builtin/verify-pack.c

   1 #include "builtin.h"
   2 #include "cache.h"
   3 #include "run-command.h"
   4 #include "parse-options.h"
   5
   6 #define VERIFY_PACK_VERBOSE 01
   7 #define VERIFY_PACK_STAT_ONLY 02
   8
   9 static int verify_one_pack(const char *path, unsigned int flags)
  10 {
  11         struct child_process index_pack;
  12         const char *argv[] = {"index-pack", NULL, NULL, NULL };
  13         struct strbuf arg = STRBUF_INIT;
  14         int verbose = flags & VERIFY_PACK_VERBOSE;
  15         int stat_only = flags & VERIFY_PACK_STAT_ONLY;
  16         int err;
  17
  18         if (stat_only)
  19                 argv[1] = "--verify-stat-only";
  20         else if (verbose)
  21                 argv[1] = "--verify-stat";
  22         else
  23                 argv[1] = "--verify";
  24
  25         /*
  26          * In addition to "foo.pack" we accept "foo.idx" and "foo";
  27          * normalize these forms to "foo.pack" for "index-pack --verify".
  28          */
  29         strbuf_addstr(&arg, path);
  30         if (has_extension(arg.buf, ".idx"))
  31                 strbuf_splice(&arg, arg.len - 3, 3, "pack", 4);
  32         else if (!has_extension(arg.buf, ".pack"))
  33                 strbuf_add(&arg, ".pack", 5);
  34         argv[2] = arg.buf;
  35
  36         memset(&index_pack, 0, sizeof(index_pack));
  37         index_pack.argv = argv;
  38         index_pack.git_cmd = 1;
  39
  40         err = run_command(&index_pack);
  41
  42         if (verbose || stat_only) {
  43                 if (err)
  44                         printf("%s: bad\n", arg.buf);
  45                 else {
  46                         if (!stat_only)
  47                                 printf("%s: ok\n", arg.buf);
  48                 }
  49         }
  50         strbuf_release(&arg);
  51
  52         return err;
  53 }
  54
  55 static const char * const verify_pack_usage[] = {
  56         "git verify-pack [-v|--verbose] [-s|--stat-only] <pack>...",
  57         NULL
  58 };
  59
  60 int cmd_verify_pack(int argc, const char **argv, const char *prefix)
  61 {
  62         int err = 0;
  63         unsigned int flags = 0;
  64         int i;
  65         const struct option verify_pack_options[] = {
  66                 OPT_BIT('v', "verbose", &flags, "verbose",
  67                         VERIFY_PACK_VERBOSE),
  68                 OPT_BIT('s', "stat-only", &flags, "show statistics only",
  69                         VERIFY_PACK_STAT_ONLY),
  70                 OPT_END()
  71         };
  72
  73         git_config(git_default_config, NULL);
  74         argc = parse_options(argc, argv, prefix, verify_pack_options,
  75                              verify_pack_usage, 0);
  76         if (argc < 1)
  77                 usage_with_options(verify_pack_usage, verify_pack_options);
  78         for (i = 0; i < argc; i++) {
  79                 if (verify_one_pack(argv[i], flags))
  80                         err = 1;
  81         }
  82
  83         return err;
  84 }