ladybird/Services/WindowServer/main.cpp
Nico Weber 8630ef6df6 WindowServer: Make perror() strings slightly more detailed.
If one fails, it's now easier to see which one it is.
2020-06-05 09:29:19 +02:00

117 lines
3.8 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "AppletManager.h"
#include "Compositor.h"
#include "EventLoop.h"
#include "Screen.h"
#include "WindowManager.h"
#include <AK/SharedBuffer.h>
#include <LibCore/ConfigFile.h>
#include <LibGfx/Palette.h>
#include <LibGfx/SystemTheme.h>
#include <signal.h>
#include <stdio.h>
#include <string.h>
int main(int, char**)
{
if (pledge("stdio video thread shared_buffer accept rpath wpath cpath unix proc fattr sigaction", nullptr) < 0) {
perror("pledge");
return 1;
}
if (unveil("/res", "r") < 0) {
perror("unveil /res");
return 1;
}
if (unveil("/tmp", "cw") < 0) {
perror("unveil /tmp cw");
return 1;
}
if (unveil("/etc/WindowServer/WindowServer.ini", "rwc") < 0) {
perror("unveil /etc/WindowServer/WindowServer.ini");
return 1;
}
if (unveil("/dev", "rw") < 0) {
perror("unveil /dev rw");
return 1;
}
struct sigaction act;
memset(&act, 0, sizeof(act));
act.sa_flags = SA_NOCLDWAIT;
act.sa_handler = SIG_IGN;
int rc = sigaction(SIGCHLD, &act, nullptr);
if (rc < 0) {
perror("sigaction");
return 1;
}
auto wm_config = Core::ConfigFile::open("/etc/WindowServer/WindowServer.ini");
auto theme_name = wm_config->read_entry("Theme", "Name", "Default");
auto theme = Gfx::load_system_theme(String::format("/res/themes/%s.ini", theme_name.characters()));
ASSERT(theme);
Gfx::set_system_theme(*theme);
auto palette = Gfx::PaletteImpl::create_with_shared_buffer(*theme);
WindowServer::EventLoop loop;
if (pledge("stdio video thread shared_buffer accept rpath wpath cpath proc", nullptr) < 0) {
perror("pledge");
return 1;
}
WindowServer::Screen screen(wm_config->read_num_entry("Screen", "Width", 1024),
wm_config->read_num_entry("Screen", "Height", 768));
WindowServer::Compositor::the();
auto wm = WindowServer::WindowManager::construct(*palette);
auto am = WindowServer::AppletManager::construct();
auto mm = WindowServer::MenuManager::construct();
if (unveil("/tmp", "") < 0) {
perror("unveil /tmp");
return 1;
}
if (unveil("/dev", "") < 0) {
perror("unveil /dev");
return 1;
}
if (unveil(nullptr, nullptr) < 0) {
perror("unveil");
return 1;
}
dbgprintf("Entering WindowServer main loop.\n");
loop.exec();
ASSERT_NOT_REACHED();
}