(launch_xapp) simplify

1 files changed, 5 insertions, 9 deletions

diff --git a/control-center b/control-center
index 7a032ec6..483c47d3 100755
--- a/control-center
+++ b/control-center
@@ -697,15 +697,11 @@ sub launch_xapp {
     my $find_windows = sub { split '\n', `xwininfo -root -tree -int | grep '$name'` };
     my @before = &$find_windows();
     fork_("$exec; kill -USR1 $$");
-    while (1) {
-        my @after = &$find_windows();
-        while (@after ne $xx + @before) {
-            @after = &$find_windows();
-        }
-        my $c = top(difference2(\@after, \@before));
-        $c =~ /\s*([0-9]*)\s*/;
-        return $1;
-    }
+    my @after = &$find_windows();
+    @after = &$find_windows() while @after ne $xx + @before;
+    my $c = top(difference2(\@after, \@before));
+    $c =~ /\s*([0-9]*)\s*/;
+    return $1;
 }
 
 sub hide_socket_and_clean {