diff options
Diffstat (limited to 'builtin')
48 files changed, 1551 insertions, 2382 deletions
diff --git a/builtin/add.c b/builtin/add.c index e664100c71..ab1c9e8fb7 100644 --- a/builtin/add.c +++ b/builtin/add.c @@ -6,6 +6,7 @@ #include "cache.h" #include "builtin.h" #include "dir.h" +#include "pathspec.h" #include "exec_cmd.h" #include "cache-tree.h" #include "run-command.h" @@ -16,7 +17,7 @@ #include "bulk-checkin.h" static const char * const builtin_add_usage[] = { - N_("git add [options] [--] <filepattern>..."), + N_("git add [options] [--] <pathspec>..."), NULL }; static int patch_interactive, add_interactive, edit_interactive; @@ -97,39 +98,6 @@ int add_files_to_cache(const char *prefix, const char **pathspec, int flags) return !!data.add_errors; } -static void fill_pathspec_matches(const char **pathspec, char *seen, int specs) -{ - int num_unmatched = 0, i; - - /* - * Since we are walking the index as if we were walking the directory, - * we have to mark the matched pathspec as seen; otherwise we will - * mistakenly think that the user gave a pathspec that did not match - * anything. - */ - for (i = 0; i < specs; i++) - if (!seen[i]) - num_unmatched++; - if (!num_unmatched) - return; - for (i = 0; i < active_nr; i++) { - struct cache_entry *ce = active_cache[i]; - match_pathspec(pathspec, ce->name, ce_namelen(ce), 0, seen); - } -} - -static char *find_used_pathspec(const char **pathspec) -{ - char *seen; - int i; - - for (i = 0; pathspec[i]; i++) - ; /* just counting */ - seen = xcalloc(i, 1); - fill_pathspec_matches(pathspec, seen, i); - return seen; -} - static char *prune_directory(struct dir_struct *dir, const char **pathspec, int prefix) { char *seen; @@ -149,10 +117,14 @@ static char *prune_directory(struct dir_struct *dir, const char **pathspec, int *dst++ = entry; } dir->nr = dst - dir->entries; - fill_pathspec_matches(pathspec, seen, specs); + add_pathspec_matches_against_index(pathspec, seen, specs); return seen; } +/* + * Checks the index to see whether any path in pathspec refers to + * something inside a submodule. If so, dies with an error message. + */ static void treat_gitlinks(const char **pathspec) { int i; @@ -160,24 +132,8 @@ static void treat_gitlinks(const char **pathspec) if (!pathspec || !*pathspec) return; - for (i = 0; i < active_nr; i++) { - struct cache_entry *ce = active_cache[i]; - if (S_ISGITLINK(ce->ce_mode)) { - int len = ce_namelen(ce), j; - for (j = 0; pathspec[j]; j++) { - int len2 = strlen(pathspec[j]); - if (len2 <= len || pathspec[j][len] != '/' || - memcmp(ce->name, pathspec[j], len)) - continue; - if (len2 == len + 1) - /* strip trailing slash */ - pathspec[j] = xstrndup(ce->name, len); - else - die (_("Path '%s' is in submodule '%.*s'"), - pathspec[j], len, ce->name); - } - } - } + for (i = 0; pathspec[i]; i++) + pathspec[i] = check_path_for_gitlink(pathspec[i]); } static void refresh(int verbose, const char **pathspec) @@ -197,17 +153,19 @@ static void refresh(int verbose, const char **pathspec) free(seen); } -static const char **validate_pathspec(int argc, const char **argv, const char *prefix) +/* + * Normalizes argv relative to prefix, via get_pathspec(), and then + * runs die_if_path_beyond_symlink() on each path in the normalized + * list. + */ +static const char **validate_pathspec(const char **argv, const char *prefix) { const char **pathspec = get_pathspec(prefix, argv); if (pathspec) { const char **p; for (p = pathspec; *p; p++) { - if (has_symlink_leading_path(*p, strlen(*p))) { - int len = prefix ? strlen(prefix) : 0; - die(_("'%s' is beyond a symbolic link"), *p + len); - } + die_if_path_beyond_symlink(*p, prefix); } } @@ -248,7 +206,7 @@ int interactive_add(int argc, const char **argv, const char *prefix, int patch) const char **pathspec = NULL; if (argc) { - pathspec = validate_pathspec(argc, argv, prefix); + pathspec = validate_pathspec(argv, prefix); if (!pathspec) return -1; } @@ -363,6 +321,35 @@ static int add_files(struct dir_struct *dir, int flags) return exit_status; } +static void warn_pathless_add(const char *option_name, const char *short_name) { + /* + * To be consistent with "git add -p" and most Git + * commands, we should default to being tree-wide, but + * this is not the original behavior and can't be + * changed until users trained themselves not to type + * "git add -u" or "git add -A". For now, we warn and + * keep the old behavior. Later, the behavior can be changed + * to tree-wide, keeping the warning for a while, and + * eventually we can drop the warning. + */ + warning(_("The behavior of 'git add %s (or %s)' with no path argument from a\n" + "subdirectory of the tree will change in Git 2.0 and should not be used anymore.\n" + "To add content for the whole tree, run:\n" + "\n" + " git add %s :/\n" + " (or git add %s :/)\n" + "\n" + "To restrict the command to the current directory, run:\n" + "\n" + " git add %s .\n" + " (or git add %s .)\n" + "\n" + "With the current Git version, the command is restricted to the current directory."), + option_name, short_name, + option_name, short_name, + option_name, short_name); +} + int cmd_add(int argc, const char **argv, const char *prefix) { int exit_status = 0; @@ -373,6 +360,8 @@ int cmd_add(int argc, const char **argv, const char *prefix) int add_new_files; int require_pathspec; char *seen = NULL; + const char *option_with_implicit_dot = NULL; + const char *short_option_with_implicit_dot = NULL; git_config(add_config, NULL); @@ -392,8 +381,19 @@ int cmd_add(int argc, const char **argv, const char *prefix) die(_("-A and -u are mutually incompatible")); if (!show_only && ignore_missing) die(_("Option --ignore-missing can only be used together with --dry-run")); - if ((addremove || take_worktree_changes) && !argc) { + if (addremove) { + option_with_implicit_dot = "--all"; + short_option_with_implicit_dot = "-A"; + } + if (take_worktree_changes) { + option_with_implicit_dot = "--update"; + short_option_with_implicit_dot = "-u"; + } + if (option_with_implicit_dot && !argc) { static const char *here[2] = { ".", NULL }; + if (prefix) + warn_pathless_add(option_with_implicit_dot, + short_option_with_implicit_dot); argc = 1; argv = here; } @@ -415,7 +415,7 @@ int cmd_add(int argc, const char **argv, const char *prefix) fprintf(stderr, _("Maybe you wanted to say 'git add .'?\n")); return 0; } - pathspec = validate_pathspec(argc, argv, prefix); + pathspec = validate_pathspec(argv, prefix); if (read_cache() < 0) die(_("index file corrupt")); @@ -448,13 +448,13 @@ int cmd_add(int argc, const char **argv, const char *prefix) path_exclude_check_init(&check, &dir); if (!seen) - seen = find_used_pathspec(pathspec); + seen = find_pathspecs_matching_against_index(pathspec); for (i = 0; pathspec[i]; i++) { if (!seen[i] && pathspec[i][0] && !file_exists(pathspec[i])) { if (ignore_missing) { int dtype = DT_UNKNOWN; - if (path_excluded(&check, pathspec[i], -1, &dtype)) + if (is_path_excluded(&check, pathspec[i], -1, &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 156b3ce3b7..06f5320b18 100644 --- a/builtin/apply.c +++ b/builtin/apply.c @@ -1041,15 +1041,17 @@ static int gitdiff_renamedst(const char *line, struct patch *patch) static int gitdiff_similarity(const char *line, struct patch *patch) { - if ((patch->score = strtoul(line, NULL, 10)) == ULONG_MAX) - patch->score = 0; + unsigned long val = strtoul(line, NULL, 10); + if (val <= 100) + patch->score = val; return 0; } static int gitdiff_dissimilarity(const char *line, struct patch *patch) { - if ((patch->score = strtoul(line, NULL, 10)) == ULONG_MAX) - patch->score = 0; + unsigned long val = strtoul(line, NULL, 10); + if (val <= 100) + patch->score = val; return 0; } @@ -2095,7 +2097,7 @@ static void update_pre_post_images(struct image *preimage, char *buf, size_t len, size_t postlen) { - int i, ctx; + int i, ctx, reduced; char *new, *old, *fixed; struct image fixed_preimage; @@ -2105,8 +2107,10 @@ static void update_pre_post_images(struct image *preimage, * free "oldlines". */ prepare_image(&fixed_preimage, buf, len, 1); - assert(fixed_preimage.nr == preimage->nr); - for (i = 0; i < preimage->nr; i++) + assert(postlen + ? fixed_preimage.nr == preimage->nr + : fixed_preimage.nr <= preimage->nr); + for (i = 0; i < fixed_preimage.nr; i++) fixed_preimage.line[i].flag = preimage->line[i].flag; free(preimage->line_allocated); *preimage = fixed_preimage; @@ -2126,7 +2130,8 @@ static void update_pre_post_images(struct image *preimage, else new = old; fixed = preimage->buf; - for (i = ctx = 0; i < postimage->nr; i++) { + + for (i = reduced = ctx = 0; i < postimage->nr; i++) { size_t len = postimage->line[i].len; if (!(postimage->line[i].flag & LINE_COMMON)) { /* an added line -- no counterparts in preimage */ @@ -2145,8 +2150,15 @@ static void update_pre_post_images(struct image *preimage, fixed += preimage->line[ctx].len; ctx++; } - if (preimage->nr <= ctx) - die(_("oops")); + + /* + * preimage is expected to run out, if the caller + * fixed addition of trailing blank lines. + */ + if (preimage->nr <= ctx) { + reduced++; + continue; + } /* and copy it in, while fixing the line length */ len = preimage->line[ctx].len; @@ -2159,6 +2171,7 @@ static void update_pre_post_images(struct image *preimage, /* Fix the length of the whole thing */ postimage->len = new - postimage->buf; + postimage->nr -= reduced; } static int match_fragment(struct image *img, @@ -3587,6 +3600,40 @@ static int get_current_sha1(const char *path, unsigned char *sha1) return 0; } +static int preimage_sha1_in_gitlink_patch(struct patch *p, unsigned char sha1[20]) +{ + /* + * A usable gitlink patch has only one fragment (hunk) that looks like: + * @@ -1 +1 @@ + * -Subproject commit <old sha1> + * +Subproject commit <new sha1> + * or + * @@ -1 +0,0 @@ + * -Subproject commit <old sha1> + * for a removal patch. + */ + struct fragment *hunk = p->fragments; + static const char heading[] = "-Subproject commit "; + char *preimage; + + if (/* does the patch have only one hunk? */ + hunk && !hunk->next && + /* is its preimage one line? */ + hunk->oldpos == 1 && hunk->oldlines == 1 && + /* does preimage begin with the heading? */ + (preimage = memchr(hunk->patch, '\n', hunk->size)) != NULL && + !prefixcmp(++preimage, heading) && + /* does it record full SHA-1? */ + !get_sha1_hex(preimage + sizeof(heading) - 1, sha1) && + preimage[sizeof(heading) + 40 - 1] == '\n' && + /* does the abbreviated name on the index line agree with it? */ + !prefixcmp(preimage + sizeof(heading) - 1, p->old_sha1_prefix)) + return 0; /* it all looks fine */ + + /* we may have full object name on the index line */ + return get_sha1_hex(p->old_sha1_prefix, sha1); +} + /* Build an index that contains the just the files needed for a 3way merge */ static void build_fake_ancestor(struct patch *list, const char *filename) { @@ -3598,7 +3645,6 @@ static void build_fake_ancestor(struct patch *list, const char *filename) * worth showing the new sha1 prefix, but until then... */ for (patch = list; patch; patch = patch->next) { - const unsigned char *sha1_ptr; unsigned char sha1[20]; struct cache_entry *ce; const char *name; @@ -3606,20 +3652,25 @@ static void build_fake_ancestor(struct patch *list, const char *filename) name = patch->old_name ? patch->old_name : patch->new_name; if (0 < patch->is_new) continue; - else if (get_sha1_blob(patch->old_sha1_prefix, sha1)) - /* git diff has no index line for mode/type changes */ - if (!patch->lines_added && !patch->lines_deleted) { - if (get_current_sha1(patch->old_name, sha1)) - die("mode change for %s, which is not " - "in current HEAD", name); - sha1_ptr = sha1; - } else - die("sha1 information is lacking or useless " - "(%s).", name); - else - sha1_ptr = sha1; - ce = make_cache_entry(patch->old_mode, sha1_ptr, name, 0, 0); + if (S_ISGITLINK(patch->old_mode)) { + if (!preimage_sha1_in_gitlink_patch(patch, sha1)) + ; /* ok, the textual part looks sane */ + else + die("sha1 information is lacking or useless for submoule %s", + name); + } else if (!get_sha1_blob(patch->old_sha1_prefix, sha1)) { + ; /* ok */ + } else if (!patch->lines_added && !patch->lines_deleted) { + /* mode-only change: update the current */ + if (get_current_sha1(patch->old_name, sha1)) + die("mode change for %s, which is not " + "in current HEAD", name); + } else + die("sha1 information is lacking or useless " + "(%s).", name); + + ce = make_cache_entry(patch->old_mode, sha1, name, 0, 0); if (!ce) die(_("make_cache_entry failed for path '%s'"), name); if (add_index_entry(&result, ce, ADD_CACHE_OK_TO_ADD)) diff --git a/builtin/archive.c b/builtin/archive.c index 9a1cfd3dac..49178f159e 100644 --- a/builtin/archive.c +++ b/builtin/archive.c @@ -27,8 +27,8 @@ static int run_remote_archiver(int argc, const char **argv, const char *remote, const char *exec, const char *name_hint) { - char buf[LARGE_PACKET_MAX]; - int fd[2], i, len, rv; + char *buf; + int fd[2], i, rv; struct transport *transport; struct remote *_remote; @@ -53,21 +53,18 @@ static int run_remote_archiver(int argc, const char **argv, packet_write(fd[1], "argument %s\n", argv[i]); packet_flush(fd[1]); - len = packet_read_line(fd[0], buf, sizeof(buf)); - if (!len) + buf = packet_read_line(fd[0], NULL); + if (!buf) die(_("git archive: expected ACK/NAK, got EOF")); - if (buf[len-1] == '\n') - buf[--len] = 0; if (strcmp(buf, "ACK")) { - if (len > 5 && !prefixcmp(buf, "NACK ")) + if (!prefixcmp(buf, "NACK ")) die(_("git archive: NACK %s"), buf + 5); - if (len > 4 && !prefixcmp(buf, "ERR ")) + if (!prefixcmp(buf, "ERR ")) die(_("remote error: %s"), buf + 4); die(_("git archive: protocol error")); } - len = packet_read_line(fd[0], buf, sizeof(buf)); - if (len) + if (packet_read_line(fd[0], NULL)) die(_("git archive: expected a flush")); /* Now, start reading from fd[0] and spit it out to stdout */ diff --git a/builtin/blame.c b/builtin/blame.c index c27ef21c23..86100e9662 100644 --- a/builtin/blame.c +++ b/builtin/blame.c @@ -42,6 +42,7 @@ static int blank_boundary; static int incremental; static int xdl_opts; static int abbrev = -1; +static int no_whole_file_rename; static enum date_mode blame_date_mode = DATE_ISO8601; static size_t blame_date_width; @@ -1226,7 +1227,7 @@ static void pass_blame(struct scoreboard *sb, struct origin *origin, int opt) * The first pass looks for unrenamed path to optimize for * common cases, then we look for renames in the second pass. */ - for (pass = 0; pass < 2; pass++) { + for (pass = 0; pass < 2 - no_whole_file_rename; pass++) { struct origin *(*find)(struct scoreboard *, struct commit *, struct origin *); find = pass ? find_rename : find_origin; @@ -1321,30 +1322,31 @@ static void pass_blame(struct scoreboard *sb, struct origin *origin, int opt) * Information on commits, used for output. */ struct commit_info { - const char *author; - const char *author_mail; + struct strbuf author; + struct strbuf author_mail; unsigned long author_time; - const char *author_tz; + struct strbuf author_tz; /* filled only when asked for details */ - const char *committer; - const char *committer_mail; + struct strbuf committer; + struct strbuf committer_mail; unsigned long committer_time; - const char *committer_tz; + struct strbuf committer_tz; - const char *summary; + struct strbuf summary; }; /* * Parse author/committer line in the commit object buffer */ static void get_ac_line(const char *inbuf, const char *what, - int person_len, char *person, - int mail_len, char *mail, - unsigned long *time, const char **tz) + struct strbuf *name, struct strbuf *mail, + unsigned long *time, struct strbuf *tz) { - int len, tzlen, maillen; - char *tmp, *endp, *timepos, *mailpos; + struct ident_split ident; + size_t len, maillen, namelen; + char *tmp, *endp; + const char *namebuf, *mailbuf; tmp = strstr(inbuf, what); if (!tmp) @@ -1355,69 +1357,61 @@ static void get_ac_line(const char *inbuf, const char *what, len = strlen(tmp); else len = endp - tmp; - if (person_len <= len) { + + if (split_ident_line(&ident, tmp, len)) { error_out: /* Ugh */ - *tz = "(unknown)"; - strcpy(person, *tz); - strcpy(mail, *tz); + tmp = "(unknown)"; + strbuf_addstr(name, tmp); + strbuf_addstr(mail, tmp); + strbuf_addstr(tz, tmp); *time = 0; return; } - memcpy(person, tmp, len); - - tmp = person; - tmp += len; - *tmp = 0; - while (person < tmp && *tmp != ' ') - tmp--; - if (tmp <= person) - goto error_out; - *tz = tmp+1; - tzlen = (person+len)-(tmp+1); - *tmp = 0; - while (person < tmp && *tmp != ' ') - tmp--; - if (tmp <= person) - goto error_out; - *time = strtoul(tmp, NULL, 10); - timepos = tmp; + namelen = ident.name_end - ident.name_begin; + namebuf = ident.name_begin; - *tmp = 0; - while (person < tmp && !(*tmp == ' ' && tmp[1] == '<')) - tmp--; - if (tmp <= person) - return; - mailpos = tmp + 1; - *tmp = 0; - maillen = timepos - tmp; - memcpy(mail, mailpos, maillen); + maillen = ident.mail_end - ident.mail_begin; + mailbuf = ident.mail_begin; - if (!mailmap.nr) - return; + *time = strtoul(ident.date_begin, NULL, 10); - /* - * mailmap expansion may make the name longer. - * make room by pushing stuff down. - */ - tmp = person + person_len - (tzlen + 1); - memmove(tmp, *tz, tzlen); - tmp[tzlen] = 0; - *tz = tmp; + len = ident.tz_end - ident.tz_begin; + strbuf_add(tz, ident.tz_begin, len); /* * Now, convert both name and e-mail using mailmap */ - if (map_user(&mailmap, mail+1, mail_len-1, person, tmp-person-1)) { - /* Add a trailing '>' to email, since map_user returns plain emails - Note: It already has '<', since we replace from mail+1 */ - mailpos = memchr(mail, '\0', mail_len); - if (mailpos && mailpos-mail < mail_len - 1) { - *mailpos = '>'; - *(mailpos+1) = '\0'; - } - } + map_user(&mailmap, &mailbuf, &maillen, + &namebuf, &namelen); + + strbuf_addf(mail, "<%.*s>", (int)maillen, mailbuf); + strbuf_add(name, namebuf, namelen); +} + +static void commit_info_init(struct commit_info *ci) +{ + + strbuf_init(&ci->author, 0); + strbuf_init(&ci->author_mail, 0); + strbuf_init(&ci->author_tz, 0); + strbuf_init(&ci->committer, 0); + strbuf_init(&ci->committer_mail, 0); + strbuf_init(&ci->committer_tz, 0); + strbuf_init(&ci->summary, 0); +} + +static void commit_info_destroy(struct commit_info *ci) +{ + + strbuf_release(&ci->author); + strbuf_release(&ci->author_mail); + strbuf_release(&ci->author_tz); + strbuf_release(&ci->committer); + strbuf_release(&ci->committer_mail); + strbuf_release(&ci->committer_tz); + strbuf_release(&ci->summary); } static void get_commit_info(struct commit *commit, @@ -1425,57 +1419,33 @@ static void get_commit_info(struct commit *commit, int detailed) { int len; - const char *subject; - char *reencoded, *message; - static char author_name[1024]; - static char author_mail[1024]; - static char committer_name[1024]; - static char committer_mail[1024]; - static char summary_buf[1024]; + const char *subject, *encoding; + char *message; - /* - * We've operated without save_commit_buffer, so - * we now need to populate them for output. - */ - if (!commit->buffer) { - enum object_type type; - unsigned long size; - commit->buffer = - read_sha1_file(commit->object.sha1, &type, &size); - if (!commit->buffer) - die("Cannot read commit %s", - sha1_to_hex(commit->object.sha1)); - } - reencoded = reencode_commit_message(commit, NULL); - message = reencoded ? reencoded : commit->buffer; - ret->author = author_name; - ret->author_mail = author_mail; + commit_info_init(ret); + + encoding = get_log_output_encoding(); + message = logmsg_reencode(commit, encoding); get_ac_line(message, "\nauthor ", - sizeof(author_name), author_name, - sizeof(author_mail), author_mail, + &ret->author, &ret->author_mail, &ret->author_time, &ret->author_tz); if (!detailed) { - free(reencoded); + logmsg_free(message, commit); return; } - ret->committer = committer_name; - ret->committer_mail = committer_mail; get_ac_line(message, "\ncommitter ", - sizeof(committer_name), committer_name, - sizeof(committer_mail), committer_mail, + &ret->committer, &ret->committer_mail, &ret->committer_time, &ret->committer_tz); - ret->summary = summary_buf; len = find_commit_subject(message, &subject); - if (len && len < sizeof(summary_buf)) { - memcpy(summary_buf, subject, len); - summary_buf[len] = 0; - } else { - sprintf(summary_buf, "(%s)", sha1_to_hex(commit->object.sha1)); - } - free(reencoded); + if (len) + strbuf_add(&ret->summary, subject, len); + else + strbuf_addf(&ret->summary, "(%s)", sha1_to_hex(commit->object.sha1)); + + logmsg_free(message, commit); } /* @@ -1503,15 +1473,15 @@ static int emit_one_suspect_detail(struct origin *suspect, int repeat) suspect->commit->object.flags |= METAINFO_SHOWN; get_commit_info(suspect->commit, &ci, 1); - printf("author %s\n", ci.author); - printf("author-mail %s\n", ci.author_mail); + printf("author %s\n", ci.author.buf); + printf("author-mail %s\n", ci.author_mail.buf); printf("author-time %lu\n", ci.author_time); - printf("author-tz %s\n", ci.author_tz); - printf("committer %s\n", ci.committer); - printf("committer-mail %s\n", ci.committer_mail); + printf("author-tz %s\n", ci.author_tz.buf); + printf("committer %s\n", ci.committer.buf); + printf("committer-mail %s\n", ci.committer_mail.buf); printf("committer-time %lu\n", ci.committer_time); - printf("committer-tz %s\n", ci.committer_tz); - printf("summary %s\n", ci.summary); + printf("committer-tz %s\n", ci.committer_tz.buf); + printf("summary %s\n", ci.summary.buf); if (suspect->commit->object.flags & UNINTERESTING) printf("boundary\n"); if (suspect->previous) { @@ -1519,6 +1489,9 @@ static int emit_one_suspect_detail(struct origin *suspect, int repeat) printf("previous %s ", sha1_to_hex(prev->commit->object.sha1)); write_name_quoted(prev->path, stdout, '\n'); } + + commit_info_destroy(&ci); + return 1; } @@ -1705,11 +1678,11 @@ static void emit_other(struct scoreboard *sb, struct blame_entry *ent, int opt) if (opt & OUTPUT_ANNOTATE_COMPAT) { const char *name; if (opt & OUTPUT_SHOW_EMAIL) - name = ci.author_mail; + name = ci.author_mail.buf; else - name = ci.author; + name = ci.author.buf; printf("\t(%10s\t%10s\t%d)", name, - format_time(ci.author_time, ci.author_tz, + format_time(ci.author_time, ci.author_tz.buf, show_raw_time), ent->lno + 1 + cnt); } else { @@ -1728,14 +1701,14 @@ static void emit_other(struct scoreboard *sb, struct blame_entry *ent, int opt) const char *name; int pad; if (opt & OUTPUT_SHOW_EMAIL) - name = ci.author_mail; + name = ci.author_mail.buf; else - name = ci.author; + name = ci.author.buf; pad = longest_author - utf8_strwidth(name); printf(" (%s%*s %10s", name, pad, "", format_time(ci.author_time, - ci.author_tz, + ci.author_tz.buf, show_raw_time)); } printf(" %*d) ", @@ -1750,6 +1723,8 @@ static void emit_other(struct scoreboard *sb, struct blame_entry *ent, int opt) if (sb->final_buf_size && cp[-1] != '\n') putchar('\n'); + + commit_info_destroy(&ci); } static void output(struct scoreboard *sb, int option) @@ -1874,9 +1849,9 @@ static void find_alignment(struct scoreboard *sb, int *option) suspect->commit->object.flags |= METAINFO_SHOWN; get_commit_info(suspect->commit, &ci, 1); if (*option & OUTPUT_SHOW_EMAIL) - num = utf8_strwidth(ci.author_mail); + num = utf8_strwidth(ci.author_mail.buf); else - num = utf8_strwidth(ci.author); + num = utf8_strwidth(ci.author.buf); if (longest_author < num) longest_author = num; } @@ -1888,6 +1863,8 @@ static void find_alignment(struct scoreboard *sb, int *option) longest_dst_lines = num; if (largest_score < ent_score(sb, e)) largest_score = ent_score(sb, e); + + commit_info_destroy(&ci); } max_orig_digits = decimal_width(longest_src_lines); max_digits = decimal_width(longest_dst_lines); @@ -2402,6 +2379,7 @@ int cmd_blame(int argc, const char **argv, const char *prefix) init_revisions(&revs, NULL); revs.date_mode = blame_date_mode; DIFF_OPT_SET(&revs.diffopt, ALLOW_TEXTCONV); + DIFF_OPT_SET(&revs.diffopt, FOLLOW_RENAMES); save_commit_buffer = 0; dashdash_pos = 0; @@ -2425,6 +2403,8 @@ int cmd_blame(int argc, const char **argv, const char *prefix) parse_revision_opt(&revs, &ctx, options, blame_opt_usage); } parse_done: + no_whole_file_rename = !DIFF_OPT_TST(&revs.diffopt, FOLLOW_RENAMES); + DIFF_OPT_CLR(&revs.diffopt, FOLLOW_RENAMES); argc = parse_options_end(&ctx); if (0 < abbrev) diff --git a/builtin/branch.c b/builtin/branch.c index 1ec9c02612..00d17d25d1 100644 --- a/builtin/branch.c +++ b/builtin/branch.c @@ -466,7 +466,7 @@ 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 ****"; + const char *sub = _(" **** invalid ref ****"); struct commit *commit = item->commit; if (commit && !parse_commit(commit)) { @@ -590,7 +590,7 @@ static int print_ref_list(int kinds, int detached, int verbose, int abbrev, stru struct commit *filter; filter = lookup_commit_reference_gently(merge_filter_ref, 0); if (!filter) - die("object '%s' does not point to a commit", + die(_("object '%s' does not point to a commit"), sha1_to_hex(merge_filter_ref)); filter->object.flags |= UNINTERESTING; @@ -706,11 +706,11 @@ static int edit_branch_description(const char *branch_name) read_branch_desc(&buf, branch_name); if (!buf.len || buf.buf[buf.len-1] != '\n') strbuf_addch(&buf, '\n'); - strbuf_addf(&buf, - "# Please edit the description for the branch\n" - "# %s\n" - "# Lines starting with '#' will be stripped.\n", - branch_name); + strbuf_commented_addf(&buf, + "Please edit the description for the branch\n" + " %s\n" + "Lines starting with '%c' will be stripped.\n", + branch_name, comment_line_char); fp = fopen(git_path(edit_description), "w"); if ((fwrite(buf.buf, 1, buf.len, fp) < buf.len) || fclose(fp)) { strbuf_release(&buf); @@ -725,7 +725,7 @@ static int edit_branch_description(const char *branch_name) stripspace(&buf, 1); strbuf_addf(&name, "branch.%s.description", branch_name); - status = git_config_set(name.buf, buf.buf); + status = git_config_set(name.buf, buf.len ? buf.buf : NULL); strbuf_release(&name); strbuf_release(&buf); @@ -825,6 +825,9 @@ int cmd_branch(int argc, const char **argv, const char *prefix) if (!delete && !rename && !edit_description && !new_upstream && !unset_upstream && argc == 0) list = 1; + if (with_commit || merge_filter != NO_FILTER) + list = 1; + if (!!delete + !!rename + !!force_create + !!list + !!new_upstream + !!unset_upstream > 1) usage_with_options(builtin_branch_usage, options); @@ -837,9 +840,11 @@ int cmd_branch(int argc, const char **argv, const char *prefix) colopts = 0; } - if (delete) + if (delete) { + if (!argc) + die(_("branch name required")); return delete_branches(argc, argv, delete > 1, kinds, quiet); - else if (list) { + } else if (list) { int ret = print_ref_list(kinds, detached, verbose, abbrev, with_commit, argv); print_columns(&output, colopts, NULL); @@ -850,24 +855,25 @@ int cmd_branch(int argc, const char **argv, const char *prefix) const char *branch_name; struct strbuf branch_ref = STRBUF_INIT; - if (detached) - die("Cannot give description to detached HEAD"); - if (!argc) + if (!argc) { + if (detached) + die(_("Cannot give description to detached HEAD")); branch_name = head; - else if (argc == 1) + } else if (argc == 1) branch_name = argv[0]; else - usage_with_options(builtin_branch_usage, options); + die(_("cannot edit description of more than one branch")); strbuf_addf(&branch_ref, "refs/heads/%s", branch_name); if (!ref_exists(branch_ref.buf)) { strbuf_release(&branch_ref); if (!argc) - return error("No commit on branch '%s' yet.", + return error(_("No commit on branch '%s' yet."), branch_name); else - return error("No such branch '%s'.", branch_name); + return error(_("No branch named '%s'."), + branch_name); } strbuf_release(&branch_ref); @@ -879,10 +885,21 @@ int cmd_branch(int argc, const char **argv, const char *prefix) else if (argc == 2) rename_branch(argv[0], argv[1], rename > 1); else - usage_with_options(builtin_branch_usage, options); + die(_("too many branches for a rename operation")); } else if (new_upstream) { struct branch *branch = branch_get(argv[0]); + if (argc > 1) + die(_("too many branches to set new upstream")); + + if (!branch) { + if (!argc || !strcmp(argv[0], "HEAD")) + die(_("could not set upstream of HEAD to %s when " + "it does not point to any branch."), + new_upstream); + die(_("no such branch '%s'"), argv[0]); + } + if (!ref_exists(branch->refname)) die(_("branch '%s' does not exist"), branch->name); @@ -895,6 +912,16 @@ int cmd_branch(int argc, const char **argv, const char *prefix) struct branch *branch = branch_get(argv[0]); struct strbuf buf = STRBUF_INIT; + if (argc > 1) + die(_("too many branches to unset upstream")); + + if (!branch) { + if (!argc || !strcmp(argv[0], "HEAD")) + die(_("could not unset upstream of HEAD when " + "it does not point to any branch.")); + die(_("no such branch '%s'"), argv[0]); + } + if (!branch_has_merge_config(branch)) { die(_("Branch '%s' has no upstream information"), branch->name); } @@ -910,6 +937,12 @@ int cmd_branch(int argc, const char **argv, const char *prefix) int branch_existed = 0, remote_tracking = 0; struct strbuf buf = STRBUF_INIT; + if (!strcmp(argv[0], "HEAD")) + die(_("it does not make sense to create 'HEAD' manually")); + + if (!branch) + die(_("no such branch '%s'"), argv[0]); + if (kinds != REF_LOCAL_BRANCH) die(_("-a and -r options to 'git branch' do not make sense with a branch name")); diff --git a/builtin/cat-file.c b/builtin/cat-file.c index 00528ddc38..40f87b4649 100644 --- a/builtin/cat-file.c +++ b/builtin/cat-file.c @@ -193,7 +193,7 @@ static int batch_one_object(const char *obj_name, int print_contents) unsigned char sha1[20]; enum object_type type = 0; unsigned long size; - void *contents = contents; + void *contents = NULL; if (!obj_name) return 1; diff --git a/builtin/check-ignore.c b/builtin/check-ignore.c new file mode 100644 index 0000000000..0240f99b57 --- /dev/null +++ b/builtin/check-ignore.c @@ -0,0 +1,173 @@ +#include "builtin.h" +#include "cache.h" +#include "dir.h" +#include "quote.h" +#include "pathspec.h" +#include "parse-options.h" + +static int quiet, verbose, stdin_paths; +static const char * const check_ignore_usage[] = { +"git check-ignore [options] pathname...", +"git check-ignore [options] --stdin < <list-of-paths>", +NULL +}; + +static int null_term_line; + +static const struct option check_ignore_options[] = { + OPT__QUIET(&quiet, N_("suppress progress reporting")), + OPT__VERBOSE(&verbose, N_("be verbose")), + OPT_GROUP(""), + OPT_BOOLEAN(0, "stdin", &stdin_paths, + N_("read file names from stdin")), + OPT_BOOLEAN('z', NULL, &null_term_line, + N_("input paths are terminated by a null character")), + OPT_END() +}; + +static void output_exclude(const char *path, struct exclude *exclude) +{ + char *bang = exclude->flags & EXC_FLAG_NEGATIVE ? "!" : ""; + char *slash = exclude->flags & EXC_FLAG_MUSTBEDIR ? "/" : ""; + if (!null_term_line) { + if (!verbose) { + write_name_quoted(path, stdout, '\n'); + } else { + quote_c_style(exclude->el->src, NULL, stdout, 0); + printf(":%d:%s%s%s\t", + exclude->srcpos, + bang, exclude->pattern, slash); + quote_c_style(path, NULL, stdout, 0); + fputc('\n', stdout); + } + } else { + if (!verbose) { + printf("%s%c", path, '\0'); + } else { + printf("%s%c%d%c%s%s%s%c%s%c", + exclude->el->src, '\0', + exclude->srcpos, '\0', + bang, exclude->pattern, slash, '\0', + path, '\0'); + } + } +} + +static int check_ignore(const char *prefix, const char **pathspec) +{ + struct dir_struct dir; + const char *path, *full_path; + char *seen; + int num_ignored = 0, dtype = DT_UNKNOWN, i; + struct path_exclude_check check; + struct exclude *exclude; + + /* read_cache() is only necessary so we can watch out for submodules. */ + if (read_cache() < 0) + die(_("index file corrupt")); + + memset(&dir, 0, sizeof(dir)); + dir.flags |= DIR_COLLECT_IGNORED; + setup_standard_excludes(&dir); + + if (!pathspec || !*pathspec) { + if (!quiet) + fprintf(stderr, "no pathspec given.\n"); + return 0; + } + + path_exclude_check_init(&check, &dir); + /* + * look for pathspecs matching entries in the index, since these + * should not be ignored, in order to be consistent with + * 'git status', 'git add' etc. + */ + seen = find_pathspecs_matching_against_index(pathspec); + for (i = 0; pathspec[i]; i++) { + path = pathspec[i]; + full_path = prefix_path(prefix, prefix + ? strlen(prefix) : 0, path); + full_path = check_path_for_gitlink(full_path); + die_if_path_beyond_symlink(full_path, prefix); + if (!seen[i]) { + exclude = last_exclude_matching_path(&check, full_path, + -1, &dtype); + if (exclude) { + if (!quiet) + output_exclude(path, exclude); + num_ignored++; + } + } + } + free(seen); + clear_directory(&dir); + path_exclude_check_clear(&check); + + return num_ignored; +} + +static int check_ignore_stdin_paths(const char *prefix) +{ + struct strbuf buf, nbuf; + char **pathspec = NULL; + size_t nr = 0, alloc = 0; + int line_termination = null_term_line ? 0 : '\n'; + int num_ignored; + + strbuf_init(&buf, 0); + strbuf_init(&nbuf, 0); + while (strbuf_getline(&buf, stdin, line_termination) != EOF) { + if (line_termination && buf.buf[0] == '"') { + strbuf_reset(&nbuf); + if (unquote_c_style(&nbuf, buf.buf, NULL)) + die("line is badly quoted"); + strbuf_swap(&buf, &nbuf); + } + ALLOC_GROW(pathspec, nr + 1, alloc); + pathspec[nr] = xcalloc(strlen(buf.buf) + 1, sizeof(*buf.buf)); + strcpy(pathspec[nr++], buf.buf); + } + ALLOC_GROW(pathspec, nr + 1, alloc); + pathspec[nr] = NULL; + num_ignored = check_ignore(prefix, (const char **)pathspec); + maybe_flush_or_die(stdout, "attribute to stdout"); + strbuf_release(&buf); + strbuf_release(&nbuf); + free(pathspec); + return num_ignored; +} + +int cmd_check_ignore(int argc, const char **argv, const char *prefix) +{ + int num_ignored; + + git_config(git_default_config, NULL); + + argc = parse_options(argc, argv, prefix, check_ignore_options, + check_ignore_usage, 0); + + if (stdin_paths) { + if (argc > 0) + die(_("cannot specify pathnames with --stdin")); + } else { + if (null_term_line) + die(_("-z only makes sense with --stdin")); + if (argc == 0) + die(_("no path specified")); + } + if (quiet) { + if (argc > 1) + die(_("--quiet is only valid with a single pathname")); + if (verbose) + die(_("cannot have both --quiet and --verbose")); + } + + if (stdin_paths) { + num_ignored = check_ignore_stdin_paths(prefix); + } else { + num_ignored = check_ignore(prefix, argv); + maybe_flush_or_die(stdout, "ignore to stdout"); + } + + return !num_ignored; +} diff --git a/builtin/clean.c b/builtin/clean.c index 69c1cda906..04e396b17a 100644 --- a/builtin/clean.c +++ b/builtin/clean.c @@ -10,6 +10,7 @@ #include "cache.h" #include "dir.h" #include "parse-options.h" +#include "refs.h" #include "string-list.h" #include "quote.h" @@ -20,6 +21,12 @@ static const char *const builtin_clean_usage[] = { NULL }; +static const char *msg_remove = N_("Removing %s\n"); +static const char *msg_would_remove = N_("Would remove %s\n"); +static const char *msg_skip_git_dir = N_("Skipping repository %s\n"); +static const char *msg_would_skip_git_dir = N_("Would skip repository %s\n"); +static const char *msg_warn_remove_failed = N_("failed to remove %s"); + static int git_clean_config(const char *var, const char *value, void *cb) { if (!strcmp(var, "clean.requireforce")) @@ -34,22 +41,124 @@ static int exclude_cb(const struct option *opt, const char *arg, int unset) return 0; } +static int remove_dirs(struct strbuf *path, const char *prefix, int force_flag, + int dry_run, int quiet, int *dir_gone) +{ + DIR *dir; + struct strbuf quoted = STRBUF_INIT; + struct dirent *e; + int res = 0, ret = 0, gone = 1, original_len = path->len, len, i; + unsigned char submodule_head[20]; + struct string_list dels = STRING_LIST_INIT_DUP; + + *dir_gone = 1; + + if ((force_flag & REMOVE_DIR_KEEP_NESTED_GIT) && + !resolve_gitlink_ref(path->buf, "HEAD", submodule_head)) { + if (!quiet) { + quote_path_relative(path->buf, strlen(path->buf), "ed, prefix); + printf(dry_run ? _(msg_would_skip_git_dir) : _(msg_skip_git_dir), + quoted.buf); + } + + *dir_gone = 0; + return 0; + } + + dir = opendir(path->buf); + if (!dir) { + /* an empty dir could be removed even if it is unreadble */ + res = dry_run ? 0 : rmdir(path->buf); + if (res) { + quote_path_relative(path->buf, strlen(path->buf), "ed, prefix); + warning(_(msg_warn_remove_failed), quoted.buf); + *dir_gone = 0; + } + return res; + } + + if (path->buf[original_len - 1] != '/') + strbuf_addch(path, '/'); + + len = path->len; + while ((e = readdir(dir)) != NULL) { + struct stat st; + if (is_dot_or_dotdot(e->d_name)) + continue; + + strbuf_setlen(path, len); + strbuf_addstr(path, e->d_name); + if (lstat(path->buf, &st)) + ; /* fall thru */ + else if (S_ISDIR(st.st_mode)) { + if (remove_dirs(path, prefix, force_flag, dry_run, quiet, &gone)) + ret = 1; + if (gone) { + quote_path_relative(path->buf, strlen(path->buf), "ed, prefix); + string_list_append(&dels, quoted.buf); + } else + *dir_gone = 0; + continue; + } else { + res = dry_run ? 0 : unlink(path->buf); + if (!res) { + quote_path_relative(path->buf, strlen(path->buf), "ed, prefix); + string_list_append(&dels, quoted.buf); + } else { + quote_path_relative(path->buf, strlen(path->buf), "ed, prefix); + warning(_(msg_warn_remove_failed), quoted.buf); + *dir_gone = 0; + ret = 1; + } + continue; + } + + /* path too long, stat fails, or non-directory still exists */ + *dir_gone = 0; + ret = 1; + break; + } + closedir(dir); + + strbuf_setlen(path, original_len); + + if (*dir_gone) { + res = dry_run ? 0 : rmdir(path->buf); + if (!res) + *dir_gone = 1; + else { + quote_path_relative(path->buf, strlen(path->buf), "ed, prefix); + warning(_(msg_warn_remove_failed), quoted.buf); + *dir_gone = 0; + ret = 1; + } + } + + if (!*dir_gone && !quiet) { + for (i = 0; i < dels.nr; i++) + printf(dry_run ? _(msg_would_remove) : _(msg_remove), dels.items[i].string); + } + string_list_clear(&dels, 0); + return ret; +} + 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, config_set = 0, errors = 0; + int i, res; + int dry_run = 0, remove_directories = 0, quiet = 0, ignored = 0; + int ignored_only = 0, config_set = 0, errors = 0, gone = 1; int rm_flags = REMOVE_DIR_KEEP_NESTED_GIT; struct strbuf directory = STRBUF_INIT; struct dir_struct dir; static const char **pathspec; struct strbuf buf = STRBUF_INIT; struct string_list exclude_list = STRING_LIST_INIT_NODUP; + struct exclude_list *el; const char *qname; char *seen = NULL; struct option options[] = { OPT__QUIET(&quiet, N_("do not print names of files removed")), - OPT__DRY_RUN(&show_only, N_("dry run")), + OPT__DRY_RUN(&dry_run, N_("dry run")), OPT__FORCE(&force, N_("force")), OPT_BOOLEAN('d', NULL, &remove_directories, N_("remove whole directories")), @@ -77,7 +186,7 @@ int cmd_clean(int argc, const char **argv, const char *prefix) if (ignored && ignored_only) die(_("-x and -X cannot be used together")); - if (!show_only && !force) { + if (!dry_run && !force) { if (config_set) die(_("clean.requireForce set to true and neither -n nor -f given; " "refusing to clean")); @@ -97,9 +206,9 @@ int cmd_clean(int argc, const char **argv, const char *prefix) if (!ignored) setup_standard_excludes(&dir); + el = add_exclude_list(&dir, EXC_CMDL, "--exclude option"); for (i = 0; i < exclude_list.nr; i++) - add_exclude(exclude_list.items[i].string, "", 0, - &dir.exclude_list[EXC_CMDL]); + add_exclude(exclude_list.items[i].string, "", 0, el, -(i+1)); pathspec = get_pathspec(prefix, argv); @@ -149,38 +258,26 @@ int cmd_clean(int argc, const char **argv, const char *prefix) if (S_ISDIR(st.st_mode)) { strbuf_addstr(&directory, ent->name); - qname = quote_path_relative(directory.buf, directory.len, &buf, prefix); - if (show_only && (remove_directories || - (matches == MATCHED_EXACTLY))) { - printf(_("Would remove %s\n"), qname); - } else if (remove_directories || - (matches == MATCHED_EXACTLY)) { - if (!quiet) - printf(_("Removing %s\n"), qname); - if (remove_dir_recursively(&directory, - rm_flags) != 0) { - warning(_("failed to remove %s"), qname); + if (remove_directories || (matches == MATCHED_EXACTLY)) { + if (remove_dirs(&directory, prefix, rm_flags, dry_run, quiet, &gone)) errors++; + if (gone && !quiet) { + qname = quote_path_relative(directory.buf, directory.len, &buf, prefix); + printf(dry_run ? _(msg_would_remove) : _(msg_remove), qname); } - } else if (show_only) { - printf(_("Would not remove %s\n"), qname); - } else { - printf(_("Not removing %s\n"), qname); } strbuf_reset(&directory); } else { if (pathspec && !matches) continue; - qname = quote_path_relative(ent->name, -1, &buf, prefix); - if (show_only) { - printf(_("Would remove %s\n"), qname); - continue; - } else if (!quiet) { - printf(_("Removing %s\n"), qname); - } - if (unlink(ent->name) != 0) { - warning(_("failed to remove %s"), qname); + res = dry_run ? 0 : unlink(ent->name); + if (res) { + qname = quote_path_relative(ent->name, -1, &buf, prefix); + warning(_(msg_warn_remove_failed), qname); errors++; + } else if (!quiet) { + qname = quote_path_relative(ent->name, -1, &buf, prefix); + printf(dry_run ? _(msg_would_remove) : _(msg_remove), qname); } } } diff --git a/builtin/clone.c b/builtin/clone.c index ec2f75b4f3..e0aaf13583 100644 --- a/builtin/clone.c +++ b/builtin/clone.c @@ -704,6 +704,8 @@ int cmd_clone(int argc, const char **argv, const char *prefix) if (option_origin) die(_("--bare and --origin %s options are incompatible."), option_origin); + if (real_git_dir) + die(_("--bare and --separate-git-dir are incompatible.")); option_no_checkout = 1; } @@ -765,14 +767,14 @@ int cmd_clone(int argc, const char **argv, const char *prefix) atexit(remove_junk); sigchain_push_common(remove_junk_on_signal); - setenv(CONFIG_ENVIRONMENT, mkpath("%s/config", git_dir), 1); - if (safe_create_leading_directories_const(git_dir) < 0) die(_("could not create leading directories of '%s'"), git_dir); set_git_dir_init(git_dir, real_git_dir, 0); - if (real_git_dir) + if (real_git_dir) { git_dir = real_git_dir; + junk_git_dir = real_git_dir; + } if (0 <= option_verbosity) { if (option_bare) @@ -783,13 +785,6 @@ int cmd_clone(int argc, const char **argv, const char *prefix) init_db(option_template, INIT_DB_QUIET); write_config(&option_config); - /* - * At this point, the config exists, so we do not need the - * environment variable. We actually need to unset it, too, to - * re-enable parsing of the global configs. - */ - unsetenv(CONFIG_ENVIRONMENT); - git_config(git_default_config, NULL); if (option_bare) { diff --git a/builtin/commit.c b/builtin/commit.c index a17a5df449..46204375e7 100644 --- a/builtin/commit.c +++ b/builtin/commit.c @@ -31,12 +31,12 @@ #include "sequencer.h" static const char * const builtin_commit_usage[] = { - N_("git commit [options] [--] <filepattern>..."), + N_("git commit [options] [--] <pathspec>..."), NULL }; static const char * const builtin_status_usage[] = { - N_("git status [options] [--] <filepattern>..."), + N_("git status [options] [--] <pathspec>..."), NULL }; @@ -103,7 +103,7 @@ static enum { CLEANUP_NONE, CLEANUP_ALL } cleanup_mode; -static char *cleanup_arg; +static const char *cleanup_arg; static enum commit_whence whence; static int use_editor = 1, include_status = 1; @@ -112,10 +112,11 @@ static const char *only_include_assumed; static struct strbuf message = STRBUF_INIT; static enum { + STATUS_FORMAT_NONE = 0, STATUS_FORMAT_LONG, STATUS_FORMAT_SHORT, STATUS_FORMAT_PORCELAIN -} status_format = STATUS_FORMAT_LONG; +} status_format; static int opt_parse_m(const struct option *opt, const char *arg, int unset) { @@ -123,8 +124,10 @@ static int opt_parse_m(const struct option *opt, const char *arg, int unset) if (unset) strbuf_setlen(buf, 0); else { + if (buf->len) + strbuf_addch(buf, '\n'); strbuf_addstr(buf, arg); - strbuf_addstr(buf, "\n\n"); + strbuf_complete_line(buf); } return 0; } @@ -454,6 +457,7 @@ static int run_status(FILE *fp, const char *index_file, const char *prefix, int case STATUS_FORMAT_PORCELAIN: wt_porcelain_print(s); break; + case STATUS_FORMAT_NONE: case STATUS_FORMAT_LONG: wt_status_print(s); break; @@ -698,7 +702,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix, previous = eol; } - append_signoff(&sb, ignore_footer); + append_signoff(&sb, ignore_footer, 0); } if (fwrite(sb.buf, 1, sb.len, s->fp) < sb.len) @@ -731,15 +735,15 @@ static int prepare_to_commit(const char *index_file, const char *prefix, if (cleanup_mode == CLEANUP_ALL) status_printf(s, GIT_COLOR_NORMAL, _("Please enter the commit message for your changes." - " Lines starting\nwith '#' will be ignored, and an empty" - " message aborts the commit.\n")); + " Lines starting\nwith '%c' will be ignored, and an empty" + " message aborts the commit.\n"), comment_line_char); else /* CLEANUP_SPACE, that is. */ status_printf(s, GIT_COLOR_NORMAL, _("Please enter the commit message for your changes." - " Lines starting\n" - "with '#' will be kept; you may remove them" - " yourself if you want to.\n" - "An empty message aborts the commit.\n")); + " Lines starting\n" + "with '%c' will be kept; you may remove them" + " yourself if you want to.\n" + "An empty message aborts the commit.\n"), comment_line_char); if (only_include_assumed) status_printf_ln(s, GIT_COLOR_NORMAL, "%s", only_include_assumed); @@ -753,7 +757,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix, ident_shown++ ? "" : "\n", author_ident->buf); - if (!user_ident_sufficiently_given()) + if (!committer_ident_sufficiently_given()) status_printf_ln(s, GIT_COLOR_NORMAL, _("%s" "Committer: %s"), @@ -944,24 +948,14 @@ static void handle_untracked_files_arg(struct wt_status *s) static const char *read_commit_message(const char *name) { - const char *out_enc, *out; + const char *out_enc; 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; + return logmsg_reencode(commit, out_enc); } static int parse_and_validate_options(int argc, const char *argv[], @@ -1058,9 +1052,13 @@ static int parse_and_validate_options(int argc, const char *argv[], if (all && argc > 0) die(_("Paths with -a does not make sense.")); - if (s->null_termination && status_format == STATUS_FORMAT_LONG) - status_format = STATUS_FORMAT_PORCELAIN; - if (status_format != STATUS_FORMAT_LONG) + if (s->null_termination) { + if (status_format == STATUS_FORMAT_NONE) + status_format = STATUS_FORMAT_PORCELAIN; + else if (status_format == STATUS_FORMAT_LONG) + die(_("--long and -z are incompatible")); + } + if (status_format != STATUS_FORMAT_NONE) dry_run = 1; return argc; @@ -1159,6 +1157,9 @@ int cmd_status(int argc, const char **argv, const char *prefix) OPT_SET_INT(0, "porcelain", &status_format, N_("machine-readable output"), STATUS_FORMAT_PORCELAIN), + OPT_SET_INT(0, "long", &status_format, + N_("show status in long format (default)"), + STATUS_FORMAT_LONG), OPT_BOOLEAN('z', "null", &s.null_termination, N_("terminate entries with NUL")), { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, @@ -1186,8 +1187,12 @@ int cmd_status(int argc, const char **argv, const char *prefix) builtin_status_usage, 0); finalize_colopts(&s.colopts, -1); - if (s.null_termination && status_format == STATUS_FORMAT_LONG) - status_format = STATUS_FORMAT_PORCELAIN; + if (s.null_termination) { + if (status_format == STATUS_FORMAT_NONE) + status_format = STATUS_FORMAT_PORCELAIN; + else if (status_format == STATUS_FORMAT_LONG) + die(_("--long and -z are incompatible")); + } handle_untracked_files_arg(&s); if (show_ignored_in_status) @@ -1216,6 +1221,7 @@ int cmd_status(int argc, const char **argv, const char *prefix) case STATUS_FORMAT_PORCELAIN: wt_porcelain_print(&s); break; + case STATUS_FORMAT_NONE: case STATUS_FORMAT_LONG: s.verbose = verbose; s.ignore_submodule_arg = ignore_submodule_arg; @@ -1251,7 +1257,7 @@ static void print_summary(const char *prefix, const unsigned char *sha1, strbuf_addstr(&format, "\n Author: "); strbuf_addbuf_percentquote(&format, &author_ident); } - if (!user_ident_sufficiently_given()) { + if (!committer_ident_sufficiently_given()) { strbuf_addstr(&format, "\n Committer: "); strbuf_addbuf_percentquote(&format, &committer_ident); if (advice_implicit_identity) { @@ -1306,6 +1312,8 @@ static int git_commit_config(const char *k, const char *v, void *cb) include_status = git_config_bool(k, v); return 0; } + if (!strcmp(k, "commit.cleanup")) + return git_config_string(&cleanup_arg, k, v); status = git_gpg_config(k, v, NULL); if (status) @@ -1313,8 +1321,6 @@ static int git_commit_config(const char *k, const char *v, void *cb) return git_status_config(k, v, s); } -static const char post_rewrite_hook[] = "hooks/post-rewrite"; - static int run_rewrite_hook(const unsigned char *oldsha1, const unsigned char *newsha1) { @@ -1325,10 +1331,10 @@ static int run_rewrite_hook(const unsigned char *oldsha1, int code; size_t n; - if (access(git_path(post_rewrite_hook), X_OK) < 0) + argv[0] = find_hook("post-rewrite"); + if (!argv[0]) return 0; - argv[0] = git_path(post_rewrite_hook); argv[1] = "amend"; argv[2] = NULL; @@ -1386,6 +1392,9 @@ int cmd_commit(int argc, const char **argv, const char *prefix) OPT_BOOLEAN(0, "branch", &s.show_branch, N_("show branch information")), OPT_SET_INT(0, "porcelain", &status_format, N_("machine-readable output"), STATUS_FORMAT_PORCELAIN), + OPT_SET_INT(0, "long", &status_format, + N_("show status in long format (default)"), + STATUS_FORMAT_LONG), OPT_BOOLEAN('z', "null", &s.null_termination, N_("terminate entries with NUL")), OPT_BOOLEAN(0, "amend", &amend, N_("amend previous commit")), diff --git a/builtin/config.c b/builtin/config.c index 505bbc7ddd..33c9bf9d84 100644 --- a/builtin/config.c +++ b/builtin/config.c @@ -15,7 +15,6 @@ static int show_keys; static int use_key_regexp; static int do_all; static int do_not_match; -static int seen; static char delim = '='; static char key_delim = ' '; static char term = '\n'; @@ -95,12 +94,19 @@ static int show_all_config(const char *key_, const char *value_, void *cb) return 0; } -static int show_config(const char *key_, const char *value_, void *cb) +struct strbuf_list { + struct strbuf *items; + int nr; + int alloc; +}; + +static int collect_config(const char *key_, const char *value_, void *cb) { + struct strbuf_list *values = cb; + struct strbuf *buf; char value[256]; const char *vptr = value; int must_free_vptr = 0; - int dup_error = 0; int must_print_delim = 0; if (!use_key_regexp && strcmp(key_, key)) @@ -111,12 +117,14 @@ static int show_config(const char *key_, const char *value_, void *cb) (do_not_match ^ !!regexec(regexp, (value_?value_:""), 0, NULL, 0))) return 0; + ALLOC_GROW(values->items, values->nr + 1, values->alloc); + buf = &values->items[values->nr++]; + strbuf_init(buf, 0); + if (show_keys) { - printf("%s", key_); + strbuf_addstr(buf, key_); must_print_delim = 1; } - if (seen && !do_all) - dup_error = 1; if (types == TYPE_INT) sprintf(value, "%d", git_config_int(key_, value_?value_:"")); else if (types == TYPE_BOOL) @@ -139,16 +147,12 @@ static int show_config(const char *key_, const char *value_, void *cb) vptr = ""; must_print_delim = 0; } - seen++; - if (dup_error) { - error("More than one value for the key %s: %s", - key_, vptr); - } - else { - if (must_print_delim) - printf("%c", key_delim); - printf("%s%c", vptr, term); - } + + if (must_print_delim) + strbuf_addch(buf, key_delim); + strbuf_addstr(buf, vptr); + strbuf_addch(buf, term); + if (must_free_vptr) /* If vptr must be freed, it's a pointer to a * dynamically allocated buffer, it's safe to cast to @@ -162,19 +166,8 @@ static int show_config(const char *key_, const char *value_, void *cb) static int get_value(const char *key_, const char *regex_) { int ret = CONFIG_GENERIC_ERROR; - char *global = NULL, *xdg = NULL, *repo_config = NULL; - const char *system_wide = NULL, *local; - struct config_include_data inc = CONFIG_INCLUDE_INIT; - config_fn_t fn; - void *data; - - local = given_config_file; - if (!local) { - local = repo_config = git_pathdup("config"); - if (git_config_system()) - system_wide = git_etc_gitconfig(); - home_config_paths(&global, &xdg, "config"); - } + struct strbuf_list values = {NULL}; + int i; if (use_key_regexp) { char *tl; @@ -196,7 +189,8 @@ static int get_value(const char *key_, const char *regex_) 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); + free(key_regexp); + key_regexp = NULL; ret = CONFIG_INVALID_PATTERN; goto free_strings; } @@ -216,53 +210,37 @@ static int get_value(const char *key_, const char *regex_) regexp = (regex_t*)xmalloc(sizeof(regex_t)); if (regcomp(regexp, regex_, REG_EXTENDED)) { fprintf(stderr, "Invalid pattern: %s\n", regex_); + free(regexp); + regexp = NULL; ret = CONFIG_INVALID_PATTERN; goto free_strings; } } - fn = show_config; - data = NULL; - if (respect_includes) { - inc.fn = fn; - inc.data = data; - fn = git_config_include; - data = &inc; - } - - if (do_all && system_wide) - git_config_from_file(fn, system_wide, data); - if (do_all && xdg) - git_config_from_file(fn, xdg, data); - if (do_all && global) - git_config_from_file(fn, global, data); - if (do_all) - git_config_from_file(fn, local, data); - git_config_from_parameters(fn, data); - if (!do_all && !seen) - git_config_from_file(fn, local, data); - if (!do_all && !seen && global) - git_config_from_file(fn, global, data); - if (!do_all && !seen && xdg) - git_config_from_file(fn, xdg, data); - if (!do_all && !seen && system_wide) - git_config_from_file(fn, system_wide, data); + git_config_with_options(collect_config, &values, + given_config_file, respect_includes); + + ret = !values.nr; + for (i = 0; i < values.nr; i++) { + struct strbuf *buf = values.items + i; + if (do_all || i == values.nr - 1) + fwrite(buf->buf, 1, buf->len, stdout); + strbuf_release(buf); + } + free(values.items); + +free_strings: free(key); + if (key_regexp) { + regfree(key_regexp); + free(key_regexp); + } if (regexp) { regfree(regexp); free(regexp); } - if (do_all) - ret = !seen; - else - ret = (seen == 1) ? 0 : seen > 1 ? 2 : 1; - -free_strings: - free(repo_config); - free(global); - free(xdg); return ret; } diff --git a/builtin/count-objects.c b/builtin/count-objects.c index 9afaa88f77..3a01a8d085 100644 --- a/builtin/count-objects.c +++ b/builtin/count-objects.c @@ -9,11 +9,22 @@ #include "builtin.h" #include "parse-options.h" +static unsigned long garbage; +static off_t size_garbage; + +static void real_report_garbage(const char *desc, const char *path) +{ + struct stat st; + if (!stat(path, &st)) + size_garbage += st.st_size; + warning("%s: %s", desc, path); + garbage++; +} + static void count_objects(DIR *d, char *path, int len, int verbose, unsigned long *loose, off_t *loose_size, - unsigned long *packed_loose, - unsigned long *garbage) + unsigned long *packed_loose) { struct dirent *ent; while ((ent = readdir(d)) != NULL) { @@ -46,9 +57,11 @@ static void count_objects(DIR *d, char *path, int len, int verbose, } if (bad) { if (verbose) { - error("garbage found: %.*s/%s", - len + 2, path, ent->d_name); - (*garbage)++; + struct strbuf sb = STRBUF_INIT; + strbuf_addf(&sb, "%.*s/%s", + len + 2, path, ent->d_name); + report_garbage("garbage found", sb.buf); + strbuf_release(&sb); } continue; } @@ -76,7 +89,7 @@ int cmd_count_objects(int argc, const char **argv, const char *prefix) const char *objdir = get_object_directory(); int len = strlen(objdir); char *path = xmalloc(len + 50); - unsigned long loose = 0, packed = 0, packed_loose = 0, garbage = 0; + unsigned long loose = 0, packed = 0, packed_loose = 0; off_t loose_size = 0; struct option opts[] = { OPT__VERBOSE(&verbose, N_("be verbose")), @@ -87,6 +100,8 @@ int cmd_count_objects(int argc, const char **argv, const char *prefix) /* we do not take arguments other than flags for now */ if (argc) usage_with_options(count_objects_usage, opts); + if (verbose) + report_garbage = real_report_garbage; memcpy(path, objdir, len); if (len && objdir[len-1] != '/') path[len++] = '/'; @@ -97,7 +112,7 @@ int cmd_count_objects(int argc, const char **argv, const char *prefix) if (!d) continue; count_objects(d, path, len, verbose, - &loose, &loose_size, &packed_loose, &garbage); + &loose, &loose_size, &packed_loose); closedir(d); } if (verbose) { @@ -122,6 +137,7 @@ int cmd_count_objects(int argc, const char **argv, const char *prefix) printf("size-pack: %lu\n", (unsigned long) (size_pack / 1024)); printf("prune-packable: %lu\n", packed_loose); printf("garbage: %lu\n", garbage); + printf("size-garbage: %lu\n", (unsigned long) (size_garbage / 1024)); } else printf("%lu objects, %lu kilobytes\n", diff --git a/builtin/describe.c b/builtin/describe.c index 9fe11ed9de..6636a68cd9 100644 --- a/builtin/describe.c +++ b/builtin/describe.c @@ -137,40 +137,39 @@ static void add_to_known_names(const char *path, static int get_name(const char *path, const unsigned char *sha1, int flag, void *cb_data) { - int might_be_tag = !prefixcmp(path, "refs/tags/"); + int is_tag = !prefixcmp(path, "refs/tags/"); unsigned char peeled[20]; - int is_tag, prio; + int is_annotated, prio; - if (!all && !might_be_tag) + /* Reject anything outside refs/tags/ unless --all */ + if (!all && !is_tag) return 0; - if (!peel_ref(path, peeled) && !is_null_sha1(peeled)) { - is_tag = !!hashcmp(sha1, peeled); + /* Accept only tags that match the pattern, if given */ + if (pattern && (!is_tag || fnmatch(pattern, path + 10, 0))) + return 0; + + /* Is it annotated? */ + if (!peel_ref(path, peeled)) { + is_annotated = !!hashcmp(sha1, peeled); } else { hashcpy(peeled, sha1); - is_tag = 0; + is_annotated = 0; } - /* If --all, then any refs are used. - * If --tags, then any tags are used. - * Otherwise only annotated tags are used. + /* + * By default, we only use annotated tags, but with --tags + * we fall back to lightweight ones (even without --tags, + * we still remember lightweight ones, only to give hints + * in an error message). --all allows any refs to be used. */ - if (might_be_tag) { - if (is_tag) - prio = 2; - else - prio = 1; - - if (pattern && fnmatch(pattern, path + 10, 0)) - prio = 0; - } + if (is_annotated) + prio = 2; + else if (is_tag) + prio = 1; else prio = 0; - if (!all) { - if (!prio) - return 0; - } add_to_known_names(all ? path + 5 : path + 10, peeled, prio, sha1); return 0; } @@ -402,8 +401,8 @@ int cmd_describe(int argc, const char **argv, const char *prefix) struct option options[] = { OPT_BOOLEAN(0, "contains", &contains, N_("find the tag that comes after the commit")), OPT_BOOLEAN(0, "debug", &debug, N_("debug search strategy on stderr")), - OPT_BOOLEAN(0, "all", &all, N_("use any ref in .git/refs")), - OPT_BOOLEAN(0, "tags", &tags, N_("use any tag in .git/refs/tags")), + OPT_BOOLEAN(0, "all", &all, N_("use any ref")), + OPT_BOOLEAN(0, "tags", &tags, N_("use any tag, even unannotated")), OPT_BOOLEAN(0, "long", &longformat, N_("always use long format")), OPT__ABBREV(&abbrev), OPT_SET_INT(0, "exact-match", &max_candidates, diff --git a/builtin/diff-index.c b/builtin/diff-index.c index 2eb32bd9da..1c737f7921 100644 --- a/builtin/diff-index.c +++ b/builtin/diff-index.c @@ -41,9 +41,13 @@ int cmd_diff_index(int argc, const char **argv, const char *prefix) if (rev.pending.nr != 1 || rev.max_count != -1 || rev.min_age != -1 || rev.max_age != -1) usage(diff_cache_usage); - if (!cached) + if (!cached) { setup_work_tree(); - if (read_cache() < 0) { + if (read_cache_preload(rev.diffopt.pathspec.raw) < 0) { + perror("read_cache_preload"); + return -1; + } + } else if (read_cache() < 0) { perror("read_cache"); return -1; } diff --git a/builtin/diff.c b/builtin/diff.c index 9650be2c50..8c2af6cb43 100644 --- a/builtin/diff.c +++ b/builtin/diff.c @@ -130,8 +130,6 @@ static int builtin_diff_index(struct rev_info *revs, usage(builtin_diff_usage); argv++; argc--; } - if (!cached) - setup_work_tree(); /* * Make sure there is one revision (i.e. pending object), * and there is no revision filtering parameters. @@ -140,8 +138,14 @@ 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.pathspec.raw) < 0) { - perror("read_cache_preload"); + if (!cached) { + setup_work_tree(); + if (read_cache_preload(revs->diffopt.pathspec.raw) < 0) { + perror("read_cache_preload"); + return -1; + } + } else if (read_cache() < 0) { + perror("read_cache"); return -1; } return run_diff_index(revs, cached); @@ -418,19 +422,3 @@ int cmd_diff(int argc, const char **argv, const char *prefix) refresh_index_quietly(); return result; } - -void setup_diff_pager(struct diff_options *opt) -{ - /* - * If the user asked for our exit code, then either they want --quiet - * or --exit-code. We should definitely not bother with a pager in the - * former case, as we will generate no output. Since we still properly - * report our exit code even when a pager is run, we _could_ run a - * pager with --exit-code. But since we have not done so historically, - * and because it is easy to find people oneline advising "git diff - * --exit-code" in hooks and other scripts, we do not do so. - */ - if (!DIFF_OPT_TST(opt, EXIT_WITH_STATUS) && - check_pager_config("diff") != 0) - setup_pager(); -} diff --git a/builtin/fast-export.c b/builtin/fast-export.c index 12220ad8da..d380155d9c 100644 --- a/builtin/fast-export.c +++ b/builtin/fast-export.c @@ -113,12 +113,13 @@ static void show_progress(void) printf("progress %d objects\n", counter); } -static void handle_object(const unsigned char *sha1) +static void export_blob(const unsigned char *sha1) { unsigned long size; enum object_type type; char *buf; struct object *object; + int eaten; if (no_data) return; @@ -126,16 +127,18 @@ static void handle_object(const unsigned char *sha1) if (is_null_sha1(sha1)) return; - object = parse_object(sha1); - if (!object) - die ("Could not read blob %s", sha1_to_hex(sha1)); - - if (object->flags & SHOWN) + object = lookup_object(sha1); + if (object && object->flags & SHOWN) return; buf = read_sha1_file(sha1, &type, &size); if (!buf) die ("Could not read blob %s", sha1_to_hex(sha1)); + if (check_sha1_signature(sha1, buf, size, typename(type)) < 0) + die("sha1 mismatch in blob %s", sha1_to_hex(sha1)); + object = parse_object_buffer(sha1, type, size, buf, &eaten); + if (!object) + die("Could not read blob %s", sha1_to_hex(sha1)); mark_next_object(object); @@ -147,7 +150,8 @@ static void handle_object(const unsigned char *sha1) show_progress(); object->flags |= SHOWN; - free(buf); + if (!eaten) + free(buf); } static int depth_first(const void *a_, const void *b_) @@ -312,7 +316,7 @@ static void handle_commit(struct commit *commit, struct rev_info *rev) /* Export the referenced blobs, and remember the marks. */ for (i = 0; i < diff_queued_diff.nr; i++) if (!S_ISGITLINK(diff_queued_diff.queue[i]->two->mode)) - handle_object(diff_queued_diff.queue[i]->two->sha1); + export_blob(diff_queued_diff.queue[i]->two->sha1); mark_next_object(&commit->object); if (!is_encoding_utf8(encoding)) @@ -474,18 +478,21 @@ static void handle_tag(const char *name, struct tag *tag) (int)message_size, (int)message_size, message ? message : ""); } -static void get_tags_and_duplicates(struct object_array *pending, +static void get_tags_and_duplicates(struct rev_cmdline_info *info, struct string_list *extra_refs) { struct tag *tag; int i; - for (i = 0; i < pending->nr; i++) { - struct object_array_entry *e = pending->objects + i; + for (i = 0; i < info->nr; i++) { + struct rev_cmdline_entry *e = info->rev + i; unsigned char sha1[20]; - struct commit *commit = commit; + struct commit *commit; char *full_name; + if (e->flags & UNINTERESTING) + continue; + if (dwim_ref(e->name, strlen(e->name), sha1, &full_name) != 1) continue; @@ -509,7 +516,7 @@ static void get_tags_and_duplicates(struct object_array *pending, commit = (struct commit *)tag; break; case OBJ_BLOB: - handle_object(tag->object.sha1); + export_blob(tag->object.sha1); continue; default: /* OBJ_TAG (nested tags) is already handled */ warning("Tag points to object of unexpected type %s, skipping.", @@ -523,10 +530,14 @@ static void get_tags_and_duplicates(struct object_array *pending, typename(e->item->type)); continue; } - if (commit->util) - /* more than one name for the same object */ + + /* + * This ref will not be updated through a commit, lets make + * sure it gets properly updated eventually. + */ + if (commit->util || commit->object.flags & SHOWN) string_list_append(extra_refs, full_name)->util = commit; - else + if (!commit->util) commit->util = full_name; } } @@ -614,6 +625,10 @@ static void import_marks(char *input_file) if (object->flags & SHOWN) error("Object %s already has a mark", sha1_to_hex(sha1)); + if (object->type != OBJ_COMMIT) + /* only commits */ + continue; + mark_object(object, mark); if (last_idnum < mark) last_idnum = mark; @@ -677,7 +692,7 @@ int cmd_fast_export(int argc, const char **argv, const char *prefix) if (import_filename && revs.prune_data.nr) full_tree = 1; - get_tags_and_duplicates(&revs.pending, &extra_refs); + get_tags_and_duplicates(&revs.cmdline, &extra_refs); if (prepare_revision_walk(&revs)) die("revision walk setup failed"); diff --git a/builtin/fetch-pack.c b/builtin/fetch-pack.c index e6443986b8..aba4465552 100644 --- a/builtin/fetch-pack.c +++ b/builtin/fetch-pack.c @@ -1,893 +1,28 @@ #include "builtin.h" -#include "refs.h" #include "pkt-line.h" -#include "commit.h" -#include "tag.h" -#include "exec_cmd.h" -#include "pack.h" -#include "sideband.h" #include "fetch-pack.h" -#include "remote.h" -#include "run-command.h" -#include "transport.h" -#include "version.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; -static int fetch_fsck_objects = -1; -static int transfer_fsck_objects = -1; -static int agent_supported; -static struct fetch_pack_args args = { - /* .uploadpack = */ "git-upload-pack", -}; static const char fetch_pack_usage[] = "git fetch-pack [--all] [--stdin] [--quiet|-q] [--keep|-k] [--thin] " "[--include-tag] [--upload-pack=<git-upload-pack>] [--depth=<n>] " "[--no-progress] [-v] [<host>:]<directory> [<refs>...]"; -#define COMPLETE (1U << 0) -#define COMMON (1U << 1) -#define COMMON_REF (1U << 2) -#define SEEN (1U << 3) -#define POPPED (1U << 4) - -static int marked; - -/* - * After sending this many "have"s if we do not get any new ACK , we - * give up traversing our history. - */ -#define MAX_IN_VAIN 256 - -static struct commit_list *rev_list; -static int non_common_revs, multi_ack, use_sideband; - -static void rev_list_push(struct commit *commit, int mark) -{ - if (!(commit->object.flags & mark)) { - commit->object.flags |= mark; - - if (!(commit->object.parsed)) - if (parse_commit(commit)) - return; - - commit_list_insert_by_date(commit, &rev_list); - - if (!(commit->object.flags & COMMON)) - non_common_revs++; - } -} - -static int rev_list_insert_ref(const char *refname, const unsigned char *sha1, int flag, void *cb_data) -{ - struct object *o = deref_tag(parse_object(sha1), refname, 0); - - if (o && o->type == OBJ_COMMIT) - rev_list_push((struct commit *)o, SEEN); - - return 0; -} - -static int clear_marks(const char *refname, const unsigned char *sha1, int flag, void *cb_data) -{ - struct object *o = deref_tag(parse_object(sha1), refname, 0); - - if (o && o->type == OBJ_COMMIT) - clear_commit_marks((struct commit *)o, - COMMON | COMMON_REF | SEEN | POPPED); - return 0; -} - -/* - This function marks a rev and its ancestors as common. - In some cases, it is desirable to mark only the ancestors (for example - when only the server does not yet know that they are common). -*/ - -static void mark_common(struct commit *commit, - int ancestors_only, int dont_parse) -{ - if (commit != NULL && !(commit->object.flags & COMMON)) { - struct object *o = (struct object *)commit; - - if (!ancestors_only) - o->flags |= COMMON; - - if (!(o->flags & SEEN)) - rev_list_push(commit, SEEN); - else { - struct commit_list *parents; - - if (!ancestors_only && !(o->flags & POPPED)) - non_common_revs--; - if (!o->parsed && !dont_parse) - if (parse_commit(commit)) - return; - - for (parents = commit->parents; - parents; - parents = parents->next) - mark_common(parents->item, 0, dont_parse); - } - } -} - -/* - Get the next rev to send, ignoring the common. -*/ - -static const unsigned char *get_rev(void) -{ - struct commit *commit = NULL; - - while (commit == NULL) { - unsigned int mark; - struct commit_list *parents; - - if (rev_list == NULL || non_common_revs == 0) - return NULL; - - commit = rev_list->item; - if (!commit->object.parsed) - parse_commit(commit); - parents = commit->parents; - - commit->object.flags |= POPPED; - if (!(commit->object.flags & COMMON)) - non_common_revs--; - - if (commit->object.flags & COMMON) { - /* do not send "have", and ignore ancestors */ - commit = NULL; - mark = COMMON | SEEN; - } else if (commit->object.flags & COMMON_REF) - /* send "have", and ignore ancestors */ - mark = COMMON | SEEN; - else - /* send "have", also for its ancestors */ - mark = SEEN; - - while (parents) { - if (!(parents->item->object.flags & SEEN)) - rev_list_push(parents->item, mark); - if (mark & COMMON) - mark_common(parents->item, 1, 0); - parents = parents->next; - } - - rev_list = rev_list->next; - } - - return commit->object.sha1; -} - -enum ack_type { - NAK = 0, - ACK, - ACK_continue, - ACK_common, - ACK_ready -}; - -static void consume_shallow_list(int fd) -{ - if (args.stateless_rpc && args.depth > 0) { - /* If we sent a depth we will get back "duplicate" - * shallow and unshallow commands every time there - * is a block of have lines exchanged. - */ - char line[1000]; - while (packet_read_line(fd, line, sizeof(line))) { - if (!prefixcmp(line, "shallow ")) - continue; - if (!prefixcmp(line, "unshallow ")) - continue; - die("git fetch-pack: expected shallow list"); - } - } -} - -struct write_shallow_data { - struct strbuf *out; - int use_pack_protocol; - int count; -}; - -static int write_one_shallow(const struct commit_graft *graft, void *cb_data) -{ - struct write_shallow_data *data = cb_data; - const char *hex = sha1_to_hex(graft->sha1); - data->count++; - if (data->use_pack_protocol) - packet_buf_write(data->out, "shallow %s", hex); - else { - strbuf_addstr(data->out, hex); - strbuf_addch(data->out, '\n'); - } - return 0; -} - -static int write_shallow_commits(struct strbuf *out, int use_pack_protocol) -{ - struct write_shallow_data data; - data.out = out; - data.use_pack_protocol = use_pack_protocol; - data.count = 0; - for_each_commit_graft(write_one_shallow, &data); - return data.count; -} - -static enum ack_type get_ack(int fd, unsigned char *result_sha1) -{ - static char line[1000]; - int len = packet_read_line(fd, line, sizeof(line)); - - if (!len) - die("git fetch-pack: expected ACK/NAK, got EOF"); - if (line[len-1] == '\n') - line[--len] = 0; - if (!strcmp(line, "NAK")) - return NAK; - if (!prefixcmp(line, "ACK ")) { - if (!get_sha1_hex(line+4, result_sha1)) { - if (strstr(line+45, "continue")) - return ACK_continue; - if (strstr(line+45, "common")) - return ACK_common; - if (strstr(line+45, "ready")) - return ACK_ready; - return ACK; - } - } - die("git fetch_pack: expected ACK/NAK, got '%s'", line); -} - -static void send_request(int fd, struct strbuf *buf) -{ - if (args.stateless_rpc) { - send_sideband(fd, -1, buf->buf, buf->len, LARGE_PACKET_MAX); - packet_flush(fd); - } else - 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); -} - -#define INITIAL_FLUSH 16 -#define PIPESAFE_FLUSH 32 -#define LARGE_FLUSH 1024 - -static int next_flush(int count) -{ - int flush_limit = args.stateless_rpc ? LARGE_FLUSH : PIPESAFE_FLUSH; - - if (count < flush_limit) - count <<= 1; - else - count += flush_limit; - return count; -} - -static int find_common(int fd[2], unsigned char *result_sha1, - struct ref *refs) -{ - int fetching; - 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; - - if (args.stateless_rpc && multi_ack == 1) - die("--stateless-rpc requires multi_ack_detailed"); - if (marked) - for_each_ref(clear_marks, NULL); - marked = 1; - - for_each_ref(rev_list_insert_ref, NULL); - for_each_alternate_ref(insert_one_alternate_ref, NULL); - - fetching = 0; - for ( ; refs ; refs = refs->next) { - unsigned char *remote = refs->old_sha1; - const char *remote_hex; - struct object *o; - - /* - * If that object is complete (i.e. it is an ancestor of a - * local ref), we tell them we have it but do not have to - * tell them about its ancestors, which they already know - * about. - * - * We use lookup_object here because we are only - * interested in the case we *know* the object is - * reachable and we have already scanned it. - */ - if (((o = lookup_object(remote)) != NULL) && - (o->flags & COMPLETE)) { - continue; - } - - remote_hex = sha1_to_hex(remote); - if (!fetching) { - 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"); - if (args.no_progress) strbuf_addstr(&c, " no-progress"); - if (args.include_tag) strbuf_addstr(&c, " include-tag"); - if (prefer_ofs_delta) strbuf_addstr(&c, " ofs-delta"); - if (agent_supported) strbuf_addf(&c, " agent=%s", - git_user_agent_sanitized()); - packet_buf_write(&req_buf, "want %s%s\n", remote_hex, c.buf); - strbuf_release(&c); - } else - packet_buf_write(&req_buf, "want %s\n", remote_hex); - fetching++; - } - - if (!fetching) { - strbuf_release(&req_buf); - packet_flush(fd[1]); - return 1; - } - - if (is_repository_shallow()) - write_shallow_commits(&req_buf, 1); - if (args.depth > 0) - packet_buf_write(&req_buf, "deepen %d", args.depth); - packet_buf_flush(&req_buf); - state_len = req_buf.len; - - if (args.depth > 0) { - char line[1024]; - unsigned char sha1[20]; - - send_request(fd[1], &req_buf); - while (packet_read_line(fd[0], line, sizeof(line))) { - if (!prefixcmp(line, "shallow ")) { - if (get_sha1_hex(line + 8, sha1)) - die("invalid shallow line: %s", line); - register_shallow(sha1); - continue; - } - if (!prefixcmp(line, "unshallow ")) { - if (get_sha1_hex(line + 10, sha1)) - die("invalid unshallow line: %s", line); - if (!lookup_object(sha1)) - die("object not found: %s", line); - /* make sure that it is parsed as shallow */ - if (!parse_object(sha1)) - die("error in object: %s", line); - if (unregister_shallow(sha1)) - die("no shallow found: %s", line); - continue; - } - die("expected shallow/unshallow, got %s", line); - } - } else if (!args.stateless_rpc) - send_request(fd[1], &req_buf); - - if (!args.stateless_rpc) { - /* If we aren't using the stateless-rpc interface - * we don't need to retain the headers. - */ - strbuf_setlen(&req_buf, 0); - state_len = 0; - } - - flushes = 0; - retval = -1; - while ((sha1 = get_rev())) { - packet_buf_write(&req_buf, "have %s\n", sha1_to_hex(sha1)); - if (args.verbose) - fprintf(stderr, "have %s\n", sha1_to_hex(sha1)); - in_vain++; - 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 == INITIAL_FLUSH) - continue; - - consume_shallow_list(fd[0]); - do { - ack = get_ack(fd[0], result_sha1); - if (args.verbose && ack) - fprintf(stderr, "got ack %d %s\n", ack, - sha1_to_hex(result_sha1)); - switch (ack) { - case ACK: - flushes = 0; - multi_ack = 0; - retval = 0; - goto done; - case ACK_common: - case ACK_ready: - case ACK_continue: { - struct commit *commit = - lookup_commit(result_sha1); - if (!commit) - die("invalid commit %s", sha1_to_hex(result_sha1)); - if (args.stateless_rpc - && ack == ACK_common - && !(commit->object.flags & COMMON)) { - /* We need to replay the have for this object - * on the next RPC request so the peer knows - * it is in common with us. - */ - const char *hex = sha1_to_hex(result_sha1); - packet_buf_write(&req_buf, "have %s\n", hex); - state_len = req_buf.len; - } - mark_common(commit, 0, 1); - retval = 0; - in_vain = 0; - got_continue = 1; - if (ack == ACK_ready) { - rev_list = NULL; - got_ready = 1; - } - break; - } - } - } while (ack); - flushes--; - if (got_continue && MAX_IN_VAIN < in_vain) { - if (args.verbose) - fprintf(stderr, "giving up\n"); - break; /* give up */ - } - } - } -done: - 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) { - multi_ack = 0; - flushes++; - } - strbuf_release(&req_buf); - - consume_shallow_list(fd[0]); - while (flushes || multi_ack) { - int ack = get_ack(fd[0], result_sha1); - if (ack) { - if (args.verbose) - fprintf(stderr, "got ack (%d) %s\n", ack, - sha1_to_hex(result_sha1)); - if (ack == ACK) - return 0; - multi_ack = 1; - continue; - } - flushes--; - } - /* it is no error to fetch into a completely empty repo */ - return count ? retval : 0; -} - -static struct commit_list *complete; - -static int mark_complete(const char *refname, const unsigned char *sha1, int flag, void *cb_data) -{ - struct object *o = parse_object(sha1); - - while (o && o->type == OBJ_TAG) { - struct tag *t = (struct tag *) o; - if (!t->tagged) - break; /* broken repository */ - o->flags |= COMPLETE; - o = parse_object(t->tagged->sha1); - } - if (o && o->type == OBJ_COMMIT) { - struct commit *commit = (struct commit *)o; - if (!(commit->object.flags & COMPLETE)) { - commit->object.flags |= COMPLETE; - commit_list_insert_by_date(commit, &complete); - } - } - return 0; -} - -static void mark_recent_complete_commits(unsigned long cutoff) -{ - while (complete && cutoff <= complete->item->date) { - if (args.verbose) - fprintf(stderr, "Marking %s as complete\n", - sha1_to_hex(complete->item->object.sha1)); - pop_most_recent_commit(&complete, COMPLETE); - } -} - -static int non_matching_ref(struct string_list_item *item, void *unused) -{ - if (item->util) { - item->util = NULL; - return 0; - } - else - return 1; -} - -static void filter_refs(struct ref **refs, struct string_list *sought) +static void add_sought_entry_mem(struct ref ***sought, int *nr, int *alloc, + const char *name, int namelen) { - struct ref *newlist = NULL; - struct ref **newtail = &newlist; - struct ref *ref, *next; - int sought_pos; - - sought_pos = 0; - for (ref = *refs; ref; ref = next) { - int keep = 0; - next = ref->next; - if (!memcmp(ref->name, "refs/", 5) && - check_refname_format(ref->name + 5, 0)) - ; /* trash */ - else { - while (sought_pos < sought->nr) { - int cmp = strcmp(ref->name, sought->items[sought_pos].string); - if (cmp < 0) - break; /* definitely do not have it */ - else if (cmp == 0) { - keep = 1; /* definitely have it */ - sought->items[sought_pos++].util = "matched"; - break; - } - else - sought_pos++; /* might have it; keep looking */ - } - } - - if (! keep && args.fetch_all && - (!args.depth || prefixcmp(ref->name, "refs/tags/"))) - keep = 1; - - if (keep) { - *newtail = ref; - ref->next = NULL; - newtail = &ref->next; - } else { - free(ref); - } - } - - filter_string_list(sought, 0, non_matching_ref, NULL); - *refs = newlist; -} - -static void mark_alternate_complete(const struct ref *ref, void *unused) -{ - mark_complete(NULL, ref->old_sha1, 0, NULL); -} - -static int everything_local(struct ref **refs, struct string_list *sought) -{ - struct ref *ref; - int retval; - unsigned long cutoff = 0; - - save_commit_buffer = 0; - - for (ref = *refs; ref; ref = ref->next) { - struct object *o; - - o = parse_object(ref->old_sha1); - if (!o) - continue; + struct ref *ref = xcalloc(1, sizeof(*ref) + namelen + 1); - /* We already have it -- which may mean that we were - * in sync with the other side at some time after - * that (it is OK if we guess wrong here). - */ - if (o->type == OBJ_COMMIT) { - struct commit *commit = (struct commit *)o; - if (!cutoff || cutoff < commit->date) - cutoff = commit->date; - } - } - - if (!args.depth) { - for_each_ref(mark_complete, NULL); - for_each_alternate_ref(mark_alternate_complete, NULL); - if (cutoff) - mark_recent_complete_commits(cutoff); - } - - /* - * Mark all complete remote refs as common refs. - * Don't mark them common yet; the server has to be told so first. - */ - for (ref = *refs; ref; ref = ref->next) { - struct object *o = deref_tag(lookup_object(ref->old_sha1), - NULL, 0); - - if (!o || o->type != OBJ_COMMIT || !(o->flags & COMPLETE)) - continue; - - if (!(o->flags & SEEN)) { - rev_list_push((struct commit *)o, COMMON_REF | SEEN); - - mark_common((struct commit *)o, 1, 1); - } - } - - filter_refs(refs, sought); - - for (retval = 1, ref = *refs; ref ; ref = ref->next) { - const unsigned char *remote = ref->old_sha1; - unsigned char local[20]; - struct object *o; - - o = lookup_object(remote); - if (!o || !(o->flags & COMPLETE)) { - retval = 0; - if (!args.verbose) - continue; - fprintf(stderr, - "want %s (%s)\n", sha1_to_hex(remote), - ref->name); - continue; - } - - hashcpy(ref->new_sha1, local); - if (!args.verbose) - continue; - fprintf(stderr, - "already have %s (%s)\n", sha1_to_hex(remote), - ref->name); - } - return retval; + memcpy(ref->name, name, namelen); + ref->name[namelen] = '\0'; + (*nr)++; + ALLOC_GROW(*sought, *nr, *alloc); + (*sought)[*nr - 1] = ref; } -static int sideband_demux(int in, int out, void *data) +static void add_sought_entry(struct ref ***sought, int *nr, int *alloc, + const char *string) { - int *xd = data; - - int ret = recv_sideband("fetch-pack", xd[0], out); - close(out); - return ret; -} - -static int get_pack(int xd[2], char **pack_lockfile) -{ - struct async demux; - const char *argv[20]; - char keep_arg[256]; - char hdr_arg[256]; - const char **av; - int do_keep = args.keep_pack; - struct child_process cmd; - - memset(&demux, 0, sizeof(demux)); - if (use_sideband) { - /* xd[] is talking with upload-pack; subprocess reads from - * xd[0], spits out band#2 to stderr, and feeds us band#1 - * through demux->out. - */ - demux.proc = sideband_demux; - demux.data = xd; - demux.out = -1; - if (start_async(&demux)) - die("fetch-pack: unable to fork off sideband" - " demultiplexer"); - } - else - demux.out = xd[0]; - - memset(&cmd, 0, sizeof(cmd)); - cmd.argv = argv; - av = argv; - *hdr_arg = 0; - if (!args.keep_pack && unpack_limit) { - struct pack_header header; - - if (read_pack_header(demux.out, &header)) - die("protocol error: bad pack header"); - snprintf(hdr_arg, sizeof(hdr_arg), - "--pack_header=%"PRIu32",%"PRIu32, - ntohl(header.hdr_version), ntohl(header.hdr_entries)); - if (ntohl(header.hdr_entries) < unpack_limit) - do_keep = 0; - else - do_keep = 1; - } - - if (do_keep) { - if (pack_lockfile) - cmd.out = -1; - *av++ = "index-pack"; - *av++ = "--stdin"; - if (!args.quiet && !args.no_progress) - *av++ = "-v"; - if (args.use_thin_pack) - *av++ = "--fix-thin"; - if (args.lock_pack || unpack_limit) { - int s = sprintf(keep_arg, - "--keep=fetch-pack %"PRIuMAX " on ", (uintmax_t) getpid()); - if (gethostname(keep_arg + s, sizeof(keep_arg) - s)) - strcpy(keep_arg + s, "localhost"); - *av++ = keep_arg; - } - } - else { - *av++ = "unpack-objects"; - if (args.quiet || args.no_progress) - *av++ = "-q"; - } - if (*hdr_arg) - *av++ = hdr_arg; - if (fetch_fsck_objects >= 0 - ? fetch_fsck_objects - : transfer_fsck_objects >= 0 - ? transfer_fsck_objects - : 0) - *av++ = "--strict"; - *av++ = NULL; - - cmd.in = demux.out; - cmd.git_cmd = 1; - if (start_command(&cmd)) - die("fetch-pack: unable to fork off %s", argv[0]); - if (do_keep && pack_lockfile) { - *pack_lockfile = index_pack_lockfile(cmd.out); - close(cmd.out); - } - - if (finish_command(&cmd)) - die("%s failed", argv[0]); - if (use_sideband && finish_async(&demux)) - die("error in sideband demultiplexer"); - return 0; -} - -static struct ref *do_fetch_pack(int fd[2], - const struct ref *orig_ref, - struct string_list *sought, - char **pack_lockfile) -{ - struct ref *ref = copy_ref_list(orig_ref); - unsigned char sha1[20]; - const char *agent_feature; - int agent_len; - - sort_ref_list(&ref, ref_compare_name); - - if (is_repository_shallow() && !server_supports("shallow")) - die("Server does not support shallow clients"); - if (server_supports("multi_ack_detailed")) { - 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"); - if (args.stateless_rpc) - no_done = 1; - } - } - else if (server_supports("multi_ack")) { - if (args.verbose) - fprintf(stderr, "Server supports multi_ack\n"); - multi_ack = 1; - } - if (server_supports("side-band-64k")) { - if (args.verbose) - fprintf(stderr, "Server supports side-band-64k\n"); - use_sideband = 2; - } - else if (server_supports("side-band")) { - if (args.verbose) - fprintf(stderr, "Server supports side-band\n"); - use_sideband = 1; - } - if (!server_supports("thin-pack")) - args.use_thin_pack = 0; - if (!server_supports("no-progress")) - args.no_progress = 0; - if (!server_supports("include-tag")) - args.include_tag = 0; - if (server_supports("ofs-delta")) { - if (args.verbose) - fprintf(stderr, "Server supports ofs-delta\n"); - } else - prefer_ofs_delta = 0; - - if ((agent_feature = server_feature_value("agent", &agent_len))) { - agent_supported = 1; - if (args.verbose && agent_len) - fprintf(stderr, "Server version is %.*s\n", - agent_len, agent_feature); - } - - if (everything_local(&ref, sought)) { - packet_flush(fd[1]); - goto all_done; - } - if (find_common(fd, sha1, ref) < 0) - if (!args.keep_pack) - /* When cloning, it is not unusual to have - * no common commit. - */ - warning("no common commits"); - - if (args.stateless_rpc) - packet_flush(fd[1]); - if (get_pack(fd, pack_lockfile)) - die("git fetch-pack: fetch failed."); - - all_done: - return ref; -} - -static int fetch_pack_config(const char *var, const char *value, void *cb) -{ - if (strcmp(var, "fetch.unpacklimit") == 0) { - fetch_unpack_limit = git_config_int(var, value); - return 0; - } - - if (strcmp(var, "transfer.unpacklimit") == 0) { - transfer_unpack_limit = git_config_int(var, value); - return 0; - } - - if (strcmp(var, "repack.usedeltabaseoffset") == 0) { - prefer_ofs_delta = git_config_bool(var, value); - return 0; - } - - if (!strcmp(var, "fetch.fsckobjects")) { - fetch_fsck_objects = git_config_bool(var, value); - return 0; - } - - if (!strcmp(var, "transfer.fsckobjects")) { - transfer_fsck_objects = git_config_bool(var, value); - return 0; - } - - return git_default_config(var, value, cb); -} - -static struct lock_file lock; - -static void fetch_pack_setup(void) -{ - static int did_setup; - if (did_setup) - return; - git_config(fetch_pack_config, NULL); - if (0 <= transfer_unpack_limit) - unpack_limit = transfer_unpack_limit; - else if (0 <= fetch_unpack_limit) - unpack_limit = fetch_unpack_limit; - did_setup = 1; + add_sought_entry_mem(sought, nr, alloc, string, strlen(string)); } int cmd_fetch_pack(int argc, const char **argv, const char *prefix) @@ -895,14 +30,19 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix) int i, ret; struct ref *ref = NULL; const char *dest = NULL; - struct string_list sought = STRING_LIST_INIT_DUP; + struct ref **sought = NULL; + int nr_sought = 0, alloc_sought = 0; int fd[2]; char *pack_lockfile = NULL; char **pack_lockfile_ptr = NULL; struct child_process *conn; + struct fetch_pack_args args; packet_trace_identity("fetch-pack"); + memset(&args, 0, sizeof(args)); + args.uploadpack = "git-upload-pack"; + for (i = 1; i < argc && *argv[i] == '-'; i++) { const char *arg = argv[i]; @@ -973,27 +113,24 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix) * refs from the standard input: */ for (; i < argc; i++) - string_list_append(&sought, xstrdup(argv[i])); + add_sought_entry(&sought, &nr_sought, &alloc_sought, argv[i]); if (args.stdin_refs) { if (args.stateless_rpc) { /* in stateless RPC mode we use pkt-line to read * from stdin, until we get a flush packet */ - static char line[1000]; for (;;) { - int n = packet_read_line(0, line, sizeof(line)); - if (!n) + char *line = packet_read_line(0, NULL); + if (!line) break; - if (line[n-1] == '\n') - n--; - string_list_append(&sought, xmemdupz(line, n)); + add_sought_entry(&sought, &nr_sought, &alloc_sought, line); } } else { /* read from stdin one ref per line, until EOF */ struct strbuf line = STRBUF_INIT; while (strbuf_getline(&line, stdin, '\n') != EOF) - string_list_append(&sought, strbuf_detach(&line, NULL)); + add_sought_entry(&sought, &nr_sought, &alloc_sought, line.buf); strbuf_release(&line); } } @@ -1007,10 +144,10 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix) args.verbose ? CONNECT_VERBOSE : 0); } - get_remote_heads(fd[0], &ref, 0, NULL); + get_remote_heads(fd[0], NULL, 0, &ref, 0, NULL); ref = fetch_pack(&args, fd, conn, ref, dest, - &sought, pack_lockfile_ptr); + sought, nr_sought, pack_lockfile_ptr); if (pack_lockfile) { printf("lock %s\n", pack_lockfile); fflush(stdout); @@ -1020,7 +157,7 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix) if (finish_connect(conn)) return 1; - ret = !ref || sought.nr; + ret = !ref; /* * If the heads to pull were given, we should have consumed @@ -1028,8 +165,13 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix) * remote no-such-ref' would silently succeed without issuing * an error. */ - for (i = 0; i < sought.nr; i++) - error("no such remote ref %s", sought.items[i].string); + for (i = 0; i < nr_sought; i++) { + if (!sought[i] || sought[i]->matched) + continue; + error("no such remote ref %s", sought[i]->name); + ret = 1; + } + while (ref) { printf("%s %s\n", sha1_to_hex(ref->old_sha1), ref->name); @@ -1038,66 +180,3 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix) return ret; } - -struct ref *fetch_pack(struct fetch_pack_args *my_args, - int fd[], struct child_process *conn, - const struct ref *ref, - const char *dest, - struct string_list *sought, - char **pack_lockfile) -{ - struct stat st; - struct ref *ref_cpy; - - fetch_pack_setup(); - if (&args != my_args) - memcpy(&args, my_args, sizeof(args)); - if (args.depth > 0) { - if (stat(git_path("shallow"), &st)) - st.st_mtime = 0; - } - - if (sought->nr) { - sort_string_list(sought); - string_list_remove_duplicates(sought, 0); - } - - if (!ref) { - packet_flush(fd[1]); - die("no matching remote head"); - } - ref_cpy = do_fetch_pack(fd, ref, sought, pack_lockfile); - - if (args.depth > 0) { - struct cache_time mtime; - struct strbuf sb = STRBUF_INIT; - char *shallow = git_path("shallow"); - int fd; - - mtime.sec = st.st_mtime; - mtime.nsec = ST_MTIME_NSEC(st); - if (stat(shallow, &st)) { - if (mtime.sec) - die("shallow file was removed during fetch"); - } else if (st.st_mtime != mtime.sec -#ifdef USE_NSEC - || ST_MTIME_NSEC(st) != mtime.nsec -#endif - ) - die("shallow file was changed during fetch"); - - fd = hold_lock_file_for_update(&lock, shallow, - LOCK_DIE_ON_ERROR); - if (!write_shallow_commits(&sb, 0) - || write_in_full(fd, sb.buf, sb.len) != sb.len) { - unlink_or_warn(shallow); - rollback_lock_file(&lock); - } else { - commit_lock_file(&lock); - } - strbuf_release(&sb); - } - - reprepare_packed_git(); - return ref_cpy; -} diff --git a/builtin/fetch.c b/builtin/fetch.c index 4b5a89839b..4b6b1dfe66 100644 --- a/builtin/fetch.c +++ b/builtin/fetch.c @@ -32,7 +32,7 @@ enum { static int all, append, dry_run, force, keep, multiple, prune, update_head_ok, verbosity; static int progress = -1, recurse_submodules = RECURSE_SUBMODULES_DEFAULT; -static int tags = TAGS_DEFAULT; +static int tags = TAGS_DEFAULT, unshallow; static const char *depth; static const char *upload_pack; static struct strbuf default_rla = STRBUF_INIT; @@ -82,6 +82,9 @@ static struct option builtin_fetch_options[] = { OPT_BOOL(0, "progress", &progress, N_("force progress reporting")), OPT_STRING(0, "depth", &depth, N_("depth"), N_("deepen history of shallow clone")), + { OPTION_SET_INT, 0, "unshallow", &unshallow, NULL, + N_("convert to a complete repository"), + PARSE_OPT_NONEG | PARSE_OPT_NOARG, NULL, 1 }, { OPTION_STRING, 0, "submodule-prefix", &submodule_prefix, N_("dir"), N_("prepend this to submodule path output"), PARSE_OPT_HIDDEN }, { OPTION_STRING, 0, "recurse-submodules-default", @@ -959,6 +962,9 @@ int cmd_fetch(int argc, const char **argv, const char *prefix) struct string_list list = STRING_LIST_INIT_NODUP; struct remote *remote; int result = 0; + static const char *argv_gc_auto[] = { + "gc", "--auto", NULL, + }; packet_trace_identity("fetch"); @@ -970,6 +976,18 @@ int cmd_fetch(int argc, const char **argv, const char *prefix) argc = parse_options(argc, argv, prefix, builtin_fetch_options, builtin_fetch_usage, 0); + if (unshallow) { + if (depth) + die(_("--depth and --unshallow cannot be used together")); + else if (!is_repository_shallow()) + die(_("--unshallow on a complete repository does not make sense")); + else { + static char inf_depth[12]; + sprintf(inf_depth, "%d", INFINITE_DEPTH); + depth = inf_depth; + } + } + if (recurse_submodules != RECURSE_SUBMODULES_OFF) { if (recurse_submodules_default) { int arg = parse_fetch_recurse_submodules_arg("--recurse-submodules-default", recurse_submodules_default); @@ -1026,5 +1044,7 @@ int cmd_fetch(int argc, const char **argv, const char *prefix) list.strdup_strings = 1; string_list_clear(&list, 0); + run_command_v_opt(argv_gc_auto, RUN_GIT_CMD); + return result; } diff --git a/builtin/fmt-merge-msg.c b/builtin/fmt-merge-msg.c index e2e27b2c40..265a9253bf 100644 --- a/builtin/fmt-merge-msg.c +++ b/builtin/fmt-merge-msg.c @@ -232,8 +232,9 @@ static void record_person(int which, struct string_list *people, { char *name_buf, *name, *name_end; struct string_list_item *elem; - const char *field = (which == 'a') ? "\nauthor " : "\ncommitter "; + const char *field; + field = (which == 'a') ? "\nauthor " : "\ncommitter "; name = strstr(commit->buffer, field); if (!name) return; @@ -323,7 +324,8 @@ static void add_people_info(struct strbuf *out, static void shortlog(const char *name, struct origin_data *origin_data, struct commit *head, - struct rev_info *rev, int limit, + struct rev_info *rev, + struct fmt_merge_msg_opts *opts, struct strbuf *out) { int i, count = 0; @@ -335,6 +337,7 @@ static void shortlog(const char *name, int flags = UNINTERESTING | TREESAME | SEEN | SHOWN | ADDED; struct strbuf sb = STRBUF_INIT; const unsigned char *sha1 = origin_data->sha1; + int limit = opts->shortlog_len; branch = deref_tag(parse_object(sha1), sha1_to_hex(sha1), 40); if (!branch || branch->type != OBJ_COMMIT) @@ -351,13 +354,15 @@ static void shortlog(const char *name, if (commit->parents && commit->parents->next) { /* do not list a merge but count committer */ - record_person('c', &committers, commit); + if (opts->credit_people) + record_person('c', &committers, commit); continue; } - if (!count) + if (!count && opts->credit_people) /* the 'tip' committer */ record_person('c', &committers, commit); - record_person('a', &authors, commit); + if (opts->credit_people) + record_person('a', &authors, commit); count++; if (subjects.nr > limit) continue; @@ -372,7 +377,8 @@ static void shortlog(const char *name, string_list_append(&subjects, strbuf_detach(&sb, NULL)); } - add_people_info(out, &authors, &committers); + if (opts->credit_people) + add_people_info(out, &authors, &committers); if (count > limit) strbuf_addf(out, "\n* %s: (%d commits)\n", name, count); else @@ -464,7 +470,7 @@ static void fmt_tag_signature(struct strbuf *tagbuf, strbuf_complete_line(tagbuf); if (sig->len) { strbuf_addch(tagbuf, '\n'); - strbuf_add_lines(tagbuf, "# ", sig->buf, sig->len); + strbuf_add_commented_lines(tagbuf, sig->buf, sig->len); } } @@ -486,7 +492,7 @@ static void fmt_merge_msg_sigs(struct strbuf *out) if (size == len) ; /* merely annotated */ - else if (verify_signed_buffer(buf, len, buf + len, size - len, &sig)) { + else if (verify_signed_buffer(buf, len, buf + len, size - len, &sig, NULL)) { if (!sig.len) strbuf_addstr(&sig, "gpg verification failed.\n"); } @@ -635,7 +641,7 @@ int fmt_merge_msg(struct strbuf *in, struct strbuf *out, for (i = 0; i < origins.nr; i++) shortlog(origins.items[i].string, origins.items[i].util, - head, &rev, opts->shortlog_len, out); + head, &rev, opts, out); } strbuf_complete_line(out); @@ -690,6 +696,7 @@ int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix) memset(&opts, 0, sizeof(opts)); opts.add_title = !message; + opts.credit_people = 1; opts.shortlog_len = shortlog_len; ret = fmt_merge_msg(&input, &output, &opts); diff --git a/builtin/grep.c b/builtin/grep.c index 0e1b6c860e..159e65d47a 100644 --- a/builtin/grep.c +++ b/builtin/grep.c @@ -820,9 +820,9 @@ int cmd_grep(int argc, const char **argv, const char *prefix) unsigned char sha1[20]; /* Is it a rev? */ if (!get_sha1(arg, sha1)) { - struct object *object = parse_object(sha1); - if (!object) - die(_("bad object %s"), arg); + struct object *object = parse_object_or_die(sha1, arg); + if (!seen_dashdash) + verify_non_filename(prefix, arg); add_object_array(object, arg, &list); continue; } diff --git a/builtin/help.c b/builtin/help.c index bd86253d83..d1d71816a9 100644 --- a/builtin/help.c +++ b/builtin/help.c @@ -6,7 +6,6 @@ #include "cache.h" #include "builtin.h" #include "exec_cmd.h" -#include "common-cmds.h" #include "parse-options.h" #include "run-command.h" #include "column.h" @@ -237,21 +236,21 @@ static int add_man_viewer_cmd(const char *name, static int add_man_viewer_info(const char *var, const char *value) { - const char *name = var + 4; - const char *subkey = strrchr(name, '.'); + const char *name, *subkey; + int namelen; - if (!subkey) + if (parse_config_key(var, "man", &name, &namelen, &subkey) < 0 || !name) return 0; - if (!strcmp(subkey, ".path")) { + if (!strcmp(subkey, "path")) { if (!value) return config_error_nonbool(var); - return add_man_viewer_path(name, subkey - name, value); + return add_man_viewer_path(name, namelen, value); } - if (!strcmp(subkey, ".cmd")) { + if (!strcmp(subkey, "cmd")) { if (!value) return config_error_nonbool(var); - return add_man_viewer_cmd(name, subkey - name, value); + return add_man_viewer_cmd(name, namelen, value); } return 0; @@ -287,23 +286,6 @@ static int git_help_config(const char *var, const char *value, void *cb) static struct cmdnames main_cmds, other_cmds; -void list_common_cmds_help(void) -{ - int i, longest = 0; - - for (i = 0; i < ARRAY_SIZE(common_cmds); i++) { - if (longest < strlen(common_cmds[i].name)) - longest = strlen(common_cmds[i].name); - } - - puts(_("The most commonly used git commands are:")); - for (i = 0; i < ARRAY_SIZE(common_cmds); i++) { - printf(" %s ", common_cmds[i].name); - mput_char(' ', longest - strlen(common_cmds[i].name)); - puts(_(common_cmds[i].help)); - } -} - static int is_git_command(const char *s) { return is_in_cmdlist(&main_cmds, s) || diff --git a/builtin/index-pack.c b/builtin/index-pack.c index 43d364b8d5..ef62124aa4 100644 --- a/builtin/index-pack.c +++ b/builtin/index-pack.c @@ -1099,7 +1099,7 @@ static void conclude_pack(int fix_thin_pack, const char *curr_pack, unsigned cha if (fix_thin_pack) { struct sha1file *f; unsigned char read_sha1[20], tail_sha1[20]; - char msg[48]; + struct strbuf msg = STRBUF_INIT; int nr_unresolved = nr_deltas - nr_resolved_deltas; int nr_objects_initial = nr_objects; if (nr_unresolved <= 0) @@ -1109,9 +1109,10 @@ static void conclude_pack(int fix_thin_pack, const char *curr_pack, unsigned cha * sizeof(*objects)); f = sha1fd(output_fd, curr_pack); fix_unresolved_deltas(f, nr_unresolved); - sprintf(msg, _("completed with %d local objects"), - nr_objects - nr_objects_initial); - stop_progress_msg(&progress, msg); + strbuf_addf(&msg, _("completed with %d local objects"), + nr_objects - nr_objects_initial); + stop_progress_msg(&progress, msg.buf); + strbuf_release(&msg); sha1close(f, tail_sha1, 0); hashcpy(read_sha1, pack_sha1); fixup_pack_header_footer(output_fd, pack_sha1, diff --git a/builtin/log.c b/builtin/log.c index 09cf43e6d4..59de484bc2 100644 --- a/builtin/log.c +++ b/builtin/log.c @@ -22,6 +22,7 @@ #include "branch.h" #include "streaming.h" #include "version.h" +#include "mailmap.h" /* Set a default date-time format for git log ("log.date" config variable) */ static const char *default_date_mode = NULL; @@ -30,6 +31,7 @@ static int default_abbrev_commit; static int default_show_root = 1; static int decoration_style; static int decoration_given; +static int use_mailmap_config; static const char *fmt_patch_subject_prefix = "PATCH"; static const char *fmt_pretty; @@ -94,16 +96,18 @@ static void cmd_log_init_finish(int argc, const char **argv, const char *prefix, struct rev_info *rev, struct setup_revision_opt *opt) { struct userformat_want w; - int quiet = 0, source = 0; + int quiet = 0, source = 0, mailmap = 0; const struct option builtin_log_options[] = { OPT_BOOLEAN(0, "quiet", &quiet, N_("suppress diff output")), OPT_BOOLEAN(0, "source", &source, N_("show source")), + OPT_BOOLEAN(0, "use-mailmap", &mailmap, N_("Use mail map file")), { OPTION_CALLBACK, 0, "decorate", NULL, NULL, N_("decorate options"), PARSE_OPT_OPTARG, decorate_callback}, OPT_END() }; + mailmap = use_mailmap_config; argc = parse_options(argc, argv, prefix, builtin_log_options, builtin_log_usage, PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN | @@ -136,6 +140,11 @@ static void cmd_log_init_finish(int argc, const char **argv, const char *prefix, if (source) rev->show_source = 1; + if (mailmap) { + rev->mailmap = xcalloc(1, sizeof(struct string_list)); + read_mailmap(rev->mailmap, NULL); + } + if (rev->pretty_given && rev->commit_format == CMIT_FMT_RAW) { /* * "log --pretty=raw" is special; ignore UI oriented @@ -351,7 +360,13 @@ static int git_log_config(const char *var, const char *value, void *cb) } if (!prefixcmp(var, "color.decorate.")) return parse_decorate_color_config(var, 15, value); + if (!strcmp(var, "log.mailmap")) { + use_mailmap_config = git_config_bool(var, value); + return 0; + } + if (grep_config(var, value, cb) < 0) + return -1; return git_diff_ui_config(var, value, cb); } @@ -360,6 +375,7 @@ int cmd_whatchanged(int argc, const char **argv, const char *prefix) struct rev_info rev; struct setup_revision_opt opt; + init_grep_defaults(); git_config(git_log_config, NULL); init_revisions(&rev, prefix); @@ -450,6 +466,7 @@ int cmd_show(int argc, const char **argv, const char *prefix) struct pathspec match_all; int i, count, ret = 0; + init_grep_defaults(); git_config(git_log_config, NULL); init_pathspec(&match_all, NULL); @@ -530,6 +547,7 @@ int cmd_log_reflog(int argc, const char **argv, const char *prefix) struct rev_info rev; struct setup_revision_opt opt; + init_grep_defaults(); git_config(git_log_config, NULL); init_revisions(&rev, prefix); @@ -552,6 +570,7 @@ int cmd_log(int argc, const char **argv, const char *prefix) struct rev_info rev; struct setup_revision_opt opt; + init_grep_defaults(); git_config(git_log_config, NULL); init_revisions(&rev, prefix); @@ -673,7 +692,7 @@ static int reopen_stdout(struct commit *commit, const char *subject, struct rev_info *rev, int quiet) { struct strbuf filename = STRBUF_INIT; - int suffix_len = strlen(fmt_patch_suffix) + 1; + int suffix_len = strlen(rev->patch_suffix) + 1; if (output_directory) { strbuf_addstr(&filename, output_directory); @@ -684,7 +703,12 @@ static int reopen_stdout(struct commit *commit, const char *subject, strbuf_addch(&filename, '/'); } - get_patch_filename(commit, subject, rev->nr, fmt_patch_suffix, &filename); + if (rev->numbered_files) + strbuf_addf(&filename, "%d", rev->nr); + else if (commit) + fmt_output_commit(&filename, commit, rev); + else + fmt_output_subject(&filename, subject, rev); if (!quiet) fprintf(realstdout, "%s\n", filename.buf + outdir_offset); @@ -768,7 +792,6 @@ static void add_branch_description(struct strbuf *buf, const char *branch_name) } static void make_cover_letter(struct rev_info *rev, int use_stdout, - int numbered, int numbered_files, struct commit *origin, int nr, struct commit **list, struct commit *head, const char *branch_name, @@ -791,7 +814,7 @@ static void make_cover_letter(struct rev_info *rev, int use_stdout, committer = git_committer_info(0); if (!use_stdout && - reopen_stdout(NULL, numbered_files ? NULL : "cover-letter", rev, quiet)) + reopen_stdout(NULL, rev->numbered_files ? NULL : "cover-letter", rev, quiet)) return; log_write_email_headers(rev, head, &pp.subject, &pp.after_subject, @@ -1011,8 +1034,9 @@ static char *find_branch_name(struct rev_info *rev) { int i, positive = -1; unsigned char branch_sha1[20]; - struct strbuf buf = STRBUF_INIT; - const char *branch; + const unsigned char *tip_sha1; + const char *ref; + char *full_ref, *branch = NULL; for (i = 0; i < rev->cmdline.nr; i++) { if (rev->cmdline.rev[i].flags & UNINTERESTING) @@ -1022,18 +1046,27 @@ static char *find_branch_name(struct rev_info *rev) else return NULL; } - if (positive < 0) + if (0 <= positive) { + ref = rev->cmdline.rev[positive].name; + tip_sha1 = rev->cmdline.rev[positive].item->sha1; + } else if (!rev->cmdline.nr && rev->pending.nr == 1 && + !strcmp(rev->pending.objects[0].name, "HEAD")) { + /* + * No actual ref from command line, but "HEAD" from + * rev->def was added in setup_revisions() + * e.g. format-patch --cover-letter -12 + */ + ref = "HEAD"; + tip_sha1 = rev->pending.objects[0].item->sha1; + } else { return NULL; - strbuf_addf(&buf, "refs/heads/%s", rev->cmdline.rev[positive].name); - branch = resolve_ref_unsafe(buf.buf, branch_sha1, 1, NULL); - if (!branch || - prefixcmp(branch, "refs/heads/") || - hashcmp(rev->cmdline.rev[positive].item->sha1, branch_sha1)) - branch = NULL; - strbuf_release(&buf); - if (branch) - return xstrdup(rev->cmdline.rev[positive].name); - return NULL; + } + if (dwim_ref(ref, strlen(ref), branch_sha1, &full_ref) && + !prefixcmp(full_ref, "refs/heads/") && + !hashcmp(tip_sha1, branch_sha1)) + branch = xstrdup(full_ref + strlen("refs/heads/")); + free(full_ref); + return branch; } int cmd_format_patch(int argc, const char **argv, const char *prefix) @@ -1045,7 +1078,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) int nr = 0, total, i; int use_stdout = 0; int start_number = -1; - int numbered_files = 0; /* _just_ numbers */ + int just_numbers = 0; int ignore_if_in_upstream = 0; int cover_letter = 0; int boundary_count = 0; @@ -1053,10 +1086,10 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) struct commit *origin = NULL, *head = NULL; const char *in_reply_to = NULL; struct patch_ids ids; - char *add_signoff = NULL; struct strbuf buf = STRBUF_INIT; int use_patch_format = 0; int quiet = 0; + int reroll_count = -1; char *branch_name = NULL; const struct option builtin_format_patch_options[] = { { OPTION_CALLBACK, 'n', "numbered", &numbered, NULL, @@ -1070,12 +1103,14 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) N_("print patches to standard out")), OPT_BOOLEAN(0, "cover-letter", &cover_letter, N_("generate a cover letter")), - OPT_BOOLEAN(0, "numbered-files", &numbered_files, + OPT_BOOLEAN(0, "numbered-files", &just_numbers, N_("use simple number sequence for output file names")), OPT_STRING(0, "suffix", &fmt_patch_suffix, N_("sfx"), N_("use <sfx> instead of '.patch'")), OPT_INTEGER(0, "start-number", &start_number, N_("start numbering patches at <n> instead of 1")), + OPT_INTEGER('v', "reroll-count", &reroll_count, + N_("mark the series as Nth re-roll")), { OPTION_CALLBACK, 0, "subject-prefix", &rev, N_("prefix"), N_("Use [<prefix>] instead of [PATCH]"), PARSE_OPT_NONEG, subject_prefix_callback }, @@ -1121,6 +1156,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) extra_hdr.strdup_strings = 1; extra_to.strdup_strings = 1; extra_cc.strdup_strings = 1; + init_grep_defaults(); git_config(git_format_config, NULL); init_revisions(&rev, prefix); rev.commit_format = CMIT_FMT_EMAIL; @@ -1148,14 +1184,12 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) PARSE_OPT_KEEP_ARGV0 | PARSE_OPT_KEEP_UNKNOWN | PARSE_OPT_KEEP_DASHDASH); - if (do_signoff) { - const char *committer; - const char *endpos; - committer = git_committer_info(IDENT_STRICT); - endpos = strchr(committer, '>'); - if (!endpos) - die(_("bogus committer info %s"), committer); - add_signoff = xmemdupz(committer, endpos - committer + 1); + if (0 < reroll_count) { + struct strbuf sprefix = STRBUF_INIT; + strbuf_addf(&sprefix, "%s v%d", + rev.subject_prefix, reroll_count); + rev.reroll_count = reroll_count; + rev.subject_prefix = strbuf_detach(&sprefix, NULL); } for (i = 0; i < extra_hdr.nr; i++) { @@ -1338,17 +1372,17 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) const char *msgid = clean_message_id(in_reply_to); string_list_append(rev.ref_message_ids, msgid); } - rev.numbered_files = numbered_files; + rev.numbered_files = just_numbers; rev.patch_suffix = fmt_patch_suffix; if (cover_letter) { if (thread) gen_message_id(&rev, "cover"); - make_cover_letter(&rev, use_stdout, numbered, numbered_files, + make_cover_letter(&rev, use_stdout, origin, nr, list, head, branch_name, quiet); total++; start_number--; } - rev.add_signoff = add_signoff; + rev.add_signoff = do_signoff; while (0 <= --nr) { int shown; commit = list[nr]; @@ -1390,7 +1424,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix) } if (!use_stdout && - reopen_stdout(numbered_files ? NULL : commit, NULL, &rev, quiet)) + reopen_stdout(rev.numbered_files ? NULL : commit, NULL, &rev, quiet)) die(_("Failed to create output files")); shown = log_tree_commit(&rev, commit); free(commit->buffer); diff --git a/builtin/ls-files.c b/builtin/ls-files.c index b5434af0c8..175e6e3e72 100644 --- a/builtin/ls-files.c +++ b/builtin/ls-files.c @@ -35,6 +35,7 @@ static int error_unmatch; static char *ps_matched; static const char *with_tree; static int exc_given; +static int exclude_args; static const char *tag_cached = ""; static const char *tag_unmerged = ""; @@ -203,7 +204,7 @@ static void show_ru_info(void) static int ce_excluded(struct path_exclude_check *check, struct cache_entry *ce) { int dtype = ce_to_dtype(ce); - return path_excluded(check, ce->name, ce_namelen(ce), &dtype); + return is_path_excluded(check, ce->name, ce_namelen(ce), &dtype); } static void show_files(struct dir_struct *dir) @@ -337,7 +338,7 @@ void overlay_tree_on_cache(const char *tree_name, const char *prefix) matchbuf[0] = prefix; matchbuf[1] = NULL; init_pathspec(&pathspec, matchbuf); - pathspec.items[0].use_wildcard = 0; + pathspec.items[0].nowildcard_len = pathspec.items[0].len; } else init_pathspec(&pathspec, NULL); if (read_tree(tree, 1, &pathspec)) @@ -420,10 +421,10 @@ static int option_parse_z(const struct option *opt, static int option_parse_exclude(const struct option *opt, const char *arg, int unset) { - struct exclude_list *list = opt->value; + struct string_list *exclude_list = opt->value; exc_given = 1; - add_exclude(arg, "", 0, list); + string_list_append(exclude_list, arg); return 0; } @@ -452,9 +453,11 @@ static int option_parse_exclude_standard(const struct option *opt, int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix) { - int require_work_tree = 0, show_tag = 0; + int require_work_tree = 0, show_tag = 0, i; const char *max_prefix; struct dir_struct dir; + struct exclude_list *el; + struct string_list exclude_list = STRING_LIST_INIT_NODUP; struct option builtin_ls_files_options[] = { { OPTION_CALLBACK, 'z', NULL, NULL, NULL, N_("paths are separated with NUL character"), @@ -488,7 +491,7 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix) N_("show unmerged files in the output")), OPT_BOOLEAN(0, "resolve-undo", &show_resolve_undo, N_("show resolve-undo information")), - { OPTION_CALLBACK, 'x', "exclude", &dir.exclude_list[EXC_CMDL], N_("pattern"), + { OPTION_CALLBACK, 'x', "exclude", &exclude_list, N_("pattern"), N_("skip files matching pattern"), 0, option_parse_exclude }, { OPTION_CALLBACK, 'X', "exclude-from", &dir, N_("file"), @@ -525,6 +528,10 @@ int cmd_ls_files(int argc, const char **argv, const char *cmd_prefix) argc = parse_options(argc, argv, prefix, builtin_ls_files_options, ls_files_usage, 0); + el = add_exclude_list(&dir, EXC_CMDL, "--exclude option"); + for (i = 0; i < exclude_list.nr; i++) { + add_exclude(exclude_list.items[i].string, "", 0, el, --exclude_args); + } if (show_tag || show_valid_bit) { tag_cached = "H "; tag_unmerged = "M "; diff --git a/builtin/ls-tree.c b/builtin/ls-tree.c index 235c17cc01..fb76e38d84 100644 --- a/builtin/ls-tree.c +++ b/builtin/ls-tree.c @@ -168,7 +168,7 @@ int cmd_ls_tree(int argc, const char **argv, const char *prefix) init_pathspec(&pathspec, get_pathspec(prefix, argv + 1)); for (i = 0; i < pathspec.nr; i++) - pathspec.items[i].use_wildcard = 0; + pathspec.items[i].nowildcard_len = pathspec.items[i].len; pathspec.has_wildcard = 0; tree = parse_tree_indirect(sha1); if (!tree) diff --git a/builtin/mailsplit.c b/builtin/mailsplit.c index 2d4327801e..06296d4bdf 100644 --- a/builtin/mailsplit.c +++ b/builtin/mailsplit.c @@ -130,6 +130,27 @@ static int populate_maildir_list(struct string_list *list, const char *path) return 0; } +static int maildir_filename_cmp(const char *a, const char *b) +{ + while (*a && *b) { + if (isdigit(*a) && isdigit(*b)) { + long int na, nb; + na = strtol(a, (char **)&a, 10); + nb = strtol(b, (char **)&b, 10); + if (na != nb) + return na - nb; + /* strtol advanced our pointers */ + } + else { + if (*a != *b) + return (unsigned char)*a - (unsigned char)*b; + a++; + b++; + } + } + return (unsigned char)*a - (unsigned char)*b; +} + static int split_maildir(const char *maildir, const char *dir, int nr_prec, int skip) { @@ -139,6 +160,8 @@ static int split_maildir(const char *maildir, const char *dir, int i; struct string_list list = STRING_LIST_INIT_DUP; + list.cmp = maildir_filename_cmp; + if (populate_maildir_list(&list, maildir) < 0) goto out; diff --git a/builtin/merge-index.c b/builtin/merge-index.c index 2338832587..be5e514324 100644 --- a/builtin/merge-index.c +++ b/builtin/merge-index.c @@ -42,7 +42,7 @@ static int merge_entry(int pos, const char *path) return found; } -static void merge_file(const char *path) +static void merge_one_path(const char *path) { int pos = cache_name_pos(path, strlen(path)); @@ -102,7 +102,7 @@ int cmd_merge_index(int argc, const char **argv, const char *prefix) } die("git merge-index: unknown option %s", arg); } - merge_file(arg); + merge_one_path(arg); } if (err && !quiet) die("merge program failed"); diff --git a/builtin/merge-tree.c b/builtin/merge-tree.c index 897a563bc6..bc912e399e 100644 --- a/builtin/merge-tree.c +++ b/builtin/merge-tree.c @@ -3,17 +3,15 @@ #include "xdiff-interface.h" #include "blob.h" #include "exec_cmd.h" -#include "merge-file.h" +#include "merge-blobs.h" static const char merge_tree_usage[] = "git merge-tree <base-tree> <branch1> <branch2>"; -static int resolve_directories = 1; struct merge_list { struct merge_list *next; struct merge_list *link; /* other stages for this object */ - unsigned int stage : 2, - flags : 30; + unsigned int stage : 2; unsigned int mode; const char *path; struct blob *blob; @@ -27,7 +25,7 @@ static void add_merge_entry(struct merge_list *entry) merge_result_end = &entry->next; } -static void merge_trees(struct tree_desc t[3], const char *base); +static void merge_trees_recursive(struct tree_desc t[3], const char *base, int df_conflict); static const char *explanation(struct merge_list *entry) { @@ -76,7 +74,7 @@ static void *result(struct merge_list *entry, unsigned long *size) their = NULL; if (entry) their = entry->blob; - return merge_file(path, base, our, their, size); + return merge_blobs(path, base, our, their, size); } static void *origin(struct merge_list *entry, unsigned long *size) @@ -174,17 +172,17 @@ static char *traverse_path(const struct traverse_info *info, const struct name_e return make_traverse_path(path, info, n); } -static void resolve(const struct traverse_info *info, struct name_entry *branch1, struct name_entry *result) +static void resolve(const struct traverse_info *info, struct name_entry *ours, struct name_entry *result) { struct merge_list *orig, *final; const char *path; - /* If it's already branch1, don't bother showing it */ - if (!branch1) + /* If it's already ours, don't bother showing it */ + if (!ours) return; path = traverse_path(info, result); - orig = create_entry(2, branch1->mode, branch1->sha1, path); + orig = create_entry(2, ours->mode, ours->sha1, path); final = create_entry(0, result->mode, result->sha1, path); final->link = orig; @@ -192,34 +190,35 @@ static void resolve(const struct traverse_info *info, struct name_entry *branch1 add_merge_entry(final); } -static int unresolved_directory(const struct traverse_info *info, struct name_entry n[3]) +static void unresolved_directory(const struct traverse_info *info, struct name_entry n[3], + int df_conflict) { char *newbase; struct name_entry *p; struct tree_desc t[3]; void *buf0, *buf1, *buf2; - if (!resolve_directories) - return 0; - p = n; - if (!p->mode) { - p++; - if (!p->mode) - p++; + for (p = n; p < n + 3; p++) { + if (p->mode && S_ISDIR(p->mode)) + break; } - if (!S_ISDIR(p->mode)) - return 0; + if (n + 3 <= p) + return; /* there is no tree here */ + newbase = traverse_path(info, p); - buf0 = fill_tree_descriptor(t+0, n[0].sha1); - buf1 = fill_tree_descriptor(t+1, n[1].sha1); - buf2 = fill_tree_descriptor(t+2, n[2].sha1); - merge_trees(t, newbase); + +#define ENTRY_SHA1(e) (((e)->mode && S_ISDIR((e)->mode)) ? (e)->sha1 : NULL) + buf0 = fill_tree_descriptor(t+0, ENTRY_SHA1(n + 0)); + buf1 = fill_tree_descriptor(t+1, ENTRY_SHA1(n + 1)); + buf2 = fill_tree_descriptor(t+2, ENTRY_SHA1(n + 2)); +#undef ENTRY_SHA1 + + merge_trees_recursive(t, newbase, df_conflict); free(buf0); free(buf1); free(buf2); free(newbase); - return 1; } @@ -242,18 +241,26 @@ static struct merge_list *link_entry(unsigned stage, const struct traverse_info static void unresolved(const struct traverse_info *info, struct name_entry n[3]) { struct merge_list *entry = NULL; + int i; + unsigned dirmask = 0, mask = 0; + + for (i = 0; i < 3; i++) { + mask |= (1 << i); + if (n[i].mode && S_ISDIR(n[i].mode)) + dirmask |= (1 << i); + } - if (unresolved_directory(info, n)) + unresolved_directory(info, n, dirmask && (dirmask != mask)); + + if (dirmask == mask) return; - /* - * Do them in reverse order so that the resulting link - * list has the stages in order - link_entry adds new - * links at the front. - */ - entry = link_entry(3, info, n + 2, entry); - entry = link_entry(2, info, n + 1, entry); - entry = link_entry(1, info, n + 0, entry); + if (n[2].mode && !S_ISDIR(n[2].mode)) + entry = link_entry(3, info, n + 2, entry); + if (n[1].mode && !S_ISDIR(n[1].mode)) + entry = link_entry(2, info, n + 1, entry); + if (n[0].mode && !S_ISDIR(n[0].mode)) + entry = link_entry(1, info, n + 0, entry); add_merge_entry(entry); } @@ -292,20 +299,29 @@ static int threeway_callback(int n, unsigned long mask, unsigned long dirmask, s /* Same in both? */ if (same_entry(entry+1, entry+2)) { if (entry[0].sha1) { + /* Modified identically */ resolve(info, NULL, entry+1); return mask; } + /* "Both added the same" is left unresolved */ } if (same_entry(entry+0, entry+1)) { if (entry[2].sha1 && !S_ISDIR(entry[2].mode)) { + /* We did not touch, they modified -- take theirs */ resolve(info, entry+1, entry+2); return mask; } + /* + * If we did not touch a directory but they made it + * into a file, we fall through and unresolved() + * recurses down. Likewise for the opposite case. + */ } if (same_entry(entry+0, entry+2)) { if (entry[1].sha1 && !S_ISDIR(entry[1].mode)) { + /* We modified, they did not touch -- take ours */ resolve(info, NULL, entry+1); return mask; } @@ -315,15 +331,21 @@ static int threeway_callback(int n, unsigned long mask, unsigned long dirmask, s return mask; } -static void merge_trees(struct tree_desc t[3], const char *base) +static void merge_trees_recursive(struct tree_desc t[3], const char *base, int df_conflict) { struct traverse_info info; setup_traverse_info(&info, base); + info.data = &df_conflict; info.fn = threeway_callback; traverse_trees(3, t, &info); } +static void merge_trees(struct tree_desc t[3], const char *base) +{ + merge_trees_recursive(t, base, 0); +} + static void *get_tree_descriptor(struct tree_desc *desc, const char *rev) { unsigned char sha1[20]; diff --git a/builtin/merge.c b/builtin/merge.c index 0ec8f0d449..7c8922c8b0 100644 --- a/builtin/merge.c +++ b/builtin/merge.c @@ -628,59 +628,6 @@ static void write_tree_trivial(unsigned char *sha1) die(_("git write-tree failed to write a tree")); } -static const char *merge_argument(struct commit *commit) -{ - if (commit) - return sha1_to_hex(commit->object.sha1); - else - return EMPTY_TREE_SHA1_HEX; -} - -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; - int i = 0, x = 0, ret; - struct commit_list *j; - struct strbuf buf = STRBUF_INIT; - - args = xmalloc((4 + xopts_nr + commit_list_count(common) + - commit_list_count(remotes)) * sizeof(char *)); - strbuf_addf(&buf, "merge-%s", strategy); - args[i++] = buf.buf; - for (x = 0; x < xopts_nr; x++) { - char *s = xmalloc(strlen(xopts[x])+2+1); - strcpy(s, "--"); - strcpy(s+2, xopts[x]); - args[i++] = s; - } - for (j = common; j; j = j->next) - args[i++] = xstrdup(merge_argument(j->item)); - args[i++] = "--"; - args[i++] = head_arg; - for (j = remotes; j; j = j->next) - args[i++] = xstrdup(merge_argument(j->item)); - args[i] = NULL; - ret = run_command_v_opt(args, RUN_GIT_CMD); - strbuf_release(&buf); - i = 1; - for (x = 0; x < xopts_nr; x++) - free((void *)args[i++]); - for (j = common; j; j = j->next) - free((void *)args[i++]); - i += 2; - for (j = remotes; j; j = j->next) - free((void *)args[i++]); - free(args); - discard_cache(); - if (read_cache() < 0) - die(_("failed to read the cache")); - resolve_undo_clear(); - - return ret; -} - static int try_merge_strategy(const char *strategy, struct commit_list *common, struct commit_list *remoteheads, struct commit *head, const char *head_arg) @@ -762,56 +709,6 @@ static int count_unmerged_entries(void) return ret; } -int checkout_fast_forward(const unsigned char *head, const unsigned char *remote) -{ - struct tree *trees[MAX_UNPACK_TREES]; - struct unpack_trees_options opts; - struct tree_desc t[MAX_UNPACK_TREES]; - int i, fd, nr_trees = 0; - struct dir_struct dir; - struct lock_file *lock_file = xcalloc(1, sizeof(struct lock_file)); - - refresh_cache(REFRESH_QUIET); - - fd = hold_locked_index(lock_file, 1); - - memset(&trees, 0, sizeof(trees)); - memset(&opts, 0, sizeof(opts)); - memset(&t, 0, sizeof(t)); - if (overwrite_ignore) { - memset(&dir, 0, sizeof(dir)); - dir.flags |= DIR_SHOW_IGNORED; - setup_standard_excludes(&dir); - opts.dir = &dir; - } - - opts.head_idx = 1; - opts.src_index = &the_index; - opts.dst_index = &the_index; - opts.update = 1; - opts.verbose_update = 1; - opts.merge = 1; - opts.fn = twoway_merge; - setup_unpack_trees_porcelain(&opts, "merge"); - - trees[nr_trees] = parse_tree_indirect(head); - if (!trees[nr_trees++]) - return -1; - trees[nr_trees] = parse_tree_indirect(remote); - if (!trees[nr_trees++]) - return -1; - for (i = 0; i < nr_trees; i++) { - parse_tree(trees[i]); - init_tree_desc(t+i, trees[i]->buffer, trees[i]->size); - } - if (unpack_trees(nr_trees, t, &opts)) - return -1; - if (write_cache(fd, active_cache, active_nr) || - commit_locked_index(lock_file)) - die(_("unable to write new index file")); - return 0; -} - static void split_merge_strategies(const char *string, struct strategy **list, int *nr, int *alloc) { @@ -891,20 +788,20 @@ static const char merge_editor_comment[] = N_("Please enter a commit message to explain why this merge is necessary,\n" "especially if it merges an updated upstream into a topic branch.\n" "\n" - "Lines starting with '#' will be ignored, and an empty message aborts\n" + "Lines starting with '%c' will be ignored, and an empty message aborts\n" "the commit.\n"); static void prepare_to_commit(struct commit_list *remoteheads) { struct strbuf msg = STRBUF_INIT; - const char *comment = _(merge_editor_comment); strbuf_addbuf(&msg, &merge_msg); strbuf_addch(&msg, '\n'); if (0 < option_edit) - strbuf_add_lines(&msg, "# ", comment, strlen(comment)); + strbuf_commented_addf(&msg, _(merge_editor_comment), comment_line_char); write_merge_msg(&msg); - run_hook(get_index_file(), "prepare-commit-msg", - git_path("MERGE_MSG"), "merge", NULL, NULL); + if (run_hook(get_index_file(), "prepare-commit-msg", + git_path("MERGE_MSG"), "merge", NULL, NULL)) + abort_commit(remoteheads, NULL); if (0 < option_edit) { if (launch_editor(git_path("MERGE_MSG"), NULL, NULL)) abort_commit(remoteheads, NULL); @@ -1324,6 +1221,7 @@ int cmd_merge(int argc, const char **argv, const char *prefix) memset(&opts, 0, sizeof(opts)); opts.add_title = !have_message; opts.shortlog_len = shortlog_len; + opts.credit_people = (0 < option_edit); fmt_merge_msg(&merge_names, &merge_msg, &opts); if (merge_msg.len) @@ -1424,7 +1322,8 @@ int cmd_merge(int argc, const char **argv, const char *prefix) } if (checkout_fast_forward(head_commit->object.sha1, - commit->object.sha1)) { + commit->object.sha1, + overwrite_ignore)) { ret = 1; goto done; } diff --git a/builtin/notes.c b/builtin/notes.c index 453457adb9..57748a6fb6 100644 --- a/builtin/notes.c +++ b/builtin/notes.c @@ -92,10 +92,7 @@ static const char * const git_notes_get_ref_usage[] = { }; static const char note_template[] = - "\n" - "#\n" - "# Write/edit the notes for the following object:\n" - "#\n"; + "\nWrite/edit the notes for the following object:\n"; struct msg_arg { int given; @@ -129,7 +126,7 @@ static void write_commented_object(int fd, const unsigned char *object) {"show", "--stat", "--no-notes", sha1_to_hex(object), NULL}; struct child_process show; struct strbuf buf = STRBUF_INIT; - FILE *show_out; + struct strbuf cbuf = STRBUF_INIT; /* Invoke "git show --stat --no-notes $object" */ memset(&show, 0, sizeof(show)); @@ -142,21 +139,14 @@ static void write_commented_object(int fd, const unsigned char *object) die(_("unable to start 'show' for object '%s'"), sha1_to_hex(object)); - /* Open the output as FILE* so strbuf_getline() can be used. */ - show_out = xfdopen(show.out, "r"); - if (show_out == NULL) - die_errno(_("can't fdopen 'show' output fd")); + if (strbuf_read(&buf, show.out, 0) < 0) + die_errno(_("could not read 'show' output")); + strbuf_add_commented_lines(&cbuf, buf.buf, buf.len); + write_or_die(fd, cbuf.buf, cbuf.len); - /* Prepend "# " to each output line and write result to 'fd' */ - while (strbuf_getline(&buf, show_out, '\n') != EOF) { - write_or_die(fd, "# ", 2); - write_or_die(fd, buf.buf, buf.len); - write_or_die(fd, "\n", 1); - } + strbuf_release(&cbuf); strbuf_release(&buf); - if (fclose(show_out)) - die_errno(_("failed to close pipe to 'show' for object '%s'"), - sha1_to_hex(object)); + if (finish_command(&show)) die(_("failed to finish 'show' for object '%s'"), sha1_to_hex(object)); @@ -170,6 +160,7 @@ static void create_note(const unsigned char *object, struct msg_arg *msg, if (msg->use_editor || !msg->given) { int fd; + struct strbuf buf = STRBUF_INIT; /* write the template message before editing: */ path = git_pathdup("NOTES_EDITMSG"); @@ -181,11 +172,16 @@ static void create_note(const unsigned char *object, struct msg_arg *msg, write_or_die(fd, msg->buf.buf, msg->buf.len); else if (prev && !append_only) write_note_data(fd, prev); - write_or_die(fd, note_template, strlen(note_template)); + + strbuf_addch(&buf, '\n'); + strbuf_add_commented_lines(&buf, note_template, strlen(note_template)); + strbuf_addch(&buf, '\n'); + write_or_die(fd, buf.buf, buf.len); write_commented_object(fd, object); close(fd); + strbuf_release(&buf); strbuf_reset(&(msg->buf)); if (launch_editor(path, &(msg->buf), NULL)) { diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c index 5e14064094..f069462cb0 100644 --- a/builtin/pack-objects.c +++ b/builtin/pack-objects.c @@ -2033,7 +2033,6 @@ static int add_ref_tag(const char *path, const unsigned char *sha1, int flag, vo if (!prefixcmp(path, "refs/tags/") && /* is a tag? */ !peel_ref(path, peeled) && /* peelable? */ - !is_null_sha1(peeled) && /* annotated tag? */ locate_object_entry(peeled)) /* object packed? */ add_object_entry(sha1, OBJ_TAG, NULL, 0); return 0; diff --git a/builtin/prune.c b/builtin/prune.c index 8cb8b9186a..85843d4f17 100644 --- a/builtin/prune.c +++ b/builtin/prune.c @@ -149,9 +149,7 @@ int cmd_prune(int argc, const char **argv, const char *prefix) const char *name = *argv++; if (!get_sha1(name, sha1)) { - struct object *object = parse_object(sha1); - if (!object) - die("bad object: %s", name); + struct object *object = parse_object_or_die(sha1, name); add_pending_object(&revs, object, ""); } else diff --git a/builtin/push.c b/builtin/push.c index db9ba30b08..5e4a0e958f 100644 --- a/builtin/push.c +++ b/builtin/push.c @@ -220,31 +220,67 @@ static const char message_advice_checkout_pull_push[] = "(e.g. 'git pull') before pushing again.\n" "See the 'Note about fast-forwards' in 'git push --help' for details."); +static const char message_advice_ref_fetch_first[] = + N_("Updates were rejected because the remote contains work that you do\n" + "not have locally. This is usually caused by another repository pushing\n" + "to the same ref. You may want to first merge the remote changes (e.g.,\n" + "'git pull') before pushing again.\n" + "See the 'Note about fast-forwards' in 'git push --help' for details."); + +static const char message_advice_ref_already_exists[] = + N_("Updates were rejected because the tag already exists in the remote."); + +static const char message_advice_ref_needs_force[] = + N_("You cannot update a remote ref that points at a non-commit object,\n" + "or update a remote ref to make it point at a non-commit object,\n" + "without using the '--force' option.\n"); + static void advise_pull_before_push(void) { - if (!advice_push_non_ff_current || !advice_push_nonfastforward) + if (!advice_push_non_ff_current || !advice_push_update_rejected) return; advise(_(message_advice_pull_before_push)); } static void advise_use_upstream(void) { - if (!advice_push_non_ff_default || !advice_push_nonfastforward) + if (!advice_push_non_ff_default || !advice_push_update_rejected) return; advise(_(message_advice_use_upstream)); } static void advise_checkout_pull_push(void) { - if (!advice_push_non_ff_matching || !advice_push_nonfastforward) + if (!advice_push_non_ff_matching || !advice_push_update_rejected) return; advise(_(message_advice_checkout_pull_push)); } +static void advise_ref_already_exists(void) +{ + if (!advice_push_already_exists || !advice_push_update_rejected) + return; + advise(_(message_advice_ref_already_exists)); +} + +static void advise_ref_fetch_first(void) +{ + if (!advice_push_fetch_first || !advice_push_update_rejected) + return; + advise(_(message_advice_ref_fetch_first)); +} + +static void advise_ref_needs_force(void) +{ + if (!advice_push_needs_force || !advice_push_update_rejected) + return; + advise(_(message_advice_ref_needs_force)); +} + static int push_with_options(struct transport *transport, int flags) { int err; - int nonfastforward; + unsigned int reject_reasons; transport_set_verbosity(transport, verbosity, progress); @@ -257,7 +293,7 @@ static int push_with_options(struct transport *transport, int flags) if (verbosity > 0) fprintf(stderr, _("Pushing to %s\n"), transport->url); err = transport_push(transport, refspec_nr, refspec, flags, - &nonfastforward); + &reject_reasons); if (err != 0) error(_("failed to push some refs to '%s'"), transport->url); @@ -265,18 +301,19 @@ static int push_with_options(struct transport *transport, int flags) if (!err) return 0; - switch (nonfastforward) { - default: - break; - case NON_FF_HEAD: + if (reject_reasons & REJECT_NON_FF_HEAD) { advise_pull_before_push(); - break; - case NON_FF_OTHER: + } else if (reject_reasons & REJECT_NON_FF_OTHER) { if (default_matching_used) advise_use_upstream(); else advise_checkout_pull_push(); - break; + } else if (reject_reasons & REJECT_ALREADY_EXISTS) { + advise_ref_already_exists(); + } else if (reject_reasons & REJECT_FETCH_FIRST) { + advise_ref_fetch_first(); + } else if (reject_reasons & REJECT_NEEDS_FORCE) { + advise_ref_needs_force(); } return 1; @@ -399,6 +436,9 @@ int cmd_push(int argc, const char **argv, const char *prefix) OPT_BOOL(0, "progress", &progress, N_("force progress reporting")), OPT_BIT(0, "prune", &flags, N_("prune locally removed refs"), TRANSPORT_PUSH_PRUNE), + OPT_BIT(0, "no-verify", &flags, N_("bypass pre-push hook"), TRANSPORT_PUSH_NO_HOOK), + OPT_BIT(0, "follow-tags", &flags, N_("push missing but relevant tags"), + TRANSPORT_PUSH_FOLLOW_TAGS), OPT_END() }; diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c index ff781febca..ccebd74f16 100644 --- a/builtin/receive-pack.c +++ b/builtin/receive-pack.c @@ -59,6 +59,11 @@ static enum deny_action parse_deny_action(const char *var, const char *value) static int receive_pack_config(const char *var, const char *value, void *cb) { + int status = parse_hide_refs_config(var, value, "receive"); + + if (status) + return status; + if (strcmp(var, "receive.denydeletes") == 0) { deny_deletes = git_config_bool(var, value); return 0; @@ -119,6 +124,9 @@ static int receive_pack_config(const char *var, const char *value, void *cb) static void show_ref(const char *path, const unsigned char *sha1) { + if (ref_is_hidden(path)) + return; + if (sent_capabilities) packet_write(1, "%s %s\n", sha1_to_hex(sha1), path); else @@ -182,9 +190,6 @@ struct command { char ref_name[FLEX_ARRAY]; /* more */ }; -static const char pre_receive_hook[] = "hooks/pre-receive"; -static const char post_receive_hook[] = "hooks/post-receive"; - static void rp_error(const char *err, ...) __attribute__((format (printf, 1, 2))); static void rp_warning(const char *err, ...) __attribute__((format (printf, 1, 2))); @@ -242,10 +247,10 @@ static int run_and_feed_hook(const char *hook_name, feed_fn feed, void *feed_sta const char *argv[2]; int code; - if (access(hook_name, X_OK) < 0) + argv[0] = find_hook(hook_name); + if (!argv[0]) return 0; - argv[0] = hook_name; argv[1] = NULL; memset(&proc, 0, sizeof(proc)); @@ -331,15 +336,14 @@ static int run_receive_hook(struct command *commands, const char *hook_name, static int run_update_hook(struct command *cmd) { - static const char update_hook[] = "hooks/update"; const char *argv[5]; struct child_process proc; int code; - if (access(update_hook, X_OK) < 0) + argv[0] = find_hook("update"); + if (!argv[0]) return 0; - argv[0] = update_hook; argv[1] = cmd->ref_name; argv[2] = sha1_to_hex(cmd->old_sha1); argv[3] = sha1_to_hex(cmd->new_sha1); @@ -532,24 +536,25 @@ static const char *update(struct command *cmd) } } -static char update_post_hook[] = "hooks/post-update"; - static void run_update_post_hook(struct command *commands) { struct command *cmd; int argc; const char **argv; struct child_process proc; + char *hook; + hook = find_hook("post-update"); for (argc = 0, cmd = commands; cmd; cmd = cmd->next) { if (cmd->error_string || cmd->did_not_exist) continue; argc++; } - if (!argc || access(update_post_hook, X_OK) < 0) + if (!argc || !hook) return; + argv = xmalloc(sizeof(*argv) * (2 + argc)); - argv[0] = update_post_hook; + argv[0] = hook; for (argc = 1, cmd = commands; cmd; cmd = cmd->next) { char *p; @@ -688,6 +693,20 @@ static int iterate_receive_command_list(void *cb_data, unsigned char sha1[20]) return -1; /* end of list */ } +static void reject_updates_to_hidden(struct command *commands) +{ + struct command *cmd; + + for (cmd = commands; cmd; cmd = cmd->next) { + if (cmd->error_string || !ref_is_hidden(cmd->ref_name)) + continue; + if (is_null_sha1(cmd->new_sha1)) + cmd->error_string = "deny deleting a hidden ref"; + else + cmd->error_string = "deny updating a hidden ref"; + } +} + static void execute_commands(struct command *commands, const char *unpacker_error) { struct command *cmd; @@ -704,7 +723,9 @@ static void execute_commands(struct command *commands, const char *unpacker_erro 0, &cmd)) set_connectivity_errors(commands); - if (run_receive_hook(commands, pre_receive_hook, 0)) { + reject_updates_to_hidden(commands); + + if (run_receive_hook(commands, "pre-receive", 0)) { for (cmd = commands; cmd; cmd = cmd->next) { if (!cmd->error_string) cmd->error_string = "pre-receive hook declined"; @@ -733,17 +754,15 @@ static struct command *read_head_info(void) struct command *commands = NULL; struct command **p = &commands; for (;;) { - static char line[1000]; + char *line; unsigned char old_sha1[20], new_sha1[20]; struct command *cmd; char *refname; int len, reflen; - len = packet_read_line(0, line, sizeof(line)); - if (!len) + line = packet_read_line(0, &len); + if (!line) break; - if (line[len-1] == '\n') - line[--len] = 0; if (len < 83 || line[40] != ' ' || line[81] != ' ' || @@ -911,7 +930,7 @@ static void report(struct command *commands, const char *unpack_status) if (use_sideband) send_sideband(1, 1, buf.buf, buf.len, use_sideband); else - safe_write(1, buf.buf, buf.len); + write_or_die(1, buf.buf, buf.len); strbuf_release(&buf); } @@ -994,7 +1013,7 @@ int cmd_receive_pack(int argc, const char **argv, const char *prefix) unlink_or_warn(pack_lockfile); if (report_status) report(commands, unpack_status); - run_receive_hook(commands, post_receive_hook, 1); + run_receive_hook(commands, "post-receive", 1); run_update_post_hook(commands); if (auto_gc) { const char *argv_gc_auto[] = { diff --git a/builtin/reflog.c b/builtin/reflog.c index b3c9e27bde..72a0af70c3 100644 --- a/builtin/reflog.c +++ b/builtin/reflog.c @@ -414,7 +414,7 @@ static int expire_reflog(const char *ref, const unsigned char *sha1, int unused, if (cb.unreachable_expire_kind == UE_HEAD) { struct commit_list *elem; for (elem = tips; elem; elem = elem->next) - clear_commit_marks(tip_commit, REACHABLE); + clear_commit_marks(elem->item, REACHABLE); free_commit_list(tips); } else { clear_commit_marks(tip_commit, REACHABLE); @@ -510,26 +510,27 @@ static int parse_expire_cfg_value(const char *var, const char *value, unsigned l static int reflog_expire_config(const char *var, const char *value, void *cb) { - const char *lastdot = strrchr(var, '.'); + const char *pattern, *key; + int pattern_len; unsigned long expire; int slot; struct reflog_expire_cfg *ent; - if (!lastdot || prefixcmp(var, "gc.")) + if (parse_config_key(var, "gc", &pattern, &pattern_len, &key) < 0) return git_default_config(var, value, cb); - if (!strcmp(lastdot, ".reflogexpire")) { + if (!strcmp(key, "reflogexpire")) { slot = EXPIRE_TOTAL; if (parse_expire_cfg_value(var, value, &expire)) return -1; - } else if (!strcmp(lastdot, ".reflogexpireunreachable")) { + } else if (!strcmp(key, "reflogexpireunreachable")) { slot = EXPIRE_UNREACH; if (parse_expire_cfg_value(var, value, &expire)) return -1; } else return git_default_config(var, value, cb); - if (lastdot == var + 2) { + if (!pattern) { switch (slot) { case EXPIRE_TOTAL: default_reflog_expire = expire; @@ -541,7 +542,7 @@ static int reflog_expire_config(const char *var, const char *value, void *cb) return 0; } - ent = find_cfg_ent(var + 3, lastdot - (var+3)); + ent = find_cfg_ent(pattern, pattern_len); if (!ent) return -1; switch (slot) { diff --git a/builtin/replace.c b/builtin/replace.c index e3aaf70203..398ccd5eaa 100644 --- a/builtin/replace.c +++ b/builtin/replace.c @@ -46,24 +46,27 @@ typedef int (*each_replace_name_fn)(const char *name, const char *ref, static int for_each_replace_name(const char **argv, each_replace_name_fn fn) { - const char **p; + const char **p, *full_hex; char ref[PATH_MAX]; int had_error = 0; unsigned char sha1[20]; for (p = argv; *p; p++) { - if (snprintf(ref, sizeof(ref), "refs/replace/%s", *p) - >= sizeof(ref)) { - error("replace ref name too long: %.*s...", 50, *p); + if (get_sha1(*p, sha1)) { + error("Failed to resolve '%s' as a valid ref.", *p); had_error = 1; continue; } + full_hex = sha1_to_hex(sha1); + snprintf(ref, sizeof(ref), "refs/replace/%s", full_hex); + /* read_ref() may reuse the buffer */ + full_hex = ref + strlen("refs/replace/"); if (read_ref(ref, sha1)) { - error("replace ref '%s' not found.", *p); + error("replace ref '%s' not found.", full_hex); had_error = 1; continue; } - if (fn(*p, ref, sha1)) + if (fn(full_hex, ref, sha1)) had_error = 1; } return had_error; diff --git a/builtin/reset.c b/builtin/reset.c index 915cc9f86f..6032131a90 100644 --- a/builtin/reset.c +++ b/builtin/reset.c @@ -23,8 +23,8 @@ static const char * const git_reset_usage[] = { N_("git reset [--mixed | --soft | --hard | --merge | --keep] [-q] [<commit>]"), - N_("git reset [-q] <commit> [--] <paths>..."), - N_("git reset --patch [<commit>] [--] [<paths>...]"), + N_("git reset [-q] <tree-ish> [--] <paths>..."), + N_("git reset --patch [<tree-ish>] [--] [<paths>...]"), NULL }; @@ -38,14 +38,12 @@ static inline int is_merge(void) return !access(git_path("MERGE_HEAD"), F_OK); } -static int reset_index_file(const unsigned char *sha1, int reset_type, int quiet) +static int reset_index(const unsigned char *sha1, int reset_type, int quiet) { int nr = 1; - int newfd; struct tree_desc desc[2]; struct tree *tree; struct unpack_trees_options opts; - struct lock_file *lock = xcalloc(1, sizeof(struct lock_file)); memset(&opts, 0, sizeof(opts)); opts.head_idx = 1; @@ -67,8 +65,6 @@ static int reset_index_file(const unsigned char *sha1, int reset_type, int quiet opts.reset = 1; } - newfd = hold_locked_index(lock, 1); - read_cache_unmerged(); if (reset_type == KEEP) { @@ -91,10 +87,6 @@ static int reset_index_file(const unsigned char *sha1, int reset_type, int quiet prime_cache_tree(&active_cache_tree, tree); } - if (write_cache(newfd, active_cache, active_nr) || - commit_locked_index(lock)) - return error(_("Could not write new index file.")); - return 0; } @@ -117,36 +109,10 @@ static void print_new_head_line(struct commit *commit) printf("\n"); } -static int update_index_refresh(int fd, struct lock_file *index_lock, int flags) -{ - int result; - - if (!index_lock) { - index_lock = xcalloc(1, sizeof(struct lock_file)); - fd = hold_locked_index(index_lock, 1); - } - - if (read_cache() < 0) - return error(_("Could not read index")); - - result = refresh_index(&the_index, (flags), NULL, NULL, - _("Unstaged changes after reset:")) ? 1 : 0; - if (write_cache(fd, active_cache, active_nr) || - commit_locked_index(index_lock)) - return error ("Could not refresh index"); - return result; -} - static void update_index_from_diff(struct diff_queue_struct *q, struct diff_options *opt, void *data) { int i; - int *discard_flag = data; - - /* do_diff_cache() mangled the index */ - discard_cache(); - *discard_flag = 1; - read_cache(); for (i = 0; i < q->nr; i++) { struct diff_filespec *one = q->queue[i]->one; @@ -164,32 +130,15 @@ static void update_index_from_diff(struct diff_queue_struct *q, } } -static int interactive_reset(const char *revision, const char **argv, - const char *prefix) +static int read_from_tree(const char **pathspec, unsigned char *tree_sha1) { - const char **pathspec = NULL; - - if (*argv) - pathspec = get_pathspec(prefix, argv); - - return run_add_interactive(revision, "--patch=reset", pathspec); -} - -static int read_from_tree(const char *prefix, const char **argv, - unsigned char *tree_sha1, int refresh_flags) -{ - struct lock_file *lock = xcalloc(1, sizeof(struct lock_file)); - int index_fd, index_was_discarded = 0; struct diff_options opt; memset(&opt, 0, sizeof(opt)); - diff_tree_setup_paths(get_pathspec(prefix, (const char **)argv), &opt); + diff_tree_setup_paths(pathspec, &opt); opt.output_format = DIFF_FORMAT_CALLBACK; opt.format_callback = update_index_from_diff; - opt.format_callback_data = &index_was_discarded; - index_fd = hold_locked_index(lock, 1); - index_was_discarded = 0; read_cache(); if (do_diff_cache(tree_sha1, &opt)) return 1; @@ -197,10 +146,7 @@ static int read_from_tree(const char *prefix, const char **argv, diff_flush(&opt); diff_tree_release_paths(&opt); - if (!index_was_discarded) - /* The index is still clobbered from do_diff_cache() */ - discard_cache(); - return update_index_refresh(index_fd, lock, refresh_flags); + return 0; } static void set_reflog_message(struct strbuf *sb, const char *action, @@ -225,15 +171,79 @@ static void die_if_unmerged_cache(int reset_type) } -int cmd_reset(int argc, const char **argv, const char *prefix) +static const char **parse_args(const char **argv, const char *prefix, const char **rev_ret) { - int i = 0, reset_type = NONE, update_ref_status = 0, quiet = 0; - int patch_mode = 0; const char *rev = "HEAD"; - unsigned char sha1[20], *orig = NULL, sha1_orig[20], - *old_orig = NULL, sha1_old_orig[20]; - struct commit *commit; + unsigned char unused[20]; + /* + * Possible arguments are: + * + * git reset [-opts] [<rev>] + * git reset [-opts] <tree> [<paths>...] + * git reset [-opts] <tree> -- [<paths>...] + * git reset [-opts] -- [<paths>...] + * git reset [-opts] <paths>... + * + * At this point, argv points immediately after [-opts]. + */ + + if (argv[0]) { + if (!strcmp(argv[0], "--")) { + argv++; /* reset to HEAD, possibly with paths */ + } else if (argv[1] && !strcmp(argv[1], "--")) { + rev = argv[0]; + argv += 2; + } + /* + * Otherwise, argv[0] could be either <rev> or <paths> and + * has to be unambiguous. If there is a single argument, it + * can not be a tree + */ + else if ((!argv[1] && !get_sha1_committish(argv[0], unused)) || + (argv[1] && !get_sha1_treeish(argv[0], unused))) { + /* + * Ok, argv[0] looks like a commit/tree; it should not + * be a filename. + */ + verify_non_filename(prefix, argv[0]); + rev = *argv++; + } else { + /* Otherwise we treat this as a filename */ + verify_filename(prefix, argv[0], 1); + } + } + *rev_ret = rev; + return argv[0] ? get_pathspec(prefix, argv) : NULL; +} + +static int update_refs(const char *rev, const unsigned char *sha1) +{ + int update_ref_status; struct strbuf msg = STRBUF_INIT; + unsigned char *orig = NULL, sha1_orig[20], + *old_orig = NULL, sha1_old_orig[20]; + + if (!get_sha1("ORIG_HEAD", sha1_old_orig)) + old_orig = sha1_old_orig; + if (!get_sha1("HEAD", sha1_orig)) { + orig = sha1_orig; + set_reflog_message(&msg, "updating ORIG_HEAD", NULL); + update_ref(msg.buf, "ORIG_HEAD", orig, old_orig, 0, MSG_ON_ERR); + } else if (old_orig) + delete_ref("ORIG_HEAD", old_orig, 0); + set_reflog_message(&msg, "updating HEAD", rev); + update_ref_status = update_ref(msg.buf, "HEAD", sha1, orig, 0, MSG_ON_ERR); + strbuf_release(&msg); + return update_ref_status; +} + +int cmd_reset(int argc, const char **argv, const char *prefix) +{ + int reset_type = NONE, update_ref_status = 0, quiet = 0; + int patch_mode = 0, unborn; + const char *rev; + unsigned char sha1[20]; + const char **pathspec = NULL; const struct option options[] = { OPT__QUIET(&quiet, N_("be quiet, only report errors")), OPT_SET_INT(0, "mixed", &reset_type, @@ -253,73 +263,45 @@ int cmd_reset(int argc, const char **argv, const char *prefix) argc = parse_options(argc, argv, prefix, options, git_reset_usage, PARSE_OPT_KEEP_DASHDASH); - - /* - * Possible arguments are: - * - * git reset [-opts] <rev> <paths>... - * git reset [-opts] <rev> -- <paths>... - * git reset [-opts] -- <paths>... - * git reset [-opts] <paths>... - * - * At this point, argv[i] points immediately after [-opts]. - */ - - if (i < argc) { - if (!strcmp(argv[i], "--")) { - i++; /* reset to HEAD, possibly with paths */ - } else if (i + 1 < argc && !strcmp(argv[i+1], "--")) { - rev = argv[i]; - i += 2; - } - /* - * Otherwise, argv[i] could be either <rev> or <paths> and - * has to be unambiguous. - */ - else if (!get_sha1_committish(argv[i], sha1)) { - /* - * Ok, argv[i] looks like a rev; it should not - * be a filename. - */ - verify_non_filename(prefix, argv[i]); - rev = argv[i++]; - } else { - /* Otherwise we treat this as a filename */ - verify_filename(prefix, argv[i], 1); - } + pathspec = parse_args(argv, prefix, &rev); + + unborn = !strcmp(rev, "HEAD") && get_sha1("HEAD", sha1); + if (unborn) { + /* reset on unborn branch: treat as reset to empty tree */ + hashcpy(sha1, EMPTY_TREE_SHA1_BIN); + } else if (!pathspec) { + struct commit *commit; + if (get_sha1_committish(rev, sha1)) + die(_("Failed to resolve '%s' as a valid revision."), rev); + commit = lookup_commit_reference(sha1); + if (!commit) + die(_("Could not parse object '%s'."), rev); + hashcpy(sha1, commit->object.sha1); + } else { + struct tree *tree; + if (get_sha1_treeish(rev, sha1)) + die(_("Failed to resolve '%s' as a valid tree."), rev); + tree = parse_tree_indirect(sha1); + if (!tree) + die(_("Could not parse object '%s'."), rev); + hashcpy(sha1, tree->object.sha1); } - if (get_sha1_committish(rev, sha1)) - die(_("Failed to resolve '%s' as a valid ref."), rev); - - /* - * NOTE: As "git reset $treeish -- $path" should be usable on - * any tree-ish, this is not strictly correct. We are not - * moving the HEAD to any commit; we are merely resetting the - * entries in the index to that of a treeish. - */ - commit = lookup_commit_reference(sha1); - if (!commit) - die(_("Could not parse object '%s'."), rev); - hashcpy(sha1, commit->object.sha1); - if (patch_mode) { if (reset_type != NONE) die(_("--patch is incompatible with --{hard,mixed,soft}")); - return interactive_reset(rev, argv + i, prefix); + return run_add_interactive(sha1_to_hex(sha1), "--patch=reset", pathspec); } /* git reset tree [--] paths... can be used to * load chosen paths from the tree into the index without * affecting the working tree nor HEAD. */ - if (i < argc) { + if (pathspec) { if (reset_type == MIXED) warning(_("--mixed with paths is deprecated; use 'git reset -- <paths>' instead.")); else if (reset_type != NONE) die(_("Cannot do %s reset with paths."), _(reset_type_names[reset_type])); - return read_from_tree(prefix, argv + i, sha1, - quiet ? REFRESH_QUIET : REFRESH_IN_PORCELAIN); } if (reset_type == NONE) reset_type = MIXED; /* by default */ @@ -334,49 +316,44 @@ int cmd_reset(int argc, const char **argv, const char *prefix) /* Soft reset does not touch the index file nor the working tree * at all, but requires them in a good order. Other resets reset * the index file to the tree object we are switching to. */ - if (reset_type == SOFT) + if (reset_type == SOFT || reset_type == KEEP) die_if_unmerged_cache(reset_type); - else { - int err; - if (reset_type == KEEP) - die_if_unmerged_cache(reset_type); - err = reset_index_file(sha1, reset_type, quiet); - if (reset_type == KEEP) - err = err || reset_index_file(sha1, MIXED, quiet); - if (err) - die(_("Could not reset index file to revision '%s'."), rev); - } - /* Any resets update HEAD to the head being switched to, - * saving the previous head in ORIG_HEAD before. */ - if (!get_sha1("ORIG_HEAD", sha1_old_orig)) - old_orig = sha1_old_orig; - if (!get_sha1("HEAD", sha1_orig)) { - orig = sha1_orig; - set_reflog_message(&msg, "updating ORIG_HEAD", NULL); - update_ref(msg.buf, "ORIG_HEAD", orig, old_orig, 0, MSG_ON_ERR); - } - else if (old_orig) - delete_ref("ORIG_HEAD", old_orig, 0); - set_reflog_message(&msg, "updating HEAD", rev); - update_ref_status = update_ref(msg.buf, "HEAD", sha1, orig, 0, MSG_ON_ERR); + if (reset_type != SOFT) { + struct lock_file *lock = xcalloc(1, sizeof(struct lock_file)); + int newfd = hold_locked_index(lock, 1); + if (reset_type == MIXED) { + if (read_from_tree(pathspec, sha1)) + return 1; + } else { + int err = reset_index(sha1, reset_type, quiet); + if (reset_type == KEEP && !err) + err = reset_index(sha1, MIXED, quiet); + if (err) + die(_("Could not reset index file to revision '%s'."), rev); + } - switch (reset_type) { - case HARD: - if (!update_ref_status && !quiet) - print_new_head_line(commit); - break; - case SOFT: /* Nothing else to do. */ - break; - case MIXED: /* Report what has not been updated. */ - update_index_refresh(0, NULL, - quiet ? REFRESH_QUIET : REFRESH_IN_PORCELAIN); - break; + if (reset_type == MIXED) { /* Report what has not been updated. */ + int flags = quiet ? REFRESH_QUIET : REFRESH_IN_PORCELAIN; + refresh_index(&the_index, flags, NULL, NULL, + _("Unstaged changes after reset:")); + } + + if (write_cache(newfd, active_cache, active_nr) || + commit_locked_index(lock)) + die(_("Could not write new index file.")); } - remove_branch_state(); + if (!pathspec && !unborn) { + /* Any resets without paths update HEAD to the head being + * switched to, saving the previous head in ORIG_HEAD before. */ + update_ref_status = update_refs(rev, sha1); - strbuf_release(&msg); + if (reset_type == HARD && !update_ref_status && !quiet) + print_new_head_line(lookup_commit_reference(sha1)); + } + if (!pathspec) + remove_branch_state(); return update_ref_status; } diff --git a/builtin/rev-list.c b/builtin/rev-list.c index ff5a38372d..67701be551 100644 --- a/builtin/rev-list.c +++ b/builtin/rev-list.c @@ -201,55 +201,6 @@ static void show_edge(struct commit *commit) printf("-%s\n", sha1_to_hex(commit->object.sha1)); } -static inline int log2i(int n) -{ - int log2 = 0; - - for (; n > 1; n >>= 1) - log2++; - - return log2; -} - -static inline int exp2i(int n) -{ - return 1 << n; -} - -/* - * Estimate the number of bisect steps left (after the current step) - * - * For any x between 0 included and 2^n excluded, the probability for - * n - 1 steps left looks like: - * - * P(2^n + x) == (2^n - x) / (2^n + x) - * - * and P(2^n + x) < 0.5 means 2^n < 3x - */ -int estimate_bisect_steps(int all) -{ - int n, x, e; - - if (all < 3) - return 0; - - n = log2i(all); - e = exp2i(n); - x = all - e; - - return (e < 3 * x) ? n : n - 1; -} - -void print_commit_list(struct commit_list *list, - const char *format_cur, - const char *format_last) -{ - for ( ; list; list = list->next) { - const char *format = list->next ? format_cur : format_last; - printf(format, sha1_to_hex(list->item->object.sha1)); - } -} - static void print_var_str(const char *var, const char *val) { printf("%s='%s'\n", var, val); diff --git a/builtin/rm.c b/builtin/rm.c index b384c4c3cf..dabfcf6890 100644 --- a/builtin/rm.c +++ b/builtin/rm.c @@ -9,6 +9,7 @@ #include "cache-tree.h" #include "tree-walk.h" #include "parse-options.h" +#include "submodule.h" static const char * const builtin_rm_usage[] = { N_("git rm [options] [--] <file>..."), @@ -17,9 +18,58 @@ static const char * const builtin_rm_usage[] = { static struct { int nr, alloc; - const char **name; + struct { + const char *name; + char is_submodule; + } *entry; } list; +static int get_ours_cache_pos(const char *path, int pos) +{ + int i = -pos - 1; + + while ((i < active_nr) && !strcmp(active_cache[i]->name, path)) { + if (ce_stage(active_cache[i]) == 2) + return i; + i++; + } + return -1; +} + +static int check_submodules_use_gitfiles(void) +{ + int i; + int errs = 0; + + for (i = 0; i < list.nr; i++) { + const char *name = list.entry[i].name; + int pos; + struct cache_entry *ce; + struct stat st; + + pos = cache_name_pos(name, strlen(name)); + if (pos < 0) { + pos = get_ours_cache_pos(name, pos); + if (pos < 0) + continue; + } + ce = active_cache[pos]; + + if (!S_ISGITLINK(ce->ce_mode) || + (lstat(ce->name, &st) < 0) || + is_empty_dir(name)) + continue; + + if (!submodule_uses_gitfile(name)) + errs = error(_("submodule '%s' (or one of its nested " + "submodules) uses a .git directory\n" + "(use 'rm -rf' if you really want to remove " + "it including all of its history)"), name); + } + + return errs; +} + static int check_local_mod(unsigned char *head, int index_only) { /* @@ -37,15 +87,26 @@ static int check_local_mod(unsigned char *head, int index_only) struct stat st; int pos; struct cache_entry *ce; - const char *name = list.name[i]; + const char *name = list.entry[i].name; unsigned char sha1[20]; unsigned mode; int local_changes = 0; int staged_changes = 0; pos = cache_name_pos(name, strlen(name)); - if (pos < 0) - continue; /* removing unmerged entry */ + if (pos < 0) { + /* + * Skip unmerged entries except for populated submodules + * that could lose history when removed. + */ + pos = get_ours_cache_pos(name, pos); + if (pos < 0) + continue; + + if (!S_ISGITLINK(active_cache[pos]->ce_mode) || + is_empty_dir(name)) + continue; + } ce = active_cache[pos]; if (lstat(ce->name, &st) < 0) { @@ -58,9 +119,10 @@ static int check_local_mod(unsigned char *head, int index_only) /* if a file was removed and it is now a * directory, that is the same as ENOENT as * far as git is concerned; we do not track - * directories. + * directories unless they are submodules. */ - continue; + if (!S_ISGITLINK(ce->ce_mode)) + continue; } /* @@ -80,8 +142,11 @@ static int check_local_mod(unsigned char *head, int index_only) /* * Is the index different from the file in the work tree? + * If it's a submodule, is its work tree modified? */ - if (ce_match_stat(ce, &st, 0)) + if (ce_match_stat(ce, &st, 0) || + (S_ISGITLINK(ce->ce_mode) && + !ok_to_remove_submodule(ce->name))) local_changes = 1; /* @@ -115,10 +180,18 @@ static int check_local_mod(unsigned char *head, int index_only) errs = error(_("'%s' has changes staged in the index\n" "(use --cached to keep the file, " "or -f to force removal)"), name); - if (local_changes) - errs = error(_("'%s' has local modifications\n" - "(use --cached to keep the file, " - "or -f to force removal)"), name); + if (local_changes) { + if (S_ISGITLINK(ce->ce_mode) && + !submodule_uses_gitfile(name)) { + errs = error(_("submodule '%s' (or one of its nested " + "submodules) uses a .git directory\n" + "(use 'rm -rf' if you really want to remove " + "it including all of its history)"), name); + } else + errs = error(_("'%s' has local modifications\n" + "(use --cached to keep the file, " + "or -f to force removal)"), name); + } } } return errs; @@ -161,6 +234,21 @@ int cmd_rm(int argc, const char **argv, const char *prefix) if (read_cache() < 0) die(_("index file corrupt")); + /* + * Drop trailing directory separators from directories so we'll find + * submodules in the index. + */ + for (i = 0; i < argc; i++) { + size_t pathlen = strlen(argv[i]); + if (pathlen && is_dir_sep(argv[i][pathlen - 1]) && + is_directory(argv[i])) { + do { + pathlen--; + } while (pathlen && is_dir_sep(argv[i][pathlen - 1])); + argv[i] = xmemdupz(argv[i], pathlen); + } + } + pathspec = get_pathspec(prefix, argv); refresh_index(&the_index, REFRESH_QUIET, pathspec, NULL, NULL); @@ -173,8 +261,9 @@ 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; - ALLOC_GROW(list.name, list.nr + 1, list.alloc); - list.name[list.nr++] = ce->name; + ALLOC_GROW(list.entry, list.nr + 1, list.alloc); + list.entry[list.nr].name = ce->name; + list.entry[list.nr++].is_submodule = S_ISGITLINK(ce->ce_mode); } if (pathspec) { @@ -215,6 +304,9 @@ int cmd_rm(int argc, const char **argv, const char *prefix) hashclr(sha1); if (check_local_mod(sha1, index_only)) exit(1); + } else if (!index_only) { + if (check_submodules_use_gitfiles()) + exit(1); } /* @@ -222,7 +314,7 @@ int cmd_rm(int argc, const char **argv, const char *prefix) * the index unless all of them succeed. */ for (i = 0; i < list.nr; i++) { - const char *path = list.name[i]; + const char *path = list.entry[i].name; if (!quiet) printf("rm '%s'\n", path); @@ -244,7 +336,25 @@ int cmd_rm(int argc, const char **argv, const char *prefix) if (!index_only) { int removed = 0; for (i = 0; i < list.nr; i++) { - const char *path = list.name[i]; + const char *path = list.entry[i].name; + if (list.entry[i].is_submodule) { + if (is_empty_dir(path)) { + if (!rmdir(path)) { + removed = 1; + continue; + } + } else { + struct strbuf buf = STRBUF_INIT; + strbuf_addstr(&buf, path); + if (!remove_dir_recursively(&buf, 0)) { + removed = 1; + strbuf_release(&buf); + continue; + } + strbuf_release(&buf); + /* Fallthrough and let remove_path() fail. */ + } + } if (!remove_path(path)) { removed = 1; continue; diff --git a/builtin/send-pack.c b/builtin/send-pack.c index 7d05064218..152c4ea092 100644 --- a/builtin/send-pack.c +++ b/builtin/send-pack.c @@ -16,164 +16,6 @@ static const char send_pack_usage[] = static struct send_pack_args args; -static int feed_object(const unsigned char *sha1, int fd, int negative) -{ - char buf[42]; - - if (negative && !has_sha1_file(sha1)) - return 1; - - memcpy(buf + negative, sha1_to_hex(sha1), 40); - if (negative) - buf[0] = '^'; - buf[40 + negative] = '\n'; - return write_or_whine(fd, buf, 41 + negative, "send-pack: send refs"); -} - -/* - * Make a pack stream and spit it out into file descriptor fd - */ -static int pack_objects(int fd, struct ref *refs, struct extra_have_objects *extra, struct send_pack_args *args) -{ - /* - * The child becomes pack-objects --revs; we feed - * the revision parameters to it via its stdin and - * let its stdout go back to the other end. - */ - const char *argv[] = { - "pack-objects", - "--all-progress-implied", - "--revs", - "--stdout", - NULL, - NULL, - NULL, - NULL, - NULL, - }; - struct child_process po; - int i; - - i = 4; - if (args->use_thin_pack) - argv[i++] = "--thin"; - if (args->use_ofs_delta) - argv[i++] = "--delta-base-offset"; - if (args->quiet || !args->progress) - argv[i++] = "-q"; - if (args->progress) - argv[i++] = "--progress"; - memset(&po, 0, sizeof(po)); - po.argv = argv; - po.in = -1; - po.out = args->stateless_rpc ? -1 : fd; - po.git_cmd = 1; - if (start_command(&po)) - die_errno("git pack-objects failed"); - - /* - * We feed the pack-objects we just spawned with revision - * parameters by writing to the pipe. - */ - for (i = 0; i < extra->nr; i++) - if (!feed_object(extra->array[i], po.in, 1)) - break; - - while (refs) { - if (!is_null_sha1(refs->old_sha1) && - !feed_object(refs->old_sha1, po.in, 1)) - break; - if (!is_null_sha1(refs->new_sha1) && - !feed_object(refs->new_sha1, po.in, 0)) - break; - refs = refs->next; - } - - close(po.in); - - if (args->stateless_rpc) { - char *buf = xmalloc(LARGE_PACKET_MAX); - while (1) { - ssize_t n = xread(po.out, buf, LARGE_PACKET_MAX); - if (n <= 0) - break; - send_sideband(fd, -1, buf, n, LARGE_PACKET_MAX); - } - free(buf); - close(po.out); - po.out = -1; - } - - if (finish_command(&po)) - return -1; - return 0; -} - -static int receive_status(int in, struct ref *refs) -{ - struct ref *hint; - char line[1000]; - int ret = 0; - int len = packet_read_line(in, line, sizeof(line)); - if (len < 10 || memcmp(line, "unpack ", 7)) - return error("did not receive remote status"); - if (memcmp(line, "unpack ok\n", 10)) { - char *p = line + strlen(line) - 1; - if (*p == '\n') - *p = '\0'; - error("unpack failed: %s", line + 7); - ret = -1; - } - hint = NULL; - while (1) { - char *refname; - char *msg; - len = packet_read_line(in, line, sizeof(line)); - if (!len) - break; - if (len < 3 || - (memcmp(line, "ok ", 3) && memcmp(line, "ng ", 3))) { - fprintf(stderr, "protocol error: %s\n", line); - ret = -1; - break; - } - - line[strlen(line)-1] = '\0'; - refname = line + 3; - msg = strchr(refname, ' '); - if (msg) - *msg++ = '\0'; - - /* first try searching at our hint, falling back to all refs */ - if (hint) - hint = find_ref_by_name(hint, refname); - if (!hint) - hint = find_ref_by_name(refs, refname); - if (!hint) { - warning("remote reported status on unknown ref: %s", - refname); - continue; - } - if (hint->status != REF_STATUS_EXPECTING_REPORT) { - warning("remote reported status on unexpected ref: %s", - refname); - continue; - } - - if (line[0] == 'o' && line[1] == 'k') - hint->status = REF_STATUS_OK; - else { - hint->status = REF_STATUS_REMOTE_REJECT; - ret = -1; - } - if (msg) - hint->remote_status = xstrdup(msg); - /* start our next search from the next ref */ - hint = hint->next; - } - return ret; -} - static void print_helper_status(struct ref *ref) { struct strbuf buf = STRBUF_INIT; @@ -202,6 +44,21 @@ static void print_helper_status(struct ref *ref) msg = "non-fast forward"; break; + case REF_STATUS_REJECT_FETCH_FIRST: + res = "error"; + msg = "fetch first"; + break; + + case REF_STATUS_REJECT_NEEDS_FORCE: + res = "error"; + msg = "needs force"; + break; + + case REF_STATUS_REJECT_ALREADY_EXISTS: + res = "error"; + msg = "already exists"; + break; + case REF_STATUS_REJECT_NODELETE: case REF_STATUS_REMOTE_REJECT: res = "error"; @@ -222,186 +79,11 @@ static void print_helper_status(struct ref *ref) } strbuf_addch(&buf, '\n'); - safe_write(1, buf.buf, buf.len); + write_or_die(1, buf.buf, buf.len); } strbuf_release(&buf); } -static int sideband_demux(int in, int out, void *data) -{ - int *fd = data, ret; -#ifdef NO_PTHREADS - close(fd[1]); -#endif - ret = recv_sideband("send-pack", fd[0], out); - close(out); - return ret; -} - -int send_pack(struct send_pack_args *args, - int fd[], struct child_process *conn, - struct ref *remote_refs, - struct extra_have_objects *extra_have) -{ - int in = fd[0]; - int out = fd[1]; - struct strbuf req_buf = STRBUF_INIT; - struct ref *ref; - int new_refs; - int allow_deleting_refs = 0; - int status_report = 0; - int use_sideband = 0; - int quiet_supported = 0; - int agent_supported = 0; - unsigned cmds_sent = 0; - int ret; - struct async demux; - - /* Does the other end support the reporting? */ - if (server_supports("report-status")) - status_report = 1; - if (server_supports("delete-refs")) - allow_deleting_refs = 1; - if (server_supports("ofs-delta")) - args->use_ofs_delta = 1; - if (server_supports("side-band-64k")) - use_sideband = 1; - if (server_supports("quiet")) - quiet_supported = 1; - if (server_supports("agent")) - agent_supported = 1; - - if (!remote_refs) { - fprintf(stderr, "No refs in common and none specified; doing nothing.\n" - "Perhaps you should specify a branch such as 'master'.\n"); - return 0; - } - - /* - * Finally, tell the other end! - */ - new_refs = 0; - for (ref = remote_refs; ref; ref = ref->next) { - if (!ref->peer_ref && !args->send_mirror) - continue; - - /* Check for statuses set by set_ref_status_for_push() */ - switch (ref->status) { - case REF_STATUS_REJECT_NONFASTFORWARD: - case REF_STATUS_UPTODATE: - continue; - default: - ; /* do nothing */ - } - - if (ref->deletion && !allow_deleting_refs) { - ref->status = REF_STATUS_REJECT_NODELETE; - continue; - } - - if (!ref->deletion) - new_refs++; - - if (args->dry_run) { - ref->status = REF_STATUS_OK; - } else { - char *old_hex = sha1_to_hex(ref->old_sha1); - char *new_hex = sha1_to_hex(ref->new_sha1); - int quiet = quiet_supported && (args->quiet || !args->progress); - - if (!cmds_sent && (status_report || use_sideband || - quiet || agent_supported)) { - packet_buf_write(&req_buf, - "%s %s %s%c%s%s%s%s%s", - old_hex, new_hex, ref->name, 0, - status_report ? " report-status" : "", - use_sideband ? " side-band-64k" : "", - quiet ? " quiet" : "", - agent_supported ? " agent=" : "", - agent_supported ? git_user_agent_sanitized() : "" - ); - } - else - packet_buf_write(&req_buf, "%s %s %s", - old_hex, new_hex, ref->name); - ref->status = status_report ? - REF_STATUS_EXPECTING_REPORT : - REF_STATUS_OK; - cmds_sent++; - } - } - - if (args->stateless_rpc) { - if (!args->dry_run && cmds_sent) { - packet_buf_flush(&req_buf); - send_sideband(out, -1, req_buf.buf, req_buf.len, LARGE_PACKET_MAX); - } - } else { - safe_write(out, req_buf.buf, req_buf.len); - packet_flush(out); - } - strbuf_release(&req_buf); - - if (use_sideband && cmds_sent) { - memset(&demux, 0, sizeof(demux)); - demux.proc = sideband_demux; - demux.data = fd; - demux.out = -1; - if (start_async(&demux)) - die("send-pack: unable to fork off sideband demultiplexer"); - in = demux.out; - } - - if (new_refs && cmds_sent) { - if (pack_objects(out, remote_refs, extra_have, args) < 0) { - for (ref = remote_refs; ref; ref = ref->next) - ref->status = REF_STATUS_NONE; - if (args->stateless_rpc) - close(out); - if (git_connection_is_socket(conn)) - shutdown(fd[0], SHUT_WR); - if (use_sideband) - finish_async(&demux); - return -1; - } - } - if (args->stateless_rpc && cmds_sent) - packet_flush(out); - - if (status_report && cmds_sent) - ret = receive_status(in, remote_refs); - else - ret = 0; - if (args->stateless_rpc) - packet_flush(out); - - if (use_sideband && cmds_sent) { - if (finish_async(&demux)) { - error("error in sideband demultiplexer"); - ret = -1; - } - close(demux.out); - } - - if (ret < 0) - return ret; - - if (args->porcelain) - return 0; - - for (ref = remote_refs; ref; ref = ref->next) { - switch (ref->status) { - case REF_STATUS_NONE: - case REF_STATUS_UPTODATE: - case REF_STATUS_OK: - break; - default: - return -1; - } - } - return 0; -} - int cmd_send_pack(int argc, const char **argv, const char *prefix) { int i, nr_refspecs = 0; @@ -418,7 +100,7 @@ int cmd_send_pack(int argc, const char **argv, const char *prefix) int send_all = 0; const char *receivepack = "git-receive-pack"; int flags; - int nonfastforward = 0; + unsigned int reject_reasons; int progress = -1; argv++; @@ -525,7 +207,7 @@ int cmd_send_pack(int argc, const char **argv, const char *prefix) memset(&extra_have, 0, sizeof(extra_have)); - get_remote_heads(fd[0], &remote_refs, REF_NORMAL, &extra_have); + get_remote_heads(fd[0], NULL, 0, &remote_refs, REF_NORMAL, &extra_have); transport_verify_remote_names(nr_refspecs, refspecs); @@ -556,7 +238,7 @@ int cmd_send_pack(int argc, const char **argv, const char *prefix) ret |= finish_connect(conn); if (!helper_status) - transport_print_push_status(dest, remote_refs, args.verbose, 0, &nonfastforward); + transport_print_push_status(dest, remote_refs, args.verbose, 0, &reject_reasons); if (!args.dry_run && remote) { struct ref *ref; diff --git a/builtin/shortlog.c b/builtin/shortlog.c index b316cf37ca..240bff3efa 100644 --- a/builtin/shortlog.c +++ b/builtin/shortlog.c @@ -36,52 +36,28 @@ static void insert_one_record(struct shortlog *log, const char *dot3 = log->common_repo_prefix; char *buffer, *p; struct string_list_item *item; - char namebuf[1024]; - char emailbuf[1024]; - size_t len; + const char *mailbuf, *namebuf; + size_t namelen, maillen; const char *eol; - const char *boemail, *eoemail; struct strbuf subject = STRBUF_INIT; + struct strbuf namemailbuf = STRBUF_INIT; + struct ident_split ident; - boemail = strchr(author, '<'); - if (!boemail) - return; - eoemail = strchr(boemail, '>'); - if (!eoemail) + if (split_ident_line(&ident, author, strlen(author))) return; - /* copy author name to namebuf, to support matching on both name and email */ - memcpy(namebuf, author, boemail - author); - len = boemail - author; - while (len > 0 && isspace(namebuf[len-1])) - len--; - namebuf[len] = 0; - - /* copy email name to emailbuf, to allow email replacement as well */ - memcpy(emailbuf, boemail+1, eoemail - boemail); - emailbuf[eoemail - boemail - 1] = 0; - - if (!map_user(&log->mailmap, emailbuf, sizeof(emailbuf), namebuf, sizeof(namebuf))) { - while (author < boemail && isspace(*author)) - author++; - for (len = 0; - len < sizeof(namebuf) - 1 && author + len < boemail; - len++) - namebuf[len] = author[len]; - while (0 < len && isspace(namebuf[len-1])) - len--; - namebuf[len] = '\0'; - } - else - len = strlen(namebuf); + namebuf = ident.name_begin; + mailbuf = ident.mail_begin; + namelen = ident.name_end - ident.name_begin; + maillen = ident.mail_end - ident.mail_begin; - if (log->email) { - size_t room = sizeof(namebuf) - len - 1; - int maillen = strlen(emailbuf); - snprintf(namebuf + len, room, " <%.*s>", maillen, emailbuf); - } + map_user(&log->mailmap, &mailbuf, &maillen, &namebuf, &namelen); + strbuf_add(&namemailbuf, namebuf, namelen); + + if (log->email) + strbuf_addf(&namemailbuf, " <%.*s>", (int)maillen, mailbuf); - item = string_list_insert(&log->list, namebuf); + item = string_list_insert(&log->list, namemailbuf.buf); if (item->util == NULL) item->util = xcalloc(1, sizeof(struct string_list)); @@ -306,9 +282,8 @@ parse_done: static void add_wrapped_shortlog_msg(struct strbuf *sb, const char *s, const struct shortlog *log) { - int col = strbuf_add_wrapped_text(sb, s, log->in1, log->in2, log->wrap); - if (col != log->wrap) - strbuf_addch(sb, '\n'); + strbuf_add_wrapped_text(sb, s, log->in1, log->in2, log->wrap); + strbuf_addch(sb, '\n'); } void shortlog_output(struct shortlog *log) diff --git a/builtin/show-ref.c b/builtin/show-ref.c index 4eb016d6e5..8d9b76a02f 100644 --- a/builtin/show-ref.c +++ b/builtin/show-ref.c @@ -28,7 +28,6 @@ static void show_one(const char *refname, const unsigned char *sha1) static int show_ref(const char *refname, const unsigned char *sha1, int flag, void *cbdata) { - struct object *obj; const char *hex; unsigned char peeled[20]; @@ -79,25 +78,9 @@ match: if (!deref_tags) return 0; - if ((flag & REF_ISPACKED) && !peel_ref(refname, peeled)) { - if (!is_null_sha1(peeled)) { - hex = find_unique_abbrev(peeled, abbrev); - printf("%s %s^{}\n", hex, refname); - } - } - else { - obj = parse_object(sha1); - if (!obj) - die("git show-ref: bad ref %s (%s)", refname, - sha1_to_hex(sha1)); - if (obj->type == OBJ_TAG) { - obj = deref_tag(obj, refname, 0); - if (!obj) - die("git show-ref: bad tag at ref %s (%s)", refname, - sha1_to_hex(sha1)); - hex = find_unique_abbrev(obj->sha1, abbrev); - printf("%s %s^{}\n", hex, refname); - } + if (!peel_ref(refname, peeled)) { + hex = find_unique_abbrev(peeled, abbrev); + printf("%s %s^{}\n", hex, refname); } return 0; } diff --git a/builtin/stripspace.c b/builtin/stripspace.c index f16986c0ae..e981dfb9f0 100644 --- a/builtin/stripspace.c +++ b/builtin/stripspace.c @@ -30,7 +30,8 @@ static size_t cleanup(char *line, size_t len) * * If last line does not have a newline at the end, one is added. * - * Enable skip_comments to skip every line starting with "#". + * Enable skip_comments to skip every line starting with comment + * character. */ void stripspace(struct strbuf *sb, int skip_comments) { @@ -45,7 +46,7 @@ void stripspace(struct strbuf *sb, int skip_comments) eol = memchr(sb->buf + i, '\n', sb->len - i); len = eol ? eol - (sb->buf + i) + 1 : sb->len - i; - if (skip_comments && len && sb->buf[i] == '#') { + if (skip_comments && len && sb->buf[i] == comment_line_char) { newlen = 0; continue; } @@ -66,21 +67,53 @@ void stripspace(struct strbuf *sb, int skip_comments) strbuf_setlen(sb, j); } +static void comment_lines(struct strbuf *buf) +{ + char *msg; + size_t len; + + msg = strbuf_detach(buf, &len); + strbuf_add_commented_lines(buf, msg, len); + free(msg); +} + +static const char *usage_msg = "\n" +" git stripspace [-s | --strip-comments] < input\n" +" git stripspace [-c | --comment-lines] < input"; + int cmd_stripspace(int argc, const char **argv, const char *prefix) { struct strbuf buf = STRBUF_INIT; int strip_comments = 0; + enum { INVAL = 0, STRIP_SPACE = 1, COMMENT_LINES = 2 } mode = STRIP_SPACE; + + if (argc == 2) { + if (!strcmp(argv[1], "-s") || + !strcmp(argv[1], "--strip-comments")) { + strip_comments = 1; + } else if (!strcmp(argv[1], "-c") || + !strcmp(argv[1], "--comment-lines")) { + mode = COMMENT_LINES; + } else { + mode = INVAL; + } + } else if (argc > 1) { + mode = INVAL; + } + + if (mode == INVAL) + usage(usage_msg); - if (argc == 2 && (!strcmp(argv[1], "-s") || - !strcmp(argv[1], "--strip-comments"))) - strip_comments = 1; - else if (argc > 1) - usage("git stripspace [-s | --strip-comments] < input"); + if (strip_comments || mode == COMMENT_LINES) + git_config(git_default_config, NULL); if (strbuf_read(&buf, 0, 1024) < 0) die_errno("could not read the input"); - stripspace(&buf, strip_comments); + if (mode == STRIP_SPACE) + stripspace(&buf, strip_comments); + else + comment_lines(&buf); write_or_die(1, buf.buf, buf.len); strbuf_release(&buf); diff --git a/builtin/symbolic-ref.c b/builtin/symbolic-ref.c index 9e92828b3a..f481959421 100644 --- a/builtin/symbolic-ref.c +++ b/builtin/symbolic-ref.c @@ -5,12 +5,11 @@ static const char * const git_symbolic_ref_usage[] = { N_("git symbolic-ref [options] name [ref]"), + N_("git symbolic-ref -d [-q] name"), NULL }; -static int shorten; - -static void check_symref(const char *HEAD, int quiet) +static int check_symref(const char *HEAD, int quiet, int shorten, int print) { unsigned char sha1[20]; int flag; @@ -22,20 +21,24 @@ static void check_symref(const char *HEAD, int quiet) if (!quiet) die("ref %s is not a symbolic ref", HEAD); else - exit(1); + return 1; + } + if (print) { + if (shorten) + refname = shorten_unambiguous_ref(refname, 0); + puts(refname); } - if (shorten) - refname = shorten_unambiguous_ref(refname, 0); - puts(refname); + return 0; } int cmd_symbolic_ref(int argc, const char **argv, const char *prefix) { - int quiet = 0; + int quiet = 0, delete = 0, shorten = 0, ret = 0; const char *msg = NULL; struct option options[] = { OPT__QUIET(&quiet, N_("suppress error message for non-symbolic (detached) refs")), + OPT_BOOL('d', "delete", &delete, N_("delete symbolic ref")), OPT_BOOL(0, "short", &shorten, N_("shorten ref output")), OPT_STRING('m', NULL, &msg, N_("reason"), N_("reason of the update")), OPT_END(), @@ -46,9 +49,19 @@ int cmd_symbolic_ref(int argc, const char **argv, const char *prefix) git_symbolic_ref_usage, 0); if (msg &&!*msg) die("Refusing to perform update with empty message"); + + if (delete) { + if (argc != 1) + usage_with_options(git_symbolic_ref_usage, options); + ret = check_symref(argv[0], 1, 0, 0); + if (ret) + die("Cannot delete %s, not a symbolic ref", argv[0]); + return delete_ref(argv[0], NULL, REF_NODEREF); + } + switch (argc) { case 1: - check_symref(argv[0], quiet); + ret = check_symref(argv[0], quiet, shorten, 1); break; case 2: if (!strcmp(argv[0], "HEAD") && @@ -59,5 +72,5 @@ int cmd_symbolic_ref(int argc, const char **argv, const char *prefix) default: usage_with_options(git_symbolic_ref_usage, options); } - return 0; + return ret; } diff --git a/builtin/tag.c b/builtin/tag.c index 9c3e0673d5..af3af3f649 100644 --- a/builtin/tag.c +++ b/builtin/tag.c @@ -246,19 +246,13 @@ static int do_sign(struct strbuf *buffer) } static const char tag_template[] = - N_("\n" - "#\n" - "# Write a tag message\n" - "# Lines starting with '#' will be ignored.\n" - "#\n"); + N_("\nWrite a tag message\n" + "Lines starting with '%c' will be ignored.\n"); static const char tag_template_nocleanup[] = - N_("\n" - "#\n" - "# Write a tag message\n" - "# Lines starting with '#' will be kept; you may remove them" - " yourself if you want to.\n" - "#\n"); + N_("\nWrite a tag message\n" + "Lines starting with '%c' will be kept; you may remove them" + " yourself if you want to.\n"); static int git_tag_config(const char *var, const char *value, void *cb) { @@ -346,14 +340,18 @@ static void create_tag(const unsigned char *object, const char *tag, if (fd < 0) die_errno(_("could not create file '%s'"), path); - if (!is_null_sha1(prev)) + if (!is_null_sha1(prev)) { write_tag_body(fd, prev); - else if (opt->cleanup_mode == CLEANUP_ALL) - write_or_die(fd, _(tag_template), - strlen(_(tag_template))); - else - write_or_die(fd, _(tag_template_nocleanup), - strlen(_(tag_template_nocleanup))); + } else { + struct strbuf buf = STRBUF_INIT; + strbuf_addch(&buf, '\n'); + if (opt->cleanup_mode == CLEANUP_ALL) + strbuf_commented_addf(&buf, _(tag_template), comment_line_char); + else + strbuf_commented_addf(&buf, _(tag_template_nocleanup), comment_line_char); + write_or_die(fd, buf.buf, buf.len); + strbuf_release(&buf); + } close(fd); if (launch_editor(path, buf, NULL)) { @@ -584,7 +582,7 @@ int cmd_tag(int argc, const char **argv, const char *prefix) die(_("%s: cannot lock the ref"), ref.buf); if (write_ref_sha1(lock, object, NULL) < 0) die(_("%s: cannot update the ref"), ref.buf); - if (force && hashcmp(prev, object)) + if (force && !is_null_sha1(prev) && hashcmp(prev, object)) printf(_("Updated tag '%s' (was %s)\n"), tag, find_unique_abbrev(prev, DEFAULT_ABBREV)); strbuf_release(&buf); diff --git a/builtin/update-index.c b/builtin/update-index.c index 74986bf163..5c7762eef4 100644 --- a/builtin/update-index.c +++ b/builtin/update-index.c @@ -593,6 +593,7 @@ struct refresh_params { static int refresh(struct refresh_params *o, unsigned int flag) { setup_work_tree(); + read_cache_preload(NULL); *o->has_errors |= refresh_cache(o->flags | flag); return 0; } @@ -795,7 +796,7 @@ int cmd_update_index(int argc, const char **argv, const char *prefix) }; if (argc == 2 && !strcmp(argv[1], "-h")) - usage(update_index_usage[0]); + usage_with_options(update_index_usage, options); git_config(git_default_config, NULL); diff --git a/builtin/upload-archive.c b/builtin/upload-archive.c index b928beb8ed..af2da35e7d 100644 --- a/builtin/upload-archive.c +++ b/builtin/upload-archive.c @@ -7,6 +7,7 @@ #include "pkt-line.h" #include "sideband.h" #include "run-command.h" +#include "argv-array.h" static const char upload_archive_usage[] = "git upload-archive <repo>"; @@ -18,51 +19,31 @@ static const char deadchild[] = int cmd_upload_archive_writer(int argc, const char **argv, const char *prefix) { - const char *sent_argv[MAX_ARGS]; + struct argv_array sent_argv = ARGV_ARRAY_INIT; const char *arg_cmd = "argument "; - char *p, buf[4096]; - int sent_argc; - int len; if (argc != 2) usage(upload_archive_usage); - if (strlen(argv[1]) + 1 > sizeof(buf)) - die("insanely long repository name"); - - strcpy(buf, argv[1]); /* enter-repo smudges its argument */ - - if (!enter_repo(buf, 0)) - die("'%s' does not appear to be a git repository", buf); + if (!enter_repo(argv[1], 0)) + die("'%s' does not appear to be a git repository", argv[1]); /* put received options in sent_argv[] */ - sent_argc = 1; - sent_argv[0] = "git-upload-archive"; - for (p = buf;;) { - /* This will die if not enough free space in buf */ - len = packet_read_line(0, p, (buf + sizeof buf) - p); - if (len == 0) + argv_array_push(&sent_argv, "git-upload-archive"); + for (;;) { + char *buf = packet_read_line(0, NULL); + if (!buf) break; /* got a flush */ - if (sent_argc > MAX_ARGS - 2) - die("Too many options (>%d)", MAX_ARGS - 2); + if (sent_argv.argc > MAX_ARGS) + die("Too many options (>%d)", MAX_ARGS - 1); - if (p[len-1] == '\n') { - p[--len] = 0; - } - if (len < strlen(arg_cmd) || - strncmp(arg_cmd, p, strlen(arg_cmd))) + if (prefixcmp(buf, arg_cmd)) die("'argument' token or flush expected"); - - len -= strlen(arg_cmd); - memmove(p, p + strlen(arg_cmd), len); - sent_argv[sent_argc++] = p; - p += len; - *p++ = 0; + argv_array_push(&sent_argv, buf + strlen(arg_cmd)); } - sent_argv[sent_argc] = NULL; /* parse all options sent by the client */ - return write_archive(sent_argc, sent_argv, prefix, 0, NULL, 1); + return write_archive(sent_argv.argc, sent_argv.argv, prefix, 0, NULL, 1); } __attribute__((format (printf, 1, 2))) diff --git a/builtin/verify-tag.c b/builtin/verify-tag.c index a8eee886a5..9cdf332333 100644 --- a/builtin/verify-tag.c +++ b/builtin/verify-tag.c @@ -29,7 +29,7 @@ static int run_gpg_verify(const char *buf, unsigned long size, int verbose) if (size == len) return error("no signature found"); - return verify_signed_buffer(buf, len, buf + len, size - len, NULL); + return verify_signed_buffer(buf, len, buf + len, size - len, NULL, NULL); } static int verify_tag(const char *name, int verbose) |