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Merge branch 'jk/reset-reflog-message-fix'

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* jk/reset-reflog-message-fix:
  reset: give better reflog messages
This commit is contained in:
Junio C Hamano 2011-08-08 12:33:33 -07:00
commit 75745bc704
2 changed files with 20 additions and 37 deletions
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49
builtin/reset.c
View File

@ -33,25 +33,6 @@ static const char *reset_type_names[] = {
N_("mixed"), N_("soft"), N_("hard"), N_("merge"), N_("keep"), NULL
};
static char *args_to_str(const char **argv)
{
char *buf = NULL;
unsigned long len, space = 0, nr = 0;
for (; *argv; argv++) {
len = strlen(*argv);
ALLOC_GROW(buf, nr + 1 + len, space);
if (nr)
buf[nr++] = ' ';
memcpy(buf + nr, *argv, len);
nr += len;
}
ALLOC_GROW(buf, nr + 1, space);
buf[nr] = '\0';
return buf;
}
static inline int is_merge(void)
{
return !access(git_path("MERGE_HEAD"), F_OK);
@ -215,14 +196,18 @@ static int read_from_tree(const char *prefix, const char **argv,
return update_index_refresh(index_fd, lock, refresh_flags);
}
static void prepend_reflog_action(const char *action, char *buf, size_t size)
static void set_reflog_message(struct strbuf *sb, const char *action,
const char *rev)
{
const char *sep = ": ";
const char *rla = getenv("GIT_REFLOG_ACTION");
if (!rla)
rla = sep = "";
if (snprintf(buf, size, "%s%s%s", rla, sep, action) >= size)
warning(_("Reflog action message too long: %.*s..."), 50, buf);
strbuf_reset(sb);
if (rla)
strbuf_addf(sb, "%s: %s", rla, action);
else if (rev)
strbuf_addf(sb, "reset: moving to %s", rev);
else
strbuf_addf(sb, "reset: %s", action);
}
static void die_if_unmerged_cache(int reset_type)
@ -241,7 +226,7 @@ int cmd_reset(int argc, const char **argv, const char *prefix)
unsigned char sha1[20], *orig = NULL, sha1_orig[20],
*old_orig = NULL, sha1_old_orig[20];
struct commit *commit;
char *reflog_action, msg[1024];
struct strbuf msg = STRBUF_INIT;
const struct option options[] = {
OPT__QUIET(&quiet, "be quiet, only report errors"),
OPT_SET_INT(0, "mixed", &reset_type,
@ -261,8 +246,6 @@ int cmd_reset(int argc, const char **argv, const char *prefix)
argc = parse_options(argc, argv, prefix, options, git_reset_usage,
PARSE_OPT_KEEP_DASHDASH);
reflog_action = args_to_str(argv);
setenv("GIT_REFLOG_ACTION", reflog_action, 0);
/*
* Possible arguments are:
@ -357,13 +340,13 @@ int cmd_reset(int argc, const char **argv, const char *prefix)
old_orig = sha1_old_orig;
if (!get_sha1("HEAD", sha1_orig)) {
orig = sha1_orig;
prepend_reflog_action("updating ORIG_HEAD", msg, sizeof(msg));
update_ref(msg, "ORIG_HEAD", orig, old_orig, 0, MSG_ON_ERR);
set_reflog_message(&msg, "updating ORIG_HEAD", NULL);
update_ref(msg.buf, "ORIG_HEAD", orig, old_orig, 0, MSG_ON_ERR);
}
else if (old_orig)
delete_ref("ORIG_HEAD", old_orig, 0);
prepend_reflog_action("updating HEAD", msg, sizeof(msg));
update_ref_status = update_ref(msg, "HEAD", sha1, orig, 0, MSG_ON_ERR);
set_reflog_message(&msg, "updating HEAD", rev);
update_ref_status = update_ref(msg.buf, "HEAD", sha1, orig, 0, MSG_ON_ERR);
switch (reset_type) {
case HARD:
@ -380,7 +363,7 @@ int cmd_reset(int argc, const char **argv, const char *prefix)
remove_branch_state();
free(reflog_action);
strbuf_release(&msg);
return update_ref_status;
}

8
t/t1412-reflog-loop.sh
View File

@ -21,10 +21,10 @@ test_expect_success 'setup reflog with alternating commits' '
test_expect_success 'reflog shows all entries' '
cat >expect <<-\EOF
topic@{0} two: updating HEAD
topic@{1} one: updating HEAD
topic@{2} two: updating HEAD
topic@{3} one: updating HEAD
topic@{0} reset: moving to two
topic@{1} reset: moving to one
topic@{2} reset: moving to two
topic@{3} reset: moving to one
topic@{4} branch: Created from HEAD
EOF
git log -g --format="%gd %gs" topic >actual &&