git/commit-dumper.c

   1 #include <stdio.h>
   2 #include <string.h>
   3 #include <stdlib.h>
   4 #include <unistd.h>
   5
   6 #include <cache.h>
   7
   8 #define PRINT_MAX 5
   9
  10 int main(int argc, char *argv[])
  11 {
  12         void *buf;
  13         int err;
  14         unsigned long size;
  15         unsigned char sha1[20];
  16
  17         if (argc != 3) {
  18                 printf("commit SHA1 missing?");
  19                 fprintf(stderr, "commit-dumper <repo> <commit>\n");
  20                 exit(1);
  21         }
  22
  23         err = chdir(argv[1]);
  24         if (err) {
  25                 perror("chdir()");
  26                 exit(1);
  27         }
  28
  29         memset(sha1, 0, sizeof(sha1));
  30         get_sha1(argv[2], sha1);
  31
  32         buf = read_object_with_reference(sha1, "commit", &size, NULL);
  33         if (!buf) {
  34                 fprintf(stderr, "buf is NULL\n");
  35                 exit(1);
  36         }
  37
  38         write(1, buf, size);
  39
  40         return 0;
  41 }