fdgrab: add --verbose

1 files changed, 8 insertions, 0 deletions

diff --git a/fdgrab.c b/fdgrab.c
index aa97965..4569c6c 100644
--- a/fdgrab.c
+++ b/fdgrab.c
@@ -15,6 +15,7 @@ static struct argp_option options[] = {
 	  "@ at start of string will be replaced by a null for abstract socket "
 	  "(defaults to @fdgrab)",
 	  0 },
+	{ "verbose",	'v', 0, 0, "Verbose output.", 1 },
 	/* help & usage:
 	 * default help is -? which I don't like, so redefine them
 	 * (ARGP_NO_HELP set below). usage is added because usage
@@ -27,6 +28,7 @@ static struct argp_option options[] = {
 };
 
 struct arguments {
+	int verbose;
 	char sun_path[108]; /* XXX find a proper way to look this up? */
 };
 
@@ -44,6 +46,10 @@ static error_t parse_opt(int key, char *arg, struct argp_state *state) {
 		}
 		return 0;
 
+	case 'v':
+		arguments->verbose++;
+		return 0;
+
 	case 'h':
 		argp_state_help(state, stderr, ARGP_HELP_STD_HELP);
 		__builtin_unreachable();
@@ -125,6 +131,8 @@ int main(int argc, char *argv[]) {
 			(void)close(fd);
 			return rc;
 		}
+		if (arguments.verbose)
+			printf("Got %s on fd %d\n", pattern+1, fd);
 
 		/* earlier -2 should guarantee this */
 		assert(len + 2 < sizeof(pattern));