make copy_ref globally available

This is a useful function, and we have already made the
similar alloc_ref and copy_ref_list available.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/remote.c b/remote.c
index f073b1ecf56e5549374bcea036474ed987485581..b8ecfa5d9558e3824872ad6778fc344681cc8d5c 100644 (file)
--- a/remote.c
+++ b/remote.c
@@ -896,7 +896,7 @@ struct ref *alloc_ref(const char *name)
        return alloc_ref_with_prefix("", 0, name);
 }
 
-static struct ref *copy_ref(const struct ref *ref)
+struct ref *copy_ref(const struct ref *ref)
 {
        struct ref *cpy;
        size_t len;

diff --git a/remote.h b/remote.h
index 888d7c15de2eacc56d869a96d4463aefca7a7a06..9a30a9dba64825950f7a0448ad8b64581c0b8fae 100644 (file)
--- a/remote.h
+++ b/remote.h
@@ -70,7 +70,7 @@ struct refspec {
 extern const struct refspec *tag_refspec;
 
 struct ref *alloc_ref(const char *name);
-
+struct ref *copy_ref(const struct ref *ref);
 struct ref *copy_ref_list(const struct ref *ref);
 
 int check_ref_type(const struct ref *ref, int flags);