test-submodule-config.c

   1 #include "cache.h"
   2 #include "submodule-config.h"
   3 #include "submodule.h"
   4
   5 static void die_usage(int argc, const char **argv, const char *msg)
   6 {
   7         fprintf(stderr, "%s\n", msg);
   8         fprintf(stderr, "Usage: %s [<commit> <submodulepath>] ...\n", argv[0]);
   9         exit(1);
  10 }
  11
  12 static int git_test_config(const char *var, const char *value, void *cb)
  13 {
  14         return parse_submodule_config_option(var, value);
  15 }
  16
  17 int cmd_main(int argc, const char **argv)
  18 {
  19         const char **arg = argv;
  20         int my_argc = argc;
  21         int output_url = 0;
  22         int lookup_name = 0;
  23
  24         arg++;
  25         my_argc--;
  26         while (starts_with(arg[0], "--")) {
  27                 if (!strcmp(arg[0], "--url"))
  28                         output_url = 1;
  29                 if (!strcmp(arg[0], "--name"))
  30                         lookup_name = 1;
  31                 arg++;
  32                 my_argc--;
  33         }
  34
  35         if (my_argc % 2 != 0)
  36                 die_usage(argc, argv, "Wrong number of arguments.");
  37
  38         setup_git_directory();
  39         gitmodules_config();
  40         git_config(git_test_config, NULL);
  41
  42         while (*arg) {
  43                 unsigned char commit_sha1[20];
  44                 const struct submodule *submodule;
  45                 const char *commit;
  46                 const char *path_or_name;
  47
  48                 commit = arg[0];
  49                 path_or_name = arg[1];
  50
  51                 if (commit[0] == '\0')
  52                         hashcpy(commit_sha1, null_sha1);
  53                 else if (get_sha1(commit, commit_sha1) < 0)
  54                         die_usage(argc, argv, "Commit not found.");
  55
  56                 if (lookup_name) {
  57                         submodule = submodule_from_name(commit_sha1, path_or_name);
  58                 } else
  59                         submodule = submodule_from_path(commit_sha1, path_or_name);
  60                 if (!submodule)
  61                         die_usage(argc, argv, "Submodule not found.");
  62
  63                 if (output_url)
  64                         printf("Submodule url: '%s' for path '%s'\n",
  65                                         submodule->url, submodule->path);
  66                 else
  67                         printf("Submodule name: '%s' for path '%s'\n",
  68                                         submodule->name, submodule->path);
  69
  70                 arg += 2;
  71         }
  72
  73         submodule_free();
  74
  75         return 0;
  76 }