trailer: display a trailer without its trailing newline

diff --git a/refs.h b/refs.h
index 65dd593f79de96c9a252d9a31512e4673235f100..68c57701646f05a44dd0da95d981787653ae032d 100644 (file)
--- a/refs.h
+++ b/refs.h
@@ -160,6 +160,8 @@ extern int repack_without_refs(const char **refnames, int n,
 
 extern int ref_exists(const char *);
 
+extern int is_branch(const char *refname);
+
 /*
  * If refname is a non-symbolic reference that refers to a tag object,
  * and the tag can be (recursively) dereferenced to a non-tag object,
@@ -170,9 +172,18 @@ extern int ref_exists(const char *);
  */
 extern int peel_ref(const char *refname, unsigned char *sha1);
 
-/** Locks any ref (for 'HEAD' type refs). */
+/*
+ * Flags controlling lock_any_ref_for_update(), ref_transaction_update(),
+ * ref_transaction_create(), etc.
+ * REF_NODEREF: act on the ref directly, instead of dereferencing
+ *              symbolic references.
+ *
+ * Flags >= 0x100 are reserved for internal use.
+ */
 #define REF_NODEREF    0x01
-/* errno is set to something meaningful on failure */
+/*
+ * This function sets errno to something meaningful on failure.
+ */
 extern struct ref_lock *lock_any_ref_for_update(const char *refname,
                                                const unsigned char *old_sha1,
                                                int flags, int *type_p);