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git-branch: show detached HEAD

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This makes git-branch show a detached HEAD as '* (no branch)'.

Signed-off-by: Lars Hjemli <hjemli@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
Lars Hjemli 2007-01-03 21:10:10 +01:00 committed by Junio C Hamano
parent bda324cf61
commit 0016a48251
1 changed files with 24 additions and 7 deletions
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31
builtin-branch.c
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@ -275,7 +275,7 @@ static void print_ref_item(struct ref_item *item, int maxwidth, int verbose,
}
}
static void print_ref_list(int kinds, int verbose, int abbrev)
static void print_ref_list(int kinds, int detached, int verbose, int abbrev)
{
int i;
struct ref_list ref_list;
@ -286,8 +286,20 @@ static void print_ref_list(int kinds, int verbose, int abbrev)
qsort(ref_list.list, ref_list.index, sizeof(struct ref_item), ref_cmp);
detached = (detached && (kinds & REF_LOCAL_BRANCH));
if (detached) {
struct ref_item item;
item.name = "(no branch)";
item.kind = REF_LOCAL_BRANCH;
hashcpy(item.sha1, head_sha1);
if (strlen(item.name) > ref_list.maxwidth)
ref_list.maxwidth = strlen(item.name);
print_ref_item(&item, ref_list.maxwidth, verbose, abbrev, 1);
}
for (i = 0; i < ref_list.index; i++) {
int current = (ref_list.list[i].kind == REF_LOCAL_BRANCH) &&
int current = !detached &&
(ref_list.list[i].kind == REF_LOCAL_BRANCH) &&
!strcmp(ref_list.list[i].name, head);
print_ref_item(&ref_list.list[i], ref_list.maxwidth, verbose,
abbrev, current);
@ -367,7 +379,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
{
int delete = 0, force_delete = 0, force_create = 0;
int rename = 0, force_rename = 0;
int verbose = 0, abbrev = DEFAULT_ABBREV;
int verbose = 0, abbrev = DEFAULT_ABBREV, detached = 0;
int reflog = 0;
int kinds = REF_LOCAL_BRANCH;
int i;
@ -444,14 +456,19 @@ int cmd_branch(int argc, const char **argv, const char *prefix)
head = xstrdup(resolve_ref("HEAD", head_sha1, 0, NULL));
if (!head)
die("Failed to resolve HEAD as a valid ref.");
if (strncmp(head, "refs/heads/", 11))
die("HEAD not found below refs/heads!");
head += 11;
if (!strcmp(head, "HEAD")) {
detached = 1;
}
else {
if (strncmp(head, "refs/heads/", 11))
die("HEAD not found below refs/heads!");
head += 11;
}
if (delete)
return delete_branches(argc - i, argv + i, force_delete, kinds);
else if (i == argc)
print_ref_list(kinds, verbose, abbrev);
print_ref_list(kinds, detached, verbose, abbrev);
else if (rename && (i == argc - 1))
rename_branch(head, argv[i], force_rename);
else if (rename && (i == argc - 2))