refs.c: remove the_repo from substitute_branch_name()

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

cache.h

@@ -1468,8 +1468,12 @@ extern int parse_oid_hex(const char *hex, struct object_id *oid, const char **en
 #define INTERPRET_BRANCH_LOCAL (1<<0)
 #define INTERPRET_BRANCH_REMOTE (1<<1)
 #define INTERPRET_BRANCH_HEAD (1<<2)
-extern int interpret_branch_name(const char *str, int len, struct strbuf *,
-				 unsigned allowed);
+int repo_interpret_branch_name(struct repository *r,
+			       const char *str, int len,
+			       struct strbuf *buf,
+			       unsigned allowed);
+#define interpret_branch_name(str, len, buf, allowed) \
+	repo_interpret_branch_name(the_repository, str, len, buf, allowed)
 extern int get_oid_mb(const char *str, struct object_id *oid);
 
 extern int validate_headref(const char *ref);

refs.c

@@ -539,10 +539,11 @@ void expand_ref_prefix(struct argv_array *prefixes, const char *prefix)
  * later free()ing) if the string passed in is a magic short-hand form
  * to name a branch.
  */
-static char *substitute_branch_name(const char **string, int *len)
+static char *substitute_branch_name(struct repository *r,
+				    const char **string, int *len)
 {
 	struct strbuf buf = STRBUF_INIT;
-	int ret = interpret_branch_name(*string, *len, &buf, 0);
+	int ret = repo_interpret_branch_name(r, *string, *len, &buf, 0);
 
 	if (ret == *len) {
 		size_t size;
@@ -556,7 +557,7 @@ static char *substitute_branch_name(const char **string, int *len)
 
 int dwim_ref(const char *str, int len, struct object_id *oid, char **ref)
 {
-	char *last_branch = substitute_branch_name(&str, &len);
+	char *last_branch = substitute_branch_name(the_repository, &str, &len);
 	int   refs_found  = expand_ref(str, len, oid, ref);
 	free(last_branch);
 	return refs_found;
@@ -596,7 +597,7 @@ int expand_ref(const char *str, int len, struct object_id *oid, char **ref)
 
 int dwim_log(const char *str, int len, struct object_id *oid, char **log)
 {
-	char *last_branch = substitute_branch_name(&str, &len);
+	char *last_branch = substitute_branch_name(the_repository, &str, &len);
 	const char **p;
 	int logs_found = 0;
 	struct strbuf path = STRBUF_INIT;

sha1-name.c

@@ -1427,13 +1427,17 @@ static int interpret_branch_mark(const char *name, int namelen,
 	return len + at;
 }
 
-int interpret_branch_name(const char *name, int namelen, struct strbuf *buf,
-			  unsigned allowed)
+int repo_interpret_branch_name(struct repository *r,
+			       const char *name, int namelen,
+			       struct strbuf *buf,
+			       unsigned allowed)
 {
 	char *at;
 	const char *start;
 	int len;
 
+	if (r != the_repository)
+		BUG("interpret_branch_name() does not really use 'r' yet");
 	if (!namelen)
 		namelen = strlen(name);