X-Git-Url: https://git.xinqibao.xyz/slstatus.git/blobdiff_plain/2f8335abf0d6347100cf63d82e8151ad0ff97ab0..9fa858daeafb5398cdf19af9483b2854fe6e9772:/slstatus.c

diff --git a/slstatus.c b/slstatus.c
index 7337e4a..dae5e8a 100644
--- a/slstatus.c
+++ b/slstatus.c
@@ -33,7 +33,6 @@ struct arg {
 	const char *args;
 };
 
-static void setstatus(const char *);
 static char *smprintf(const char *, ...);
 static char *battery_perc(const char *);
 static char *cpu_perc(void);
@@ -64,14 +63,6 @@ static Display *dpy;
 
 #include "config.h"
 
-static void
-setstatus(const char *str)
-{
-	/* set WM_NAME via X11 */
-	XStoreName(dpy, DefaultRootWindow(dpy), str);
-	XSync(dpy, False);
-}
-
 static char *
 smprintf(const char *fmt, ...)
 {
@@ -156,7 +147,6 @@ cpu_perc(void)
 	fscanf(fp, "%*s %Lf %Lf %Lf %Lf", &a[0], &a[1], &a[2], &a[3]);
 	fclose(fp);
 
-	/* wait a second (for avg values) */
 	sleep(1);
 
 	fp = fopen("/proc/stat","r");
@@ -262,8 +252,7 @@ entropy(void)
 static char *
 gid(void)
 {
-	gid_t gid = getgid();
-	return smprintf("%d", gid);
+	return smprintf("%d", getgid());
 }
 
 static char *
@@ -625,34 +614,29 @@ main(void)
 	char *res, *element;
 	struct arg argument;
 
-	dpy = XOpenDisplay(0x0);
-	if (!dpy) {
-		fprintf(stderr, "Cannot open display!\n");
-		exit(1);
-	}
-
-	for (;;) {
-		memset(status_string, 0, sizeof(status_string));
-		for (i = 0; i < sizeof(args) / sizeof(args[0]); ++i) {
-			argument = args[i];
-			if (argument.args == NULL)
-				res = argument.func();
-			else
-				res = argument.func(argument.args);
-			element = smprintf(argument.format, res);
-			if (element == NULL) {
-				element = smprintf(UNKNOWN_STR);
-				fprintf(stderr, "Failed to format output.\n");
-			}
-			strlcat(status_string, element, sizeof(status_string));
-			free(res);
-			free(element);
+	stderr = stderr;
+	dpy = XOpenDisplay(NULL);
+
+	memset(status_string, 0, sizeof(status_string));
+	for (i = 0; i < sizeof(args) / sizeof(args[0]); ++i) {
+		argument = args[i];
+		if (argument.args == NULL)
+			res = argument.func();
+		else
+			res = argument.func(argument.args);
+		element = smprintf(argument.format, res);
+		if (element == NULL) {
+			element = smprintf(UNKNOWN_STR);
+			fprintf(stderr, "Failed to format output.\n");
 		}
-
-		setstatus(status_string);
-		sleep(UPDATE_INTERVAL -1);
+		strlcat(status_string, element, sizeof(status_string));
+		free(res);
+		free(element);
 	}
 
+	XStoreName(dpy, DefaultRootWindow(dpy), status_string);
+	XSync(dpy, False);
 	XCloseDisplay(dpy);
+
 	return 0;
 }