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re
dwim_ref(): Separate name-to-ref DWIM code out.
author
Junio C Hamano
<junkio@cox.net>
Fri, 19 Jan 2007 09:15:15 +0000
(
01:15
-0800)
committer
Junio C Hamano
<junkio@cox.net>
Sat, 20 Jan 2007 01:57:53 +0000
(17:57 -0800)
I'll be using this in another function to figure out what to
pass to resolve_ref().
Signed-off-by: Junio C Hamano <junkio@cox.net>
cache.h
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sha1_name.c
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6f71686
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diff --git
a/cache.h
b/cache.h
index e6e19bdef31363352fe0a7f89e294aa43c63a982..a218db3b30a6b1b41b1feada2f71d71ac1623d8e 100644
(file)
--- a/
cache.h
+++ b/
cache.h
@@
-299,6
+299,8
@@
extern int get_sha1_hex(const char *hex, unsigned char *sha1);
extern char *sha1_to_hex(const unsigned char *sha1); /* static buffer result! */
extern int read_ref(const char *filename, unsigned char *sha1);
extern const char *resolve_ref(const char *path, unsigned char *sha1, int, int *);
extern char *sha1_to_hex(const unsigned char *sha1); /* static buffer result! */
extern int read_ref(const char *filename, unsigned char *sha1);
extern const char *resolve_ref(const char *path, unsigned char *sha1, int, int *);
+extern int dwim_ref(const char *str, int len, unsigned char *sha1, char **ref);
+
extern int create_symref(const char *ref, const char *refs_heads_master);
extern int validate_headref(const char *ref);
extern int create_symref(const char *ref, const char *refs_heads_master);
extern int validate_headref(const char *ref);
diff --git
a/sha1_name.c
b/sha1_name.c
index 6d7cd78381414aa2fef31d31d46fbb24b0aaab1d..ae31851900cd3b7ef753e1a2254f9a4f1a5fcc8d 100644
(file)
--- a/
sha1_name.c
+++ b/
sha1_name.c
@@
-235,7
+235,7
@@
static int ambiguous_path(const char *path, int len)
return slash;
}
return slash;
}
-
static int get_sha1_basic(const char *str, int len, unsigned char *sha1
)
+
int dwim_ref(const char *str, int len, unsigned char *sha1, char **ref
)
{
static const char *fmt[] = {
"%.*s",
{
static const char *fmt[] = {
"%.*s",
@@
-246,13
+246,32
@@
static int get_sha1_basic(const char *str, int len, unsigned char *sha1)
"refs/remotes/%.*s/HEAD",
NULL
};
"refs/remotes/%.*s/HEAD",
NULL
};
+ const char **p, *r;
+ int refs_found = 0;
+
+ *ref = NULL;
+ for (p = fmt; *p; p++) {
+ unsigned char sha1_from_ref[20];
+ unsigned char *this_result;
+
+ this_result = refs_found ? sha1_from_ref : sha1;
+ r = resolve_ref(mkpath(*p, len, str), this_result, 1, NULL);
+ if (r) {
+ if (!refs_found++)
+ *ref = xstrdup(r);
+ if (!warn_ambiguous_refs)
+ break;
+ }
+ }
+ return refs_found;
+}
+
+static int get_sha1_basic(const char *str, int len, unsigned char *sha1)
+{
static const char *warning = "warning: refname '%.*s' is ambiguous.\n";
static const char *warning = "warning: refname '%.*s' is ambiguous.\n";
- const char **p, *ref;
char *real_ref = NULL;
int refs_found = 0;
int at, reflog_len;
char *real_ref = NULL;
int refs_found = 0;
int at, reflog_len;
- unsigned char *this_result;
- unsigned char sha1_from_ref[20];
if (len == 40 && !get_sha1_hex(str, sha1))
return 0;
if (len == 40 && !get_sha1_hex(str, sha1))
return 0;
@@
-273,16
+292,7
@@
static int get_sha1_basic(const char *str, int len, unsigned char *sha1)
if (ambiguous_path(str, len))
return -1;
if (ambiguous_path(str, len))
return -1;
- for (p = fmt; *p; p++) {
- this_result = refs_found ? sha1_from_ref : sha1;
- ref = resolve_ref(mkpath(*p, len, str), this_result, 1, NULL);
- if (ref) {
- if (!refs_found++)
- real_ref = xstrdup(ref);
- if (!warn_ambiguous_refs)
- break;
- }
- }
+ refs_found = dwim_ref(str, len, sha1, &real_ref);
if (!refs_found)
return -1;
if (!refs_found)
return -1;