| /* |
| * Builtin "git commit" |
| * |
| * Copyright (c) 2007 Kristian Høgsberg <krh@redhat.com> |
| * Based on git-commit.sh by Junio C Hamano and Linus Torvalds |
| */ |
| |
| #include "cache.h" |
| #include "cache-tree.h" |
| #include "color.h" |
| #include "dir.h" |
| #include "builtin.h" |
| #include "diff.h" |
| #include "diffcore.h" |
| #include "commit.h" |
| #include "revision.h" |
| #include "wt-status.h" |
| #include "run-command.h" |
| #include "refs.h" |
| #include "log-tree.h" |
| #include "strbuf.h" |
| #include "utf8.h" |
| #include "parse-options.h" |
| #include "string-list.h" |
| #include "rerere.h" |
| #include "unpack-trees.h" |
| #include "quote.h" |
| #include "submodule.h" |
| #include "gpg-interface.h" |
| #include "column.h" |
| #include "sequencer.h" |
| #include "notes-utils.h" |
| #include "mailmap.h" |
| |
| static const char * const builtin_commit_usage[] = { |
| N_("git commit [options] [--] <pathspec>..."), |
| NULL |
| }; |
| |
| static const char * const builtin_status_usage[] = { |
| N_("git status [options] [--] <pathspec>..."), |
| NULL |
| }; |
| |
| static const char implicit_ident_advice[] = |
| N_("Your name and email address were configured automatically based\n" |
| "on your username and hostname. Please check that they are accurate.\n" |
| "You can suppress this message by setting them explicitly:\n" |
| "\n" |
| " git config --global user.name \"Your Name\"\n" |
| " git config --global user.email you@example.com\n" |
| "\n" |
| "After doing this, you may fix the identity used for this commit with:\n" |
| "\n" |
| " git commit --amend --reset-author\n"); |
| |
| static const char empty_amend_advice[] = |
| N_("You asked to amend the most recent commit, but doing so would make\n" |
| "it empty. You can repeat your command with --allow-empty, or you can\n" |
| "remove the commit entirely with \"git reset HEAD^\".\n"); |
| |
| static const char empty_cherry_pick_advice[] = |
| N_("The previous cherry-pick is now empty, possibly due to conflict resolution.\n" |
| "If you wish to commit it anyway, use:\n" |
| "\n" |
| " git commit --allow-empty\n" |
| "\n"); |
| |
| static const char empty_cherry_pick_advice_single[] = |
| N_("Otherwise, please use 'git reset'\n"); |
| |
| static const char empty_cherry_pick_advice_multi[] = |
| N_("If you wish to skip this commit, use:\n" |
| "\n" |
| " git reset\n" |
| "\n" |
| "Then \"git cherry-pick --continue\" will resume cherry-picking\n" |
| "the remaining commits.\n"); |
| |
| static const char *use_message_buffer; |
| static const char commit_editmsg[] = "COMMIT_EDITMSG"; |
| static struct lock_file index_lock; /* real index */ |
| static struct lock_file false_lock; /* used only for partial commits */ |
| static enum { |
| COMMIT_AS_IS = 1, |
| COMMIT_NORMAL, |
| COMMIT_PARTIAL |
| } commit_style; |
| |
| static const char *logfile, *force_author; |
| static const char *template_file; |
| /* |
| * The _message variables are commit names from which to take |
| * the commit message and/or authorship. |
| */ |
| static const char *author_message, *author_message_buffer; |
| static char *edit_message, *use_message; |
| static char *fixup_message, *squash_message; |
| static int all, also, interactive, patch_interactive, only, amend, signoff; |
| static int edit_flag = -1; /* unspecified */ |
| static int quiet, verbose, no_verify, allow_empty, dry_run, renew_authorship; |
| static int no_post_rewrite, allow_empty_message; |
| static char *untracked_files_arg, *force_date, *ignore_submodule_arg; |
| static char *sign_commit; |
| |
| /* |
| * The default commit message cleanup mode will remove the lines |
| * beginning with # (shell comments) and leading and trailing |
| * whitespaces (empty lines or containing only whitespaces) |
| * if editor is used, and only the whitespaces if the message |
| * is specified explicitly. |
| */ |
| static enum { |
| CLEANUP_SPACE, |
| CLEANUP_NONE, |
| CLEANUP_SCISSORS, |
| CLEANUP_ALL |
| } cleanup_mode; |
| static const char *cleanup_arg; |
| |
| static enum commit_whence whence; |
| static int sequencer_in_use; |
| static int use_editor = 1, include_status = 1; |
| static int show_ignored_in_status, have_option_m; |
| static const char *only_include_assumed; |
| static struct strbuf message = STRBUF_INIT; |
| |
| static enum status_format { |
| STATUS_FORMAT_NONE = 0, |
| STATUS_FORMAT_LONG, |
| STATUS_FORMAT_SHORT, |
| STATUS_FORMAT_PORCELAIN, |
| |
| STATUS_FORMAT_UNSPECIFIED |
| } status_format = STATUS_FORMAT_UNSPECIFIED; |
| |
| static int opt_parse_m(const struct option *opt, const char *arg, int unset) |
| { |
| struct strbuf *buf = opt->value; |
| if (unset) { |
| have_option_m = 0; |
| strbuf_setlen(buf, 0); |
| } else { |
| have_option_m = 1; |
| if (buf->len) |
| strbuf_addch(buf, '\n'); |
| strbuf_addstr(buf, arg); |
| strbuf_complete_line(buf); |
| } |
| return 0; |
| } |
| |
| static void determine_whence(struct wt_status *s) |
| { |
| if (file_exists(git_path("MERGE_HEAD"))) |
| whence = FROM_MERGE; |
| else if (file_exists(git_path("CHERRY_PICK_HEAD"))) { |
| whence = FROM_CHERRY_PICK; |
| if (file_exists(git_path("sequencer"))) |
| sequencer_in_use = 1; |
| } |
| else |
| whence = FROM_COMMIT; |
| if (s) |
| s->whence = whence; |
| } |
| |
| static void status_init_config(struct wt_status *s, config_fn_t fn) |
| { |
| wt_status_prepare(s); |
| gitmodules_config(); |
| git_config(fn, s); |
| determine_whence(s); |
| s->hints = advice_status_hints; /* must come after git_config() */ |
| } |
| |
| static void rollback_index_files(void) |
| { |
| switch (commit_style) { |
| case COMMIT_AS_IS: |
| break; /* nothing to do */ |
| case COMMIT_NORMAL: |
| rollback_lock_file(&index_lock); |
| break; |
| case COMMIT_PARTIAL: |
| rollback_lock_file(&index_lock); |
| rollback_lock_file(&false_lock); |
| break; |
| } |
| } |
| |
| static int commit_index_files(void) |
| { |
| int err = 0; |
| |
| switch (commit_style) { |
| case COMMIT_AS_IS: |
| break; /* nothing to do */ |
| case COMMIT_NORMAL: |
| err = commit_lock_file(&index_lock); |
| break; |
| case COMMIT_PARTIAL: |
| err = commit_lock_file(&index_lock); |
| rollback_lock_file(&false_lock); |
| break; |
| } |
| |
| return err; |
| } |
| |
| /* |
| * Take a union of paths in the index and the named tree (typically, "HEAD"), |
| * and return the paths that match the given pattern in list. |
| */ |
| static int list_paths(struct string_list *list, const char *with_tree, |
| const char *prefix, const struct pathspec *pattern) |
| { |
| int i; |
| char *m; |
| |
| if (!pattern->nr) |
| return 0; |
| |
| m = xcalloc(1, pattern->nr); |
| |
| if (with_tree) { |
| char *max_prefix = common_prefix(pattern); |
| overlay_tree_on_cache(with_tree, max_prefix ? max_prefix : prefix); |
| free(max_prefix); |
| } |
| |
| for (i = 0; i < active_nr; i++) { |
| const struct cache_entry *ce = active_cache[i]; |
| struct string_list_item *item; |
| |
| if (ce->ce_flags & CE_UPDATE) |
| continue; |
| if (!ce_path_match(ce, pattern, m)) |
| continue; |
| item = string_list_insert(list, ce->name); |
| if (ce_skip_worktree(ce)) |
| item->util = item; /* better a valid pointer than a fake one */ |
| } |
| |
| return report_path_error(m, pattern, prefix); |
| } |
| |
| static void add_remove_files(struct string_list *list) |
| { |
| int i; |
| for (i = 0; i < list->nr; i++) { |
| struct stat st; |
| struct string_list_item *p = &(list->items[i]); |
| |
| /* p->util is skip-worktree */ |
| if (p->util) |
| continue; |
| |
| if (!lstat(p->string, &st)) { |
| if (add_to_cache(p->string, &st, 0)) |
| die(_("updating files failed")); |
| } else |
| remove_file_from_cache(p->string); |
| } |
| } |
| |
| static void create_base_index(const struct commit *current_head) |
| { |
| struct tree *tree; |
| struct unpack_trees_options opts; |
| struct tree_desc t; |
| |
| if (!current_head) { |
| discard_cache(); |
| return; |
| } |
| |
| memset(&opts, 0, sizeof(opts)); |
| opts.head_idx = 1; |
| opts.index_only = 1; |
| opts.merge = 1; |
| opts.src_index = &the_index; |
| opts.dst_index = &the_index; |
| |
| opts.fn = oneway_merge; |
| tree = parse_tree_indirect(current_head->object.sha1); |
| if (!tree) |
| die(_("failed to unpack HEAD tree object")); |
| parse_tree(tree); |
| init_tree_desc(&t, tree->buffer, tree->size); |
| if (unpack_trees(1, &t, &opts)) |
| exit(128); /* We've already reported the error, finish dying */ |
| } |
| |
| static void refresh_cache_or_die(int refresh_flags) |
| { |
| /* |
| * refresh_flags contains REFRESH_QUIET, so the only errors |
| * are for unmerged entries. |
| */ |
| if (refresh_cache(refresh_flags | REFRESH_IN_PORCELAIN)) |
| die_resolve_conflict("commit"); |
| } |
| |
| 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; |
| int refresh_flags = REFRESH_QUIET; |
| |
| if (is_status) |
| refresh_flags |= REFRESH_UNMERGED; |
| parse_pathspec(&pathspec, 0, |
| PATHSPEC_PREFER_FULL, |
| prefix, argv); |
| |
| if (read_cache_preload(&pathspec) < 0) |
| die(_("index file corrupt")); |
| |
| if (interactive) { |
| char *old_index_env = NULL; |
| fd = 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)) |
| die(_("unable to create temporary index")); |
| |
| old_index_env = getenv(INDEX_ENVIRONMENT); |
| setenv(INDEX_ENVIRONMENT, index_lock.filename, 1); |
| |
| if (interactive_add(argc, argv, prefix, patch_interactive) != 0) |
| die(_("interactive add failed")); |
| |
| if (old_index_env && *old_index_env) |
| setenv(INDEX_ENVIRONMENT, old_index_env, 1); |
| else |
| unsetenv(INDEX_ENVIRONMENT); |
| |
| discard_cache(); |
| read_cache_from(index_lock.filename); |
| |
| commit_style = COMMIT_NORMAL; |
| return index_lock.filename; |
| } |
| |
| /* |
| * Non partial, non as-is commit. |
| * |
| * (1) get the real index; |
| * (2) update the_index as necessary; |
| * (3) write the_index out to the real index (still locked); |
| * (4) return the name of the locked index file. |
| * |
| * The caller should run hooks on the locked real index, and |
| * (A) if all goes well, commit the real index; |
| * (B) on failure, rollback the real index. |
| */ |
| if (all || (also && pathspec.nr)) { |
| fd = 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)) |
| die(_("unable to write new_index file")); |
| commit_style = COMMIT_NORMAL; |
| return index_lock.filename; |
| } |
| |
| /* |
| * As-is commit. |
| * |
| * (1) return the name of the real index file. |
| * |
| * The caller should run hooks on the real index, |
| * and create commit from the_index. |
| * We still need to refresh the index here. |
| */ |
| if (!only && !pathspec.nr) { |
| fd = 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)) |
| die(_("unable to write new_index file")); |
| } else { |
| rollback_lock_file(&index_lock); |
| } |
| commit_style = COMMIT_AS_IS; |
| return get_index_file(); |
| } |
| |
| /* |
| * A partial commit. |
| * |
| * (0) find the set of affected paths; |
| * (1) get lock on the real index file; |
| * (2) update the_index with the given paths; |
| * (3) write the_index out to the real index (still locked); |
| * (4) get lock on the false index file; |
| * (5) reset the_index from HEAD; |
| * (6) update the_index the same way as (2); |
| * (7) write the_index out to the false index file; |
| * (8) return the name of the false index file (still locked); |
| * |
| * The caller should run hooks on the locked false index, and |
| * create commit from it. Then |
| * (A) if all goes well, commit the real index; |
| * (B) on failure, rollback the real index; |
| * In either case, rollback the false index. |
| */ |
| commit_style = COMMIT_PARTIAL; |
| |
| if (whence != FROM_COMMIT) { |
| if (whence == FROM_MERGE) |
| die(_("cannot do a partial commit during a merge.")); |
| else if (whence == FROM_CHERRY_PICK) |
| die(_("cannot do a partial commit during a cherry-pick.")); |
| } |
| |
| memset(&partial, 0, sizeof(partial)); |
| partial.strdup_strings = 1; |
| if (list_paths(&partial, !current_head ? NULL : "HEAD", prefix, &pathspec)) |
| exit(1); |
| |
| discard_cache(); |
| if (read_cache() < 0) |
| die(_("cannot read the index")); |
| |
| fd = 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)) |
| 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); |
| |
| 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)) |
| die(_("unable to write temporary index file")); |
| |
| discard_cache(); |
| read_cache_from(false_lock.filename); |
| |
| return false_lock.filename; |
| } |
| |
| static int run_status(FILE *fp, const char *index_file, const char *prefix, int nowarn, |
| struct wt_status *s) |
| { |
| unsigned char sha1[20]; |
| |
| if (s->relative_paths) |
| s->prefix = prefix; |
| |
| if (amend) { |
| s->amend = 1; |
| s->reference = "HEAD^1"; |
| } |
| s->verbose = verbose; |
| s->index_file = index_file; |
| s->fp = fp; |
| s->nowarn = nowarn; |
| s->is_initial = get_sha1(s->reference, sha1) ? 1 : 0; |
| |
| wt_status_collect(s); |
| |
| switch (status_format) { |
| case STATUS_FORMAT_SHORT: |
| wt_shortstatus_print(s); |
| break; |
| case STATUS_FORMAT_PORCELAIN: |
| wt_porcelain_print(s); |
| break; |
| case STATUS_FORMAT_UNSPECIFIED: |
| die("BUG: finalize_deferred_config() should have been called"); |
| break; |
| case STATUS_FORMAT_NONE: |
| case STATUS_FORMAT_LONG: |
| wt_status_print(s); |
| break; |
| } |
| |
| return s->commitable; |
| } |
| |
| static int is_a_merge(const struct commit *current_head) |
| { |
| return !!(current_head->parents && current_head->parents->next); |
| } |
| |
| static void export_one(const char *var, const char *s, const char *e, int hack) |
| { |
| struct strbuf buf = STRBUF_INIT; |
| if (hack) |
| strbuf_addch(&buf, hack); |
| strbuf_addf(&buf, "%.*s", (int)(e - s), s); |
| setenv(var, buf.buf, 1); |
| strbuf_release(&buf); |
| } |
| |
| static int sane_ident_split(struct ident_split *person) |
| { |
| if (!person->name_begin || !person->name_end || |
| person->name_begin == person->name_end) |
| return 0; /* no human readable name */ |
| if (!person->mail_begin || !person->mail_end || |
| person->mail_begin == person->mail_end) |
| return 0; /* no usable mail */ |
| if (!person->date_begin || !person->date_end || |
| !person->tz_begin || !person->tz_end) |
| return 0; |
| return 1; |
| } |
| |
| static void determine_author_info(struct strbuf *author_ident) |
| { |
| char *name, *email, *date; |
| struct ident_split author; |
| |
| name = getenv("GIT_AUTHOR_NAME"); |
| email = getenv("GIT_AUTHOR_EMAIL"); |
| date = getenv("GIT_AUTHOR_DATE"); |
| |
| if (author_message) { |
| const char *a, *lb, *rb, *eol; |
| size_t len; |
| |
| a = strstr(author_message_buffer, "\nauthor "); |
| if (!a) |
| die(_("invalid commit: %s"), author_message); |
| |
| lb = strchrnul(a + strlen("\nauthor "), '<'); |
| rb = strchrnul(lb, '>'); |
| eol = strchrnul(rb, '\n'); |
| if (!*lb || !*rb || !*eol) |
| die(_("invalid commit: %s"), author_message); |
| |
| if (lb == a + strlen("\nauthor ")) |
| /* \nauthor <foo@example.com> */ |
| name = xcalloc(1, 1); |
| else |
| name = xmemdupz(a + strlen("\nauthor "), |
| (lb - strlen(" ") - |
| (a + strlen("\nauthor ")))); |
| email = xmemdupz(lb + strlen("<"), rb - (lb + strlen("<"))); |
| len = eol - (rb + strlen("> ")); |
| date = xmalloc(len + 2); |
| *date = '@'; |
| memcpy(date + 1, rb + strlen("> "), len); |
| date[len + 1] = '\0'; |
| } |
| |
| if (force_author) { |
| const char *lb = strstr(force_author, " <"); |
| const char *rb = strchr(force_author, '>'); |
| |
| if (!lb || !rb) |
| die(_("malformed --author parameter")); |
| name = xstrndup(force_author, lb - force_author); |
| email = xstrndup(lb + 2, rb - (lb + 2)); |
| } |
| |
| if (force_date) |
| date = force_date; |
| 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)) { |
| export_one("GIT_AUTHOR_NAME", author.name_begin, author.name_end, 0); |
| export_one("GIT_AUTHOR_EMAIL", author.mail_begin, author.mail_end, 0); |
| export_one("GIT_AUTHOR_DATE", author.date_begin, author.tz_end, '@'); |
| } |
| } |
| |
| static char *cut_ident_timestamp_part(char *string) |
| { |
| char *ket = strrchr(string, '>'); |
| if (!ket || ket[1] != ' ') |
| die(_("Malformed ident string: '%s'"), string); |
| *++ket = '\0'; |
| return ket; |
| } |
| |
| static int prepare_to_commit(const char *index_file, const char *prefix, |
| struct commit *current_head, |
| struct wt_status *s, |
| struct strbuf *author_ident) |
| { |
| struct stat statbuf; |
| struct strbuf committer_ident = STRBUF_INIT; |
| int commitable; |
| struct strbuf sb = STRBUF_INIT; |
| const char *hook_arg1 = NULL; |
| const char *hook_arg2 = NULL; |
| 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_commit_hook(use_editor, index_file, "pre-commit", NULL)) |
| return 0; |
| |
| if (squash_message) { |
| /* |
| * Insert the proper subject line before other commit |
| * message options add their content. |
| */ |
| if (use_message && !strcmp(use_message, squash_message)) |
| strbuf_addstr(&sb, "squash! "); |
| else { |
| struct pretty_print_context ctx = {0}; |
| struct commit *c; |
| c = lookup_commit_reference_by_name(squash_message); |
| if (!c) |
| die(_("could not lookup commit %s"), squash_message); |
| ctx.output_encoding = get_commit_output_encoding(); |
| format_commit_message(c, "squash! %s\n\n", &sb, |
| &ctx); |
| } |
| } |
| |
| if (message.len) { |
| strbuf_addbuf(&sb, &message); |
| hook_arg1 = "message"; |
| } else if (logfile && !strcmp(logfile, "-")) { |
| if (isatty(0)) |
| fprintf(stderr, _("(reading log message from standard input)\n")); |
| if (strbuf_read(&sb, 0, 0) < 0) |
| die_errno(_("could not read log from standard input")); |
| hook_arg1 = "message"; |
| } else if (logfile) { |
| if (strbuf_read_file(&sb, logfile, 0) < 0) |
| die_errno(_("could not read log file '%s'"), |
| 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)); |
| hook_arg1 = "commit"; |
| hook_arg2 = use_message; |
| } else if (fixup_message) { |
| struct pretty_print_context ctx = {0}; |
| struct commit *commit; |
| commit = lookup_commit_reference_by_name(fixup_message); |
| if (!commit) |
| die(_("could not lookup commit %s"), fixup_message); |
| ctx.output_encoding = get_commit_output_encoding(); |
| format_commit_message(commit, "fixup! %s\n\n", |
| &sb, &ctx); |
| hook_arg1 = "message"; |
| } else if (!stat(git_path("MERGE_MSG"), &statbuf)) { |
| if (strbuf_read_file(&sb, git_path("MERGE_MSG"), 0) < 0) |
| die_errno(_("could not read MERGE_MSG")); |
| hook_arg1 = "merge"; |
| } else if (!stat(git_path("SQUASH_MSG"), &statbuf)) { |
| if (strbuf_read_file(&sb, git_path("SQUASH_MSG"), 0) < 0) |
| die_errno(_("could not read SQUASH_MSG")); |
| hook_arg1 = "squash"; |
| } else if (template_file) { |
| if (strbuf_read_file(&sb, template_file, 0) < 0) |
| die_errno(_("could not read '%s'"), template_file); |
| hook_arg1 = "template"; |
| clean_message_contents = 0; |
| } |
| |
| /* |
| * The remaining cases don't modify the template message, but |
| * just set the argument(s) to the prepare-commit-msg hook. |
| */ |
| else if (whence == FROM_MERGE) |
| hook_arg1 = "merge"; |
| else if (whence == FROM_CHERRY_PICK) { |
| hook_arg1 = "commit"; |
| hook_arg2 = "CHERRY_PICK_HEAD"; |
| } |
| |
| if (squash_message) { |
| /* |
| * If squash_commit was used for the commit subject, |
| * then we're possibly hijacking other commit log options. |
| * Reset the hook args to tell the real story. |
| */ |
| hook_arg1 = "message"; |
| hook_arg2 = ""; |
| } |
| |
| s->fp = fopen(git_path(commit_editmsg), "w"); |
| if (s->fp == NULL) |
| die_errno(_("could not open '%s'"), git_path(commit_editmsg)); |
| |
| /* Ignore status.displayCommentPrefix: we do need comments in COMMIT_EDITMSG. */ |
| old_display_comment_prefix = s->display_comment_prefix; |
| s->display_comment_prefix = 1; |
| |
| /* |
| * Most hints are counter-productive when the commit has |
| * already started. |
| */ |
| s->hints = 0; |
| |
| if (clean_message_contents) |
| stripspace(&sb, 0); |
| |
| if (signoff) { |
| /* |
| * See if we have a Conflicts: block at the end. If yes, count |
| * its size, so we can ignore it. |
| */ |
| int ignore_footer = 0; |
| int i, eol, previous = 0; |
| const char *nl; |
| |
| for (i = 0; i < sb.len; i++) { |
| nl = memchr(sb.buf + i, '\n', sb.len - i); |
| if (nl) |
| eol = nl - sb.buf; |
| else |
| eol = sb.len; |
| if (starts_with(sb.buf + previous, "\nConflicts:\n")) { |
| ignore_footer = sb.len - previous; |
| break; |
| } |
| while (i < eol) |
| i++; |
| previous = eol; |
| } |
| |
| append_signoff(&sb, ignore_footer, 0); |
| } |
| |
| if (fwrite(sb.buf, 1, sb.len, s->fp) < sb.len) |
| die_errno(_("could not write commit template")); |
| |
| 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) { |
| int ident_shown = 0; |
| int saved_color_setting; |
| char *ai_tmp, *ci_tmp; |
| 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" |
| "It looks like you may be committing a merge.\n" |
| "If this is not correct, please remove the file\n" |
| " %s\n" |
| "and try again.\n") |
| : _("\n" |
| "It looks like you may be committing a cherry-pick.\n" |
| "If this is not correct, please remove the file\n" |
| " %s\n" |
| "and try again.\n"), |
| git_path(whence == FROM_MERGE |
| ? "MERGE_HEAD" |
| : "CHERRY_PICK_HEAD")); |
| } |
| |
| fprintf(s->fp, "\n"); |
| if (cleanup_mode == CLEANUP_ALL) |
| status_printf(s, GIT_COLOR_NORMAL, |
| _("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." |
| " 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); |
| |
| ai_tmp = cut_ident_timestamp_part(author_ident->buf); |
| ci_tmp = cut_ident_timestamp_part(committer_ident.buf); |
| if (strcmp(author_ident->buf, committer_ident.buf)) |
| status_printf_ln(s, GIT_COLOR_NORMAL, |
| _("%s" |
| "Author: %s"), |
| ident_shown++ ? "" : "\n", |
| author_ident->buf); |
| |
| if (!committer_ident_sufficiently_given()) |
| status_printf_ln(s, GIT_COLOR_NORMAL, |
| _("%s" |
| "Committer: %s"), |
| ident_shown++ ? "" : "\n", |
| committer_ident.buf); |
| |
| if (ident_shown) |
| status_printf_ln(s, GIT_COLOR_NORMAL, ""); |
| |
| 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"; |
| |
| if (!active_nr && read_cache() < 0) |
| die(_("Cannot read index")); |
| |
| if (amend) |
| parent = "HEAD^1"; |
| |
| if (get_sha1(parent, sha1)) |
| commitable = !!active_nr; |
| else |
| commitable = index_differs_from(parent, 0); |
| } |
| strbuf_release(&committer_ident); |
| |
| fclose(s->fp); |
| |
| /* |
| * Reject an attempt to record a non-merge empty commit without |
| * explicit --allow-empty. In the cherry-pick case, it may be |
| * empty due to conflict resolution, which the user should okay. |
| */ |
| if (!commitable && whence != FROM_MERGE && !allow_empty && |
| !(amend && is_a_merge(current_head))) { |
| s->display_comment_prefix = old_display_comment_prefix; |
| run_status(stdout, index_file, prefix, 0, s); |
| if (amend) |
| fputs(_(empty_amend_advice), stderr); |
| else if (whence == FROM_CHERRY_PICK) { |
| fputs(_(empty_cherry_pick_advice), stderr); |
| if (!sequencer_in_use) |
| fputs(_(empty_cherry_pick_advice_single), stderr); |
| else |
| fputs(_(empty_cherry_pick_advice_multi), stderr); |
| } |
| return 0; |
| } |
| |
| /* |
| * Re-read the index as pre-commit hook could have updated it, |
| * and write it out as a tree. We must do this before we invoke |
| * the editor and after we invoke run_status above. |
| */ |
| discard_cache(); |
| read_cache_from(index_file); |
| if (update_main_cache_tree(0)) { |
| error(_("Error building trees")); |
| return 0; |
| } |
| |
| 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) { |
| char index[PATH_MAX]; |
| const char *env[2] = { NULL }; |
| env[0] = index; |
| snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", index_file); |
| if (launch_editor(git_path(commit_editmsg), NULL, env)) { |
| fprintf(stderr, |
| _("Please supply the message using either -m or -F option.\n")); |
| exit(1); |
| } |
| } |
| |
| if (!no_verify && |
| run_commit_hook(use_editor, index_file, "commit-msg", git_path(commit_editmsg), NULL)) { |
| return 0; |
| } |
| |
| return 1; |
| } |
| |
| static int rest_is_empty(struct strbuf *sb, int start) |
| { |
| int i, eol; |
| const char *nl; |
| |
| /* Check if the rest is just whitespace and Signed-of-by's. */ |
| for (i = start; i < sb->len; i++) { |
| nl = memchr(sb->buf + i, '\n', sb->len - i); |
| if (nl) |
| eol = nl - sb->buf; |
| else |
| eol = sb->len; |
| |
| if (strlen(sign_off_header) <= eol - i && |
| starts_with(sb->buf + i, sign_off_header)) { |
| i = eol; |
| continue; |
| } |
| while (i < eol) |
| if (!isspace(sb->buf[i++])) |
| return 0; |
| } |
| |
| return 1; |
| } |
| |
| /* |
| * Find out if the message in the strbuf contains only whitespace and |
| * Signed-off-by lines. |
| */ |
| static int message_is_empty(struct strbuf *sb) |
| { |
| if (cleanup_mode == CLEANUP_NONE && sb->len) |
| return 0; |
| return rest_is_empty(sb, 0); |
| } |
| |
| /* |
| * See if the user edited the message in the editor or left what |
| * was in the template intact |
| */ |
| static int template_untouched(struct strbuf *sb) |
| { |
| struct strbuf tmpl = STRBUF_INIT; |
| char *start; |
| |
| if (cleanup_mode == CLEANUP_NONE && sb->len) |
| return 0; |
| |
| if (!template_file || strbuf_read_file(&tmpl, template_file, 0) <= 0) |
| return 0; |
| |
| stripspace(&tmpl, cleanup_mode == CLEANUP_ALL); |
| start = (char *)skip_prefix(sb->buf, tmpl.buf); |
| if (!start) |
| start = sb->buf; |
| strbuf_release(&tmpl); |
| return rest_is_empty(sb, start - sb->buf); |
| } |
| |
| static const char *find_author_by_nickname(const char *name) |
| { |
| struct rev_info revs; |
| struct commit *commit; |
| struct strbuf buf = STRBUF_INIT; |
| struct string_list mailmap = STRING_LIST_INIT_NODUP; |
| const char *av[20]; |
| int ac = 0; |
| |
| init_revisions(&revs, NULL); |
| strbuf_addf(&buf, "--author=%s", name); |
| av[++ac] = "--all"; |
| av[++ac] = "-i"; |
| av[++ac] = buf.buf; |
| av[++ac] = NULL; |
| setup_revisions(ac, av, &revs, NULL); |
| revs.mailmap = &mailmap; |
| read_mailmap(revs.mailmap, NULL); |
| |
| prepare_revision_walk(&revs); |
| commit = get_revision(&revs); |
| if (commit) { |
| struct pretty_print_context ctx = {0}; |
| ctx.date_mode = DATE_NORMAL; |
| strbuf_release(&buf); |
| format_commit_message(commit, "%aN <%aE>", &buf, &ctx); |
| clear_mailmap(&mailmap); |
| return strbuf_detach(&buf, NULL); |
| } |
| die(_("No existing author found with '%s'"), name); |
| } |
| |
| |
| static void handle_untracked_files_arg(struct wt_status *s) |
| { |
| if (!untracked_files_arg) |
| ; /* default already initialized */ |
| else if (!strcmp(untracked_files_arg, "no")) |
| s->show_untracked_files = SHOW_NO_UNTRACKED_FILES; |
| else if (!strcmp(untracked_files_arg, "normal")) |
| s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES; |
| else if (!strcmp(untracked_files_arg, "all")) |
| s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES; |
| else |
| die(_("Invalid untracked files mode '%s'"), untracked_files_arg); |
| } |
| |
| static const char *read_commit_message(const char *name) |
| { |
| 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(); |
| return logmsg_reencode(commit, NULL, out_enc); |
| } |
| |
| /* |
| * Enumerate what needs to be propagated when --porcelain |
| * is not in effect here. |
| */ |
| static struct status_deferred_config { |
| enum status_format status_format; |
| int show_branch; |
| } status_deferred_config = { |
| STATUS_FORMAT_UNSPECIFIED, |
| -1 /* unspecified */ |
| }; |
| |
| static void finalize_deferred_config(struct wt_status *s) |
| { |
| int use_deferred_config = (status_format != STATUS_FORMAT_PORCELAIN && |
| !s->null_termination); |
| |
| if (s->null_termination) { |
| if (status_format == STATUS_FORMAT_NONE || |
| status_format == STATUS_FORMAT_UNSPECIFIED) |
| status_format = STATUS_FORMAT_PORCELAIN; |
| else if (status_format == STATUS_FORMAT_LONG) |
| die(_("--long and -z are incompatible")); |
| } |
| |
| if (use_deferred_config && status_format == STATUS_FORMAT_UNSPECIFIED) |
| status_format = status_deferred_config.status_format; |
| if (status_format == STATUS_FORMAT_UNSPECIFIED) |
| status_format = STATUS_FORMAT_NONE; |
| |
| if (use_deferred_config && s->show_branch < 0) |
| s->show_branch = status_deferred_config.show_branch; |
| if (s->show_branch < 0) |
| s->show_branch = 0; |
| } |
| |
| static int parse_and_validate_options(int argc, const char *argv[], |
| const struct option *options, |
| const char * const usage[], |
| const char *prefix, |
| struct commit *current_head, |
| struct wt_status *s) |
| { |
| int f = 0; |
| |
| argc = parse_options(argc, argv, prefix, options, usage, 0); |
| finalize_deferred_config(s); |
| |
| if (force_author && !strchr(force_author, '>')) |
| force_author = find_author_by_nickname(force_author); |
| |
| if (force_author && renew_authorship) |
| die(_("Using both --reset-author and --author does not make sense")); |
| |
| if (logfile || have_option_m || use_message || fixup_message) |
| use_editor = 0; |
| if (0 <= edit_flag) |
| use_editor = edit_flag; |
| |
| /* Sanity check options */ |
| if (amend && !current_head) |
| die(_("You have nothing to amend.")); |
| if (amend && whence != FROM_COMMIT) { |
| if (whence == FROM_MERGE) |
| die(_("You are in the middle of a merge -- cannot amend.")); |
| else if (whence == FROM_CHERRY_PICK) |
| die(_("You are in the middle of a cherry-pick -- cannot amend.")); |
| } |
| if (fixup_message && squash_message) |
| die(_("Options --squash and --fixup cannot be used together")); |
| if (use_message) |
| f++; |
| if (edit_message) |
| f++; |
| if (fixup_message) |
| f++; |
| if (logfile) |
| f++; |
| if (f > 1) |
| die(_("Only one of -c/-C/-F/--fixup can be used.")); |
| if (message.len && f > 0) |
| die((_("Option -m cannot be combined with -c/-C/-F/--fixup."))); |
| if (f || message.len) |
| template_file = NULL; |
| if (edit_message) |
| use_message = edit_message; |
| if (amend && !use_message && !fixup_message) |
| use_message = "HEAD"; |
| if (!use_message && whence != FROM_CHERRY_PICK && renew_authorship) |
| die(_("--reset-author can be used only with -C, -c or --amend.")); |
| if (use_message) { |
| use_message_buffer = read_commit_message(use_message); |
| if (!renew_authorship) { |
| author_message = use_message; |
| author_message_buffer = use_message_buffer; |
| } |
| } |
| if (whence == FROM_CHERRY_PICK && !renew_authorship) { |
| author_message = "CHERRY_PICK_HEAD"; |
| author_message_buffer = read_commit_message(author_message); |
| } |
| |
| if (patch_interactive) |
| interactive = 1; |
| |
| if (also + only + all + interactive > 1) |
| die(_("Only one of --include/--only/--all/--interactive/--patch can be used.")); |
| if (argc == 0 && (also || (only && !amend))) |
| die(_("No paths with --include/--only does not make sense.")); |
| 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 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")) |
| cleanup_mode = CLEANUP_NONE; |
| else if (!strcmp(cleanup_arg, "whitespace")) |
| 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); |
| |
| handle_untracked_files_arg(s); |
| |
| if (all && argc > 0) |
| die(_("Paths with -a does not make sense.")); |
| |
| if (status_format != STATUS_FORMAT_NONE) |
| dry_run = 1; |
| |
| return argc; |
| } |
| |
| static int dry_run_commit(int argc, const char **argv, const char *prefix, |
| const struct commit *current_head, struct wt_status *s) |
| { |
| int commitable; |
| const char *index_file; |
| |
| index_file = prepare_index(argc, argv, prefix, current_head, 1); |
| commitable = run_status(stdout, index_file, prefix, 0, s); |
| rollback_index_files(); |
| |
| return commitable ? 0 : 1; |
| } |
| |
| static int parse_status_slot(const char *var, int offset) |
| { |
| if (!strcasecmp(var+offset, "header")) |
| return WT_STATUS_HEADER; |
| if (!strcasecmp(var+offset, "branch")) |
| return WT_STATUS_ONBRANCH; |
| if (!strcasecmp(var+offset, "updated") |
| || !strcasecmp(var+offset, "added")) |
| return WT_STATUS_UPDATED; |
| if (!strcasecmp(var+offset, "changed")) |
| return WT_STATUS_CHANGED; |
| if (!strcasecmp(var+offset, "untracked")) |
| return WT_STATUS_UNTRACKED; |
| if (!strcasecmp(var+offset, "nobranch")) |
| return WT_STATUS_NOBRANCH; |
| if (!strcasecmp(var+offset, "unmerged")) |
| return WT_STATUS_UNMERGED; |
| return -1; |
| } |
| |
| static int git_status_config(const char *k, const char *v, void *cb) |
| { |
| struct wt_status *s = cb; |
| |
| if (starts_with(k, "column.")) |
| return git_column_config(k, v, "status", &s->colopts); |
| if (!strcmp(k, "status.submodulesummary")) { |
| int is_bool; |
| s->submodule_summary = git_config_bool_or_int(k, v, &is_bool); |
| if (is_bool && s->submodule_summary) |
| s->submodule_summary = -1; |
| return 0; |
| } |
| if (!strcmp(k, "status.short")) { |
| if (git_config_bool(k, v)) |
| status_deferred_config.status_format = STATUS_FORMAT_SHORT; |
| else |
| status_deferred_config.status_format = STATUS_FORMAT_NONE; |
| return 0; |
| } |
| if (!strcmp(k, "status.branch")) { |
| status_deferred_config.show_branch = git_config_bool(k, v); |
| return 0; |
| } |
| if (!strcmp(k, "status.color") || !strcmp(k, "color.status")) { |
| s->use_color = git_config_colorbool(k, v); |
| return 0; |
| } |
| if (!strcmp(k, "status.displaycommentprefix")) { |
| s->display_comment_prefix = git_config_bool(k, v); |
| return 0; |
| } |
| if (starts_with(k, "status.color.") || starts_with(k, "color.status.")) { |
| int slot = parse_status_slot(k, 13); |
| if (slot < 0) |
| return 0; |
| if (!v) |
| return config_error_nonbool(k); |
| color_parse(v, k, s->color_palette[slot]); |
| return 0; |
| } |
| if (!strcmp(k, "status.relativepaths")) { |
| s->relative_paths = git_config_bool(k, v); |
| return 0; |
| } |
| if (!strcmp(k, "status.showuntrackedfiles")) { |
| if (!v) |
| return config_error_nonbool(k); |
| else if (!strcmp(v, "no")) |
| s->show_untracked_files = SHOW_NO_UNTRACKED_FILES; |
| else if (!strcmp(v, "normal")) |
| s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES; |
| else if (!strcmp(v, "all")) |
| s->show_untracked_files = SHOW_ALL_UNTRACKED_FILES; |
| else |
| return error(_("Invalid untracked files mode '%s'"), v); |
| return 0; |
| } |
| return git_diff_ui_config(k, v, NULL); |
| } |
| |
| int cmd_status(int argc, const char **argv, const char *prefix) |
| { |
| static struct wt_status s; |
| int fd; |
| unsigned char sha1[20]; |
| static struct option builtin_status_options[] = { |
| OPT__VERBOSE(&verbose, N_("be verbose")), |
| OPT_SET_INT('s', "short", &status_format, |
| N_("show status concisely"), STATUS_FORMAT_SHORT), |
| OPT_BOOL('b', "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_BOOL('z', "null", &s.null_termination, |
| N_("terminate entries with NUL")), |
| { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, |
| N_("mode"), |
| N_("show untracked files, optional modes: all, normal, no. (Default: all)"), |
| PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, |
| OPT_BOOL(0, "ignored", &show_ignored_in_status, |
| N_("show ignored files")), |
| { OPTION_STRING, 0, "ignore-submodules", &ignore_submodule_arg, N_("when"), |
| N_("ignore changes to submodules, optional when: all, dirty, untracked. (Default: all)"), |
| PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, |
| OPT_COLUMN(0, "column", &s.colopts, N_("list untracked files in columns")), |
| OPT_END(), |
| }; |
| |
| if (argc == 2 && !strcmp(argv[1], "-h")) |
| usage_with_options(builtin_status_usage, builtin_status_options); |
| |
| status_init_config(&s, git_status_config); |
| argc = parse_options(argc, argv, prefix, |
| builtin_status_options, |
| builtin_status_usage, 0); |
| finalize_colopts(&s.colopts, -1); |
| finalize_deferred_config(&s); |
| |
| handle_untracked_files_arg(&s); |
| if (show_ignored_in_status) |
| s.show_ignored_files = 1; |
| parse_pathspec(&s.pathspec, 0, |
| PATHSPEC_PREFER_FULL, |
| prefix, argv); |
| |
| read_cache_preload(&s.pathspec); |
| refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, &s.pathspec, NULL, NULL); |
| |
| fd = hold_locked_index(&index_lock, 0); |
| if (0 <= fd) |
| update_index_if_able(&the_index, &index_lock); |
| |
| s.is_initial = get_sha1(s.reference, sha1) ? 1 : 0; |
| s.ignore_submodule_arg = ignore_submodule_arg; |
| wt_status_collect(&s); |
| |
| if (s.relative_paths) |
| s.prefix = prefix; |
| |
| switch (status_format) { |
| case STATUS_FORMAT_SHORT: |
| wt_shortstatus_print(&s); |
| break; |
| case STATUS_FORMAT_PORCELAIN: |
| wt_porcelain_print(&s); |
| break; |
| case STATUS_FORMAT_UNSPECIFIED: |
| die("BUG: finalize_deferred_config() should have been called"); |
| break; |
| case STATUS_FORMAT_NONE: |
| case STATUS_FORMAT_LONG: |
| s.verbose = verbose; |
| s.ignore_submodule_arg = ignore_submodule_arg; |
| wt_status_print(&s); |
| break; |
| } |
| return 0; |
| } |
| |
| static void print_summary(const char *prefix, const unsigned char *sha1, |
| int initial_commit) |
| { |
| struct rev_info rev; |
| struct commit *commit; |
| struct strbuf format = STRBUF_INIT; |
| unsigned char junk_sha1[20]; |
| const char *head; |
| struct pretty_print_context pctx = {0}; |
| struct strbuf author_ident = STRBUF_INIT; |
| struct strbuf committer_ident = STRBUF_INIT; |
| |
| commit = lookup_commit(sha1); |
| if (!commit) |
| die(_("couldn't look up newly created commit")); |
| if (parse_commit(commit)) |
| die(_("could not parse newly created commit")); |
| |
| strbuf_addstr(&format, "format:%h] %s"); |
| |
| format_commit_message(commit, "%an <%ae>", &author_ident, &pctx); |
| format_commit_message(commit, "%cn <%ce>", &committer_ident, &pctx); |
| if (strbuf_cmp(&author_ident, &committer_ident)) { |
| strbuf_addstr(&format, "\n Author: "); |
| strbuf_addbuf_percentquote(&format, &author_ident); |
| } |
| if (!committer_ident_sufficiently_given()) { |
| strbuf_addstr(&format, "\n Committer: "); |
| strbuf_addbuf_percentquote(&format, &committer_ident); |
| if (advice_implicit_identity) { |
| strbuf_addch(&format, '\n'); |
| strbuf_addstr(&format, _(implicit_ident_advice)); |
| } |
| } |
| strbuf_release(&author_ident); |
| strbuf_release(&committer_ident); |
| |
| init_revisions(&rev, prefix); |
| setup_revisions(0, NULL, &rev, NULL); |
| |
| rev.diff = 1; |
| rev.diffopt.output_format = |
| DIFF_FORMAT_SHORTSTAT | DIFF_FORMAT_SUMMARY; |
| |
| rev.verbose_header = 1; |
| rev.show_root_diff = 1; |
| get_commit_format(format.buf, &rev); |
| rev.always_show_header = 0; |
| rev.diffopt.detect_rename = 1; |
| rev.diffopt.break_opt = 0; |
| diff_setup_done(&rev.diffopt); |
| |
| head = resolve_ref_unsafe("HEAD", junk_sha1, 0, NULL); |
| printf("[%s%s ", |
| starts_with(head, "refs/heads/") ? |
| head + 11 : |
| !strcmp(head, "HEAD") ? |
| _("detached HEAD") : |
| head, |
| initial_commit ? _(" (root-commit)") : ""); |
| |
| if (!log_tree_commit(&rev, commit)) { |
| rev.always_show_header = 1; |
| rev.use_terminator = 1; |
| log_tree_commit(&rev, commit); |
| } |
| |
| strbuf_release(&format); |
| } |
| |
| static int git_commit_config(const char *k, const char *v, void *cb) |
| { |
| struct wt_status *s = cb; |
| int status; |
| |
| if (!strcmp(k, "commit.template")) |
| return git_config_pathname(&template_file, k, v); |
| if (!strcmp(k, "commit.status")) { |
| include_status = git_config_bool(k, v); |
| return 0; |
| } |
| 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) |
| return status; |
| return git_status_config(k, v, s); |
| } |
| |
| static int run_rewrite_hook(const unsigned char *oldsha1, |
| const unsigned char *newsha1) |
| { |
| /* oldsha1 SP newsha1 LF NUL */ |
| static char buf[2*40 + 3]; |
| struct child_process proc; |
| const char *argv[3]; |
| int code; |
| size_t n; |
| |
| argv[0] = find_hook("post-rewrite"); |
| if (!argv[0]) |
| return 0; |
| |
| argv[1] = "amend"; |
| argv[2] = NULL; |
| |
| memset(&proc, 0, sizeof(proc)); |
| proc.argv = argv; |
| proc.in = -1; |
| proc.stdout_to_stderr = 1; |
| |
| code = start_command(&proc); |
| if (code) |
| return code; |
| n = snprintf(buf, sizeof(buf), "%s %s\n", |
| sha1_to_hex(oldsha1), sha1_to_hex(newsha1)); |
| write_in_full(proc.in, buf, n); |
| close(proc.in); |
| 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; |
| static struct option builtin_commit_options[] = { |
| OPT__QUIET(&quiet, N_("suppress summary after successful commit")), |
| OPT__VERBOSE(&verbose, N_("show diff in commit message template")), |
| |
| OPT_GROUP(N_("Commit message options")), |
| OPT_FILENAME('F', "file", &logfile, N_("read message from file")), |
| OPT_STRING(0, "author", &force_author, N_("author"), N_("override author for commit")), |
| OPT_STRING(0, "date", &force_date, N_("date"), N_("override date for commit")), |
| OPT_CALLBACK('m', "message", &message, N_("message"), N_("commit message"), opt_parse_m), |
| OPT_STRING('c', "reedit-message", &edit_message, N_("commit"), N_("reuse and edit message from specified commit")), |
| OPT_STRING('C', "reuse-message", &use_message, N_("commit"), N_("reuse message from specified commit")), |
| OPT_STRING(0, "fixup", &fixup_message, N_("commit"), N_("use autosquash formatted message to fixup specified commit")), |
| OPT_STRING(0, "squash", &squash_message, N_("commit"), N_("use autosquash formatted message to squash specified commit")), |
| OPT_BOOL(0, "reset-author", &renew_authorship, N_("the commit is authored by me now (used with -C/-c/--amend)")), |
| OPT_BOOL('s', "signoff", &signoff, N_("add Signed-off-by:")), |
| OPT_FILENAME('t', "template", &template_file, N_("use specified template file")), |
| 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"), |
| N_("GPG sign commit"), PARSE_OPT_OPTARG, NULL, (intptr_t) "" }, |
| /* end commit message options */ |
| |
| OPT_GROUP(N_("Commit contents options")), |
| OPT_BOOL('a', "all", &all, N_("commit all changed files")), |
| OPT_BOOL('i', "include", &also, N_("add specified files to index for commit")), |
| OPT_BOOL(0, "interactive", &interactive, N_("interactively add files")), |
| OPT_BOOL('p', "patch", &patch_interactive, N_("interactively add changes")), |
| OPT_BOOL('o', "only", &only, N_("commit only specified files")), |
| OPT_BOOL('n', "no-verify", &no_verify, N_("bypass pre-commit hook")), |
| OPT_BOOL(0, "dry-run", &dry_run, N_("show what would be committed")), |
| OPT_SET_INT(0, "short", &status_format, N_("show status concisely"), |
| STATUS_FORMAT_SHORT), |
| OPT_BOOL(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_BOOL('z', "null", &s.null_termination, |
| N_("terminate entries with NUL")), |
| OPT_BOOL(0, "amend", &amend, N_("amend previous commit")), |
| OPT_BOOL(0, "no-post-rewrite", &no_post_rewrite, N_("bypass post-rewrite hook")), |
| { OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, N_("mode"), N_("show untracked files, optional modes: all, normal, no. (Default: all)"), PARSE_OPT_OPTARG, NULL, (intptr_t)"all" }, |
| /* end commit contents options */ |
| |
| OPT_HIDDEN_BOOL(0, "allow-empty", &allow_empty, |
| N_("ok to record an empty change")), |
| OPT_HIDDEN_BOOL(0, "allow-empty-message", &allow_empty_message, |
| N_("ok to record a change with an empty message")), |
| |
| OPT_END() |
| }; |
| |
| struct strbuf sb = STRBUF_INIT; |
| struct strbuf author_ident = STRBUF_INIT; |
| const char *index_file, *reflog_msg; |
| char *nl; |
| unsigned char sha1[20]; |
| struct ref_lock *ref_lock; |
| struct commit_list *parents = NULL, **pptr = &parents; |
| struct stat statbuf; |
| struct commit *current_head = NULL; |
| struct commit_extra_header *extra = NULL; |
| |
| if (argc == 2 && !strcmp(argv[1], "-h")) |
| usage_with_options(builtin_commit_usage, builtin_commit_options); |
| |
| status_init_config(&s, git_commit_config); |
| status_format = STATUS_FORMAT_NONE; /* Ignore status.short */ |
| s.colopts = 0; |
| |
| if (get_sha1("HEAD", sha1)) |
| current_head = NULL; |
| else { |
| current_head = lookup_commit_or_die(sha1, "HEAD"); |
| if (parse_commit(current_head)) |
| die(_("could not parse HEAD commit")); |
| } |
| argc = parse_and_validate_options(argc, argv, builtin_commit_options, |
| builtin_commit_usage, |
| prefix, current_head, &s); |
| if (dry_run) |
| return dry_run_commit(argc, argv, prefix, current_head, &s); |
| index_file = prepare_index(argc, argv, prefix, current_head, 0); |
| |
| /* Set up everything for writing the commit object. This includes |
| running hooks, writing the trees, and interacting with the user. */ |
| if (!prepare_to_commit(index_file, prefix, |
| current_head, &s, &author_ident)) { |
| rollback_index_files(); |
| return 1; |
| } |
| |
| /* Determine parents */ |
| reflog_msg = getenv("GIT_REFLOG_ACTION"); |
| if (!current_head) { |
| if (!reflog_msg) |
| reflog_msg = "commit (initial)"; |
| } else if (amend) { |
| struct commit_list *c; |
| |
| if (!reflog_msg) |
| reflog_msg = "commit (amend)"; |
| for (c = current_head->parents; c; c = c->next) |
| pptr = &commit_list_insert(c->item, pptr)->next; |
| } else if (whence == FROM_MERGE) { |
| struct strbuf m = STRBUF_INIT; |
| FILE *fp; |
| int allow_fast_forward = 1; |
| |
| if (!reflog_msg) |
| reflog_msg = "commit (merge)"; |
| pptr = &commit_list_insert(current_head, pptr)->next; |
| fp = fopen(git_path("MERGE_HEAD"), "r"); |
| if (fp == NULL) |
| die_errno(_("could not open '%s' for reading"), |
| git_path("MERGE_HEAD")); |
| while (strbuf_getline(&m, fp, '\n') != EOF) { |
| struct commit *parent; |
| |
| parent = get_merge_parent(m.buf); |
| if (!parent) |
| die(_("Corrupt MERGE_HEAD file (%s)"), m.buf); |
| pptr = &commit_list_insert(parent, pptr)->next; |
| } |
| fclose(fp); |
| strbuf_release(&m); |
| if (!stat(git_path("MERGE_MODE"), &statbuf)) { |
| if (strbuf_read_file(&sb, git_path("MERGE_MODE"), 0) < 0) |
| die_errno(_("could not read MERGE_MODE")); |
| if (!strcmp(sb.buf, "no-ff")) |
| allow_fast_forward = 0; |
| } |
| if (allow_fast_forward) |
| parents = reduce_heads(parents); |
| } else { |
| if (!reflog_msg) |
| reflog_msg = (whence == FROM_CHERRY_PICK) |
| ? "commit (cherry-pick)" |
| : "commit"; |
| pptr = &commit_list_insert(current_head, pptr)->next; |
| } |
| |
| /* Finally, get the commit message */ |
| strbuf_reset(&sb); |
| if (strbuf_read_file(&sb, git_path(commit_editmsg), 0) < 0) { |
| int saved_errno = errno; |
| rollback_index_files(); |
| die(_("could not read commit message: %s"), strerror(saved_errno)); |
| } |
| |
| 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) |
| stripspace(&sb, cleanup_mode == CLEANUP_ALL); |
| if (template_untouched(&sb) && !allow_empty_message) { |
| rollback_index_files(); |
| fprintf(stderr, _("Aborting commit; you did not edit the message.\n")); |
| exit(1); |
| } |
| if (message_is_empty(&sb) && !allow_empty_message) { |
| rollback_index_files(); |
| fprintf(stderr, _("Aborting commit due to empty commit message.\n")); |
| exit(1); |
| } |
| |
| if (amend) { |
| const char *exclude_gpgsig[2] = { "gpgsig", NULL }; |
| extra = read_commit_extra_headers(current_head, exclude_gpgsig); |
| } else { |
| struct commit_extra_header **tail = &extra; |
| append_merge_tag_headers(parents, &tail); |
| } |
| |
| if (commit_tree_extended(&sb, active_cache_tree->sha1, parents, sha1, |
| author_ident.buf, sign_commit, extra)) { |
| rollback_index_files(); |
| die(_("failed to write commit object")); |
| } |
| strbuf_release(&author_ident); |
| free_commit_extra_headers(extra); |
| |
| ref_lock = lock_any_ref_for_update("HEAD", |
| !current_head |
| ? NULL |
| : current_head->object.sha1, |
| 0, NULL); |
| |
| nl = strchr(sb.buf, '\n'); |
| if (nl) |
| strbuf_setlen(&sb, nl + 1 - sb.buf); |
| else |
| strbuf_addch(&sb, '\n'); |
| 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")); |
| } |
| |
| unlink(git_path("CHERRY_PICK_HEAD")); |
| unlink(git_path("REVERT_HEAD")); |
| unlink(git_path("MERGE_HEAD")); |
| unlink(git_path("MERGE_MSG")); |
| unlink(git_path("MERGE_MODE")); |
| unlink(git_path("SQUASH_MSG")); |
| |
| if (commit_index_files()) |
| die (_("Repository has been updated, but unable to write\n" |
| "new_index file. Check that disk is not full or quota is\n" |
| "not exceeded, and then \"git reset HEAD\" to recover.")); |
| |
| rerere(0); |
| 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"); |
| if (cfg) { |
| /* we are amending, so current_head is not NULL */ |
| copy_note_for_rewrite(cfg, current_head->object.sha1, sha1); |
| finish_copy_notes_for_rewrite(cfg, "Notes added by 'git commit --amend'"); |
| } |
| run_rewrite_hook(current_head->object.sha1, sha1); |
| } |
| if (!quiet) |
| print_summary(prefix, sha1, !current_head); |
| |
| return 0; |
| } |