[PATCH] allow no tags to be selected

---
 dwm.c | 19 +++++++++----------
 1 file changed, 9 insertions(+), 10 deletions(-)
diff --git a/dwm.c b/dwm.c
index 1d78655..a526e57 100644
--- a/dwm.c
+++ b/dwm.c
_AT_@ -322,7 +322,9 @@ applyrules(Client *c) {
 		XFree(ch.res_class);
 	if(ch.res_name)
 		XFree(ch.res_name);
-	c->tags = c->tags & TAGMASK ? c->tags & TAGMASK : c->mon->tagset[c->mon->seltags];
+	if(c->tags & TAGMASK)                    c->tags = c->tags & TAGMASK;
+	else if(c->mon->tagset[c->mon->seltags]) c->tags = c->mon->tagset[c->mon->seltags];
+	else                                     c->tags = 1;
 }
 
 Bool
_AT_@ -649,7 +651,7 @@ createmon(void) {
 
 	if(!(m = (Monitor *)calloc(1, sizeof(Monitor))))
 		die("fatal: could not malloc() %u bytes\n", sizeof(Monitor));
-	m->tagset[0] = m->tagset[1] = 1;
+	m->tagset[0] = m->tagset[1] = 0;
 	m->mfact = mfact;
 	m->nmaster = nmaster;
 	m->showbar = showbar;
_AT_@ -1479,7 +1481,7 @@ sendmon(Client *c, Monitor *m) {
 	detach(c);
 	detachstack(c);
 	c->mon = m;
-	c->tags = m->tagset[m->seltags]; /* assign tags of target monitor */
+	c->tags = (m->tagset[m->seltags] ? m->tagset[m->seltags] : 1);
 	attach(c);
 	attachstack(c);
 	focus(NULL);
_AT_@ -1763,12 +1765,9 @@ toggletag(const Arg *arg) {
 void
 toggleview(const Arg *arg) {
 	unsigned int newtagset = selmon->tagset[selmon->seltags] ^ (arg->ui & TAGMASK);
-
-	if(newtagset) {
-		selmon->tagset[selmon->seltags] = newtagset;
-		focus(NULL);
-		arrange(selmon);
-	}
+	selmon->tagset[selmon->seltags] = newtagset;
+	focus(NULL);
+	arrange(selmon);
 }
 
 void
_AT_@ -2043,7 +2042,7 @@ updatewmhints(Client *c) {
 
 void
 view(const Arg *arg) {
-	if((arg->ui & TAGMASK) == selmon->tagset[selmon->seltags])
+	if(arg->ui && (arg->ui & TAGMASK) == selmon->tagset[selmon->seltags])
 		return;
 	selmon->seltags ^= 1; /* toggle sel tagset */
 	if(arg->ui & TAGMASK)
-- 
1.8.2
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