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Tell between packed, unpacked and symbolic refs.

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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>
This commit is contained in:
Junio C Hamano
2006-09-20 22:02:01 -07:00
parent cb5d709ff8
commit 8da1977554
23 changed files with 75 additions and 49 deletions
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6
builtin-symbolic-ref.c
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@ -1,5 +1,6 @@
#include "builtin.h"
#include "cache.h"
#include "refs.h"
static const char git_symbolic_ref_usage[] =
"git-symbolic-ref name [ref]";
@ -7,10 +8,13 @@ static const char git_symbolic_ref_usage[] =
static void check_symref(const char *HEAD)
{
unsigned char sha1[20];
const char *refs_heads_master = resolve_ref(HEAD, sha1, 0);
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);
}