Refactor snprintf-usage in util.c

[slstatus.git] / slstatus.c

diff --git a/slstatus.c b/slstatus.c
index b3abafb..4f7a2fc 100644 (file)
--- a/slstatus.c
+++ b/slstatus.c
@@ -42,7 +42,7 @@ difftimespec(struct timespec *res, struct timespec *a, struct timespec *b)
 static void
 usage(void)
 {
-       die("usage: %s [-so]", argv0);
+       die("usage: %s [-s]", argv0);
 }
 
 int
@@ -51,18 +51,15 @@ main(int argc, char *argv[])
        struct sigaction act;
        struct timespec start, current, diff, intspec, wait;
        size_t i, len;
-       int sflag, oflag, ret;
+       int sflag, ret;
        char status[MAXLEN];
        const char *res;
 
-       sflag = oflag = 0;
+       sflag = 0;
        ARGBEGIN {
                case 's':
                        sflag = 1;
                        break;
-               case 'o':
-                       oflag = 1;
-                       break;
                default:
                        usage();
        } ARGEND
@@ -102,7 +99,9 @@ main(int argc, char *argv[])
                }
 
                if (sflag) {
-                       printf("%s\n", status);
+                       if (printf("%s\n", status) < 0) {
+                               die("printf:");
+                       }
                } else {
                        if (XStoreName(dpy, DefaultRootWindow(dpy), status) < 0) {
                                die("XStoreName: Allocation failed");
@@ -110,10 +109,6 @@ main(int argc, char *argv[])
                        XFlush(dpy);
                }
 
-               if (oflag) {
-                       done = 1;
-               }
-
                if (!done) {
                        if (clock_gettime(CLOCK_MONOTONIC, &current) < 0) {
                                die("clock_gettime:");