applied Evil_Bobs cleanup patch

dwm.c

@@ -1542,8 +1542,8 @@ setup(void) {
 	wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False);
 	wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
 	wmatom[WMState] = XInternAtom(dpy, "WM_STATE", False);
-        netatom[NetActiveWindow] = XInternAtom(dpy, "_NET_ACTIVE_WINDOW", False);
 	wmatom[WMTakeFocus] = XInternAtom(dpy, "WM_TAKE_FOCUS", False);
+	netatom[NetActiveWindow] = XInternAtom(dpy, "_NET_ACTIVE_WINDOW", False);
 	netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False);
 	netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False);
 	netatom[NetWMState] = XInternAtom(dpy, "_NET_WM_STATE", False);
@@ -1612,7 +1612,7 @@ spawn(const Arg *arg) {
 		execvp(((char **)arg->v)[0], (char **)arg->v);
 		fprintf(stderr, "dwm: execvp %s", ((char **)arg->v)[0]);
 		perror(" failed");
-		exit(0);
+		exit(EXIT_SUCCESS);
 	}
 }
 
@@ -1760,11 +1760,11 @@ unmapnotify(XEvent *e) {
 void
 updatebars(void) {
 	Monitor *m;
-	XSetWindowAttributes wa;
-
-	wa.override_redirect = True;
-	wa.background_pixmap = ParentRelative;
-	wa.event_mask = ButtonPressMask|ExposureMask;
+	XSetWindowAttributes wa = {
+		.override_redirect = True,
+		.background_pixmap = ParentRelative,
+		.event_mask = ButtonPressMask|ExposureMask
+	};
 	for(m = mons; m; m = m->next) {
 		m->barwin = XCreateWindow(dpy, root, m->wx, m->by, m->ww, bh, 0, DefaultDepth(dpy, screen),
 		                          CopyFromParent, DefaultVisual(dpy, screen),
@@ -2069,5 +2069,5 @@ main(int argc, char *argv[]) {
 	run();
 	cleanup();
 	XCloseDisplay(dpy);
-	return 0;
+	return EXIT_SUCCESS;
 }