git-rev-list.txt: Clarify the use of multiple revision arguments

diff --git a/builtin-verify-tag.c b/builtin-verify-tag.c
index db81496b464e253341a42e01eb72d6845e87199c..9f482c29f516bde84023f401b28b133c1e605333 100644 (file)
--- a/builtin-verify-tag.c
+++ b/builtin-verify-tag.c
@@ -10,9 +10,12 @@
 #include "tag.h"
 #include "run-command.h"
 #include <signal.h>
+#include "parse-options.h"
 
-static const char builtin_verify_tag_usage[] =
-               "git-verify-tag [-v|--verbose] <tag>...";
+static const char * const verify_tag_usage[] = {
+               "git verify-tag [-v|--verbose] <tag>...",
+               NULL
+};
 
 #define PGP_SIGNATURE "-----BEGIN PGP SIGNATURE-----"
 
@@ -55,7 +58,7 @@ static int run_gpg_verify(const char *buf, unsigned long size, int verbose)
        close(gpg.in);
        ret = finish_command(&gpg);
 
-       unlink(path);
+       unlink_or_warn(path);
 
        return ret;
 }
@@ -89,16 +92,17 @@ static int verify_tag(const char *name, int verbose)
 int cmd_verify_tag(int argc, const char **argv, const char *prefix)
 {
        int i = 1, verbose = 0, had_error = 0;
+       const struct option verify_tag_options[] = {
+               OPT__VERBOSE(&verbose),
+               OPT_END()
+       };
 
-       git_config(git_default_config);
+       git_config(git_default_config, NULL);
 
-       if (argc == 1)
-               usage(builtin_verify_tag_usage);
-
-       if (!strcmp(argv[i], "-v") || !strcmp(argv[i], "--verbose")) {
-               verbose = 1;
-               i++;
-       }
+       argc = parse_options(argc, argv, prefix, verify_tag_options,
+                            verify_tag_usage, PARSE_OPT_KEEP_ARGV0);
+       if (argc <= i)
+               usage_with_options(verify_tag_usage, verify_tag_options);
 
        /* sometimes the program was terminated because this signal
         * was received in the process of writing the gpg input: */