- if (argc != 2 || get_sha1_hex(argv[1], sha1))
- usage("rev-list <commit-id>");
+ for (i = 1 ; i < argc; i++) {
+ char *arg = argv[i];
+
+ if (!strncmp(arg, "--max-count=", 12)) {
+ max_count = atoi(arg + 12);
+ } else if (!strncmp(arg, "--max-age=", 10)) {
+ max_age = atoi(arg + 10);
+ } else if (!strncmp(arg, "--min-age=", 10)) {
+ min_age = atoi(arg + 10);
+ } else {
+ commit_arg = arg;
+ }
+ }
+
+ if (!commit_arg || get_sha1(commit_arg, sha1))
+ usage("usage: rev-list [OPTION] commit-id\n"
+ " --max-count=nr\n"
+ " --max-age=epoch\n"
+ " --min-age=epoch\n");