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Fix movetab and focusurgent when there's no client

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Accessing those would crash with a floating point exception.
This commit is contained in:
Caleb Malchik 2017-05-07 18:08:37 -07:00 committed by Quentin Rameau
parent 05f583c519
commit 6dc3978edf
1 changed files with 7 additions and 1 deletions
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8
tabbed.c
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@ -502,6 +502,9 @@ focusurgent(const Arg *arg)
{
int c;
if (sel < 0)
return;
for (c = (sel + 1) % nclients; c != sel; c = (c + 1) % nclients) {
if (clients[c]->urgent) {
focus(c);
@ -785,11 +788,14 @@ movetab(const Arg *arg)
int c;
Client *new;
if (sel < 0)
return;
c = (sel + arg->i) % nclients;
if (c < 0)
c += nclients;
if (sel < 0 || c == sel)
if (c == sel)
return;
new = clients[sel];