diff options
Diffstat (limited to 'log-tree.c')
-rw-r--r-- | log-tree.c | 469 |
1 files changed, 302 insertions, 167 deletions
diff --git a/log-tree.c b/log-tree.c index 24c295ea1d..53bb52659b 100644 --- a/log-tree.c +++ b/log-tree.c @@ -8,18 +8,11 @@ #include "refs.h" #include "string-list.h" #include "color.h" +#include "gpg-interface.h" +#include "sequencer.h" +#include "line-log.h" -struct decoration name_decoration = { "object names" }; - -enum decoration_type { - DECORATION_NONE = 0, - DECORATION_REF_LOCAL, - DECORATION_REF_REMOTE, - DECORATION_REF_TAG, - DECORATION_REF_STASH, - DECORATION_REF_HEAD, - DECORATION_GRAFTED, -}; +static struct decoration name_decoration = { "object names" }; static char decoration_colors[][COLOR_MAXLEN] = { GIT_COLOR_RESET, @@ -63,15 +56,14 @@ static int parse_decorate_color_slot(const char *slot) return -1; } -int parse_decorate_color_config(const char *var, const int ofs, const char *value) +int parse_decorate_color_config(const char *var, const char *slot_name, const char *value) { - int slot = parse_decorate_color_slot(var + ofs); + int slot = parse_decorate_color_slot(slot_name); if (slot < 0) return 0; if (!value) return config_error_nonbool(var); - color_parse(value, var, decoration_colors[slot]); - return 0; + return color_parse(value, decoration_colors[slot]); } /* @@ -81,23 +73,28 @@ int parse_decorate_color_config(const char *var, const int ofs, const char *valu #define decorate_get_color_opt(o, ix) \ decorate_get_color((o)->use_color, ix) -static void add_name_decoration(enum decoration_type type, const char *name, struct object *obj) +void add_name_decoration(enum decoration_type type, const char *name, struct object *obj) { int nlen = strlen(name); - struct name_decoration *res = xmalloc(sizeof(struct name_decoration) + nlen); + struct name_decoration *res = xmalloc(sizeof(*res) + nlen + 1); memcpy(res->name, name, nlen + 1); res->type = type; res->next = add_decoration(&name_decoration, obj, res); } +const struct name_decoration *get_name_decoration(const struct object *obj) +{ + return lookup_decoration(&name_decoration, obj); +} + static int add_ref_decoration(const char *refname, const unsigned char *sha1, int flags, void *cb_data) { struct object *obj; enum decoration_type type = DECORATION_NONE; - if (!prefixcmp(refname, "refs/replace/")) { + if (starts_with(refname, "refs/replace/")) { unsigned char original_sha1[20]; - if (!read_replace_refs) + if (!check_replace_refs) return 0; if (get_sha1_hex(refname + 13, original_sha1)) { warning("invalid replace ref %s", refname); @@ -113,15 +110,15 @@ static int add_ref_decoration(const char *refname, const unsigned char *sha1, in if (!obj) return 0; - if (!prefixcmp(refname, "refs/heads/")) + if (starts_with(refname, "refs/heads/")) type = DECORATION_REF_LOCAL; - else if (!prefixcmp(refname, "refs/remotes/")) + else if (starts_with(refname, "refs/remotes/")) type = DECORATION_REF_REMOTE; - else if (!prefixcmp(refname, "refs/tags/")) + else if (starts_with(refname, "refs/tags/")) type = DECORATION_REF_TAG; - else if (!prefixcmp(refname, "refs/stash")) + else if (!strcmp(refname, "refs/stash")) type = DECORATION_REF_STASH; - else if (!prefixcmp(refname, "HEAD")) + else if (!strcmp(refname, "HEAD")) type = DECORATION_REF_HEAD; if (!cb_data || *(int *)cb_data == DECORATE_SHORT_REFS) @@ -131,6 +128,8 @@ static int add_ref_decoration(const char *refname, const unsigned char *sha1, in obj = ((struct tag *)obj)->tagged; if (!obj) break; + if (!obj->parsed) + parse_object(obj->sha1); add_name_decoration(DECORATION_REF_TAG, refname, obj); } return 0; @@ -165,119 +164,62 @@ static void show_parents(struct commit *commit, int abbrev) } } -void show_decorations(struct rev_info *opt, struct commit *commit) +static void show_children(struct rev_info *opt, struct commit *commit, int abbrev) +{ + struct commit_list *p = lookup_decoration(&opt->children, &commit->object); + for ( ; p; p = p->next) { + printf(" %s", find_unique_abbrev(p->item->object.sha1, abbrev)); + } +} + +/* + * The caller makes sure there is no funny color before calling. + * format_decorations_extended makes sure the same after return. + */ +void format_decorations_extended(struct strbuf *sb, + const struct commit *commit, + int use_color, + const char *prefix, + const char *separator, + const char *suffix) { - const char *prefix; - struct name_decoration *decoration; + const struct name_decoration *decoration; const char *color_commit = - diff_get_color_opt(&opt->diffopt, DIFF_COMMIT); + diff_get_color(use_color, DIFF_COMMIT); const char *color_reset = - decorate_get_color_opt(&opt->diffopt, DECORATION_NONE); + decorate_get_color(use_color, DECORATION_NONE); - if (opt->show_source && commit->util) - printf("\t%s", (char *) commit->util); - if (!opt->show_decorations) - return; - decoration = lookup_decoration(&name_decoration, &commit->object); + decoration = get_name_decoration(&commit->object); if (!decoration) return; - prefix = " ("; while (decoration) { - printf("%s", prefix); - fputs(decorate_get_color_opt(&opt->diffopt, decoration->type), - stdout); + strbuf_addstr(sb, color_commit); + strbuf_addstr(sb, prefix); + strbuf_addstr(sb, color_reset); + strbuf_addstr(sb, decorate_get_color(use_color, decoration->type)); if (decoration->type == DECORATION_REF_TAG) - fputs("tag: ", stdout); - printf("%s", decoration->name); - fputs(color_reset, stdout); - fputs(color_commit, stdout); - prefix = ", "; + strbuf_addstr(sb, "tag: "); + strbuf_addstr(sb, decoration->name); + strbuf_addstr(sb, color_reset); + prefix = separator; decoration = decoration->next; } - putchar(')'); -} - -/* - * Search for "^[-A-Za-z]+: [^@]+@" pattern. It usually matches - * Signed-off-by: and Acked-by: lines. - */ -static int detect_any_signoff(char *letter, int size) -{ - char *cp; - int seen_colon = 0; - int seen_at = 0; - int seen_name = 0; - int seen_head = 0; - - cp = letter + size; - while (letter <= --cp && *cp == '\n') - continue; - - while (letter <= cp) { - char ch = *cp--; - if (ch == '\n') - break; - - if (!seen_at) { - if (ch == '@') - seen_at = 1; - continue; - } - if (!seen_colon) { - if (ch == '@') - return 0; - else if (ch == ':') - seen_colon = 1; - else - seen_name = 1; - continue; - } - if (('A' <= ch && ch <= 'Z') || - ('a' <= ch && ch <= 'z') || - ch == '-') { - seen_head = 1; - continue; - } - /* no empty last line doesn't match */ - return 0; - } - return seen_head && seen_name; + strbuf_addstr(sb, color_commit); + strbuf_addstr(sb, suffix); + strbuf_addstr(sb, color_reset); } -static void append_signoff(struct strbuf *sb, const char *signoff) +void show_decorations(struct rev_info *opt, struct commit *commit) { - static const char signed_off_by[] = "Signed-off-by: "; - size_t signoff_len = strlen(signoff); - int has_signoff = 0; - char *cp; - - cp = sb->buf; - - /* First see if we already have the sign-off by the signer */ - while ((cp = strstr(cp, signed_off_by))) { + struct strbuf sb = STRBUF_INIT; - has_signoff = 1; - - cp += strlen(signed_off_by); - if (cp + signoff_len >= sb->buf + sb->len) - break; - if (strncmp(cp, signoff, signoff_len)) - continue; - if (!isspace(cp[signoff_len])) - continue; - /* we already have him */ + if (opt->show_source && commit->util) + printf("\t%s", (char *) commit->util); + if (!opt->show_decorations) return; - } - - if (!has_signoff) - has_signoff = detect_any_signoff(sb->buf, sb->len); - - if (!has_signoff) - strbuf_addch(sb, '\n'); - - strbuf_addstr(sb, signed_off_by); - strbuf_add(sb, signoff, signoff_len); - strbuf_addch(sb, '\n'); + format_decorations(&sb, commit, opt->diffopt.use_color); + fputs(sb.buf, stdout); + strbuf_release(&sb); } static unsigned int digits_in_number(unsigned int number) @@ -290,23 +232,34 @@ static unsigned int digits_in_number(unsigned int number) return result; } -void get_patch_filename(struct commit *commit, int nr, const char *suffix, - struct strbuf *buf) +void fmt_output_subject(struct strbuf *filename, + const char *subject, + struct rev_info *info) { - int suffix_len = strlen(suffix) + 1; - int start_len = buf->len; - - strbuf_addf(buf, commit ? "%04d-" : "%d", nr); - if (commit) { - int max_len = start_len + FORMAT_PATCH_NAME_MAX - suffix_len; - struct pretty_print_context ctx = {0}; - ctx.date_mode = DATE_NORMAL; - - format_commit_message(commit, "%f", buf, &ctx); - if (max_len < buf->len) - strbuf_setlen(buf, max_len); - strbuf_addstr(buf, suffix); - } + const char *suffix = info->patch_suffix; + int nr = info->nr; + int start_len = filename->len; + int max_len = start_len + FORMAT_PATCH_NAME_MAX - (strlen(suffix) + 1); + + if (0 < info->reroll_count) + strbuf_addf(filename, "v%d-", info->reroll_count); + strbuf_addf(filename, "%04d-%s", nr, subject); + + if (max_len < filename->len) + strbuf_setlen(filename, max_len); + strbuf_addstr(filename, suffix); +} + +void fmt_output_commit(struct strbuf *filename, + struct commit *commit, + struct rev_info *info) +{ + struct pretty_print_context ctx = {0}; + struct strbuf subject = STRBUF_INIT; + + format_commit_message(commit, "%f", &subject, &ctx); + fmt_output_subject(filename, subject.buf, info); + strbuf_release(&subject); } void log_write_email_headers(struct rev_info *opt, struct commit *commit, @@ -375,8 +328,10 @@ void log_write_email_headers(struct rev_info *opt, struct commit *commit, mime_boundary_leader, opt->mime_boundary); extra_headers = subject_buffer; - get_patch_filename(opt->numbered_files ? NULL : commit, opt->nr, - opt->patch_suffix, &filename); + if (opt->numbered_files) + strbuf_addf(&filename, "%d", opt->nr); + else + fmt_output_commit(&filename, commit, opt); snprintf(buffer, sizeof(buffer) - 1, "\n--%s%s\n" "Content-Type: text/x-patch;" @@ -395,6 +350,121 @@ void log_write_email_headers(struct rev_info *opt, struct commit *commit, *extra_headers_p = extra_headers; } +static void show_sig_lines(struct rev_info *opt, int status, const char *bol) +{ + const char *color, *reset, *eol; + + color = diff_get_color_opt(&opt->diffopt, + status ? DIFF_WHITESPACE : DIFF_FRAGINFO); + reset = diff_get_color_opt(&opt->diffopt, DIFF_RESET); + while (*bol) { + eol = strchrnul(bol, '\n'); + printf("%s%.*s%s%s", color, (int)(eol - bol), bol, reset, + *eol ? "\n" : ""); + graph_show_oneline(opt->graph); + bol = (*eol) ? (eol + 1) : eol; + } +} + +static void show_signature(struct rev_info *opt, struct commit *commit) +{ + struct strbuf payload = STRBUF_INIT; + struct strbuf signature = STRBUF_INIT; + struct strbuf gpg_output = STRBUF_INIT; + int status; + + if (parse_signed_commit(commit, &payload, &signature) <= 0) + goto out; + + status = verify_signed_buffer(payload.buf, payload.len, + signature.buf, signature.len, + &gpg_output, NULL); + if (status && !gpg_output.len) + strbuf_addstr(&gpg_output, "No signature\n"); + + show_sig_lines(opt, status, gpg_output.buf); + + out: + strbuf_release(&gpg_output); + strbuf_release(&payload); + strbuf_release(&signature); +} + +static int which_parent(const unsigned char *sha1, const struct commit *commit) +{ + int nth; + const struct commit_list *parent; + + for (nth = 0, parent = commit->parents; parent; parent = parent->next) { + if (!hashcmp(parent->item->object.sha1, sha1)) + return nth; + nth++; + } + return -1; +} + +static int is_common_merge(const struct commit *commit) +{ + return (commit->parents + && commit->parents->next + && !commit->parents->next->next); +} + +static void show_one_mergetag(struct commit *commit, + struct commit_extra_header *extra, + void *data) +{ + struct rev_info *opt = (struct rev_info *)data; + unsigned char sha1[20]; + struct tag *tag; + struct strbuf verify_message; + int status, nth; + size_t payload_size, gpg_message_offset; + + hash_sha1_file(extra->value, extra->len, typename(OBJ_TAG), sha1); + tag = lookup_tag(sha1); + if (!tag) + return; /* error message already given */ + + strbuf_init(&verify_message, 256); + if (parse_tag_buffer(tag, extra->value, extra->len)) + strbuf_addstr(&verify_message, "malformed mergetag\n"); + else if (is_common_merge(commit) && + !hashcmp(tag->tagged->sha1, + commit->parents->next->item->object.sha1)) + strbuf_addf(&verify_message, + "merged tag '%s'\n", tag->tag); + else if ((nth = which_parent(tag->tagged->sha1, commit)) < 0) + strbuf_addf(&verify_message, "tag %s names a non-parent %s\n", + tag->tag, tag->tagged->sha1); + else + strbuf_addf(&verify_message, + "parent #%d, tagged '%s'\n", nth + 1, tag->tag); + gpg_message_offset = verify_message.len; + + payload_size = parse_signature(extra->value, extra->len); + status = -1; + if (extra->len > payload_size) { + /* could have a good signature */ + if (!verify_signed_buffer(extra->value, payload_size, + extra->value + payload_size, + extra->len - payload_size, + &verify_message, NULL)) + status = 0; /* good */ + else if (verify_message.len <= gpg_message_offset) + strbuf_addstr(&verify_message, "No signature\n"); + /* otherwise we couldn't verify, which is shown as bad */ + } + + show_sig_lines(opt, status, verify_message.buf); + strbuf_release(&verify_message); +} + +static void show_mergetag(struct rev_info *opt, struct commit *commit) +{ + for_each_mergetag(show_one_mergetag, commit, opt); +} + void show_log(struct rev_info *opt) { struct strbuf msgbuf = STRBUF_INIT; @@ -405,7 +475,6 @@ void show_log(struct rev_info *opt) struct pretty_print_context ctx = {0}; opt->loginfo = NULL; - ctx.show_notes = opt->show_notes; if (!opt->verbose_header) { graph_show_commit(opt->graph); @@ -414,6 +483,8 @@ void show_log(struct rev_info *opt) fputs(find_unique_abbrev(commit->object.sha1, abbrev_commit), stdout); if (opt->print_parents) show_parents(commit, abbrev_commit); + if (opt->children.name) + show_children(opt, commit, abbrev_commit); show_decorations(opt, commit); if (opt->graph && !graph_is_commit_finished(opt->graph)) { putchar('\n'); @@ -473,12 +544,14 @@ void show_log(struct rev_info *opt) stdout); if (opt->print_parents) show_parents(commit, abbrev_commit); + if (opt->children.name) + show_children(opt, commit, abbrev_commit); if (parent) printf(" (from %s)", find_unique_abbrev(parent->object.sha1, abbrev_commit)); + fputs(diff_get_color_opt(&opt->diffopt, DIFF_RESET), stdout); show_decorations(opt, commit); - printf("%s", diff_get_color_opt(&opt->diffopt, DIFF_RESET)); if (opt->commit_format == CMIT_FMT_ONELINE) { putchar(' '); } else { @@ -493,33 +566,67 @@ void show_log(struct rev_info *opt) * graph info here. */ show_reflog_message(opt->reflog_info, - opt->commit_format == CMIT_FMT_ONELINE, - opt->date_mode_explicit ? - opt->date_mode : - DATE_NORMAL); + opt->commit_format == CMIT_FMT_ONELINE, + opt->date_mode, + opt->date_mode_explicit); if (opt->commit_format == CMIT_FMT_ONELINE) return; } } - if (!commit->buffer) + if (opt->show_signature) { + show_signature(opt, commit); + show_mergetag(opt, commit); + } + + if (!get_cached_commit_buffer(commit, NULL)) return; + if (opt->show_notes) { + int raw; + struct strbuf notebuf = STRBUF_INIT; + + raw = (opt->commit_format == CMIT_FMT_USERFORMAT); + format_display_notes(commit->object.sha1, ¬ebuf, + get_log_output_encoding(), raw); + ctx.notes_message = notebuf.len + ? strbuf_detach(¬ebuf, NULL) + : xcalloc(1, 1); + } + /* * And then the pretty-printed message itself */ - if (ctx.need_8bit_cte >= 0) - ctx.need_8bit_cte = has_non_ascii(opt->add_signoff); + if (ctx.need_8bit_cte >= 0 && opt->add_signoff) + ctx.need_8bit_cte = + has_non_ascii(fmt_name(getenv("GIT_COMMITTER_NAME"), + getenv("GIT_COMMITTER_EMAIL"))); ctx.date_mode = opt->date_mode; + ctx.date_mode_explicit = opt->date_mode_explicit; ctx.abbrev = opt->diffopt.abbrev; ctx.after_subject = extra_headers; ctx.preserve_subject = opt->preserve_subject; ctx.reflog_info = opt->reflog_info; ctx.fmt = opt->commit_format; + ctx.mailmap = opt->mailmap; + ctx.color = opt->diffopt.use_color; + ctx.output_encoding = get_log_output_encoding(); + if (opt->from_ident.mail_begin && opt->from_ident.name_begin) + ctx.from_ident = &opt->from_ident; pretty_print_commit(&ctx, commit, &msgbuf); if (opt->add_signoff) - append_signoff(&msgbuf, opt->add_signoff); + append_signoff(&msgbuf, 0, APPEND_SIGNOFF_DEDUP); + + if ((ctx.fmt != CMIT_FMT_USERFORMAT) && + ctx.notes_message && *ctx.notes_message) { + if (ctx.fmt == CMIT_FMT_EMAIL) { + strbuf_addstr(&msgbuf, "---\n"); + opt->shown_dashes = 1; + } + strbuf_addstr(&msgbuf, ctx.notes_message); + } + if (opt->show_log_size) { printf("log size %i\n", (int)msgbuf.len); graph_show_oneline(opt->graph); @@ -538,17 +645,19 @@ void show_log(struct rev_info *opt) graph_show_commit_msg(opt->graph, &msgbuf); else fwrite(msgbuf.buf, sizeof(char), msgbuf.len, stdout); - if (opt->use_terminator) { + if (opt->use_terminator && !commit_format_is_empty(opt->commit_format)) { if (!opt->missing_newline) graph_show_padding(opt->graph); - putchar('\n'); + putchar(opt->diffopt.line_termination); } strbuf_release(&msgbuf); + free(ctx.notes_message); } int log_tree_diff_flush(struct rev_info *opt) { + opt->shown_dashes = 0; diffcore_std(&opt->diffopt); if (diff_queue_is_empty()) { @@ -560,24 +669,38 @@ int log_tree_diff_flush(struct rev_info *opt) } if (opt->loginfo && !opt->no_commit_id) { - /* When showing a verbose header (i.e. log message), - * and not in --pretty=oneline format, we would want - * an extra newline between the end of log and the - * output for readability. - */ show_log(opt); if ((opt->diffopt.output_format & ~DIFF_FORMAT_NO_OUTPUT) && opt->verbose_header && - opt->commit_format != CMIT_FMT_ONELINE) { + opt->commit_format != CMIT_FMT_ONELINE && + !commit_format_is_empty(opt->commit_format)) { + /* + * When showing a verbose header (i.e. log message), + * and not in --pretty=oneline format, we would want + * an extra newline between the end of log and the + * diff/diffstat output for readability. + */ int pch = DIFF_FORMAT_DIFFSTAT | DIFF_FORMAT_PATCH; - if ((pch & opt->diffopt.output_format) == pch) - printf("---"); if (opt->diffopt.output_prefix) { struct strbuf *msg = NULL; msg = opt->diffopt.output_prefix(&opt->diffopt, opt->diffopt.output_prefix_data); fwrite(msg->buf, msg->len, 1, stdout); } + + /* + * We may have shown three-dashes line early + * between notes and the log message, in which + * case we only want a blank line after the + * notes without (an extra) three-dashes line. + * Otherwise, we show the three-dashes line if + * we are showing the patch with diffstat, but + * in that case, there is no extra blank line + * after the three-dashes line. + */ + if (!opt->shown_dashes && + (pch & opt->diffopt.output_format) == pch) + printf("---"); putchar('\n'); } } @@ -587,9 +710,7 @@ int log_tree_diff_flush(struct rev_info *opt) static int do_diff_combined(struct rev_info *opt, struct commit *commit) { - unsigned const char *sha1 = commit->object.sha1; - - diff_tree_combined_merge(sha1, opt->dense_combined_merges, opt); + diff_tree_combined_merge(commit, opt->dense_combined_merges, opt); return !opt->loginfo; } @@ -602,13 +723,16 @@ static int log_tree_diff(struct rev_info *opt, struct commit *commit, struct log { int showed_log; struct commit_list *parents; - unsigned const char *sha1 = commit->object.sha1; + unsigned const char *sha1; if (!opt->diff && !DIFF_OPT_TST(&opt->diffopt, EXIT_WITH_STATUS)) return 0; + parse_commit_or_die(commit); + sha1 = commit->tree->object.sha1; + /* Root commit? */ - parents = commit->parents; + parents = get_saved_parents(opt, commit); if (!parents) { if (opt->show_root_diff) { diff_root_tree_sha1(sha1, "", &opt->diffopt); @@ -629,7 +753,9 @@ static int log_tree_diff(struct rev_info *opt, struct commit *commit, struct log * parent, showing summary diff of the others * we merged _in_. */ - diff_tree_sha1(parents->item->object.sha1, sha1, "", &opt->diffopt); + parse_commit_or_die(parents->item); + diff_tree_sha1(parents->item->tree->object.sha1, + sha1, "", &opt->diffopt); log_tree_diff_flush(opt); return !opt->loginfo; } @@ -642,7 +768,9 @@ static int log_tree_diff(struct rev_info *opt, struct commit *commit, struct log for (;;) { struct commit *parent = parents->item; - diff_tree_sha1(parent->object.sha1, sha1, "", &opt->diffopt); + parse_commit_or_die(parent); + diff_tree_sha1(parent->tree->object.sha1, + sha1, "", &opt->diffopt); log_tree_diff_flush(opt); showed_log |= !opt->loginfo; @@ -666,12 +794,19 @@ int log_tree_commit(struct rev_info *opt, struct commit *commit) log.parent = NULL; opt->loginfo = &log; + if (opt->line_level_traverse) + return line_log_print(opt, commit); + + if (opt->track_linear && !opt->linear && !opt->reverse_output_stage) + printf("\n%s\n", opt->break_bar); shown = log_tree_diff(opt, commit, &log); if (!shown && opt->loginfo && opt->always_show_header) { log.parent = NULL; show_log(opt); shown = 1; } + if (opt->track_linear && !opt->linear && opt->reverse_output_stage) + printf("\n%s\n", opt->break_bar); opt->loginfo = NULL; maybe_flush_or_die(stdout, "stdout"); return shown; |