Simplify signal handling a bit

[slstatus.git] / slstatus.c

diff --git a/slstatus.c b/slstatus.c
index f47cd9f..cd6cc8f 100644 (file)
--- a/slstatus.c
+++ b/slstatus.c
@@ -1,5 +1,4 @@
 /* See LICENSE file for copyright and license details. */
-
 #include <dirent.h>
 #include <err.h>
 #include <fcntl.h>
@@ -36,7 +35,6 @@ struct arg {
        const char *args;
 };
 
-static const char *bprintf(const char *fmt, ...);
 static const char *battery_perc(const char *bat);
 static const char *battery_power(const char *bat);
 static const char *battery_state(const char *bat);
@@ -71,8 +69,6 @@ static const char *username(void);
 static const char *vol_perc(const char *card);
 static const char *wifi_perc(const char *iface);
 static const char *wifi_essid(const char *iface);
-static void sighandler(const int signo);
-static void usage(void);
 
 char *argv0;
 static unsigned short int delay = 0;
@@ -841,11 +837,9 @@ wifi_essid(const char *iface)
 }
 
 static void
-sighandler(const int signo)
+terminate(const int signo)
 {
-       if (signo == SIGTERM || signo == SIGINT) {
-               done = 1;
-       }
+       done = 1;
 }
 
 static void
@@ -878,9 +872,9 @@ main(int argc, char *argv[])
        }
 
        memset(&act, 0, sizeof(act));
-       act.sa_handler = sighandler;
-       sigaction(SIGINT,  &act, 0);
-       sigaction(SIGTERM, &act, 0);
+       act.sa_handler = terminate;
+       sigaction(SIGINT,  &act, NULL);
+       sigaction(SIGTERM, &act, NULL);
 
        if (!sflag) {
                dpy = XOpenDisplay(NULL);