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Diffstat (limited to 'builtin/commit.c')
-rw-r--r--builtin/commit.c323
1 files changed, 51 insertions, 272 deletions
diff --git a/builtin/commit.c b/builtin/commit.c
index 8a87701414..37fcb55ab0 100644
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -31,9 +31,7 @@
#include "gpg-interface.h"
#include "column.h"
#include "sequencer.h"
-#include "notes-utils.h"
#include "mailmap.h"
-#include "sigchain.h"
static const char * const builtin_commit_usage[] = {
N_("git commit [<options>] [--] <pathspec>..."),
@@ -45,31 +43,6 @@ static const char * const builtin_status_usage[] = {
NULL
};
-static const char implicit_ident_advice_noconfig[] =
-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. Run the\n"
-"following command and follow the instructions in your editor to edit\n"
-"your configuration file:\n"
-"\n"
-" git config --global --edit\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 implicit_ident_advice_config[] =
-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"
@@ -93,8 +66,6 @@ N_("If you wish to skip this commit, use:\n"
"Then \"git cherry-pick --continue\" will resume cherry-picking\n"
"the remaining commits.\n");
-static GIT_PATH_FUNC(git_path_commit_editmsg, "COMMIT_EDITMSG")
-
static const char *use_message_buffer;
static struct lock_file index_lock; /* real index */
static struct lock_file false_lock; /* used only for partial commits */
@@ -128,12 +99,7 @@ static char *sign_commit;
* 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 enum commit_msg_cleanup_mode cleanup_mode;
static const char *cleanup_arg;
static enum commit_whence whence;
@@ -423,13 +389,9 @@ static const char *prepare_index(int argc, const char **argv, const char *prefix
if (active_cache_changed
|| !cache_tree_fully_valid(active_cache_tree))
update_main_cache_tree(WRITE_TREE_SILENT);
- if (active_cache_changed) {
- if (write_locked_index(&the_index, &index_lock,
- COMMIT_LOCK))
- die(_("unable to write new_index file"));
- } else {
- rollback_lock_file(&index_lock);
- }
+ if (write_locked_index(&the_index, &index_lock,
+ COMMIT_LOCK | SKIP_IF_UNCHANGED))
+ die(_("unable to write new_index file"));
commit_style = COMMIT_AS_IS;
ret = get_index_file();
goto out;
@@ -673,7 +635,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
struct strbuf sb = STRBUF_INIT;
const char *hook_arg1 = NULL;
const char *hook_arg2 = NULL;
- int clean_message_contents = (cleanup_mode != CLEANUP_NONE);
+ int clean_message_contents = (cleanup_mode != COMMIT_MSG_CLEANUP_NONE);
int old_display_comment_prefix;
/* This checks and barfs if author is badly specified */
@@ -701,7 +663,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
}
}
- if (have_option_m) {
+ if (have_option_m && !fixup_message) {
strbuf_addbuf(&sb, &message);
hook_arg1 = "message";
} else if (logfile && !strcmp(logfile, "-")) {
@@ -731,6 +693,8 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
ctx.output_encoding = get_commit_output_encoding();
format_commit_message(commit, "fixup! %s\n\n",
&sb, &ctx);
+ if (have_option_m)
+ strbuf_addbuf(&sb, &message);
hook_arg1 = "message";
} else if (!stat(git_path_merge_msg(), &statbuf)) {
/*
@@ -812,7 +776,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
struct ident_split ci, ai;
if (whence != FROM_COMMIT) {
- if (cleanup_mode == CLEANUP_SCISSORS)
+ if (cleanup_mode == COMMIT_MSG_CLEANUP_SCISSORS)
wt_status_add_cut_line(s->fp);
status_printf_ln(s, GIT_COLOR_NORMAL,
whence == FROM_MERGE
@@ -832,14 +796,15 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
}
fprintf(s->fp, "\n");
- if (cleanup_mode == CLEANUP_ALL)
+ if (cleanup_mode == COMMIT_MSG_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)
+ else if (cleanup_mode == COMMIT_MSG_CLEANUP_SCISSORS &&
+ whence == FROM_COMMIT)
wt_status_add_cut_line(s->fp);
- else /* CLEANUP_SPACE, that is. */
+ else /* COMMIT_MSG_CLEANUP_SPACE, that is. */
status_printf(s, GIT_COLOR_NORMAL,
_("Please enter the commit message for your changes."
" Lines starting\n"
@@ -984,65 +949,6 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
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-off-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;
- const char *start;
-
- if (cleanup_mode == CLEANUP_NONE && sb->len)
- return 0;
-
- if (!template_file || strbuf_read_file(&tmpl, template_file, 0) <= 0)
- return 0;
-
- strbuf_stripspace(&tmpl, cleanup_mode == CLEANUP_ALL);
- if (!skip_prefix(sb->buf, tmpl.buf, &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;
@@ -1151,6 +1057,9 @@ static void finalize_deferred_config(struct wt_status *s)
s->show_branch = status_deferred_config.show_branch;
if (s->show_branch < 0)
s->show_branch = 0;
+
+ if (s->ahead_behind_flags == AHEAD_BEHIND_UNSPECIFIED)
+ s->ahead_behind_flags = AHEAD_BEHIND_FULL;
}
static int parse_and_validate_options(int argc, const char *argv[],
@@ -1197,8 +1106,8 @@ static int parse_and_validate_options(int argc, const char *argv[],
f++;
if (f > 1)
die(_("Only one of -c/-C/-F/--fixup can be used."));
- if (have_option_m && f > 0)
- die((_("Option -m cannot be combined with -c/-C/-F/--fixup.")));
+ if (have_option_m && (edit_message || use_message || logfile))
+ die((_("Option -m cannot be combined with -c/-C/-F.")));
if (f || have_option_m)
template_file = NULL;
if (edit_message)
@@ -1227,15 +1136,17 @@ static int parse_and_validate_options(int argc, const char *argv[],
if (argc == 0 && (also || (only && !amend && !allow_empty)))
die(_("No paths with --include/--only does not make sense."));
if (!cleanup_arg || !strcmp(cleanup_arg, "default"))
- cleanup_mode = use_editor ? CLEANUP_ALL : CLEANUP_SPACE;
+ cleanup_mode = use_editor ? COMMIT_MSG_CLEANUP_ALL :
+ COMMIT_MSG_CLEANUP_SPACE;
else if (!strcmp(cleanup_arg, "verbatim"))
- cleanup_mode = CLEANUP_NONE;
+ cleanup_mode = COMMIT_MSG_CLEANUP_NONE;
else if (!strcmp(cleanup_arg, "whitespace"))
- cleanup_mode = CLEANUP_SPACE;
+ cleanup_mode = COMMIT_MSG_CLEANUP_SPACE;
else if (!strcmp(cleanup_arg, "strip"))
- cleanup_mode = CLEANUP_ALL;
+ cleanup_mode = COMMIT_MSG_CLEANUP_ALL;
else if (!strcmp(cleanup_arg, "scissors"))
- cleanup_mode = use_editor ? CLEANUP_SCISSORS : CLEANUP_SPACE;
+ cleanup_mode = use_editor ? COMMIT_MSG_CLEANUP_SCISSORS :
+ COMMIT_MSG_CLEANUP_SPACE;
else
die(_("Invalid cleanup mode %s"), cleanup_arg);
@@ -1365,6 +1276,8 @@ int cmd_status(int argc, const char **argv, const char *prefix)
N_("show branch information")),
OPT_BOOL(0, "show-stash", &s.show_stash,
N_("show stash information")),
+ OPT_BOOL(0, "ahead-behind", &s.ahead_behind_flags,
+ N_("compute full ahead/behind values")),
{ OPTION_CALLBACK, 0, "porcelain", &status_format,
N_("version"), N_("machine-readable output"),
PARSE_OPT_OPTARG, opt_parse_porcelain },
@@ -1437,98 +1350,6 @@ int cmd_status(int argc, const char **argv, const char *prefix)
return 0;
}
-static const char *implicit_ident_advice(void)
-{
- char *user_config = expand_user_path("~/.gitconfig", 0);
- char *xdg_config = xdg_config_home("config");
- int config_exists = file_exists(user_config) || file_exists(xdg_config);
-
- free(user_config);
- free(xdg_config);
-
- if (config_exists)
- return _(implicit_ident_advice_config);
- else
- return _(implicit_ident_advice_noconfig);
-
-}
-
-static void print_summary(const char *prefix, const struct object_id *oid,
- int initial_commit)
-{
- struct rev_info rev;
- struct commit *commit;
- struct strbuf format = STRBUF_INIT;
- const char *head;
- struct pretty_print_context pctx = {0};
- struct strbuf author_ident = STRBUF_INIT;
- struct strbuf committer_ident = STRBUF_INIT;
-
- commit = lookup_commit(oid);
- 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 (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);
- 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", 0, NULL, NULL);
- if (!head)
- die_errno(_("unable to resolve HEAD after creating commit"));
- if (!strcmp(head, "HEAD"))
- head = _("detached HEAD");
- else
- skip_prefix(head, "refs/heads/", &head);
- printf("[%s%s ", 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;
@@ -1558,37 +1379,6 @@ static int git_commit_config(const char *k, const char *v, void *cb)
return git_status_config(k, v, s);
}
-static int run_rewrite_hook(const struct object_id *oldoid,
- const struct object_id *newoid)
-{
- struct child_process proc = CHILD_PROCESS_INIT;
- const char *argv[3];
- int code;
- struct strbuf sb = STRBUF_INIT;
-
- argv[0] = find_hook("post-rewrite");
- if (!argv[0])
- return 0;
-
- argv[1] = "amend";
- argv[2] = NULL;
-
- proc.argv = argv;
- proc.in = -1;
- proc.stdout_to_stderr = 1;
-
- code = start_command(&proc);
- if (code)
- return code;
- strbuf_addf(&sb, "%s %s\n", oid_to_hex(oldoid), oid_to_hex(newoid));
- sigchain_push(SIGPIPE, SIG_IGN);
- write_in_full(proc.in, sb.buf, sb.len);
- close(proc.in);
- strbuf_release(&sb);
- sigchain_pop(SIGPIPE);
- return finish_command(&proc);
-}
-
int run_commit_hook(int editor_is_used, const char *index_file, const char *name, ...)
{
struct argv_array hook_env = ARGV_ARRAY_INIT;
@@ -1613,6 +1403,7 @@ int run_commit_hook(int editor_is_used, const char *index_file, const char *name
int cmd_commit(int argc, const char **argv, const char *prefix)
{
+ const char *argv_gc_auto[] = {"gc", "--auto", NULL};
static struct wt_status s;
static struct option builtin_commit_options[] = {
OPT__QUIET(&quiet, N_("suppress summary after successful commit")),
@@ -1648,6 +1439,8 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
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_BOOL(0, "ahead-behind", &s.ahead_behind_flags,
+ N_("compute full ahead/behind values")),
OPT_SET_INT(0, "porcelain", &status_format,
N_("machine-readable output"), STATUS_FORMAT_PORCELAIN),
OPT_SET_INT(0, "long", &status_format,
@@ -1671,13 +1464,11 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
struct strbuf sb = STRBUF_INIT;
struct strbuf author_ident = STRBUF_INIT;
const char *index_file, *reflog_msg;
- char *nl;
struct object_id oid;
struct commit_list *parents = NULL;
struct stat statbuf;
struct commit *current_head = NULL;
struct commit_extra_header *extra = NULL;
- struct ref_transaction *transaction;
struct strbuf err = STRBUF_INIT;
if (argc == 2 && !strcmp(argv[1], "-h"))
@@ -1768,17 +1559,17 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
}
if (verbose || /* Truncate the message just before the diff, if any. */
- cleanup_mode == CLEANUP_SCISSORS)
+ cleanup_mode == COMMIT_MSG_CLEANUP_SCISSORS)
strbuf_setlen(&sb, wt_status_locate_end(sb.buf, sb.len));
- if (cleanup_mode != CLEANUP_NONE)
- strbuf_stripspace(&sb, cleanup_mode == CLEANUP_ALL);
+ if (cleanup_mode != COMMIT_MSG_CLEANUP_NONE)
+ strbuf_stripspace(&sb, cleanup_mode == COMMIT_MSG_CLEANUP_ALL);
- if (message_is_empty(&sb) && !allow_empty_message) {
+ if (message_is_empty(&sb, cleanup_mode) && !allow_empty_message) {
rollback_index_files();
fprintf(stderr, _("Aborting commit due to empty commit message.\n"));
exit(1);
}
- if (template_untouched(&sb) && !allow_empty_message) {
+ if (template_untouched(&sb, template_file, cleanup_mode) && !allow_empty_message) {
rollback_index_files();
fprintf(stderr, _("Aborting commit; you did not edit the message.\n"));
exit(1);
@@ -1792,33 +1583,20 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
append_merge_tag_headers(parents, &tail);
}
- if (commit_tree_extended(sb.buf, sb.len, active_cache_tree->oid.hash,
- parents, oid.hash, author_ident.buf, sign_commit, extra)) {
+ if (commit_tree_extended(sb.buf, sb.len, &active_cache_tree->oid,
+ parents, &oid, author_ident.buf, sign_commit,
+ extra)) {
rollback_index_files();
die(_("failed to write commit object"));
}
strbuf_release(&author_ident);
free_commit_extra_headers(extra);
- 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);
-
- transaction = ref_transaction_begin(&err);
- if (!transaction ||
- ref_transaction_update(transaction, "HEAD", &oid,
- current_head
- ? &current_head->object.oid : &null_oid,
- 0, sb.buf, &err) ||
- ref_transaction_commit(transaction, &err)) {
+ if (update_head_with_reflog(current_head, &oid, reflog_msg, &sb,
+ &err)) {
rollback_index_files();
die("%s", err.buf);
}
- ref_transaction_free(transaction);
unlink(git_path_cherry_pick_head());
unlink(git_path_revert_head());
@@ -1833,19 +1611,20 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
"not exceeded, and then \"git reset HEAD\" to recover."));
rerere(0);
+ run_command_v_opt(argv_gc_auto, RUN_GIT_CMD);
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.oid, &oid);
- finish_copy_notes_for_rewrite(cfg, "Notes added by 'git commit --amend'");
- }
- run_rewrite_hook(&current_head->object.oid, &oid);
+ commit_post_rewrite(current_head, &oid);
+ }
+ if (!quiet) {
+ unsigned int flags = 0;
+
+ if (!current_head)
+ flags |= SUMMARY_INITIAL_COMMIT;
+ if (author_date_is_interesting())
+ flags |= SUMMARY_SHOW_AUTHOR_DATE;
+ print_commit_summary(prefix, &oid, flags);
}
- if (!quiet)
- print_summary(prefix, &oid, !current_head);
UNLEAK(err);
UNLEAK(sb);