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   1 /*
   2  * Builtin "git verify-tag"
   3  *
   4  * Copyright (c) 2007 Carlos Rica <jasampler@gmail.com>
   5  *
   6  * Based on git-verify-tag.sh
   7  */
   8 #include "cache.h"
   9 #include "config.h"
  10 #include "builtin.h"
  11 #include "tag.h"
  12 #include "run-command.h"
  13 #include <signal.h>
  14 #include "parse-options.h"
  15 #include "gpg-interface.h"
  16 #include "ref-filter.h"
  17
  18 static const char * const verify_tag_usage[] = {
  19                 N_("git verify-tag [-v | --verbose] [--format=<format>] <tag>..."),
  20                 NULL
  21 };
  22
  23 static int git_verify_tag_config(const char *var, const char *value, void *cb)
  24 {
  25         int status = git_gpg_config(var, value, cb);
  26         if (status)
  27                 return status;
  28         return git_default_config(var, value, cb);
  29 }
  30
  31 int cmd_verify_tag(int argc, const char **argv, const char *prefix)
  32 {
  33         int i = 1, verbose = 0, had_error = 0;
  34         unsigned flags = 0;
  35         struct ref_format format = REF_FORMAT_INIT;
  36         const struct option verify_tag_options[] = {
  37                 OPT__VERBOSE(&verbose, N_("print tag contents")),
  38                 OPT_BIT(0, "raw", &flags, N_("print raw gpg status output"), GPG_VERIFY_RAW),
  39                 OPT_STRING(0, "format", &format.format, N_("format"), N_("format to use for the output")),
  40                 OPT_END()
  41         };
  42
  43         git_config(git_verify_tag_config, NULL);
  44
  45         argc = parse_options(argc, argv, prefix, verify_tag_options,
  46                              verify_tag_usage, PARSE_OPT_KEEP_ARGV0);
  47         if (argc <= i)
  48                 usage_with_options(verify_tag_usage, verify_tag_options);
  49
  50         if (verbose)
  51                 flags |= GPG_VERIFY_VERBOSE;
  52
  53         if (format.format) {
  54                 if (verify_ref_format(&format))
  55                         usage_with_options(verify_tag_usage,
  56                                            verify_tag_options);
  57                 flags |= GPG_VERIFY_OMIT_STATUS;
  58         }
  59
  60         while (i < argc) {
  61                 struct object_id oid;
  62                 const char *name = argv[i++];
  63
  64                 if (get_oid(name, &oid)) {
  65                         had_error = !!error("tag '%s' not found.", name);
  66                         continue;
  67                 }
  68
  69                 if (gpg_verify_tag(&oid, name, flags)) {
  70                         had_error = 1;
  71                         continue;
  72                 }
  73
  74                 if (format.format)
  75                         pretty_print_ref(name, &oid, &format);
  76         }
  77         return had_error;
  78 }