builtin/verify-pack.c

   1 #define USE_THE_REPOSITORY_VARIABLE
   2 #include "builtin.h"
   3 #include "config.h"
   4 #include "gettext.h"
   5 #include "run-command.h"
   6 #include "parse-options.h"
   7 #include "strbuf.h"
   8
   9 #define VERIFY_PACK_VERBOSE 01
  10 #define VERIFY_PACK_STAT_ONLY 02
  11
  12 static int verify_one_pack(const char *path, unsigned int flags, const char *hash_algo)
  13 {
  14         struct child_process index_pack = CHILD_PROCESS_INIT;
  15         struct strvec *argv = &index_pack.args;
  16         struct strbuf arg = STRBUF_INIT;
  17         int verbose = flags & VERIFY_PACK_VERBOSE;
  18         int stat_only = flags & VERIFY_PACK_STAT_ONLY;
  19         int err;
  20
  21         strvec_push(argv, "index-pack");
  22
  23         if (stat_only)
  24                 strvec_push(argv, "--verify-stat-only");
  25         else if (verbose)
  26                 strvec_push(argv, "--verify-stat");
  27         else
  28                 strvec_push(argv, "--verify");
  29
  30         if (hash_algo)
  31                 strvec_pushf(argv, "--object-format=%s", hash_algo);
  32
  33         /*
  34          * In addition to "foo.pack" we accept "foo.idx" and "foo";
  35          * normalize these forms to "foo.pack" for "index-pack --verify".
  36          */
  37         strbuf_addstr(&arg, path);
  38         if (strbuf_strip_suffix(&arg, ".idx") ||
  39             !ends_with(arg.buf, ".pack"))
  40                 strbuf_addstr(&arg, ".pack");
  41         strvec_push(argv, arg.buf);
  42
  43         index_pack.git_cmd = 1;
  44
  45         err = run_command(&index_pack);
  46
  47         if (verbose || stat_only) {
  48                 if (err)
  49                         printf("%s: bad\n", arg.buf);
  50                 else {
  51                         if (!stat_only)
  52                                 printf("%s: ok\n", arg.buf);
  53                 }
  54         }
  55         strbuf_release(&arg);
  56
  57         return err;
  58 }
  59
  60 static const char * const verify_pack_usage[] = {
  61         N_("git verify-pack [-v | --verbose] [-s | --stat-only] [--] <pack>.idx..."),
  62         NULL
  63 };
  64
  65 int cmd_verify_pack(int argc,
  66                     const char **argv,
  67                     const char *prefix,
  68                     struct repository *repo UNUSED)
  69 {
  70         int err = 0;
  71         unsigned int flags = 0;
  72         const char *object_format = NULL;
  73         int i;
  74         const struct option verify_pack_options[] = {
  75                 OPT_BIT('v', "verbose", &flags, N_("verbose"),
  76                         VERIFY_PACK_VERBOSE),
  77                 OPT_BIT('s', "stat-only", &flags, N_("show statistics only"),
  78                         VERIFY_PACK_STAT_ONLY),
  79                 OPT_STRING(0, "object-format", &object_format, N_("hash"),
  80                            N_("specify the hash algorithm to use")),
  81                 OPT_END()
  82         };
  83
  84         git_config(git_default_config, NULL);
  85         argc = parse_options(argc, argv, prefix, verify_pack_options,
  86                              verify_pack_usage, 0);
  87         if (argc < 1)
  88                 usage_with_options(verify_pack_usage, verify_pack_options);
  89         for (i = 0; i < argc; i++) {
  90                 if (verify_one_pack(argv[i], flags, object_format))
  91                         err = 1;
  92         }
  93
  94         return err;
  95 }