[thirdparty/git.git] / symbolic-ref.c

#include "cache.h"

static const char git_symbolic_ref_usage[] =
"git-symbolic-ref name [ref]";

static void check_symref(const char *HEAD)
{
	unsigned char sha1[20];
	const char *git_HEAD = strdup(git_path("%s", HEAD));
	const char *git_refs_heads_master = resolve_ref(git_HEAD, sha1, 0);
	if (git_refs_heads_master) {
		/* we want to strip the .git/ part */
		int pfxlen = strlen(git_HEAD) - strlen(HEAD);
		puts(git_refs_heads_master + pfxlen);
	}
	else
		die("No such ref: %s", HEAD);
}

int main(int argc, const char **argv)
{
	setup_git_directory();
	switch (argc) {
	case 2:
		check_symref(argv[1]);
		break;
	case 3:
		create_symref(strdup(git_path("%s", argv[1])), argv[2]);
		break;
	default:
		usage(git_symbolic_ref_usage);
	}
	return 0;
}
Commit	Line	Data
8098a178 JH	1	#include "cache.h"
	2
	3	static const char git_symbolic_ref_usage[] =
	4	"git-symbolic-ref name [ref]";
	5
f5a5e9b9	6	static void check_symref(const char *HEAD)
8098a178 JH	7	{
	8	unsigned char sha1[20];
	9	const char *git_HEAD = strdup(git_path("%s", HEAD));
	10	const char *git_refs_heads_master = resolve_ref(git_HEAD, sha1, 0);
	11	if (git_refs_heads_master) {
	12	/* we want to strip the .git/ part */
	13	int pfxlen = strlen(git_HEAD) - strlen(HEAD);
	14	puts(git_refs_heads_master + pfxlen);
	15	}
	16	else
	17	die("No such ref: %s", HEAD);
	18	}
	19
	20	int main(int argc, const char **argv)
	21	{
	22	setup_git_directory();
	23	switch (argc) {
	24	case 2:
	25	check_symref(argv[1]);
	26	break;
	27	case 3:
	28	create_symref(strdup(git_path("%s", argv[1])), argv[2]);
	29	break;
	30	default:
	31	usage(git_symbolic_ref_usage);
	32	}
	33	return 0;
	34	}