mirror of
https://github.com/git/git
synced 2024-10-30 04:01:21 +00:00
8da1977554
This adds a "int *flag" parameter to resolve_ref() and makes for_each_ref() family to call callback function with an extra "int flag" parameter. They are used to give two bits of information (REF_ISSYMREF and REF_ISPACKED) about the ref. Signed-off-by: Junio C Hamano <junkio@cox.net>
35 lines
728 B
C
35 lines
728 B
C
#include "builtin.h"
|
|
#include "cache.h"
|
|
#include "refs.h"
|
|
|
|
static const char git_symbolic_ref_usage[] =
|
|
"git-symbolic-ref name [ref]";
|
|
|
|
static void check_symref(const char *HEAD)
|
|
{
|
|
unsigned char sha1[20];
|
|
int flag;
|
|
const char *refs_heads_master = resolve_ref(HEAD, sha1, 0, &flag);
|
|
|
|
if (!refs_heads_master)
|
|
die("No such ref: %s", HEAD);
|
|
else if (!(flag & REF_ISSYMREF))
|
|
die("ref %s is not a symbolic ref", HEAD);
|
|
puts(refs_heads_master);
|
|
}
|
|
|
|
int cmd_symbolic_ref(int argc, const char **argv, const char *prefix)
|
|
{
|
|
git_config(git_default_config);
|
|
switch (argc) {
|
|
case 2:
|
|
check_symref(argv[1]);
|
|
break;
|
|
case 3:
|
|
create_symref(argv[1], argv[2]);
|
|
break;
|
|
default:
|
|
usage(git_symbolic_ref_usage);
|
|
}
|
|
return 0;
|
|
}
|