From 0d55d1a0676704acdab86da231fe16d7e61c4ccf Mon Sep 17 00:00:00 2001 From: Christoph Gysin Date: Sat, 28 Nov 2015 16:09:19 +0200 Subject: swaymsg: Print usage and exit on unknown options --- swaymsg/main.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/swaymsg/main.c b/swaymsg/main.c index e629bcc2..2f2e843a 100644 --- a/swaymsg/main.c +++ b/swaymsg/main.c @@ -30,6 +30,14 @@ int main(int argc, char **argv) { {0, 0, 0, 0} }; + const char *usage = + "Usage: swaymsg [options] [message]\n" + "\n" + " -q, --quiet Be quiet.\n" + " -v, --version Show the version number and quit.\n" + " -s, --socket Use the specified socket.\n" + " -t, --type Specify the message type.\n"; + int c; while (1) { int option_index = 0; @@ -54,6 +62,9 @@ int main(int argc, char **argv) { #endif exit(EXIT_SUCCESS); break; + default: + fprintf(stderr, "%s", usage); + exit(EXIT_FAILURE); } } -- cgit v1.2.3-54-g00ecf