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Diffstat (limited to 'builtin/commit.c')
-rw-r--r--builtin/commit.c149
1 files changed, 97 insertions, 52 deletions
diff --git a/builtin/commit.c b/builtin/commit.c
index 66fdd22024..22ba54f9bb 100644
--- a/builtin/commit.c
+++ b/builtin/commit.c
@@ -69,7 +69,7 @@ static enum {
static const char *logfile, *force_author;
static const char *template_file;
static char *edit_message, *use_message;
-static char *author_name, *author_email, *author_date;
+static char *fixup_message, *squash_message;
static int all, edit_flag, also, interactive, only, amend, signoff;
static int quiet, verbose, no_verify, allow_empty, dry_run, renew_authorship;
static int no_post_rewrite, allow_empty_message;
@@ -114,8 +114,8 @@ static int opt_parse_m(const struct option *opt, const char *arg, int unset)
}
static struct option builtin_commit_options[] = {
- OPT__QUIET(&quiet),
- OPT__VERBOSE(&verbose),
+ OPT__QUIET(&quiet, "suppress summary after successful commit"),
+ OPT__VERBOSE(&verbose, "show diff in commit message template"),
OPT_GROUP("Commit message options"),
OPT_FILENAME('F', "file", &logfile, "read log from file"),
@@ -124,6 +124,8 @@ static struct option builtin_commit_options[] = {
OPT_CALLBACK('m', "message", &message, "MESSAGE", "specify commit message", opt_parse_m),
OPT_STRING('c', "reedit-message", &edit_message, "COMMIT", "reuse and edit message from specified commit"),
OPT_STRING('C', "reuse-message", &use_message, "COMMIT", "reuse message from specified commit"),
+ OPT_STRING(0, "fixup", &fixup_message, "COMMIT", "use autosquash formatted message to fixup specified commit"),
+ OPT_STRING(0, "squash", &squash_message, "COMMIT", "use autosquash formatted message to squash specified commit"),
OPT_BOOLEAN(0, "reset-author", &renew_authorship, "the commit is authored by me now (used with -C-c/--amend)"),
OPT_BOOLEAN('s', "signoff", &signoff, "add Signed-off-by:"),
OPT_FILENAME('t', "template", &template_file, "use specified template file"),
@@ -459,7 +461,7 @@ static int is_a_merge(const unsigned char *sha1)
static const char sign_off_header[] = "Signed-off-by: ";
-static void determine_author_info(void)
+static void determine_author_info(struct strbuf *author_ident)
{
char *name, *email, *date;
@@ -503,10 +505,8 @@ static void determine_author_info(void)
if (force_date)
date = force_date;
-
- author_name = name;
- author_email = email;
- author_date = date;
+ strbuf_addstr(author_ident, fmt_ident(name, email, date,
+ IDENT_ERROR_ON_NO_NAME));
}
static int ends_rfc2822_footer(struct strbuf *sb)
@@ -550,10 +550,21 @@ static int ends_rfc2822_footer(struct strbuf *sb)
return 1;
}
+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 wt_status *s)
+ struct wt_status *s,
+ struct strbuf *author_ident)
{
struct stat statbuf;
+ struct strbuf committer_ident = STRBUF_INIT;
int commitable, saved_color_setting;
struct strbuf sb = STRBUF_INIT;
char *buffer;
@@ -565,6 +576,25 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
if (!no_verify && run_hook(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";
@@ -586,6 +616,16 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
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");
@@ -607,6 +647,16 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
else if (in_merge)
hook_arg1 = "merge";
+ 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 = "";
+ }
+
fp = fopen(git_path(commit_editmsg), "w");
if (fp == NULL)
die_errno("could not open '%s'", git_path(commit_editmsg));
@@ -637,14 +687,13 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
strbuf_release(&sb);
- determine_author_info();
+ /* This checks and barfs if author is badly specified */
+ determine_author_info(author_ident);
/* This checks if committer ident is explicitly given */
- git_committer_info(0);
+ strbuf_addstr(&committer_ident, git_committer_info(0));
if (use_editor && include_status) {
- char *author_ident;
- const char *committer_ident;
-
+ char *ai_tmp, *ci_tmp;
if (in_merge)
fprintf(fp,
"#\n"
@@ -672,23 +721,21 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
if (only_include_assumed)
fprintf(fp, "# %s\n", only_include_assumed);
- author_ident = xstrdup(fmt_name(author_name, author_email));
- committer_ident = fmt_name(getenv("GIT_COMMITTER_NAME"),
- getenv("GIT_COMMITTER_EMAIL"));
- if (strcmp(author_ident, committer_ident))
+ 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))
fprintf(fp,
"%s"
"# Author: %s\n",
ident_shown++ ? "" : "#\n",
- author_ident);
- free(author_ident);
+ author_ident->buf);
if (!user_ident_sufficiently_given())
fprintf(fp,
"%s"
"# Committer: %s\n",
ident_shown++ ? "" : "#\n",
- committer_ident);
+ committer_ident.buf);
if (ident_shown)
fprintf(fp, "#\n");
@@ -697,6 +744,9 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
s->use_color = 0;
commitable = run_status(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";
@@ -712,6 +762,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
else
commitable = index_differs_from(parent, 0);
}
+ strbuf_release(&committer_ident);
fclose(fp);
@@ -863,7 +914,7 @@ static int parse_and_validate_options(int argc, const char *argv[],
if (force_author && renew_authorship)
die("Using both --reset-author and --author does not make sense");
- if (logfile || message.len || use_message)
+ if (logfile || message.len || use_message || fixup_message)
use_editor = 0;
if (edit_flag)
use_editor = 1;
@@ -878,48 +929,35 @@ static int parse_and_validate_options(int argc, const char *argv[],
die("You have nothing to amend.");
if (amend && in_merge)
die("You are in the middle of a merge -- 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 can be used.");
+ 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.");
+ die("Option -m cannot be combined with -c/-C/-F/--fixup.");
if (edit_message)
use_message = edit_message;
- if (amend && !use_message)
+ if (amend && !use_message && !fixup_message)
use_message = "HEAD";
if (!use_message && renew_authorship)
die("--reset-author can be used only with -C, -c or --amend.");
if (use_message) {
- unsigned char sha1[20];
- static char utf8[] = "UTF-8";
const char *out_enc;
- char *enc, *end;
struct commit *commit;
- if (get_sha1(use_message, sha1))
+ commit = lookup_commit_reference_by_name(use_message);
+ if (!commit)
die("could not lookup commit %s", use_message);
- commit = lookup_commit_reference(sha1);
- if (!commit || parse_commit(commit))
- die("could not parse commit %s", use_message);
-
- enc = strstr(commit->buffer, "\nencoding");
- if (enc) {
- end = strchr(enc + 10, '\n');
- enc = xstrndup(enc + 10, end - (enc + 10));
- } else {
- enc = utf8;
- }
- out_enc = git_commit_encoding ? git_commit_encoding : utf8;
-
- if (strcmp(out_enc, enc))
- use_message_buffer =
- reencode_string(commit->buffer, out_enc, enc);
+ out_enc = get_commit_output_encoding();
+ use_message_buffer = logmsg_reencode(commit, out_enc);
/*
* If we failed to reencode the buffer, just copy it
@@ -929,8 +967,6 @@ static int parse_and_validate_options(int argc, const char *argv[],
*/
if (use_message_buffer == NULL)
use_message_buffer = xstrdup(commit->buffer);
- if (enc != utf8)
- free(enc);
}
if (!!also + !!only + !!all + !!interactive > 1)
@@ -984,6 +1020,8 @@ 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;
@@ -1048,7 +1086,7 @@ int cmd_status(int argc, const char **argv, const char *prefix)
int fd;
unsigned char sha1[20];
static struct option builtin_status_options[] = {
- OPT__VERBOSE(&verbose),
+ OPT__VERBOSE(&verbose, "be verbose"),
OPT_SET_INT('s', "short", &status_format,
"show status concisely", STATUS_FORMAT_SHORT),
OPT_BOOLEAN('b', "branch", &status_show_branch,
@@ -1070,6 +1108,9 @@ int cmd_status(int argc, const char **argv, const char *prefix)
OPT_END(),
};
+ if (argc == 2 && !strcmp(argv[1], "-h"))
+ usage_with_options(builtin_status_usage, builtin_status_options);
+
if (null_termination && status_format == STATUS_FORMAT_LONG)
status_format = STATUS_FORMAT_PORCELAIN;
@@ -1246,6 +1287,7 @@ static int run_rewrite_hook(const unsigned char *oldsha1,
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, *p;
unsigned char commit_sha1[20];
@@ -1255,6 +1297,9 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
int allow_fast_forward = 1;
struct wt_status s;
+ if (argc == 2 && !strcmp(argv[1], "-h"))
+ usage_with_options(builtin_commit_usage, builtin_commit_options);
+
wt_status_prepare(&s);
git_config(git_commit_config, &s);
in_merge = file_exists(git_path("MERGE_HEAD"));
@@ -1273,7 +1318,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
/* 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, &s)) {
+ if (!prepare_to_commit(index_file, prefix, &s, &author_ident)) {
rollback_index_files();
return 1;
}
@@ -1352,11 +1397,11 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
}
if (commit_tree(sb.buf, active_cache_tree->sha1, parents, commit_sha1,
- fmt_ident(author_name, author_email, author_date,
- IDENT_ERROR_ON_NO_NAME))) {
+ author_ident.buf)) {
rollback_index_files();
die("failed to write commit object");
}
+ strbuf_release(&author_ident);
ref_lock = lock_any_ref_for_update("HEAD",
initial_commit ? NULL : head_sha1,