git-branch: show detached HEAD

diff --git a/refs.c b/refs.c
index 8b2a3c13784166e93e15be6f9222d26272a3b78b..52057455a20cb4641005c9248b5499cca83c77c1 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -726,7 +726,6 @@ static int repack_without_ref(const char *refname)
        }
        if (!found)
                return 0;
-       memset(&packlock, 0, sizeof(packlock));
        fd = hold_lock_file_for_update(&packlock, git_path("packed-refs"), 0);
        if (fd < 0)
                return error("cannot delete '%s' from packed refs", refname);
@@ -925,7 +924,8 @@ static int log_ref_write(struct ref_lock *lock,
        const char *committer;
 
        if (log_all_ref_updates &&
-           !strncmp(lock->ref_name, "refs/heads/", 11)) {
+           (!strncmp(lock->ref_name, "refs/heads/", 11) ||
+            !strncmp(lock->ref_name, "refs/remotes/", 13))) {
                if (safe_create_leading_directories(lock->log_file) < 0)
                        return error("unable to create directory for %s",
                                lock->log_file);
@@ -1025,7 +1025,7 @@ int read_ref_at(const char *ref, unsigned long at_time, int cnt, unsigned char *
        fstat(logfd, &st);
        if (!st.st_size)
                die("Log %s is empty.", logfile);
-       logdata = mmap(NULL, st.st_size, PROT_READ, MAP_PRIVATE, logfd, 0);
+       logdata = xmmap(NULL, st.st_size, PROT_READ, MAP_PRIVATE, logfd, 0);
        close(logfd);
 
        lastrec = NULL;