Andrew's git - gitweb.git/blob

   1#include "cache.h"
   2#include "commit.h"
   3
   4static const char rev_list_usage[] =
   5        "usage: git-rev-list [OPTION] commit-id <commit-id>\n"
   6                      "  --max-count=nr\n"
   7                      "  --max-age=epoch\n"
   8                      "  --min-age=epoch\n"
   9                      "  --header";
  10
  11int main(int argc, char **argv)
  12{
  13        int nr_sha;
  14        unsigned char sha1[2][20];
  15        struct commit_list *list = NULL;
  16        struct commit *commit, *end;
  17        int i, verbose_header = 0;
  18        unsigned long max_age = -1;
  19        unsigned long min_age = -1;
  20        int max_count = -1;
  21
  22        nr_sha = 0;
  23        for (i = 1 ; i < argc; i++) {
  24                char *arg = argv[i];
  25
  26                if (!strncmp(arg, "--max-count=", 12)) {
  27                        max_count = atoi(arg + 12);
  28                        continue;
  29                }
  30                if (!strncmp(arg, "--max-age=", 10)) {
  31                        max_age = atoi(arg + 10);
  32                        continue;
  33                }
  34                if (!strncmp(arg, "--min-age=", 10)) {
  35                        min_age = atoi(arg + 10);
  36                        continue;
  37                }
  38                if (!strcmp(arg, "--header")) {
  39                        verbose_header = 1;
  40                        continue;
  41                }
  42
  43                if (nr_sha > 2 || get_sha1(arg, sha1[nr_sha]))
  44                        usage(rev_list_usage);
  45                nr_sha++;
  46        }
  47
  48        if (!nr_sha)
  49                usage(rev_list_usage);
  50
  51        commit = lookup_commit_reference(sha1[0]);
  52        if (!commit || parse_commit(commit) < 0)
  53                die("bad starting commit object");
  54
  55        end = NULL;
  56        if (nr_sha > 1) {
  57                end = lookup_commit_reference(sha1[1]);
  58                if (!end || parse_commit(end) < 0)
  59                        die("bad ending commit object");
  60        }
  61
  62        commit_list_insert(commit, &list);
  63        do {
  64                struct commit *commit = pop_most_recent_commit(&list, 0x1);
  65
  66                if (commit == end)
  67                        break;
  68                if (min_age != -1 && (commit->date > min_age))
  69                        continue;
  70                if (max_age != -1 && (commit->date < max_age))
  71                        break;
  72                if (max_count != -1 && !max_count--)
  73                        break;
  74                printf("%s\n", sha1_to_hex(commit->object.sha1));
  75                if (verbose_header)
  76                        printf("%s%c", commit->buffer, 0);
  77        } while (list);
  78        return 0;
  79}