Mark `help' and `version' functions as not returning.

[disorder] / clients / disorder.c

diff --git a/clients/disorder.c b/clients/disorder.c
index dc86a650d53c742bbcdb6f924c284d4fbb21e452..8fdbc60fb50fe2717b575d8755c9a7829a1374bc 100644 (file)
--- a/clients/disorder.c
+++ b/clients/disorder.c
@@ -83,7 +83,7 @@ static const struct option options[] = {
 };
 
 /* display usage message and terminate */
-static void help(void) {
+static void attribute((noreturn)) help(void) {
   xprintf("Usage:\n"
          "  disorder [OPTIONS] COMMAND ...\n"
          "Options:\n"
@@ -348,6 +348,7 @@ static void cf_set_volume(char **argv) {
 }
 
 static void cf_log(char attribute((unused)) **argv) {
+  setvbuf(stdout, 0, _IOLBF, BUFSIZ);
   if(disorder_log(getclient(), sink_stdio("stdout", stdout))) exit(EXIT_FAILURE);
 }
 
@@ -497,7 +498,7 @@ static const struct option setup_guest_options[] = {
   { 0, 0, 0, 0 }
 };
 
-static void help_setup_guest(void) {
+static void attribute((noreturn)) help_setup_guest(void) {
   xprintf("Usage:\n"
          "  disorder setup-guest [OPTIONS]\n"
          "Options:\n"
@@ -843,7 +844,7 @@ static const struct client_command {
                       "Display the server version" },
 };
 
-static void help_commands(void) {
+static void attribute((noreturn)) help_commands(void) {
   unsigned n, max = 0, l;
 
   xprintf("Command summary:\n");