using EXIT_stuff in exit() now

main.c

@@ -179,14 +179,13 @@ main(int argc, char *argv[])
 
 	for(i = 1; (i < argc) && (argv[i][0] == '-'); i++) {
 		switch (argv[i][1]) {
-		case 'v':
-			fprintf(stdout, "%s",
-					"dwm-"VERSION", (C)opyright MMVI Anselm R. Garbe\n");
-			exit(0);
-			break;
 		default:
 			eprint("usage: dwm [-v]\n");
 			break;
+		case 'v':
+			fputs("dwm-"VERSION", (C)opyright MMVI Anselm R. Garbe\n", stdout);
+			exit(EXIT_SUCCESS);
+			break;
 		}
 	}
 

util.c

@@ -17,7 +17,7 @@ bad_malloc(unsigned int size)
 {
 	fprintf(stderr, "fatal: could not malloc() %d bytes\n",
 			(int) size);
-	exit(1);
+	exit(EXIT_FAILURE);
 }
 
 /* extern */
@@ -37,7 +37,7 @@ eprint(const char *errstr, ...) {
 	va_start(ap, errstr);
 	vfprintf(stderr, errstr, ap);
 	va_end(ap);
-	exit(1);
+	exit(EXIT_FAILURE);
 }
 
 void
@@ -55,7 +55,7 @@ spawn(Arg *arg)
 			fprintf(stderr, "dwm: execvp %s", argv[0]);
 			perror(" failed");
 		}
-		exit (0);
+		exit(EXIT_FAILURE);
 	}
 	wait(0);
 }