git/resolve-ref.c

   1 #include <cache.h>
   2
   3 int main(int argc, char *argv[])
   4 {
   5         int err;
   6         char *hex;
   7         unsigned char sha1[20];
   8
   9         if (argc != 2) {
  10                 printf("usage: resolve-ref <ref>");
  11                 exit(1);
  12         }
  13
  14         err = get_sha1(argv[1], sha1);
  15         if (err) {
  16                 perror("get_sha1()");
  17                 exit(1);
  18         }
  19
  20         hex = sha1_to_hex(sha1);
  21         if (!hex) {
  22                 perror("sha1_to_hex()");
  23                 exit(1);
  24         }
  25
  26         printf("%s\n", hex);
  27
  28         return 0;
  29 }