[PATCH] git-branch: avoid getting confused by empty or nonexisting branches.

diff --git a/ssh-push.c b/ssh-push.c
index 090d6f9f8fbde2d736ac5bf563415b0fa402b5aa..aac70af514e0dc5507fa4997ebad54352c973215 100644 (file)
--- a/ssh-push.c
+++ b/ssh-push.c
@@ -7,13 +7,13 @@
 static unsigned char local_version = 1;
 static unsigned char remote_version = 0;
 
+static int verbose = 0;
+
 static int serve_object(int fd_in, int fd_out) {
        ssize_t size;
-       int posn = 0;
        unsigned char sha1[20];
-       unsigned long objsize;
-       void *buf;
        signed char remote;
+       int posn = 0;
        do {
                size = read(fd_in, sha1 + posn, 20 - posn);
                if (size < 0) {
@@ -25,12 +25,12 @@ static int serve_object(int fd_in, int fd_out) {
                posn += size;
        } while (posn < 20);
        
-       /* fprintf(stderr, "Serving %s\n", sha1_to_hex(sha1)); */
+       if (verbose)
+               fprintf(stderr, "Serving %s\n", sha1_to_hex(sha1));
+
        remote = 0;
        
-       buf = map_sha1_file(sha1, &objsize);
-       
-       if (!buf) {
+       if (!has_sha1_file(sha1)) {
                fprintf(stderr, "git-ssh-push: could not find %s\n", 
                        sha1_to_hex(sha1));
                remote = -1;
@@ -41,20 +41,7 @@ static int serve_object(int fd_in, int fd_out) {
        if (remote < 0)
                return 0;
        
-       posn = 0;
-       do {
-               size = write(fd_out, buf + posn, objsize - posn);
-               if (size <= 0) {
-                       if (!size) {
-                               fprintf(stderr, "git-ssh-push: write closed");
-                       } else {
-                               perror("git-ssh-push: write ");
-                       }
-                       return -1;
-               }
-               posn += size;
-       } while (posn < objsize);
-       return 0;
+       return write_sha1_to_fd(fd_out, sha1);
 }
 
 static int serve_version(int fd_in, int fd_out)
@@ -76,6 +63,10 @@ static int serve_ref(int fd_in, int fd_out)
                        return -1;
                posn++;
        } while (ref[posn - 1]);
+
+       if (verbose)
+               fprintf(stderr, "Serving %s\n", ref);
+
        if (get_ref_sha1(ref, sha1))
                remote = -1;
        write(fd_out, &remote, 1);