builtin/verify-tag.c

   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 "builtin.h"
  10 #include "tag.h"
  11 #include "run-command.h"
  12 #include <signal.h>
  13 #include "parse-options.h"
  14 #include "gpg-interface.h"
  15 #include "ref-filter.h"
  16
  17 static const char * const verify_tag_usage[] = {
  18                 N_("git verify-tag [-v | --verbose] [--format=<format>] <tag>..."),
  19                 NULL
  20 };
  21
  22 static int git_verify_tag_config(const char *var, const char *value, void *cb)
  23 {
  24         int status = git_gpg_config(var, value, cb);
  25         if (status)
  26                 return status;
  27         return git_default_config(var, value, cb);
  28 }
  29
  30 int cmd_verify_tag(int argc, const char **argv, const char *prefix)
  31 {
  32         int i = 1, verbose = 0, had_error = 0;
  33         unsigned flags = 0;
  34         char *fmt_pretty = NULL;
  35         const struct option verify_tag_options[] = {
  36                 OPT__VERBOSE(&verbose, N_("print tag contents")),
  37                 OPT_BIT(0, "raw", &flags, N_("print raw gpg status output"), GPG_VERIFY_RAW),
  38                 OPT_STRING(  0 , "format", &fmt_pretty, N_("format"), N_("format to use for the output")),
  39                 OPT_END()
  40         };
  41
  42         git_config(git_verify_tag_config, NULL);
  43
  44         argc = parse_options(argc, argv, prefix, verify_tag_options,
  45                              verify_tag_usage, PARSE_OPT_KEEP_ARGV0);
  46         if (argc <= i)
  47                 usage_with_options(verify_tag_usage, verify_tag_options);
  48
  49         if (verbose)
  50                 flags |= GPG_VERIFY_VERBOSE;
  51
  52         if (fmt_pretty) {
  53                 verify_ref_format(fmt_pretty);
  54                 flags |= GPG_VERIFY_OMIT_STATUS;
  55         }
  56
  57         while (i < argc) {
  58                 unsigned char sha1[20];
  59                 const char *name = argv[i++];
  60                 if (get_sha1(name, sha1)) {
  61                         had_error = !!error("tag '%s' not found.", name);
  62                         continue;
  63                 }
  64
  65                 if (gpg_verify_tag(sha1, name, flags)) {
  66                         had_error = 1;
  67                         continue;
  68                 }
  69
  70                 if (fmt_pretty)
  71                         pretty_print_ref(name, sha1, fmt_pretty);
  72         }
  73         return had_error;
  74 }