mirror of
https://github.com/gwm17/glfw.git
synced 2024-11-26 20:28:49 -05:00
56aad76b16
Files built for Win32 must use C89 style declarations for compatibility with VS 2010 and 2012, which are still supported by GLFW.
106 lines
3.2 KiB
C
106 lines
3.2 KiB
C
//========================================================================
|
|
// GLFW 3.4 POSIX - www.glfw.org
|
|
//------------------------------------------------------------------------
|
|
// Copyright (c) 2002-2006 Marcus Geelnard
|
|
// Copyright (c) 2006-2017 Camilla Löwy <elmindreda@glfw.org>
|
|
//
|
|
// This software is provided 'as-is', without any express or implied
|
|
// warranty. In no event will the authors be held liable for any damages
|
|
// arising from the use of this software.
|
|
//
|
|
// Permission is granted to anyone to use this software for any purpose,
|
|
// including commercial applications, and to alter it and redistribute it
|
|
// freely, subject to the following restrictions:
|
|
//
|
|
// 1. The origin of this software must not be misrepresented; you must not
|
|
// claim that you wrote the original software. If you use this software
|
|
// in a product, an acknowledgment in the product documentation would
|
|
// be appreciated but is not required.
|
|
//
|
|
// 2. Altered source versions must be plainly marked as such, and must not
|
|
// be misrepresented as being the original software.
|
|
//
|
|
// 3. This notice may not be removed or altered from any source
|
|
// distribution.
|
|
//
|
|
//========================================================================
|
|
// It is fine to use C99 in this file because it will not be built with VS
|
|
//========================================================================
|
|
|
|
#include "internal.h"
|
|
|
|
#include <assert.h>
|
|
#include <string.h>
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////
|
|
////// GLFW platform API //////
|
|
//////////////////////////////////////////////////////////////////////////
|
|
|
|
GLFWbool _glfwPlatformCreateTls(_GLFWtls* tls)
|
|
{
|
|
assert(tls->posix.allocated == GLFW_FALSE);
|
|
|
|
if (pthread_key_create(&tls->posix.key, NULL) != 0)
|
|
{
|
|
_glfwInputError(GLFW_PLATFORM_ERROR,
|
|
"POSIX: Failed to create context TLS");
|
|
return GLFW_FALSE;
|
|
}
|
|
|
|
tls->posix.allocated = GLFW_TRUE;
|
|
return GLFW_TRUE;
|
|
}
|
|
|
|
void _glfwPlatformDestroyTls(_GLFWtls* tls)
|
|
{
|
|
if (tls->posix.allocated)
|
|
pthread_key_delete(tls->posix.key);
|
|
memset(tls, 0, sizeof(_GLFWtls));
|
|
}
|
|
|
|
void* _glfwPlatformGetTls(_GLFWtls* tls)
|
|
{
|
|
assert(tls->posix.allocated == GLFW_TRUE);
|
|
return pthread_getspecific(tls->posix.key);
|
|
}
|
|
|
|
void _glfwPlatformSetTls(_GLFWtls* tls, void* value)
|
|
{
|
|
assert(tls->posix.allocated == GLFW_TRUE);
|
|
pthread_setspecific(tls->posix.key, value);
|
|
}
|
|
|
|
GLFWbool _glfwPlatformCreateMutex(_GLFWmutex* mutex)
|
|
{
|
|
assert(mutex->posix.allocated == GLFW_FALSE);
|
|
|
|
if (pthread_mutex_init(&mutex->posix.handle, NULL) != 0)
|
|
{
|
|
_glfwInputError(GLFW_PLATFORM_ERROR, "POSIX: Failed to create mutex");
|
|
return GLFW_FALSE;
|
|
}
|
|
|
|
return mutex->posix.allocated = GLFW_TRUE;
|
|
}
|
|
|
|
void _glfwPlatformDestroyMutex(_GLFWmutex* mutex)
|
|
{
|
|
if (mutex->posix.allocated)
|
|
pthread_mutex_destroy(&mutex->posix.handle);
|
|
memset(mutex, 0, sizeof(_GLFWmutex));
|
|
}
|
|
|
|
void _glfwPlatformLockMutex(_GLFWmutex* mutex)
|
|
{
|
|
assert(mutex->posix.allocated == GLFW_TRUE);
|
|
pthread_mutex_lock(&mutex->posix.handle);
|
|
}
|
|
|
|
void _glfwPlatformUnlockMutex(_GLFWmutex* mutex)
|
|
{
|
|
assert(mutex->posix.allocated == GLFW_TRUE);
|
|
pthread_mutex_unlock(&mutex->posix.handle);
|
|
}
|
|
|