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show-ref: fix --verify --hash=length

Browse source 
An earlier optimization for --verify broke a lot of stuff
because it did not take interaction with other flags into
account.

This also fixes an unrelated argument parsing error; --hash=8
should mean the same as "--hash --abbrev=8".

Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano 2006-12-17 19:27:49 -08:00
parent dd9142993c
commit 64fe031a7a
1 changed files with 15 additions and 10 deletions
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25
builtin-show-ref.c
View file

@ -10,6 +10,15 @@ static int deref_tags = 0, show_head = 0, tags_only = 0, heads_only = 0,
found_match = 0, verify = 0, quiet = 0, hash_only = 0, abbrev = 0;
static const char **pattern;
static void show_one(const char *refname, const unsigned char *sha1)
{
const char *hex = find_unique_abbrev(sha1, abbrev);
if (hash_only)
printf("%s\n", hex);
else
printf("%s %s\n", hex, refname);
}
static int show_ref(const char *refname, const unsigned char *sha1, int flag, void *cbdata)
{
struct object *obj;
@ -58,11 +67,7 @@ static int show_ref(const char *refname, const unsigned char *sha1, int flag, vo
if (quiet)
return 0;
hex = find_unique_abbrev(sha1, abbrev);
if (hash_only)
printf("%s\n", hex);
else
printf("%s %s\n", hex, refname);
show_one(refname, sha1);
if (!deref_tags)
return 0;
@ -175,13 +180,13 @@ int cmd_show_ref(int argc, const char **argv, const char *prefix)
if (!strncmp(arg, "--hash=", 7) ||
(!strncmp(arg, "--abbrev", 8) &&
(arg[8] == '=' || arg[8] == '\0'))) {
if (arg[3] != 'h' && !arg[8])
if (arg[2] != 'h' && !arg[8])
/* --abbrev only */
abbrev = DEFAULT_ABBREV;
else {
/* --hash= or --abbrev= */
char *end;
if (arg[3] == 'h') {
if (arg[2] == 'h') {
hash_only = 1;
arg += 7;
}
@ -218,10 +223,10 @@ int cmd_show_ref(int argc, const char **argv, const char *prefix)
unsigned char sha1[20];
while (*pattern) {
if (resolve_ref(*pattern, sha1, 1, NULL)) {
if (!strncmp(*pattern, "refs/", 5) &&
resolve_ref(*pattern, sha1, 1, NULL)) {
if (!quiet)
printf("%s %s\n",
sha1_to_hex(sha1), *pattern);
show_one(*pattern, sha1);
}
else if (!quiet)
die("'%s' - not a valid ref", *pattern);