X-Git-Url: https://jasonwoof.com/gitweb/?a=blobdiff_plain;f=dwm.c;h=e7804dc389796f195c306db8ef96e32acbc3ae36;hb=9a4d07d9de31c7bf3fba83c66d1a09d63848adfc;hp=12871cd8568bbeeb284c49a2d9ce67a5e7170884;hpb=d15d4ba45abe06f5ac069e384bd7b46b55c0d286;p=dwm.git

diff --git a/dwm.c b/dwm.c
index 12871cd..e7804dc 100644
--- a/dwm.c
+++ b/dwm.c
@@ -337,15 +337,14 @@ buttonpress(XEvent *e) {
 void
 checkotherwm(void) {
 	otherwm = False;
-	XSetErrorHandler(xerrorstart);
+	xerrorxlib = XSetErrorHandler(xerrorstart);
 
 	/* this causes an error if some other window manager is running */
 	XSelectInput(dpy, DefaultRootWindow(dpy), SubstructureRedirectMask);
 	XSync(dpy, False);
 	if(otherwm)
 		die("dwm: another window manager is already running\n");
-	XSetErrorHandler(NULL);
-	xerrorxlib = XSetErrorHandler(xerror);
+	XSetErrorHandler(xerror);
 	XSync(dpy, False);
 }
 
@@ -763,10 +762,10 @@ grabkeys(void) {
 
 		XUngrabKey(dpy, AnyKey, AnyModifier, root);
 		for(i = 0; i < LENGTH(keys); i++) {
-			code = XKeysymToKeycode(dpy, keys[i].keysym);
-			for(j = 0; j < LENGTH(modifiers); j++)
-				XGrabKey(dpy, code, keys[i].mod | modifiers[j], root, True,
-					 GrabModeAsync, GrabModeAsync);
+			if((code = XKeysymToKeycode(dpy, keys[i].keysym)))
+				for(j = 0; j < LENGTH(modifiers); j++)
+					XGrabKey(dpy, code, keys[i].mod | modifiers[j], root,
+						 True, GrabModeAsync, GrabModeAsync);
 		}
 	}
 }
@@ -1056,9 +1055,9 @@ resize(Client *c, int x, int y, int w, int h, Bool sizehints) {
 
 		/* adjust for aspect limits */
 		if(c->mina > 0 && c->maxa > 0) {
-			if(c->maxa < (float)(w / h))
+			if(c->maxa < (float)w / h)
 				w = h * c->maxa;
-			else if(c->mina < (float)(h / w))
+			else if(c->mina < (float)h / w)
 				h = w * c->mina;
 		}
 
@@ -1625,7 +1624,7 @@ updatesizehints(Client *c) {
 	else
 		c->maxa = c->mina = 0.0;
 	c->isfixed = (c->maxw && c->minw && c->maxh && c->minh
-			&& c->maxw == c->minw && c->maxh == c->minh);
+	             && c->maxw == c->minw && c->maxh == c->minh);
 }
 
 void