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Fix broken create_branch() in builtin-branch.

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Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Junio C Hamano 2007-03-08 13:59:54 -08:00
parent 0746d19a82
commit 45994a1e33
1 changed files with 18 additions and 15 deletions
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33
builtin-branch.c
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@ -410,7 +410,6 @@ static void set_branch_defaults(const char *name, const char *real_ref)
}
static void create_branch(const char *name, const char *start_name,
unsigned char *start_sha1,
int force, int reflog, int track)
{
struct ref_lock *lock;
@ -431,16 +430,23 @@ static void create_branch(const char *name, const char *start_name,
forcing = 1;
}
if (start_sha1) {
/* detached HEAD */
hashcpy(sha1, start_sha1);
real_ref = NULL;
}
else if (dwim_ref(start_name, strlen(start_name), sha1, &real_ref) > 1)
die("Ambiguous object name: '%s'.", start_name);
else if (real_ref == NULL)
real_ref = NULL;
if (get_sha1(start_name, sha1))
die("Not a valid object name: '%s'.", start_name);
switch (dwim_ref(start_name, strlen(start_name), sha1, &real_ref)) {
case 0:
/* Not branching from any existing branch */
real_ref = NULL;
break;
case 1:
/* Unique completion -- good */
break;
default:
die("Ambiguous object name: '%s'.", start_name);
break;
}
if ((commit = lookup_commit_reference(sha1)) == NULL)
die("Not a valid branch point: '%s'.", start_name);
hashcpy(sha1, commit->object.sha1);
@ -620,12 +626,9 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
rename_branch(head, argv[i], force_rename);
else if (rename && (i == argc - 2))
rename_branch(argv[i], argv[i + 1], force_rename);
else if (i == argc - 1)
create_branch(argv[i], head, head_sha1, force_create, reflog,
track);
else if (i == argc - 2)
create_branch(argv[i], argv[i+1], NULL, force_create, reflog,
track);
else if (i == argc - 1 || i == argc - 2)
create_branch(argv[i], (i == argc - 2) ? argv[i+1] : head,
force_create, reflog, track);
else
usage(builtin_branch_usage);