builtin/hook.c

   1 #include "builtin.h"
   2 #include "config.h"
   3 #include "gettext.h"
   4 #include "hook.h"
   5 #include "parse-options.h"
   6 #include "strvec.h"
   7
   8 #define BUILTIN_HOOK_RUN_USAGE \
   9         N_("git hook run [--ignore-missing] [--to-stdin=<path>] <hook-name> [-- <hook-args>]")
  10
  11 static const char * const builtin_hook_usage[] = {
  12         BUILTIN_HOOK_RUN_USAGE,
  13         NULL
  14 };
  15
  16 static const char * const builtin_hook_run_usage[] = {
  17         BUILTIN_HOOK_RUN_USAGE,
  18         NULL
  19 };
  20
  21 static int run(int argc, const char **argv, const char *prefix)
  22 {
  23         int i;
  24         struct run_hooks_opt opt = RUN_HOOKS_OPT_INIT;
  25         int ignore_missing = 0;
  26         const char *hook_name;
  27         struct option run_options[] = {
  28                 OPT_BOOL(0, "ignore-missing", &ignore_missing,
  29                          N_("silently ignore missing requested <hook-name>")),
  30                 OPT_STRING(0, "to-stdin", &opt.path_to_stdin, N_("path"),
  31                            N_("file to read into hooks' stdin")),
  32                 OPT_END(),
  33         };
  34         int ret;
  35
  36         argc = parse_options(argc, argv, prefix, run_options,
  37                              builtin_hook_run_usage,
  38                              PARSE_OPT_KEEP_DASHDASH);
  39
  40         if (!argc)
  41                 goto usage;
  42
  43         /*
  44          * Having a -- for "run" when providing <hook-args> is
  45          * mandatory.
  46          */
  47         if (argc > 1 && strcmp(argv[1], "--") &&
  48             strcmp(argv[1], "--end-of-options"))
  49                 goto usage;
  50
  51         /* Add our arguments, start after -- */
  52         for (i = 2 ; i < argc; i++)
  53                 strvec_push(&opt.args, argv[i]);
  54
  55         /* Need to take into account core.hooksPath */
  56         git_config(git_default_config, NULL);
  57
  58         hook_name = argv[0];
  59         if (!ignore_missing)
  60                 opt.error_if_missing = 1;
  61         ret = run_hooks_opt(hook_name, &opt);
  62         if (ret < 0) /* error() return */
  63                 ret = 1;
  64         return ret;
  65 usage:
  66         usage_with_options(builtin_hook_run_usage, run_options);
  67 }
  68
  69 int cmd_hook(int argc, const char **argv, const char *prefix)
  70 {
  71         parse_opt_subcommand_fn *fn = NULL;
  72         struct option builtin_hook_options[] = {
  73                 OPT_SUBCOMMAND("run", &fn, run),
  74                 OPT_END(),
  75         };
  76
  77         argc = parse_options(argc, argv, NULL, builtin_hook_options,
  78                              builtin_hook_usage, 0);
  79
  80         return fn(argc, argv, prefix);
  81 }