+3 >= argc) - die("git update-index: --cacheinfo <mode> <sha1> <path>"); - - if (strtoul_ui(argv[i+1], 8, &mode) || - get_sha1_hex(argv[i+2], sha1) || - add_cacheinfo(mode, sha1, argv[i+3], 0)) - die("git update-index: --cacheinfo" - " cannot add %s", argv[i+3]); - i += 3; - continue; - } - if (!strcmp(path, "--chmod=-x") || - !strcmp(path, "--chmod=+x")) { - if (argc <= i+1) - die("git update-index: %s <path>", path); - set_executable_bit = path[8]; - continue; - } - if (!strcmp(path, "--assume-unchanged")) { - mark_valid_only = MARK_FLAG; - continue; - } - if (!strcmp(path, "--no-assume-unchanged")) { - mark_valid_only = UNMARK_FLAG; - continue; - } - if (!strcmp(path, "--no-skip-worktree")) { - mark_skip_worktree_only = UNMARK_FLAG; - continue; - } - if (!strcmp(path, "--skip-worktree")) { - mark_skip_worktree_only = MARK_FLAG; - continue; - } - if (!strcmp(path, "--info-only")) { - info_only = 1; - continue; - } - if (!strcmp(path, "--force-remove")) { - force_remove = 1; - continue; - } - if (!strcmp(path, "-z")) { - line_termination = 0; - continue; - } - if (!strcmp(path, "--stdin")) { - if (i != argc - 1) - die("--stdin must be at the end"); - read_from_stdin = 1; - break; - } - if (!strcmp(path, "--index-info")) { - if (i != argc - 1) - die("--index-info must be at the end"); - allow_add = allow_replace = allow_remove = 1; - read_index_info(line_termination); - break; - } - if (!strcmp(path, "--unresolve")) { - has_errors = do_unresolve(argc - i, argv + i, - prefix, prefix_length); - if (has_errors) - active_cache_changed = 0; - goto finish; - } - if (!strcmp(path, "--again") || !strcmp(path, "-g")) { - setup_work_tree(); - has_errors = do_reupdate(argc - i, argv + i, - prefix, prefix_length); - if (has_errors) - active_cache_changed = 0; - goto finish; - } - if (!strcmp(path, "--ignore-missing")) { - refresh_flags |= REFRESH_IGNORE_MISSING; - continue; - } - if (!strcmp(path, "--verbose")) { - verbose = 1; - continue; - } - if (!strcmp(path, "--clear-resolve-undo")) { - resolve_undo_clear(); - continue; - } - if (!strcmp(path, "-h") || !strcmp(path, "--help")) - usage(update_index_usage); - die("unknown option %s", path); + setup_work_tree(); + p = prefix_path(prefix, prefix_length, path); + update_one(p, NULL, 0); + if (set_executable_bit) + chmod_path(set_executable_bit, p); + if (p < path || p > path + strlen(path)) + free((char *)p); + ctx.argc--; + ctx.argv++; + break; + } + case PARSE_OPT_UNKNOWN: + if (ctx.argv[0][1] == '-') + error("unknown option '%s'", ctx.argv[0] + 2); + else + error("unknown switch '%c'", *ctx.opt); + usage_with_options(update_index_usage, options); } - setup_work_tree(); - p = prefix_path(prefix, prefix_length, path); - update_one(p, NULL, 0); - if (set_executable_bit) - chmod_path(set_executable_bit, p); - if (p < path || p > path + strlen(path)) - free((char *)p); } + argc = parse_options_end(&ctx); + if (read_from_stdin) { struct strbuf buf = STRBUF_INIT, nbuf = STRBUF_INIT; @@ -770,10 +872,9 @@ int cmd_update_index(int argc, const char **argv, const char *prefix) strbuf_release(&buf); } - finish: if (active_cache_changed) { if (newfd < 0) { - if (refresh_flags & REFRESH_QUIET) + if (refresh_args.flags & REFRESH_QUIET) exit(128); unable_to_lock_index_die(get_index_file(), lock_error); } diff --git a/builtin/update-server-info.c b/builtin/update-server-info.c index 2b3fddcc69..b90dce6358 100644 --- a/builtin/update-server-info.c +++ b/builtin/update-server-info.c @@ -11,8 +11,7 @@ int cmd_update_server_info(int argc, const char **argv, const char *prefix) { int force = 0; struct option options[] = { - OPT_BOOLEAN('f', "force", &force, - "update the info files from scratch"), + OPT__FORCE(&force, "update the info files from scratch"), OPT_END() }; diff --git a/builtin/var.c b/builtin/var.c index 0744bb8318..99d068a532 100644 --- a/builtin/var.c +++ b/builtin/var.c @@ -3,8 +3,7 @@ * * Copyright (C) Eric Biederman, 2005 */ -#include "cache.h" -#include "exec_cmd.h" +#include "builtin.h" static const char var_usage[] = "git var (-l | <variable>)"; diff --git a/builtin/verify-tag.c b/builtin/verify-tag.c index 9f482c29f5..3134766049 100644 --- a/builtin/verify-tag.c +++ b/builtin/verify-tag.c @@ -17,13 +17,11 @@ static const char * const verify_tag_usage[] = { NULL }; -#define PGP_SIGNATURE "-----BEGIN PGP SIGNATURE-----" - static int run_gpg_verify(const char *buf, unsigned long size, int verbose) { struct child_process gpg; const char *args_gpg[] = {"gpg", "--verify", "FILE", "-", NULL}; - char path[PATH_MAX], *eol; + char path[PATH_MAX]; size_t len; int fd, ret; @@ -37,11 +35,7 @@ static int run_gpg_verify(const char *buf, unsigned long size, int verbose) close(fd); /* find the length without signature */ - len = 0; - while (len < size && prefixcmp(buf + len, PGP_SIGNATURE)) { - eol = memchr(buf + len, '\n', size - len); - len += eol ? eol - (buf + len) + 1 : size - len; - } + len = parse_signature(buf, size); if (verbose) write_in_full(1, buf, len); @@ -93,7 +87,7 @@ int cmd_verify_tag(int argc, const char **argv, const char *prefix) { int i = 1, verbose = 0, had_error = 0; const struct option verify_tag_options[] = { - OPT__VERBOSE(&verbose), + OPT__VERBOSE(&verbose, "print tag contents"), OPT_END() }; |