RosettaCodeData/Task/Call-a-function-in-a-shared-library/Perl-6/call-a-function-in-a-shared-library.pl6
2019-09-12 10:33:56 -07:00

13 lines
293 B
Raku

use NativeCall;
sub XOpenDisplay(Str $s --> int64) is native('X11') {*}
sub XCloseDisplay(int64 $i --> int32) is native('X11') {*}
if try my $d = XOpenDisplay ":0.0" {
say "ID = $d";
XCloseDisplay($d);
}
else {
say "No X11 library!";
say "Use this window instead --> ";
}