daemon: make function static

Fixes a build warning:

src/daemon/collectd.c:452:6: warning: no previous prototype for function 'read_cmdline' [-Wmissing-prototypes]
void read_cmdline(int argc, char **argv, struct cmdline_config *config) {
     ^

diff --git a/src/daemon/collectd.c b/src/daemon/collectd.c
index 727876b..859cf91 100644 (file)
--- a/src/daemon/collectd.c
+++ b/src/daemon/collectd.c
@@ -449,7 +449,7 @@ struct cmdline_config {
   _Bool daemonize;
 };
 
-void read_cmdline(int argc, char **argv, struct cmdline_config *config) {
+static void read_cmdline(int argc, char **argv, struct cmdline_config *config) {
   /* read options */
   while (1) {
     int c;