fetch.c: remove an unused variable and dead code.

Funnily enough, this variable was never assigned ever since it
was introduced, and has been protecting some code that has never
been executed.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/fetch.c b/fetch.c
index 73bde07aeaeea67e44aef7aec1b79d5806e80a1b..f7f8902580f0f5e4eb7a63000f9987e63715cd09 100644 (file)
--- a/fetch.c
+++ b/fetch.c
@@ -9,8 +9,6 @@
 
 const char *write_ref = NULL;
 
-const unsigned char *current_ref = NULL;
-
 int get_tree = 0;
 int get_history = 0;
 int get_all = 0;
@@ -205,19 +203,12 @@ static int mark_complete(const char *path, const unsigned char *sha1)
 int pull(char *target)
 {
        unsigned char sha1[20];
-       int fd = -1;
 
        save_commit_buffer = 0;
        track_object_refs = 0;
-       if (write_ref && current_ref) {
-               fd = lock_ref_sha1(write_ref, current_ref);
-               if (fd < 0)
-                       return -1;
-       }
 
-       if (!get_recover) {
+       if (!get_recover)
                for_each_ref(mark_complete);
-       }
 
        if (interpret_target(target, sha1))
                return error("Could not interpret %s as something to pull",
@@ -227,12 +218,7 @@ int pull(char *target)
        if (loop())
                return -1;
        
-       if (write_ref) {
-               if (current_ref) {
-                       write_ref_sha1(write_ref, fd, sha1);
-               } else {
-                       write_ref_sha1_unlocked(write_ref, sha1);
-               }
-       }
+       if (write_ref)
+               write_ref_sha1_unlocked(write_ref, sha1);
        return 0;
 }

diff --git a/fetch.h b/fetch.h
index 9837a3d03527ed648370f62b706978ad14fd20e5..001a6b8e2dccc02a64266ae804227674ee71338c 100644 (file)
--- a/fetch.h
+++ b/fetch.h
@@ -25,9 +25,6 @@ extern int fetch_ref(char *ref, unsigned char *sha1);
 /* If set, the ref filename to write the target value to. */
 extern const char *write_ref;
 
-/* If set, the hash that the current value of write_ref must be. */
-extern const unsigned char *current_ref;
-
 /* Set to fetch the target tree. */
 extern int get_tree;