builtin/hook.c

   1 #include "cache.h"
   2 #include "builtin.h"
   3 #include "config.h"
   4 #include "gettext.h"
   5 #include "hook.h"
   6 #include "parse-options.h"
   7 #include "strbuf.h"
   8 #include "strvec.h"
   9
  10 #define BUILTIN_HOOK_RUN_USAGE \
  11         N_("git hook run [--ignore-missing] [--to-stdin=<path>] <hook-name> [-- <hook-args>]")
  12
  13 static const char * const builtin_hook_usage[] = {
  14         BUILTIN_HOOK_RUN_USAGE,
  15         NULL
  16 };
  17
  18 static const char * const builtin_hook_run_usage[] = {
  19         BUILTIN_HOOK_RUN_USAGE,
  20         NULL
  21 };
  22
  23 static int run(int argc, const char **argv, const char *prefix)
  24 {
  25         int i;
  26         struct run_hooks_opt opt = RUN_HOOKS_OPT_INIT;
  27         int ignore_missing = 0;
  28         const char *hook_name;
  29         struct option run_options[] = {
  30                 OPT_BOOL(0, "ignore-missing", &ignore_missing,
  31                          N_("silently ignore missing requested <hook-name>")),
  32                 OPT_STRING(0, "to-stdin", &opt.path_to_stdin, N_("path"),
  33                            N_("file to read into hooks' stdin")),
  34                 OPT_END(),
  35         };
  36         int ret;
  37
  38         argc = parse_options(argc, argv, prefix, run_options,
  39                              builtin_hook_run_usage,
  40                              PARSE_OPT_KEEP_DASHDASH);
  41
  42         if (!argc)
  43                 goto usage;
  44
  45         /*
  46          * Having a -- for "run" when providing <hook-args> is
  47          * mandatory.
  48          */
  49         if (argc > 1 && strcmp(argv[1], "--") &&
  50             strcmp(argv[1], "--end-of-options"))
  51                 goto usage;
  52
  53         /* Add our arguments, start after -- */
  54         for (i = 2 ; i < argc; i++)
  55                 strvec_push(&opt.args, argv[i]);
  56
  57         /* Need to take into account core.hooksPath */
  58         git_config(git_default_config, NULL);
  59
  60         hook_name = argv[0];
  61         if (!ignore_missing)
  62                 opt.error_if_missing = 1;
  63         ret = run_hooks_opt(hook_name, &opt);
  64         if (ret < 0) /* error() return */
  65                 ret = 1;
  66         return ret;
  67 usage:
  68         usage_with_options(builtin_hook_run_usage, run_options);
  69 }
  70
  71 int cmd_hook(int argc, const char **argv, const char *prefix)
  72 {
  73         parse_opt_subcommand_fn *fn = NULL;
  74         struct option builtin_hook_options[] = {
  75                 OPT_SUBCOMMAND("run", &fn, run),
  76                 OPT_END(),
  77         };
  78
  79         argc = parse_options(argc, argv, NULL, builtin_hook_options,
  80                              builtin_hook_usage, 0);
  81
  82         return fn(argc, argv, prefix);
  83 }