rev-list.c

   1 #include "cache.h"
   2 #include "commit.h"
   3
   4 int main(int argc, char **argv)
   5 {
   6         unsigned char sha1[20];
   7         struct commit_list *list = NULL;
   8         struct commit *commit;
   9         char *commit_arg = NULL;
  10         int i;
  11         unsigned long max_age = -1;
  12         unsigned long min_age = -1;
  13         int max_count = -1;
  14
  15         for (i = 1 ; i < argc; i++) {
  16                 char *arg = argv[i];
  17
  18                 if (!strncmp(arg, "--max-count=", 12)) {
  19                         max_count = atoi(arg + 12);
  20                 } else if (!strncmp(arg, "--max-age=", 10)) {
  21                         max_age = atoi(arg + 10);
  22                 } else if (!strncmp(arg, "--min-age=", 10)) {
  23                         min_age = atoi(arg + 10);
  24                 } else {
  25                         commit_arg = arg;
  26                 }
  27         }
  28
  29         if (!commit_arg || get_sha1(commit_arg, sha1))
  30                 usage("usage: rev-list [OPTION] commit-id\n"
  31                       "  --max-count=nr\n"
  32                       "  --max-age=epoch\n"
  33                       "  --min-age=epoch\n");
  34
  35         commit = lookup_commit(sha1);
  36         if (!commit || parse_commit(commit) < 0)
  37                 die("bad commit object");
  38
  39         commit_list_insert(commit, &list);
  40         do {
  41                 struct commit *commit = pop_most_recent_commit(&list, 0x1);
  42
  43                 if (min_age != -1 && (commit->date > min_age))
  44                         continue;
  45                 if (max_age != -1 && (commit->date < max_age))
  46                         break;
  47                 if (max_count != -1 && !max_count--)
  48                         break;
  49                 printf("%s\n", sha1_to_hex(commit->object.sha1));
  50         } while (list);
  51         return 0;
  52 }