Adding view same tag gives previous tag patch

dwm.c

@@ -1146,9 +1146,9 @@ clientmessage(XEvent *e)
 		} else {
 			for (i = 0; i < NUMTAGS && !((1 << i) & c->tags); i++);
 			if (i < NUMTAGS) {
-				const Arg a = {.ui = 1 << i};
 				selmon = c->mon;
-				view(&a);
+				if (((1 << i) & TAGMASK) != selmon->tagset[selmon->seltags])
+					view(&((Arg) { .ui = 1 << i }));
 				focus(c);
 				restack(selmon);
 			}
@@ -3281,7 +3281,8 @@ tag(const Arg *arg)
 		#endif // SWAPFOCUS_PATCH
 		arrange(selmon);
 		#if VIEWONTAG_PATCH
-		view(arg);
+		if ((arg->ui & TAGMASK) != selmon->tagset[selmon->seltags])
+			view(arg);
 		#endif // VIEWONTAG_PATCH
 	}
 }
@@ -3562,7 +3563,7 @@ unmanage(Client *c, int destroyed)
 	updateclientlist();
 	arrange(m);
 	#if SWITCHTAG_PATCH
-	if (switchtag)
+	if (switchtag && ((switchtag & TAGMASK) != selmon->tagset[selmon->seltags]))
 		view(&((Arg) { .ui = switchtag }));
 	#endif // SWITCHTAG_PATCH
 }
@@ -3928,7 +3929,12 @@ view(const Arg *arg)
 	#else
 	if ((arg->ui & TAGMASK) == selmon->tagset[selmon->seltags])
 	#endif // EMPTYVIEW_PATCH
+	{
+		#if VIEW_SAME_TAG_GIVES_PREVIOUS_TAG_PATCH
+		view(&((Arg) { .ui = 0 }));
+		#endif // VIEW_SAME_TAG_GIVES_PREVIOUS_TAG_PATCH
 		return;
+    }
 	selmon->seltags ^= 1; /* toggle sel tagset */
 	#if PERTAG_PATCH
 	pertagview(arg);

patch/focusurgent.c

@@ -3,12 +3,12 @@ focusurgent(const Arg *arg)
 {
 	Client *c;
 	int i;
-	for (c=selmon->clients; c && !c->isurgent; c=c->next);
+	for (c = selmon->clients; c && !c->isurgent; c = c->next);
 	if (c) {
-		for (i=0; i < NUMTAGS && !((1 << i) & c->tags); i++);
+		for (i = 0; i < NUMTAGS && !((1 << i) & c->tags); i++);
 		if (i < NUMTAGS) {
-			const Arg a = {.ui = 1 << i};
-			view(&a);
+			if (((1 << i) & TAGMASK) != selmon->tagset[selmon->seltags])
+				view(&((Arg) { .ui = 1 << i }));
 			focus(c);
 		}
 	}

patches.def.h

@@ -936,6 +936,14 @@
  */
 #define VIEWONTAG_PATCH 0
 
+/* By default tags can be changed using MOD+<num> while MOD+Tab toggles between the current and
+ * the previous tag. This patch changes this so that if you hit MOD+<num> for the tag you are
+ * currently on, then it works the same as MOD+Tab and switches back to the previous tag.
+ * Idea ref.
+ * https://www.reddit.com/r/suckless/comments/ik27vd/key_toggle_between_next_and_previous_tag_dwm/
+ */
+#define VIEW_SAME_TAG_GIVES_PREVIOUS_TAG_PATCH 0
+
 /* This patch warps the mouse cursor to the center of the currently focused window or screen
  * when the mouse cursor is (a) on a different screen or (b) on top of a different window.
  * https://dwm.suckless.org/patches/warp/