pcsx2/common/Linux/LnxMisc.cpp

153 lines
3.7 KiB
C++

/* PCSX2 - PS2 Emulator for PCs
* Copyright (C) 2002-2021 PCSX2 Dev Team
*
* PCSX2 is free software: you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* PCSX2 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 PCSX2.
* If not, see <http://www.gnu.org/licenses/>.
*/
#if !defined(_WIN32) && !defined(__APPLE__)
#include <ctype.h>
#include <time.h>
#include <unistd.h>
#include <optional>
#include <spawn.h>
#include <sys/time.h>
#include <sys/wait.h>
#include <unistd.h>
#include "fmt/core.h"
#include "common/Pcsx2Types.h"
#include "common/General.h"
#include "common/StringUtil.h"
#include "common/WindowInfo.h"
// Returns 0 on failure (not supported by the operating system).
u64 GetPhysicalMemory()
{
u64 pages = 0;
#ifdef _SC_PHYS_PAGES
pages = sysconf(_SC_PHYS_PAGES);
#endif
return pages * getpagesize();
}
void InitCPUTicks()
{
}
u64 GetTickFrequency()
{
return 1000000000; // unix measures in nanoseconds
}
u64 GetCPUTicks()
{
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
return (static_cast<u64>(ts.tv_sec) * 1000000000ULL) + ts.tv_nsec;
}
std::string GetOSVersionString()
{
#if defined(__linux__)
return "Linux";
#else // freebsd
return "Other Unix";
#endif
}
#ifdef X11_API
static bool SetScreensaverInhibitX11(const WindowInfo& wi, bool inhibit)
{
extern char **environ;
const char* command = "xdg-screensaver";
const char* operation = inhibit ? "suspend" : "resume";
std::string id = fmt::format("0x{:X}", static_cast<u64>(reinterpret_cast<uintptr_t>(wi.window_handle)));
char* argv[4] = {const_cast<char*>(command), const_cast<char*>(operation), const_cast<char*>(id.c_str()),
nullptr};
// Since we set SA_NOCLDWAIT in Qt, we don't need to wait here.
pid_t pid;
int res = posix_spawnp(&pid, "xdg-screensaver", nullptr, nullptr, argv, environ);
return (res == 0);
}
#endif
static bool SetScreensaverInhibit(const WindowInfo& wi, bool inhibit)
{
switch (wi.type)
{
#ifdef X11_API
case WindowInfo::Type::X11:
return SetScreensaverInhibitX11(wi, inhibit);
#endif
default:
return false;
}
}
static std::optional<WindowInfo> s_inhibit_window_info;
bool WindowInfo::InhibitScreensaver(const WindowInfo& wi, bool inhibit)
{
if (s_inhibit_window_info.has_value())
{
// Bit of extra logic here, because wx spams it and we don't want to
// spawn processes unnecessarily.
if (s_inhibit_window_info->type == wi.type &&
s_inhibit_window_info->window_handle == wi.window_handle &&
s_inhibit_window_info->surface_handle == wi.surface_handle)
{
return true;
}
// Clear the old.
SetScreensaverInhibit(s_inhibit_window_info.value(), false);
s_inhibit_window_info.reset();
}
if (!inhibit)
return true;
// New window.
if (!SetScreensaverInhibit(wi, true))
return false;
s_inhibit_window_info = wi;
return true;
}
bool Common::PlaySoundAsync(const char* path)
{
#ifdef __linux__
// This is... pretty awful. But I can't think of a better way without linking to e.g. gstreamer.
const char* cmdname = "aplay";
const char* argv[] = {cmdname, path, nullptr};
pid_t pid;
// Since we set SA_NOCLDWAIT in Qt, we don't need to wait here.
int res = posix_spawnp(&pid, cmdname, nullptr, nullptr, const_cast<char**>(argv), environ);
return (res == 0);
#else
return false;
#endif
}
#endif