diff options
Diffstat (limited to 'builtin/commit.c')
-rw-r--r-- | builtin/commit.c | 259 |
1 files changed, 186 insertions, 73 deletions
diff --git a/builtin/commit.c b/builtin/commit.c index 3767478c6d..5ed60364ce 100644 --- a/builtin/commit.c +++ b/builtin/commit.c @@ -113,6 +113,7 @@ static char *sign_commit; static enum { CLEANUP_SPACE, CLEANUP_NONE, + CLEANUP_SCISSORS, CLEANUP_ALL } cleanup_mode; static const char *cleanup_arg; @@ -234,7 +235,7 @@ static int list_paths(struct string_list *list, const char *with_tree, if (ce->ce_flags & CE_UPDATE) continue; - if (!match_pathspec_depth(pattern, ce->name, ce_namelen(ce), 0, m)) + if (!ce_path_match(ce, pattern, m)) continue; item = string_list_insert(list, ce->name); if (ce_skip_worktree(ce)) @@ -304,10 +305,8 @@ static void refresh_cache_or_die(int refresh_flags) static char *prepare_index(int argc, const char **argv, const char *prefix, const struct commit *current_head, int is_status) { - int fd; struct string_list partial; struct pathspec pathspec; - char *old_index_env = NULL; int refresh_flags = REFRESH_QUIET; if (is_status) @@ -320,12 +319,12 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, die(_("index file corrupt")); if (interactive) { - fd = hold_locked_index(&index_lock, 1); + char *old_index_env = NULL; + hold_locked_index(&index_lock, 1); refresh_cache_or_die(refresh_flags); - if (write_cache(fd, active_cache, active_nr) || - close_lock_file(&index_lock)) + if (write_locked_index(&the_index, &index_lock, CLOSE_LOCK)) die(_("unable to create temporary index")); old_index_env = getenv(INDEX_ENVIRONMENT); @@ -359,12 +358,11 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, * (B) on failure, rollback the real index. */ if (all || (also && pathspec.nr)) { - fd = hold_locked_index(&index_lock, 1); + hold_locked_index(&index_lock, 1); add_files_to_cache(also ? prefix : NULL, &pathspec, 0); refresh_cache_or_die(refresh_flags); update_main_cache_tree(WRITE_TREE_SILENT); - if (write_cache(fd, active_cache, active_nr) || - close_lock_file(&index_lock)) + if (write_locked_index(&the_index, &index_lock, CLOSE_LOCK)) die(_("unable to write new_index file")); commit_style = COMMIT_NORMAL; return index_lock.filename; @@ -380,12 +378,12 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, * We still need to refresh the index here. */ if (!only && !pathspec.nr) { - fd = hold_locked_index(&index_lock, 1); + hold_locked_index(&index_lock, 1); refresh_cache_or_die(refresh_flags); if (active_cache_changed) { update_main_cache_tree(WRITE_TREE_SILENT); - if (write_cache(fd, active_cache, active_nr) || - commit_locked_index(&index_lock)) + if (write_locked_index(&the_index, &index_lock, + COMMIT_LOCK)) die(_("unable to write new_index file")); } else { rollback_lock_file(&index_lock); @@ -422,8 +420,7 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, die(_("cannot do a partial commit during a cherry-pick.")); } - memset(&partial, 0, sizeof(partial)); - partial.strdup_strings = 1; + string_list_init(&partial, 1); if (list_paths(&partial, !current_head ? NULL : "HEAD", prefix, &pathspec)) exit(1); @@ -431,24 +428,22 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, if (read_cache() < 0) die(_("cannot read the index")); - fd = hold_locked_index(&index_lock, 1); + hold_locked_index(&index_lock, 1); add_remove_files(&partial); refresh_cache(REFRESH_QUIET); - if (write_cache(fd, active_cache, active_nr) || - close_lock_file(&index_lock)) + if (write_locked_index(&the_index, &index_lock, CLOSE_LOCK)) die(_("unable to write new_index file")); - fd = hold_lock_file_for_update(&false_lock, - git_path("next-index-%"PRIuMAX, - (uintmax_t) getpid()), - LOCK_DIE_ON_ERROR); + hold_lock_file_for_update(&false_lock, + git_path("next-index-%"PRIuMAX, + (uintmax_t) getpid()), + LOCK_DIE_ON_ERROR); create_base_index(current_head); add_remove_files(&partial); refresh_cache(REFRESH_QUIET); - if (write_cache(fd, active_cache, active_nr) || - close_lock_file(&false_lock)) + if (write_locked_index(&the_index, &false_lock, CLOSE_LOCK)) die(_("unable to write temporary index file")); discard_cache(); @@ -525,10 +520,29 @@ static int sane_ident_split(struct ident_split *person) return 1; } +static int parse_force_date(const char *in, char *out, int len) +{ + if (len < 1) + return -1; + *out++ = '@'; + len--; + + if (parse_date(in, out, len) < 0) { + int errors = 0; + unsigned long t = approxidate_careful(in, &errors); + if (errors) + return -1; + snprintf(out, len, "%lu", t); + } + + return 0; +} + static void determine_author_info(struct strbuf *author_ident) { char *name, *email, *date; struct ident_split author; + char date_buf[64]; name = getenv("GIT_AUTHOR_NAME"); email = getenv("GIT_AUTHOR_EMAIL"); @@ -573,8 +587,12 @@ static void determine_author_info(struct strbuf *author_ident) email = xstrndup(lb + 2, rb - (lb + 2)); } - if (force_date) - date = force_date; + if (force_date) { + if (parse_force_date(force_date, date_buf, sizeof(date_buf))) + die(_("invalid date format: %s"), force_date); + date = date_buf; + } + strbuf_addstr(author_ident, fmt_ident(name, email, date, IDENT_STRICT)); if (!split_ident_line(&author, author_ident->buf, author_ident->len) && sane_ident_split(&author)) { @@ -584,13 +602,46 @@ static void determine_author_info(struct strbuf *author_ident) } } -static char *cut_ident_timestamp_part(char *string) +static void split_ident_or_die(struct ident_split *id, const struct strbuf *buf) { - char *ket = strrchr(string, '>'); - if (!ket || ket[1] != ' ') - die(_("Malformed ident string: '%s'"), string); - *++ket = '\0'; - return ket; + if (split_ident_line(id, buf->buf, buf->len) || + !sane_ident_split(id)) + die(_("Malformed ident string: '%s'"), buf->buf); +} + +static int author_date_is_interesting(void) +{ + return author_message || force_date; +} + +static void adjust_comment_line_char(const struct strbuf *sb) +{ + char candidates[] = "#;@!$%^&|:"; + char *candidate; + const char *p; + + comment_line_char = candidates[0]; + if (!memchr(sb->buf, comment_line_char, sb->len)) + return; + + p = sb->buf; + candidate = strchr(candidates, *p); + if (candidate) + *candidate = ' '; + for (p = sb->buf; *p; p++) { + if ((p[0] == '\n' || p[0] == '\r') && p[1]) { + candidate = strchr(candidates, p[1]); + if (candidate) + *candidate = ' '; + } + } + + for (p = candidates; *p == ' '; p++) + ; + if (!*p) + die(_("unable to select a comment character that is not used\n" + "in the current commit message")); + comment_line_char = *p; } static int prepare_to_commit(const char *index_file, const char *prefix, @@ -600,19 +651,17 @@ static int prepare_to_commit(const char *index_file, const char *prefix, { struct stat statbuf; struct strbuf committer_ident = STRBUF_INIT; - int commitable, saved_color_setting; + int commitable; struct strbuf sb = STRBUF_INIT; - char *buffer; const char *hook_arg1 = NULL; const char *hook_arg2 = NULL; - int ident_shown = 0; int clean_message_contents = (cleanup_mode != CLEANUP_NONE); int old_display_comment_prefix; /* This checks and barfs if author is badly specified */ determine_author_info(author_ident); - if (!no_verify && run_hook(index_file, "pre-commit", NULL)) + if (!no_verify && run_commit_hook(use_editor, index_file, "pre-commit", NULL)) return 0; if (squash_message) { @@ -649,10 +698,10 @@ static int prepare_to_commit(const char *index_file, const char *prefix, logfile); hook_arg1 = "message"; } else if (use_message) { + char *buffer; buffer = strstr(use_message_buffer, "\n\n"); - if (!use_editor && (!buffer || buffer[2] == '\0')) - die(_("commit has empty message")); - strbuf_add(&sb, buffer + 2, strlen(buffer + 2)); + if (buffer) + strbuf_addstr(&sb, buffer + 2); hook_arg1 = "commit"; hook_arg2 = use_message; } else if (fixup_message) { @@ -748,13 +797,20 @@ static int prepare_to_commit(const char *index_file, const char *prefix, if (fwrite(sb.buf, 1, sb.len, s->fp) < sb.len) die_errno(_("could not write commit template")); + if (auto_comment_line_char) + adjust_comment_line_char(&sb); strbuf_release(&sb); /* This checks if committer ident is explicitly given */ strbuf_addstr(&committer_ident, git_committer_info(IDENT_STRICT)); if (use_editor && include_status) { - char *ai_tmp, *ci_tmp; - if (whence != FROM_COMMIT) + int ident_shown = 0; + int saved_color_setting; + struct ident_split ci, ai; + + if (whence != FROM_COMMIT) { + if (cleanup_mode == CLEANUP_SCISSORS) + wt_status_add_cut_line(s->fp); status_printf_ln(s, GIT_COLOR_NORMAL, whence == FROM_MERGE ? _("\n" @@ -770,6 +826,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix, git_path(whence == FROM_MERGE ? "MERGE_HEAD" : "CHERRY_PICK_HEAD")); + } fprintf(s->fp, "\n"); if (cleanup_mode == CLEANUP_ALL) @@ -777,6 +834,8 @@ static int prepare_to_commit(const char *index_file, const char *prefix, _("Please enter the commit message for your changes." " Lines starting\nwith '%c' will be ignored, and an empty" " message aborts the commit.\n"), comment_line_char); + else if (cleanup_mode == CLEANUP_SCISSORS && whence == FROM_COMMIT) + wt_status_add_cut_line(s->fp); else /* CLEANUP_SPACE, that is. */ status_printf(s, GIT_COLOR_NORMAL, _("Please enter the commit message for your changes." @@ -788,32 +847,39 @@ static int prepare_to_commit(const char *index_file, const char *prefix, status_printf_ln(s, GIT_COLOR_NORMAL, "%s", only_include_assumed); - ai_tmp = cut_ident_timestamp_part(author_ident->buf); - ci_tmp = cut_ident_timestamp_part(committer_ident.buf); - if (strcmp(author_ident->buf, committer_ident.buf)) + split_ident_or_die(&ai, author_ident); + split_ident_or_die(&ci, &committer_ident); + + if (ident_cmp(&ai, &ci)) status_printf_ln(s, GIT_COLOR_NORMAL, _("%s" - "Author: %s"), + "Author: %.*s <%.*s>"), ident_shown++ ? "" : "\n", - author_ident->buf); + (int)(ai.name_end - ai.name_begin), ai.name_begin, + (int)(ai.mail_end - ai.mail_begin), ai.mail_begin); + + if (author_date_is_interesting()) + status_printf_ln(s, GIT_COLOR_NORMAL, + _("%s" + "Date: %s"), + ident_shown++ ? "" : "\n", + show_ident_date(&ai, DATE_NORMAL)); if (!committer_ident_sufficiently_given()) status_printf_ln(s, GIT_COLOR_NORMAL, _("%s" - "Committer: %s"), + "Committer: %.*s <%.*s>"), ident_shown++ ? "" : "\n", - committer_ident.buf); + (int)(ci.name_end - ci.name_begin), ci.name_begin, + (int)(ci.mail_end - ci.mail_begin), ci.mail_begin); if (ident_shown) - status_printf_ln(s, GIT_COLOR_NORMAL, ""); + status_printf_ln(s, GIT_COLOR_NORMAL, "%s", ""); saved_color_setting = s->use_color; s->use_color = 0; commitable = run_status(s->fp, index_file, prefix, 1, s); s->use_color = saved_color_setting; - - *ai_tmp = ' '; - *ci_tmp = ' '; } else { unsigned char sha1[20]; const char *parent = "HEAD"; @@ -826,8 +892,22 @@ static int prepare_to_commit(const char *index_file, const char *prefix, if (get_sha1(parent, sha1)) commitable = !!active_nr; - else - commitable = index_differs_from(parent, 0); + else { + /* + * Unless the user did explicitly request a submodule + * ignore mode by passing a command line option we do + * not ignore any changed submodule SHA-1s when + * comparing index and parent, no matter what is + * configured. Otherwise we won't commit any + * submodules which were manually staged, which would + * be really confusing. + */ + int diff_flags = DIFF_OPT_OVERRIDE_SUBMODULE_CONFIG; + if (ignore_submodule_arg && + !strcmp(ignore_submodule_arg, "all")) + diff_flags |= DIFF_OPT_IGNORE_SUBMODULES; + commitable = index_differs_from(parent, diff_flags); + } } strbuf_release(&committer_ident); @@ -866,8 +946,8 @@ static int prepare_to_commit(const char *index_file, const char *prefix, return 0; } - if (run_hook(index_file, "prepare-commit-msg", - git_path(commit_editmsg), hook_arg1, hook_arg2, NULL)) + if (run_commit_hook(use_editor, index_file, "prepare-commit-msg", + git_path(commit_editmsg), hook_arg1, hook_arg2, NULL)) return 0; if (use_editor) { @@ -883,7 +963,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix, } if (!no_verify && - run_hook(index_file, "commit-msg", git_path(commit_editmsg), NULL)) { + run_commit_hook(use_editor, index_file, "commit-msg", git_path(commit_editmsg), NULL)) { return 0; } @@ -934,7 +1014,7 @@ static int message_is_empty(struct strbuf *sb) static int template_untouched(struct strbuf *sb) { struct strbuf tmpl = STRBUF_INIT; - char *start; + const char *start; if (cleanup_mode == CLEANUP_NONE && sb->len) return 0; @@ -943,8 +1023,7 @@ static int template_untouched(struct strbuf *sb) return 0; stripspace(&tmpl, cleanup_mode == CLEANUP_ALL); - start = (char *)skip_prefix(sb->buf, tmpl.buf); - if (!start) + if (!skip_prefix(sb->buf, tmpl.buf, &start)) start = sb->buf; strbuf_release(&tmpl); return rest_is_empty(sb, start - sb->buf); @@ -1067,8 +1146,6 @@ static int parse_and_validate_options(int argc, const char *argv[], use_editor = 0; if (0 <= edit_flag) use_editor = edit_flag; - if (!use_editor) - setenv("GIT_EDITOR", ":", 1); /* Sanity check options */ if (amend && !current_head) @@ -1123,7 +1200,7 @@ static int parse_and_validate_options(int argc, const char *argv[], if (argc == 0 && only && amend) only_include_assumed = _("Clever... amending the last one with dirty index."); if (argc > 0 && !also && !only) - only_include_assumed = _("Explicit paths specified without -i nor -o; assuming --only paths..."); + only_include_assumed = _("Explicit paths specified without -i or -o; assuming --only paths..."); if (!cleanup_arg || !strcmp(cleanup_arg, "default")) cleanup_mode = use_editor ? CLEANUP_ALL : CLEANUP_SPACE; else if (!strcmp(cleanup_arg, "verbatim")) @@ -1132,6 +1209,8 @@ static int parse_and_validate_options(int argc, const char *argv[], cleanup_mode = CLEANUP_SPACE; else if (!strcmp(cleanup_arg, "strip")) cleanup_mode = CLEANUP_ALL; + else if (!strcmp(cleanup_arg, "scissors")) + cleanup_mode = use_editor ? CLEANUP_SCISSORS : CLEANUP_SPACE; else die(_("Invalid cleanup mode %s"), cleanup_arg); @@ -1349,6 +1428,13 @@ static void print_summary(const char *prefix, const unsigned char *sha1, strbuf_addstr(&format, "\n Author: "); strbuf_addbuf_percentquote(&format, &author_ident); } + if (author_date_is_interesting()) { + struct strbuf date = STRBUF_INIT; + format_commit_message(commit, "%ad", &date, &pctx); + strbuf_addstr(&format, "\n Date: "); + strbuf_addbuf_percentquote(&format, &date); + strbuf_release(&date); + } if (!committer_ident_sufficiently_given()) { strbuf_addstr(&format, "\n Committer: "); strbuf_addbuf_percentquote(&format, &committer_ident); @@ -1406,6 +1492,10 @@ static int git_commit_config(const char *k, const char *v, void *cb) } if (!strcmp(k, "commit.cleanup")) return git_config_string(&cleanup_arg, k, v); + if (!strcmp(k, "commit.gpgsign")) { + sign_commit = git_config_bool(k, v) ? "" : NULL; + return 0; + } status = git_gpg_config(k, v, NULL); if (status) @@ -1445,6 +1535,29 @@ static int run_rewrite_hook(const unsigned char *oldsha1, return finish_command(&proc); } +int run_commit_hook(int editor_is_used, const char *index_file, const char *name, ...) +{ + const char *hook_env[3] = { NULL }; + char index[PATH_MAX]; + va_list args; + int ret; + + snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file); + hook_env[0] = index; + + /* + * Let the hook know that no editor will be launched. + */ + if (!editor_is_used) + hook_env[1] = "GIT_EDITOR=:"; + + va_start(args, name); + ret = run_hook_ve(hook_env, name, args); + va_end(args); + + return ret; +} + int cmd_commit(int argc, const char **argv, const char *prefix) { static struct wt_status s; @@ -1467,7 +1580,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix) OPT_BOOL('e', "edit", &edit_flag, N_("force edit of commit")), OPT_STRING(0, "cleanup", &cleanup_arg, N_("default"), N_("how to strip spaces and #comments from message")), OPT_BOOL(0, "status", &include_status, N_("include status in commit message template")), - { OPTION_STRING, 'S', "gpg-sign", &sign_commit, N_("key id"), + { OPTION_STRING, 'S', "gpg-sign", &sign_commit, N_("key-id"), N_("GPG sign commit"), PARSE_OPT_OPTARG, NULL, (intptr_t) "" }, /* end commit message options */ @@ -1510,7 +1623,6 @@ int cmd_commit(int argc, const char **argv, const char *prefix) struct ref_lock *ref_lock; struct commit_list *parents = NULL, **pptr = &parents; struct stat statbuf; - int allow_fast_forward = 1; struct commit *current_head = NULL; struct commit_extra_header *extra = NULL; @@ -1558,6 +1670,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix) } else if (whence == FROM_MERGE) { struct strbuf m = STRBUF_INIT; FILE *fp; + int allow_fast_forward = 1; if (!reflog_msg) reflog_msg = "commit (merge)"; @@ -1600,8 +1713,8 @@ int cmd_commit(int argc, const char **argv, const char *prefix) die(_("could not read commit message: %s"), strerror(saved_errno)); } - /* Truncate the message just before the diff, if any. */ - if (verbose) + if (verbose || /* Truncate the message just before the diff, if any. */ + cleanup_mode == CLEANUP_SCISSORS) wt_status_truncate_message_at_cut_line(&sb); if (cleanup_mode != CLEANUP_NONE) @@ -1625,8 +1738,8 @@ int cmd_commit(int argc, const char **argv, const char *prefix) append_merge_tag_headers(parents, &tail); } - if (commit_tree_extended(&sb, active_cache_tree->sha1, parents, sha1, - author_ident.buf, sign_commit, extra)) { + if (commit_tree_extended(sb.buf, sb.len, active_cache_tree->sha1, + parents, sha1, author_ident.buf, sign_commit, extra)) { rollback_index_files(); die(_("failed to write commit object")); } @@ -1638,6 +1751,10 @@ int cmd_commit(int argc, const char **argv, const char *prefix) ? NULL : current_head->object.sha1, 0, NULL); + if (!ref_lock) { + rollback_index_files(); + die(_("cannot lock HEAD ref")); + } nl = strchr(sb.buf, '\n'); if (nl) @@ -1647,10 +1764,6 @@ int cmd_commit(int argc, const char **argv, const char *prefix) strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg)); strbuf_insert(&sb, strlen(reflog_msg), ": ", 2); - if (!ref_lock) { - rollback_index_files(); - die(_("cannot lock HEAD ref")); - } if (write_ref_sha1(ref_lock, sha1, sb.buf) < 0) { rollback_index_files(); die(_("cannot update HEAD ref")); @@ -1669,7 +1782,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix) "not exceeded, and then \"git reset HEAD\" to recover.")); rerere(0); - run_hook(get_index_file(), "post-commit", NULL); + run_commit_hook(use_editor, get_index_file(), "post-commit", NULL); if (amend && !no_post_rewrite) { struct notes_rewrite_cfg *cfg; cfg = init_copy_notes_for_rewrite("amend"); |