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https://github.com/libsdl-org/SDL.git
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6501e90018
Implemented using this script:
find . -type f -exec sed -i'' -e 's,/\* *\([^*]*\)\*/ *$,// \1,' -e 's, \+$,,' {} \;
git checkout \
core/linux/SDL_evdev_kbd_default_keymap.h \
events/imKStoUCS.* \
hidapi \
joystick/controller_type.c \
joystick/controller_type.h \
joystick/hidapi/steam/controller_constants.h \
joystick/hidapi/steam/controller_structs.h \
joystick/SDL_gamepad_db.h \
libm \
render/*/*Shader*.h \
render/vitagxm/SDL_render_vita_gxm_shaders.h \
render/metal/SDL_shaders_metal_*.h \
stdlib/SDL_malloc.c \
stdlib/SDL_qsort.c \
stdlib/SDL_strtokr.c \
test/ \
video/directx/SDL_d3d12_xbox_cmacros.h \
video/directx/d3d12.h \
video/directx/d3d12sdklayers.h \
video/khronos \
video/x11/edid-parse.c \
video/x11/xsettings-client.* \
video/yuv2rgb
sed -i'' -e 's,/\* *\([^*]*\)\*/ *$,// \1,' -e 's, \+$,,' hidapi/SDL_hidapi.c
78 lines
2.3 KiB
C++
78 lines
2.3 KiB
C++
/*
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Simple DirectMedia Layer
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Copyright (C) 1997-2024 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_internal.h"
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extern "C" {
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#include "SDL_systhread_c.h"
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}
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#include <system_error>
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#include "SDL_sysmutex_c.h"
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#include <windows.h>
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extern "C" SDL_Mutex * SDL_CreateMutex(void)
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{
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// Allocate and initialize the mutex
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try {
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SDL_Mutex *mutex = new SDL_Mutex;
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return mutex;
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} catch (std::system_error &ex) {
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SDL_SetError("unable to create a C++ mutex: code=%d; %s", ex.code(), ex.what());
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} catch (std::bad_alloc &) {
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SDL_OutOfMemory();
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}
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return NULL;
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}
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extern "C" void SDL_DestroyMutex(SDL_Mutex *mutex)
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{
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if (mutex) {
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delete mutex;
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}
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}
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extern "C" void SDL_LockMutex(SDL_Mutex *mutex) SDL_NO_THREAD_SAFETY_ANALYSIS // clang doesn't know about NULL mutexes
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{
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if (mutex != NULL) {
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try {
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mutex->cpp_mutex.lock();
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} catch (std::system_error &/*ex*/) {
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SDL_assert(!"Error trying to lock mutex"); // assume we're in a lot of trouble if this assert fails.
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//return SDL_SetError("unable to lock a C++ mutex: code=%d; %s", ex.code(), ex.what());
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}
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}
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}
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extern "C" int SDL_TryLockMutex(SDL_Mutex *mutex)
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{
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return ((!mutex) || mutex->cpp_mutex.try_lock()) ? 0 : SDL_MUTEX_TIMEDOUT;
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}
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// Unlock the mutex
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extern "C" void SDL_UnlockMutex(SDL_Mutex *mutex) SDL_NO_THREAD_SAFETY_ANALYSIS // clang doesn't know about NULL mutexes
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{
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if (mutex != NULL) {
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mutex->cpp_mutex.unlock();
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}
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}
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