git-submodule.sh: accept verbose flag in cmd_update to be non-quiet
[gitweb.git] / builtin / verify-tag.c
index 00663f6a3003976aaa33f08ae7309fc190ea4748..5199553d914f266315ffc3f170ef95a2a7f621ff 100644 (file)
 #include <signal.h>
 #include "parse-options.h"
 #include "gpg-interface.h"
+#include "ref-filter.h"
 
 static const char * const verify_tag_usage[] = {
-               N_("git verify-tag [-v | --verbose] <tag>..."),
+               N_("git verify-tag [-v | --verbose] [--format=<format>] <tag>..."),
                NULL
 };
 
-static int run_gpg_verify(const char *buf, unsigned long size, unsigned flags)
-{
-       struct signature_check sigc;
-       int len;
-       int ret;
-
-       memset(&sigc, 0, sizeof(sigc));
-
-       len = parse_signature(buf, size);
-
-       if (size == len) {
-               if (flags & GPG_VERIFY_VERBOSE)
-                       write_in_full(1, buf, len);
-               return error("no signature found");
-       }
-
-       ret = check_signature(buf, len, buf + len, size - len, &sigc);
-       print_signature_buffer(&sigc, flags);
-
-       signature_check_clear(&sigc);
-       return ret;
-}
-
-static int verify_tag(const char *name, unsigned flags)
-{
-       enum object_type type;
-       unsigned char sha1[20];
-       char *buf;
-       unsigned long size;
-       int ret;
-
-       if (get_sha1(name, sha1))
-               return error("tag '%s' not found.", name);
-
-       type = sha1_object_info(sha1, NULL);
-       if (type != OBJ_TAG)
-               return error("%s: cannot verify a non-tag object of type %s.",
-                               name, typename(type));
-
-       buf = read_sha1_file(sha1, &type, &size);
-       if (!buf)
-               return error("%s: unable to read file.", name);
-
-       ret = run_gpg_verify(buf, size, flags);
-
-       free(buf);
-       return ret;
-}
-
 static int git_verify_tag_config(const char *var, const char *value, void *cb)
 {
        int status = git_gpg_config(var, value, cb);
@@ -79,9 +31,11 @@ int cmd_verify_tag(int argc, const char **argv, const char *prefix)
 {
        int i = 1, verbose = 0, had_error = 0;
        unsigned flags = 0;
+       char *fmt_pretty = NULL;
        const struct option verify_tag_options[] = {
                OPT__VERBOSE(&verbose, N_("print tag contents")),
                OPT_BIT(0, "raw", &flags, N_("print raw gpg status output"), GPG_VERIFY_RAW),
+               OPT_STRING(  0 , "format", &fmt_pretty, N_("format"), N_("format to use for the output")),
                OPT_END()
        };
 
@@ -95,11 +49,26 @@ int cmd_verify_tag(int argc, const char **argv, const char *prefix)
        if (verbose)
                flags |= GPG_VERIFY_VERBOSE;
 
-       /* sometimes the program was terminated because this signal
-        * was received in the process of writing the gpg input: */
-       signal(SIGPIPE, SIG_IGN);
-       while (i < argc)
-               if (verify_tag(argv[i++], flags))
+       if (fmt_pretty) {
+               verify_ref_format(fmt_pretty);
+               flags |= GPG_VERIFY_OMIT_STATUS;
+       }
+
+       while (i < argc) {
+               unsigned char sha1[20];
+               const char *name = argv[i++];
+               if (get_sha1(name, sha1)) {
+                       had_error = !!error("tag '%s' not found.", name);
+                       continue;
+               }
+
+               if (gpg_verify_tag(sha1, name, flags)) {
                        had_error = 1;
+                       continue;
+               }
+
+               if (fmt_pretty)
+                       pretty_print_ref(name, sha1, fmt_pretty);
+       }
        return had_error;
 }