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obs-studio/UI/platform.hpp
Ka Ho Ng f8aa02897f UI: Detect other instances of obs on FreeBSD
Detect other instances of the obs by creating an extra dummy thread,
named "OBS runonce". The process of threads enumeration of current user
is guarded by an O_EXLOCK file advisory lock when opening the lock file.
Such file lock would be dropped once the thread name is changed.

This should be usable on FreeBSD and possibly compile on DragonFly BSD.

fixes: #3053
2020-11-14 12:04:31 -08:00

79 lines
2.4 KiB
C++

/******************************************************************************
Copyright (C) 2013 by Hugh Bailey <obs.jim@gmail.com>
This program 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 2 of the License, or
(at your option) any later version.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
#pragma once
#include <util/c99defs.h>
#include <string>
#include <vector>
class QWidget;
/* Gets the path of obs-studio specific data files (such as locale) */
bool GetDataFilePath(const char *data, std::string &path);
/* Updates the working directory for OSX application bundles */
bool InitApplicationBundle();
std::string GetDefaultVideoSavePath();
std::vector<std::string> GetPreferredLocales();
bool IsAlwaysOnTop(QWidget *window);
void SetAlwaysOnTop(QWidget *window, bool enable);
#ifdef _WIN32
uint32_t GetWindowsVersion();
void SetAeroEnabled(bool enable);
void SetProcessPriority(const char *priority);
void SetWin32DropStyle(QWidget *window);
bool DisableAudioDucking(bool disable);
struct RunOnceMutexData;
class RunOnceMutex {
RunOnceMutexData *data = nullptr;
public:
RunOnceMutex(RunOnceMutexData *data_) : data(data_) {}
RunOnceMutex(const RunOnceMutex &rom) = delete;
RunOnceMutex(RunOnceMutex &&rom);
~RunOnceMutex();
RunOnceMutex &operator=(const RunOnceMutex &rom) = delete;
RunOnceMutex &operator=(RunOnceMutex &&rom);
};
RunOnceMutex GetRunOnceMutex(bool &already_running);
QString GetMonitorName(const QString &id);
#endif
#ifdef __APPLE__
void EnableOSXVSync(bool enable);
void EnableOSXDockIcon(bool enable);
void InstallNSApplicationSubclass();
void disableColorSpaceConversion(QWidget *window);
void CheckAppWithSameBundleID(bool &already_running);
#endif
#ifdef __linux__
void RunningInstanceCheck(bool &already_running);
#endif
#if defined(__FreeBSD__) || defined(__DragonFly__)
void PIDFileCheck(bool &already_running);
#endif