#!/usr/bin/perl -w
# Copyright 2011 Kevin Ryde
# This file is part of X11-Protocol-Other.
#
# X11-Protocol-Other is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as published
# by the Free Software Foundation; either version 3, or (at your option) any
# later version.
#
# X11-Protocol-Other is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
# Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with X11-Protocol-Other. If not, see <http://www.gnu.org/licenses/>.
BEGIN { require 5 }
use strict;
use X11::Protocol;
use Test;
use lib 't';
use MyTestHelpers;
BEGIN { MyTestHelpers::nowarnings() }
END { MyTestHelpers::diag ("END"); }
# uncomment this to run the ### lines
#use Smart::Comments;
my $test_count = (tests => 6)[1];
plan tests => $test_count;
# supplied with perl 5.005, might not be available earlier
if (! eval { require IPC::SysV; 1 }) {
MyTestHelpers::diag ('IPC::SysV not available -- ',$@);
foreach (1 .. $test_count) {
skip ('IPC::SysV not available', 1, 1);
}
exit 0;
}
require X11::Protocol;
MyTestHelpers::diag ("X11::Protocol version ", X11::Protocol->VERSION);
my $display = $ENV{'DISPLAY'};
if (! defined $display) {
foreach (1 .. $test_count) {
skip ('No DISPLAY set', 1, 1);
}
exit 0;
}
# pass display arg so as not to get a "guess" warning
my $X;
if (! eval { $X = X11::Protocol->new ($display); }) {
MyTestHelpers::diag ('Cannot connect to X server -- ',$@);
foreach (1 .. $test_count) {
skip ('Cannot connect to X server', 1, 1);
}
exit 0;
}
$X->QueryPointer($X->{'root'}); # sync
my ($major_opcode, $first_event, $first_error)
= $X->QueryExtension('MIT-SHM');
{
if (! defined $major_opcode) {
MyTestHelpers::diag ('QueryExtension() no MIT-SHM on the server');
foreach (1 .. $test_count) {
skip ('QueryExtension() no MIT-SHM on the server', 1, 1);
}
exit 0;
}
MyTestHelpers::diag ("MIT-SHM extension opcode=$major_opcode event=$first_event error=$first_error");
}
if (! $X->init_extension ('MIT-SHM')) {
die "QueryExtension says MIT-SHM avaiable, but init_extension() failed";
}
$X->QueryPointer($X->root); # sync
# perms 644 so server is certain to be able to read it
my $shmid;
if (! eval {
$shmid = shmget (IPC::SysV::IPC_PRIVATE(),
5000,
0644 | IPC::SysV::IPC_CREAT()); # world read
1;
}) {
# usually a die or croak if no shm on the system
MyTestHelpers::diag ('shmget() dies -- ',$@);
foreach (1 .. $test_count) {
skip ('shmget() dies', 1, 1);
}
exit 0;
}
if (! defined $shmid) {
MyTestHelpers::diag ("shmget() cannot get shared memory: $!");
foreach (1 .. $test_count) {
skip ('shmget() cannot get shared memory', 1, 1);
}
exit 0;
}
#------------------------------------------------------------------------------
# MitShmAttach
my $shmseg = $X->new_rsrc;
if (! eval {
local $^W = 0; # avoid warnings from X11::Protocol 0.56 format_error_msg()
my $seq = $X->send ('MitShmAttach', $shmseg, $shmid, 1); # read-only
$X->QueryPointer($X->{'root'}); # sync
1;
}) {
MyTestHelpers::diag ('MitShmAttach cannot attach readonly -- ',$@);
foreach (1 .. $test_count) {
skip ('MitShmAttach cannot attach readonly', 1, 1);
}
exit 0;
}
#------------------------------------------------------------------------------
# MitShmPutImage
{
my $pixmap = $X->new_rsrc;
$X->CreatePixmap ($pixmap,
$X->root,
1, # depth
2,2); # width,height
my $gc = $X->new_rsrc;
$X->CreateGC ($gc, $pixmap, foreground => $X->{'white_pixel'});
my %event;
local $X->{'event_handler'} = sub {
my %h = @_;
if ($h{'name'} eq 'MitShmCompletion') {
%event = %h;
}
};
my @ret = $X->MitShmPutImage ($pixmap, $gc,
1, # depth,
1,1, # total width,height
0,0, # src x,y
1,1, # src width,height
0,0, # dst x,y
'ZPixmap',
1,
$shmseg,
0);
$X->QueryPointer($X->{'root'}); # sync
ok ($event{'name'}, 'MitShmCompletion');
ok ($event{'drawable'}, $pixmap);
ok ($event{'major_opcode'}, $major_opcode);
ok ($event{'minor_opcode'}, 3); # MitShmPutImage request num
ok ($event{'shmseg'}, $shmseg);
ok ($event{'offset'}, 0);
}
exit 0;