Updated SDL 1.3 to the latest hg-5868:33245988e8a2 , video resize is not supported yet

This commit is contained in:
pelya
2011-12-05 19:46:32 +02:00
parent 2fe92bdcf9
commit aae35bbf37
678 changed files with 35446 additions and 77654 deletions

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"
@@ -41,7 +40,10 @@ extern int SDL_SYS_CreateThread(SDL_Thread * thread, void *args);
#endif
/* This function does any necessary setup in the child thread */
extern void SDL_SYS_SetupThread(void);
extern void SDL_SYS_SetupThread(const char *name);
/* This function sets the current thread priority */
extern int SDL_SYS_SetThreadPriority(SDL_ThreadPriority priority);
/* This function waits for the thread to finish and frees any data
allocated by SDL_SYS_CreateThread()

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"
@@ -27,6 +26,7 @@
#include "SDL_thread.h"
#include "SDL_thread_c.h"
#include "SDL_systhread.h"
#include "../SDL_error_c.h"
#define ARRAY_CHUNKSIZE 32
/* The array of threads currently active in the application
@@ -56,6 +56,7 @@ SDL_ThreadsInit(void)
clean up threads here. If any threads are still running after this call,
they will no longer have access to any per-thread data.
*/
#if 0
static void
SDL_ThreadsQuit(void)
{
@@ -67,6 +68,7 @@ SDL_ThreadsQuit(void)
SDL_DestroyMutex(mutex);
}
}
#endif
/* Routines for manipulating the thread list */
static void
@@ -187,25 +189,19 @@ typedef struct
void
SDL_RunThread(void *data)
{
thread_args *args;
int (SDLCALL * userfunc) (void *);
void *userdata;
int *statusloc;
thread_args *args = (thread_args *) data;
int (SDLCALL * userfunc) (void *) = args->func;
void *userdata = args->data;
int *statusloc = &args->info->status;
/* Perform any system-dependent setup
- this function cannot fail, and cannot use SDL_SetError()
*/
SDL_SYS_SetupThread();
SDL_SYS_SetupThread(args->info->name);
/* Get the thread id */
args = (thread_args *) data;
args->info->threadid = SDL_ThreadID();
/* Figure out what function to run */
userfunc = args->func;
userdata = args->data;
statusloc = &args->info->status;
/* Wake up the parent thread */
SDL_SemPost(args->wait);
@@ -216,12 +212,14 @@ SDL_RunThread(void *data)
#ifdef SDL_PASSED_BEGINTHREAD_ENDTHREAD
#undef SDL_CreateThread
DECLSPEC SDL_Thread *SDLCALL
SDL_CreateThread(int (SDLCALL * fn) (void *), void *data,
SDL_CreateThread(int (SDLCALL * fn) (void *),
const char *name, void *data,
pfnSDL_CurrentBeginThread pfnBeginThread,
pfnSDL_CurrentEndThread pfnEndThread)
#else
DECLSPEC SDL_Thread *SDLCALL
SDL_CreateThread(int (SDLCALL * fn) (void *), void *data)
SDL_CreateThread(int (SDLCALL * fn) (void *),
const char *name, void *data)
#endif
{
SDL_Thread *thread;
@@ -237,10 +235,21 @@ SDL_CreateThread(int (SDLCALL * fn) (void *), void *data)
SDL_memset(thread, 0, (sizeof *thread));
thread->status = -1;
/* Set up the arguments for the thread */
if (name != NULL) {
thread->name = SDL_strdup(name);
if (thread->name == NULL) {
SDL_OutOfMemory();
SDL_free(thread);
return (NULL);
}
}
/* Set up the arguments for the thread */
args = (thread_args *) SDL_malloc(sizeof(*args));
if (args == NULL) {
SDL_OutOfMemory();
SDL_free(thread->name);
SDL_free(thread);
return (NULL);
}
@@ -249,6 +258,7 @@ SDL_CreateThread(int (SDLCALL * fn) (void *), void *data)
args->info = thread;
args->wait = SDL_CreateSemaphore(0);
if (args->wait == NULL) {
SDL_free(thread->name);
SDL_free(thread);
SDL_free(args);
return (NULL);
@@ -269,6 +279,7 @@ SDL_CreateThread(int (SDLCALL * fn) (void *), void *data)
} else {
/* Oops, failed. Gotta free everything */
SDL_DelThread(thread);
SDL_free(thread->name);
SDL_free(thread);
thread = NULL;
}
@@ -279,19 +290,6 @@ SDL_CreateThread(int (SDLCALL * fn) (void *), void *data)
return (thread);
}
void
SDL_WaitThread(SDL_Thread * thread, int *status)
{
if (thread) {
SDL_SYS_WaitThread(thread);
if (status) {
*status = thread->status;
}
SDL_DelThread(thread);
SDL_free(thread);
}
}
SDL_threadID
SDL_GetThreadID(SDL_Thread * thread)
{
@@ -305,4 +303,30 @@ SDL_GetThreadID(SDL_Thread * thread)
return id;
}
const char *
SDL_GetThreadName(SDL_Thread * thread)
{
return thread->name;
}
int
SDL_SetThreadPriority(SDL_ThreadPriority priority)
{
return SDL_SYS_SetThreadPriority(priority);
}
void
SDL_WaitThread(SDL_Thread * thread, int *status)
{
if (thread) {
SDL_SYS_WaitThread(thread);
if (status) {
*status = thread->status;
}
SDL_DelThread(thread);
SDL_free(thread->name);
SDL_free(thread);
}
}
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"
@@ -33,10 +32,8 @@
#include "epoc/SDL_systhread_c.h"
#elif SDL_THREAD_PTHREAD
#include "pthread/SDL_systhread_c.h"
#elif SDL_THREAD_SPROC
#include "irix/SDL_systhread_c.h"
#elif SDL_THREAD_WIN32
#include "win32/SDL_systhread_c.h"
#elif SDL_THREAD_WINDOWS
#include "windows/SDL_systhread_c.h"
#elif SDL_THREAD_NDS
#include "nds/SDL_systhread_c.h"
#else
@@ -52,6 +49,7 @@ struct SDL_Thread
SYS_ThreadHandle handle;
int status;
SDL_error errbuf;
char *name;
void *data;
};
@@ -59,4 +57,5 @@ struct SDL_Thread
extern void SDL_RunThread(void *data);
#endif /* _SDL_thread_c_h */
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,26 +1,27 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"
#ifdef SDL_THREAD_BEOS
/* Semaphores in the BeOS environment */
#include <be/kernel/OS.h>
@@ -149,4 +150,6 @@ SDL_SemPost(SDL_sem * sem)
return 0;
}
#endif /* SDL_THREAD_BEOS */
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,26 +1,27 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"
#ifdef SDL_THREAD_BEOS
/* BeOS thread management routines for SDL */
#include <stdio.h>
@@ -66,8 +67,14 @@ RunThread(void *data)
int
SDL_SYS_CreateThread(SDL_Thread * thread, void *args)
{
/* The docs say the thread name can't be longer than B_OS_NAME_LENGTH. */
const char *threadname = thread->name ? thread->name : "SDL Thread";
char name[B_OS_NAME_LENGTH];
SDL_snprintf(name, sizeof (name), "%s", threadname);
name[sizeof (name) - 1] = '\0';
/* Create the thread and go! */
thread->handle = spawn_thread(RunThread, "SDL", B_NORMAL_PRIORITY, args);
thread->handle = spawn_thread(RunThread, name, B_NORMAL_PRIORITY, args);
if ((thread->handle == B_NO_MORE_THREADS) ||
(thread->handle == B_NO_MEMORY)) {
SDL_SetError("Not enough resources to create thread");
@@ -78,8 +85,9 @@ SDL_SYS_CreateThread(SDL_Thread * thread, void *args)
}
void
SDL_SYS_SetupThread(void)
SDL_SYS_SetupThread(const char *name)
{
/* We set the thread name during SDL_SYS_CreateThread(). */
/* Mask asynchronous signals for this thread */
SDL_MaskSignals(NULL);
}
@@ -90,6 +98,22 @@ SDL_ThreadID(void)
return ((SDL_threadID) find_thread(NULL));
}
int
SDL_SYS_SetThreadPriority(SDL_ThreadPriority priority)
{
int32 value;
if (priority == SDL_THREAD_PRIORITY_LOW) {
value = B_LOW_PRIORITY;
} else if (priority == SDL_THREAD_PRIORITY_HIGH) {
value = B_URGENT_DISPLAY_PRIORITY;
} else {
value = B_NORMAL_PRIORITY;
}
set_thread_priority(find_thread(NULL), value);
return 0;
}
void
SDL_SYS_WaitThread(SDL_Thread * thread)
{
@@ -98,4 +122,6 @@ SDL_SYS_WaitThread(SDL_Thread * thread)
wait_for_thread(thread->handle, &the_status);
}
#endif /* SDL_THREAD_BEOS */
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"
@@ -145,18 +144,19 @@ SDL_CondBroadcast(SDL_cond * cond)
Typical use:
Thread A:
SDL_LockMutex(lock);
while ( ! condition ) {
SDL_CondWait(cond);
}
SDL_UnlockMutex(lock);
SDL_LockMutex(lock);
while ( ! condition ) {
SDL_CondWait(cond, lock);
}
SDL_UnlockMutex(lock);
Thread B:
SDL_LockMutex(lock);
...
condition = true;
...
SDL_UnlockMutex(lock);
SDL_LockMutex(lock);
...
condition = true;
...
SDL_CondSignal(cond);
SDL_UnlockMutex(lock);
*/
int
SDL_CondWaitTimeout(SDL_cond * cond, SDL_mutex * mutex, Uint32 ms)

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"
@@ -34,7 +33,7 @@ SDL_SYS_CreateThread(SDL_Thread * thread, void *args)
}
void
SDL_SYS_SetupThread(void)
SDL_SYS_SetupThread(const char *name)
{
return;
}
@@ -45,6 +44,12 @@ SDL_ThreadID(void)
return (0);
}
int
SDL_SYS_SetThreadPriority(SDL_ThreadPriority priority)
{
return (0);
}
void
SDL_SYS_WaitThread(SDL_Thread * thread)
{

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"

View File

@@ -1,231 +0,0 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
#include "SDL_thread.h"
#include "SDL_timer.h"
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/ipc.h>
#include <sys/sem.h>
#include <errno.h>
#include "SDL_error.h"
#include "SDL_thread.h"
struct SDL_semaphore
{
int id;
};
/* Not defined by many operating systems, use configure to detect */
/*
#if !defined(HAVE_SEMUN)
union semun {
int val;
struct semid_ds *buf;
ushort *array;
};
#endif
*/
static struct sembuf op_trywait[2] = {
{0, -1, (IPC_NOWAIT | SEM_UNDO)} /* Decrement semaphore, no block */
};
static struct sembuf op_wait[2] = {
{0, -1, SEM_UNDO} /* Decrement semaphore */
};
static struct sembuf op_post[1] = {
{0, 1, (IPC_NOWAIT | SEM_UNDO)} /* Increment semaphore */
};
/* Create a blockable semaphore */
SDL_sem *
SDL_CreateSemaphore(Uint32 initial_value)
{
extern int _creating_thread_lock; /* SDL_threads.c */
SDL_sem *sem;
union semun init;
sem = (SDL_sem *) SDL_malloc(sizeof(*sem));
if (sem == NULL) {
SDL_OutOfMemory();
return (NULL);
}
sem->id = semget(IPC_PRIVATE, 1, (0600 | IPC_CREAT));
if (sem->id < 0) {
SDL_SetError("Couldn't create semaphore");
SDL_free(sem);
return (NULL);
}
init.val = initial_value; /* Initialize semaphore */
semctl(sem->id, 0, SETVAL, init);
return (sem);
}
void
SDL_DestroySemaphore(SDL_sem * sem)
{
if (sem) {
#ifdef __IRIX__
semctl(sem->id, 0, IPC_RMID);
#else
union semun dummy;
dummy.val = 0;
semctl(sem->id, 0, IPC_RMID, dummy);
#endif
SDL_free(sem);
}
}
int
SDL_SemTryWait(SDL_sem * sem)
{
int retval;
if (!sem) {
SDL_SetError("Passed a NULL semaphore");
return -1;
}
retval = 0;
tryagain:
if (semop(sem->id, op_trywait, 1) < 0) {
if (errno == EINTR) {
goto tryagain;
}
retval = SDL_MUTEX_TIMEDOUT;
}
return retval;
}
int
SDL_SemWait(SDL_sem * sem)
{
int retval;
if (!sem) {
SDL_SetError("Passed a NULL semaphore");
return -1;
}
retval = 0;
tryagain:
if (semop(sem->id, op_wait, 1) < 0) {
if (errno == EINTR) {
goto tryagain;
}
SDL_SetError("Semaphore operation error");
retval = -1;
}
return retval;
}
int
SDL_SemWaitTimeout(SDL_sem * sem, Uint32 timeout)
{
int retval;
if (!sem) {
SDL_SetError("Passed a NULL semaphore");
return -1;
}
/* Try the easy cases first */
if (timeout == 0) {
return SDL_SemTryWait(sem);
}
if (timeout == SDL_MUTEX_MAXWAIT) {
return SDL_SemWait(sem);
}
/* Ack! We have to busy wait... */
timeout += SDL_GetTicks();
do {
retval = SDL_SemTryWait(sem);
if (retval == 0) {
break;
}
SDL_Delay(1);
} while (SDL_GetTicks() < timeout);
return retval;
}
Uint32
SDL_SemValue(SDL_sem * sem)
{
int semval;
Uint32 value;
value = 0;
if (sem) {
tryagain:
#ifdef __IRIX__
semval = semctl(sem->id, 0, GETVAL);
#else
{
union semun arg;
arg.val = 0;
semval = semctl(sem->id, 0, GETVAL, arg);
}
#endif
if (semval < 0) {
if (errno == EINTR) {
goto tryagain;
}
} else {
value = (Uint32) semval;
}
}
return value;
}
int
SDL_SemPost(SDL_sem * sem)
{
int retval;
if (!sem) {
SDL_SetError("Passed a NULL semaphore");
return -1;
}
retval = 0;
tryagain:
if (semop(sem->id, op_post, 1) < 0) {
if (errno == EINTR) {
goto tryagain;
}
SDL_SetError("Semaphore operation error");
retval = -1;
}
return retval;
}
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,82 +0,0 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
/* IRIX thread management routines for SDL */
#include <errno.h>
#include <signal.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <sys/prctl.h>
#include "SDL_thread.h"
#include "../SDL_systhread.h"
static int sig_list[] = {
SIGHUP, SIGINT, SIGQUIT, SIGPIPE, SIGALRM, SIGTERM, SIGCLD, SIGWINCH,
SIGVTALRM, SIGPROF, 0
};
int
SDL_SYS_CreateThread(SDL_Thread * thread, void *args)
{
/* Create the thread and go! */
if (sproc(SDL_RunThread, PR_SALL, args) < 0) {
SDL_SetError("Not enough resources to create thread");
return (-1);
}
return (0);
}
void
SDL_SYS_SetupThread(void)
{
int i;
sigset_t mask;
/* Mask asynchronous signals for this thread */
sigemptyset(&mask);
for (i = 0; sig_list[i]; ++i) {
sigaddset(&mask, sig_list[i]);
}
sigprocmask(SIG_BLOCK, &mask, NULL);
}
SDL_threadID
SDL_ThreadID(void)
{
return ((SDL_threadID) getpid());
}
void
SDL_WaitThread(SDL_Thread * thread, int *status)
{
errno = 0;
while (errno != ECHILD) {
waitpid(thread->handle, NULL, 0);
}
}
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,28 +0,0 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
#include <sys/types.h>
typedef pid_t SYS_ThreadHandle;
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#ifdef SAVE_RCSID
@@ -227,3 +226,5 @@ SDL_CondWait(SDL_cond * cond, SDL_mutex * mutex)
{
return SDL_CondWaitTimeout(cond, mutex, SDL_MUTEX_MAXWAIT);
}
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#ifdef SAVE_RCSID

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#ifdef SAVE_RCSID
@@ -140,3 +139,5 @@ SDL_mutexV(SDL_mutex * mutex)
return 0;
#endif /* DISABLE_THREADS */
}
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#ifdef SAVE_RCSID

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#ifdef SAVE_RCSID
@@ -226,3 +225,5 @@ SDL_SemPost(SDL_sem * sem)
}
#endif /* DISABLE_THREADS */
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#ifdef SAVE_RCSID

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#ifdef SAVE_RCSID
@@ -29,7 +28,7 @@ static char rcsid =
#include "SDL_error.h"
#include "SDL_thread.h"
#include "SDL_systhread.h"
#include "../SDL_systhread.h"
int
SDL_SYS_CreateThread(SDL_Thread * thread, void *args)
@@ -39,7 +38,7 @@ SDL_SYS_CreateThread(SDL_Thread * thread, void *args)
}
void
SDL_SYS_SetupThread(void)
SDL_SYS_SetupThread(const char *name)
{
return;
}
@@ -56,8 +55,10 @@ SDL_SYS_WaitThread(SDL_Thread * thread)
return;
}
void
SDL_SYS_KillThread(SDL_Thread * thread)
int
SDL_SYS_SetThreadPriority(SDL_ThreadPriority priority)
{
return;
return (0);
}
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
/* Stub until we implement threads on this platform */

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"
@@ -28,7 +27,7 @@
#if !SDL_THREAD_PTHREAD_RECURSIVE_MUTEX && \
!SDL_THREAD_PTHREAD_RECURSIVE_MUTEX_NP
#define FAKE_RECURSIVE_MUTEX
#define FAKE_RECURSIVE_MUTEX 1
#endif
struct SDL_mutex

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"

View File

@@ -1,28 +1,29 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"
#include <errno.h>
#include <pthread.h>
#include <semaphore.h>
#include <sys/time.h>
#include "SDL_thread.h"
#include "SDL_timer.h"
@@ -102,6 +103,8 @@ int
SDL_SemWaitTimeout(SDL_sem * sem, Uint32 timeout)
{
int retval;
struct timeval now;
struct timespec ts_timeout;
if (!sem) {
SDL_SetError("Passed a NULL semaphore");
@@ -116,16 +119,34 @@ SDL_SemWaitTimeout(SDL_sem * sem, Uint32 timeout)
return SDL_SemWait(sem);
}
/* Ack! We have to busy wait... */
/* FIXME: Use sem_timedwait()? */
timeout += SDL_GetTicks();
/* Setup the timeout. sem_timedwait doesn't wait for
* a lapse of time, but until we reach a certain time.
* This time is now plus the timeout.
*/
gettimeofday(&now, NULL);
/* Add our timeout to current time */
now.tv_usec += (timeout % 1000) * 1000;
now.tv_sec += timeout / 1000;
/* Wrap the second if needed */
if ( now.tv_usec >= 1000000 ) {
now.tv_usec -= 1000000;
now.tv_sec ++;
}
/* Convert to timespec */
ts_timeout.tv_sec = now.tv_sec;
ts_timeout.tv_nsec = now.tv_usec * 1000;
/* Wait. */
do {
retval = SDL_SemTryWait(sem);
if (retval == 0) {
break;
}
SDL_Delay(1);
} while (SDL_GetTicks() < timeout);
retval = sem_timedwait(&sem->sem, &ts_timeout);
} while (retval < 0 && errno == EINTR);
if (retval < 0) {
SDL_SetError("sem_timedwait() failed");
}
return retval;
}

View File

@@ -1,29 +1,42 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"
#include <pthread.h>
#include <signal.h>
#if HAVE_PTHREAD_NP_H
#include <pthread_np.h>
#endif
#include <signal.h>
#ifdef __LINUX__
#include <sys/time.h>
#include <sys/resource.h>
#include <sys/syscall.h>
#include <unistd.h>
extern int pthread_setname_np (pthread_t __target_thread, __const char *__name) __THROW __nonnull ((2));
#endif
#include "SDL_platform.h"
#include "SDL_thread.h"
#include "../SDL_thread_c.h"
#include "../SDL_systhread.h"
@@ -34,20 +47,12 @@ static const int sig_list[] = {
SIGVTALRM, SIGPROF, 0
};
#ifdef __RISCOS__
/* RISC OS needs to know the main thread for
* it's timer and event processing. */
int riscos_using_threads = 0;
SDL_threadID riscos_main_thread = 0; /* Thread running events */
#endif
static void *
RunThread(void *data)
{
SDL_RunThread(data);
pthread_exit((void *) 0);
return ((void *) 0); /* Prevent compiler warning */
return NULL;
}
int
@@ -67,22 +72,27 @@ SDL_SYS_CreateThread(SDL_Thread * thread, void *args)
SDL_SetError("Not enough resources to create thread");
return (-1);
}
#ifdef __RISCOS__
if (riscos_using_threads == 0) {
riscos_using_threads = 1;
riscos_main_thread = SDL_ThreadID();
}
#endif
return (0);
}
void
SDL_SYS_SetupThread(void)
SDL_SYS_SetupThread(const char *name)
{
int i;
sigset_t mask;
if (name != NULL) {
#if ( (__MACOSX__ && (MAC_OS_X_VERSION_MAX_ALLOWED >= 1060)) || \
(__IPHONEOS__ && (__IPHONE_OS_VERSION_MAX_ALLOWED >= 30200)) )
if (pthread_setname_np != NULL) { pthread_setname_np(name); }
#elif HAVE_PTHREAD_SETNAME_NP
pthread_setname_np(pthread_self(), name);
#elif HAVE_PTHREAD_SET_NAME_NP
pthread_set_name_np(pthread_self(), name);
#endif
}
/* Mask asynchronous signals for this thread */
sigemptyset(&mask);
for (i = 0; sig_list[i]; ++i) {
@@ -105,6 +115,53 @@ SDL_ThreadID(void)
return ((SDL_threadID) pthread_self());
}
int
SDL_SYS_SetThreadPriority(SDL_ThreadPriority priority)
{
#ifdef __LINUX__
int value;
if (priority == SDL_THREAD_PRIORITY_LOW) {
value = 19;
} else if (priority == SDL_THREAD_PRIORITY_HIGH) {
value = -20;
} else {
value = 0;
}
if (setpriority(PRIO_PROCESS, syscall(SYS_gettid), value) < 0) {
/* Note that this fails if you're trying to set high priority
and you don't have root permission. BUT DON'T RUN AS ROOT!
*/
SDL_SetError("setpriority() failed");
return -1;
}
return 0;
#else
struct sched_param sched;
int policy;
pthread_t thread = pthread_self();
if (pthread_getschedparam(thread, &policy, &sched) < 0) {
SDL_SetError("pthread_getschedparam() failed");
return -1;
}
if (priority == SDL_THREAD_PRIORITY_LOW) {
sched.sched_priority = sched_get_priority_min(policy);
} else if (priority == SDL_THREAD_PRIORITY_HIGH) {
sched.sched_priority = sched_get_priority_max(policy);
} else {
int min_priority = sched_get_priority_min(policy);
int max_priority = sched_get_priority_max(policy);
sched.sched_priority = (min_priority + (max_priority - min_priority) / 2);
}
if (pthread_setschedparam(thread, policy, &sched) < 0) {
SDL_SetError("pthread_setschedparam() failed");
return -1;
}
return 0;
#endif /* linux */
}
void
SDL_SYS_WaitThread(SDL_Thread * thread)
{

View File

@@ -1,23 +1,22 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"

View File

@@ -1,167 +0,0 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
/* RISC OS implementations uses pthreads based on linux code */
#if SDL_THREADS_DISABLED
#include "../generic/SDL_syscond.c"
#else
#include <sys/time.h>
#include <unistd.h>
#include <pthread.h>
#include "SDL_thread.h"
#include "SDL_sysmutex_c.h"
struct SDL_cond
{
pthread_cond_t cond;
};
/* Create a condition variable */
SDL_cond *
SDL_CreateCond(void)
{
SDL_cond *cond;
cond = (SDL_cond *) SDL_malloc(sizeof(SDL_cond));
if (cond) {
if (pthread_cond_init(&cond->cond, NULL) < 0) {
SDL_SetError("pthread_cond_init() failed");
SDL_free(cond);
cond = NULL;
}
}
return (cond);
}
/* Destroy a condition variable */
void
SDL_DestroyCond(SDL_cond * cond)
{
if (cond) {
pthread_cond_destroy(&cond->cond);
SDL_free(cond);
}
}
/* Restart one of the threads that are waiting on the condition variable */
int
SDL_CondSignal(SDL_cond * cond)
{
int retval;
if (!cond) {
SDL_SetError("Passed a NULL condition variable");
return -1;
}
retval = 0;
if (pthread_cond_signal(&cond->cond) != 0) {
SDL_SetError("pthread_cond_signal() failed");
retval = -1;
}
return retval;
}
/* Restart all threads that are waiting on the condition variable */
int
SDL_CondBroadcast(SDL_cond * cond)
{
int retval;
if (!cond) {
SDL_SetError("Passed a NULL condition variable");
return -1;
}
retval = 0;
if (pthread_cond_broadcast(&cond->cond) != 0) {
SDL_SetError("pthread_cond_broadcast() failed");
retval = -1;
}
return retval;
}
int
SDL_CondWaitTimeout(SDL_cond * cond, SDL_mutex * mutex, Uint32 ms)
{
int retval;
struct timeval delta;
struct timespec abstime;
if (!cond) {
SDL_SetError("Passed a NULL condition variable");
return -1;
}
gettimeofday(&delta, NULL);
abstime.tv_sec = delta.tv_sec + (ms / 1000);
abstime.tv_nsec = (delta.tv_usec + (ms % 1000) * 1000) * 1000;
if (abstime.tv_nsec > 1000000000) {
abstime.tv_sec += 1;
abstime.tv_nsec -= 1000000000;
}
tryagain:
retval = pthread_cond_timedwait(&cond->cond, &mutex->id, &abstime);
switch (retval) {
case EINTR:
goto tryagain;
break;
case ETIMEDOUT:
retval = SDL_MUTEX_TIMEDOUT;
break;
case 0:
break;
default:
SDL_SetError("pthread_cond_timedwait() failed");
retval = -1;
break;
}
return retval;
}
/* Wait on the condition variable, unlocking the provided mutex.
The mutex must be locked before entering this function!
*/
int
SDL_CondWait(SDL_cond * cond, SDL_mutex * mutex)
{
int retval;
if (!cond) {
SDL_SetError("Passed a NULL condition variable");
return -1;
}
retval = 0;
if (pthread_cond_wait(&cond->cond, &mutex->id) != 0) {
SDL_SetError("pthread_cond_wait() failed");
retval = -1;
}
return retval;
}
#endif
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,159 +0,0 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
/* RISC OS implementations uses pthreads based on linux code */
#include "SDL_thread.h"
#if SDL_THREADS_DISABLED
#include "../generic/SDL_sysmutex.c"
#else
#include <pthread.h>
struct SDL_mutex
{
pthread_mutex_t id;
#if SDL_THREAD_PTHREAD_NO_RECURSIVE_MUTEX
int recursive;
pthread_t owner;
#endif
};
SDL_mutex *
SDL_CreateMutex(void)
{
SDL_mutex *mutex;
pthread_mutexattr_t attr;
/* Allocate the structure */
mutex = (SDL_mutex *) SDL_calloc(1, sizeof(*mutex));
if (mutex) {
pthread_mutexattr_init(&attr);
#if SDL_THREAD_PTHREAD_NO_RECURSIVE_MUTEX
/* No extra attributes necessary */
#else
pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
#endif /* SDL_THREAD_PTHREAD_NO_RECURSIVE_MUTEX */
if (pthread_mutex_init(&mutex->id, &attr) != 0) {
SDL_SetError("pthread_mutex_init() failed");
SDL_free(mutex);
mutex = NULL;
}
} else {
SDL_OutOfMemory();
}
return (mutex);
}
void
SDL_DestroyMutex(SDL_mutex * mutex)
{
if (mutex) {
pthread_mutex_destroy(&mutex->id);
SDL_free(mutex);
}
}
/* Lock the mutex */
int
SDL_mutexP(SDL_mutex * mutex)
{
int retval;
#if SDL_THREAD_PTHREAD_NO_RECURSIVE_MUTEX
pthread_t this_thread;
#endif
if (mutex == NULL) {
SDL_SetError("Passed a NULL mutex");
return -1;
}
retval = 0;
#if SDL_THREAD_PTHREAD_NO_RECURSIVE_MUTEX
this_thread = pthread_self();
if (mutex->owner == this_thread) {
++mutex->recursive;
} else {
/* The order of operations is important.
We set the locking thread id after we obtain the lock
so unlocks from other threads will fail.
*/
if (pthread_mutex_lock(&mutex->id) == 0) {
mutex->owner = this_thread;
mutex->recursive = 0;
} else {
SDL_SetError("pthread_mutex_lock() failed");
retval = -1;
}
}
#else
if (pthread_mutex_lock(&mutex->id) < 0) {
SDL_SetError("pthread_mutex_lock() failed");
retval = -1;
}
#endif
return retval;
}
int
SDL_mutexV(SDL_mutex * mutex)
{
int retval;
if (mutex == NULL) {
SDL_SetError("Passed a NULL mutex");
return -1;
}
retval = 0;
#if SDL_THREAD_PTHREAD_NO_RECURSIVE_MUTEX
/* We can only unlock the mutex if we own it */
if (pthread_self() == mutex->owner) {
if (mutex->recursive) {
--mutex->recursive;
} else {
/* The order of operations is important.
First reset the owner so another thread doesn't lock
the mutex and set the ownership before we reset it,
then release the lock semaphore.
*/
mutex->owner = 0;
pthread_mutex_unlock(&mutex->id);
}
} else {
SDL_SetError("mutex not owned by this thread");
retval = -1;
}
#else
if (pthread_mutex_unlock(&mutex->id) < 0) {
SDL_SetError("pthread_mutex_unlock() failed");
retval = -1;
}
#endif /* SDL_THREAD_PTHREAD_NO_RECURSIVE_MUTEX */
return retval;
}
#endif
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,36 +0,0 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
#ifndef _SDL_mutex_c_h
#define _SDL_mutex_c_h
#if !SDL_THREADS_DISABLED
struct SDL_mutex
{
pthread_mutex_t id;
};
#endif
#endif /* _SDL_mutex_c_h */
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,216 +0,0 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
/* RISC OS semiphores based on linux code */
#include "SDL_timer.h"
#include "SDL_thread.h"
#include "SDL_systhread_c.h"
#if !SDL_THREADS_DISABLED
SDL_sem *
SDL_CreateSemaphore(Uint32 initial_value)
{
SDL_SetError("SDL not configured with thread support");
return (SDL_sem *) 0;
}
void
SDL_DestroySemaphore(SDL_sem * sem)
{
return;
}
int
SDL_SemTryWait(SDL_sem * sem)
{
SDL_SetError("SDL not configured with thread support");
return -1;
}
int
SDL_SemWaitTimeout(SDL_sem * sem, Uint32 timeout)
{
SDL_SetError("SDL not configured with thread support");
return -1;
}
int
SDL_SemWait(SDL_sem * sem)
{
SDL_SetError("SDL not configured with thread support");
return -1;
}
Uint32
SDL_SemValue(SDL_sem * sem)
{
return 0;
}
int
SDL_SemPost(SDL_sem * sem)
{
SDL_SetError("SDL not configured with thread support");
return -1;
}
#else
#include <unistd.h> /* For getpid() */
#include <pthread.h>
#include <semaphore.h>
struct SDL_semaphore
{
sem_t *sem;
sem_t sem_data;
};
/* Create a semaphore, initialized with value */
SDL_sem *
SDL_CreateSemaphore(Uint32 initial_value)
{
SDL_sem *sem = (SDL_sem *) SDL_malloc(sizeof(SDL_sem));
if (sem) {
if (sem_init(&sem->sem_data, 0, initial_value) < 0) {
SDL_SetError("sem_init() failed");
SDL_free(sem);
sem = NULL;
} else {
sem->sem = &sem->sem_data;
}
} else {
SDL_OutOfMemory();
}
return sem;
}
void
SDL_DestroySemaphore(SDL_sem * sem)
{
if (sem) {
sem_destroy(sem->sem);
SDL_free(sem);
}
}
int
SDL_SemTryWait(SDL_sem * sem)
{
int retval;
if (!sem) {
SDL_SetError("Passed a NULL semaphore");
return -1;
}
retval = SDL_MUTEX_TIMEDOUT;
if (sem_trywait(sem->sem) == 0) {
retval = 0;
}
return retval;
}
int
SDL_SemWait(SDL_sem * sem)
{
int retval;
if (!sem) {
SDL_SetError("Passed a NULL semaphore");
return -1;
}
retval = sem_wait(sem->sem);
if (retval < 0) {
SDL_SetError("sem_wait() failed");
}
return retval;
}
int
SDL_SemWaitTimeout(SDL_sem * sem, Uint32 timeout)
{
int retval;
if (!sem) {
SDL_SetError("Passed a NULL semaphore");
return -1;
}
/* Try the easy cases first */
if (timeout == 0) {
return SDL_SemTryWait(sem);
}
if (timeout == SDL_MUTEX_MAXWAIT) {
return SDL_SemWait(sem);
}
/* Ack! We have to busy wait... */
timeout += SDL_GetTicks();
do {
retval = SDL_SemTryWait(sem);
if (retval == 0) {
break;
}
SDL_Delay(1);
} while (SDL_GetTicks() < timeout);
return retval;
}
Uint32
SDL_SemValue(SDL_sem * sem)
{
int ret = 0;
if (sem) {
sem_getvalue(sem->sem, &ret);
if (ret < 0) {
ret = 0;
}
}
return (Uint32) ret;
}
int
SDL_SemPost(SDL_sem * sem)
{
int retval;
if (!sem) {
SDL_SetError("Passed a NULL semaphore");
return -1;
}
retval = sem_post(sem->sem);
if (retval < 0) {
SDL_SetError("sem_post() failed");
}
return retval;
}
#endif /* !SDL_THREADS_DISABLED */
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,141 +0,0 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
/* RISC OS version based on pthreads linux source */
#include "SDL_thread.h"
#include "../SDL_systhread.h"
#if SDL_THREADS_DISABLED
int
SDL_SYS_CreateThread(SDL_Thread * thread, void *args)
{
SDL_SetError
("Threads have not been compiled into this version of the library");
return (-1);
}
void
SDL_SYS_SetupThread(void)
{
return;
}
SDL_threadID
SDL_ThreadID(void)
{
return (0);
}
void
SDL_SYS_WaitThread(SDL_Thread * thread)
{
return;
}
#else
#include <signal.h>
/* List of signals to mask in the subthreads */
static int sig_list[] = {
SIGHUP, SIGINT, SIGQUIT, SIGPIPE, SIGALRM, SIGTERM, SIGCHLD, SIGWINCH,
SIGVTALRM, SIGPROF, 0
};
#include <pthread.h>
int riscos_using_threads = 0;
Uint32 riscos_main_thread = 0; /* Thread running events */
static void *
RunThread(void *data)
{
SDL_RunThread(data);
pthread_exit((void *) 0);
return ((void *) 0); /* Prevent compiler warning */
}
int
SDL_SYS_CreateThread(SDL_Thread * thread, void *args)
{
pthread_attr_t type;
/* Set the thread attributes */
if (pthread_attr_init(&type) != 0) {
SDL_SetError("Couldn't initialize pthread attributes");
return (-1);
}
pthread_attr_setdetachstate(&type, PTHREAD_CREATE_JOINABLE);
/* Create the thread and go! */
if (pthread_create(&thread->handle, &type, RunThread, args) != 0) {
SDL_SetError("Not enough resources to create thread");
return (-1);
}
if (riscos_using_threads == 0) {
riscos_using_threads = 1;
riscos_main_thread = SDL_ThreadID();
}
return (0);
}
void
SDL_SYS_SetupThread(void)
{
int i;
sigset_t mask;
/* Mask asynchronous signals for this thread */
sigemptyset(&mask);
for (i = 0; sig_list[i]; ++i) {
sigaddset(&mask, sig_list[i]);
}
pthread_sigmask(SIG_BLOCK, &mask, 0);
#ifdef PTHREAD_CANCEL_ASYNCHRONOUS
/* Allow ourselves to be asynchronously cancelled */
{
int oldstate;
pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, &oldstate);
}
#endif
}
Uint32
SDL_ThreadID(void)
{
return ((Uint32) pthread_self());
}
void
SDL_SYS_WaitThread(SDL_Thread * thread)
{
pthread_join(thread->handle, 0);
}
#endif
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,36 +0,0 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
#if SDL_THREADS_DISABLED
typedef int SYS_ThreadHandle;
#else
#include <pthread.h>
typedef pthread_t SYS_ThreadHandle;
#endif
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,102 +0,0 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
/* Mutex functions using the Win32 API */
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include "SDL_mutex.h"
struct SDL_mutex
{
HANDLE id;
};
/* Create a mutex */
SDL_mutex *
SDL_CreateMutex(void)
{
SDL_mutex *mutex;
/* Allocate mutex memory */
mutex = (SDL_mutex *) SDL_malloc(sizeof(*mutex));
if (mutex) {
/* Create the mutex, with initial value signaled */
mutex->id = CreateMutex(NULL, FALSE, NULL);
if (!mutex->id) {
SDL_SetError("Couldn't create mutex");
SDL_free(mutex);
mutex = NULL;
}
} else {
SDL_OutOfMemory();
}
return (mutex);
}
/* Free the mutex */
void
SDL_DestroyMutex(SDL_mutex * mutex)
{
if (mutex) {
if (mutex->id) {
CloseHandle(mutex->id);
mutex->id = 0;
}
SDL_free(mutex);
}
}
/* Lock the mutex */
int
SDL_mutexP(SDL_mutex * mutex)
{
if (mutex == NULL) {
SDL_SetError("Passed a NULL mutex");
return -1;
}
if (WaitForSingleObject(mutex->id, INFINITE) == WAIT_FAILED) {
SDL_SetError("Couldn't wait on mutex");
return -1;
}
return (0);
}
/* Unlock the mutex */
int
SDL_mutexV(SDL_mutex * mutex)
{
if (mutex == NULL) {
SDL_SetError("Passed a NULL mutex");
return -1;
}
if (ReleaseMutex(mutex->id) == FALSE) {
SDL_SetError("Couldn't release mutex");
return -1;
}
return (0);
}
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,167 +0,0 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
/* Win32 thread management routines for SDL */
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include "SDL_thread.h"
#include "../SDL_thread_c.h"
#include "../SDL_systhread.h"
#ifndef SDL_PASSED_BEGINTHREAD_ENDTHREAD
#ifndef _WIN32_WCE
/* We'll use the C library from this DLL */
#include <process.h>
#endif
#if __GNUC__
typedef uintptr_t (__cdecl * pfnSDL_CurrentBeginThread) (void *, unsigned,
unsigned
(__stdcall *
func) (void *),
void *arg,
unsigned,
unsigned
*threadID);
typedef void (__cdecl * pfnSDL_CurrentEndThread) (unsigned code);
#elif defined(__WATCOMC__)
/* This is for Watcom targets except OS2 */
#if __WATCOMC__ < 1240
#define __watcall
#endif
typedef unsigned long (__watcall * pfnSDL_CurrentBeginThread) (void *,
unsigned,
unsigned
(__stdcall *
func) (void
*),
void *arg,
unsigned,
unsigned
*threadID);
typedef void (__watcall * pfnSDL_CurrentEndThread) (unsigned code);
#else
typedef uintptr_t(__cdecl * pfnSDL_CurrentBeginThread) (void *, unsigned,
unsigned (__stdcall *
func) (void
*),
void *arg, unsigned,
unsigned *threadID);
typedef void (__cdecl * pfnSDL_CurrentEndThread) (unsigned code);
#endif
#endif /* !SDL_PASSED_BEGINTHREAD_ENDTHREAD */
typedef struct ThreadStartParms
{
void *args;
pfnSDL_CurrentEndThread pfnCurrentEndThread;
} tThreadStartParms, *pThreadStartParms;
static DWORD __stdcall
RunThread(void *data)
{
pThreadStartParms pThreadParms = (pThreadStartParms) data;
pfnSDL_CurrentEndThread pfnCurrentEndThread = NULL;
// Call the thread function!
SDL_RunThread(pThreadParms->args);
// Get the current endthread we have to use!
if (pThreadParms) {
pfnCurrentEndThread = pThreadParms->pfnCurrentEndThread;
SDL_free(pThreadParms);
}
// Call endthread!
if (pfnCurrentEndThread)
(*pfnCurrentEndThread) (0);
return (0);
}
#ifdef SDL_PASSED_BEGINTHREAD_ENDTHREAD
int
SDL_SYS_CreateThread(SDL_Thread * thread, void *args,
pfnSDL_CurrentBeginThread pfnBeginThread,
pfnSDL_CurrentEndThread pfnEndThread)
{
#else
int
SDL_SYS_CreateThread(SDL_Thread * thread, void *args)
{
#ifdef _WIN32_WCE
pfnSDL_CurrentBeginThread pfnBeginThread = NULL;
pfnSDL_CurrentEndThread pfnEndThread = NULL;
#else
pfnSDL_CurrentBeginThread pfnBeginThread = _beginthreadex;
pfnSDL_CurrentEndThread pfnEndThread = _endthreadex;
#endif
#endif /* SDL_PASSED_BEGINTHREAD_ENDTHREAD */
unsigned threadid;
pThreadStartParms pThreadParms =
(pThreadStartParms) SDL_malloc(sizeof(tThreadStartParms));
if (!pThreadParms) {
SDL_OutOfMemory();
return (-1);
}
// Save the function which we will have to call to clear the RTL of calling app!
pThreadParms->pfnCurrentEndThread = pfnEndThread;
// Also save the real parameters we have to pass to thread function
pThreadParms->args = args;
if (pfnBeginThread) {
thread->handle =
(SYS_ThreadHandle) pfnBeginThread(NULL, 0, RunThread,
pThreadParms, 0, &threadid);
} else {
thread->handle =
CreateThread(NULL, 0, RunThread, pThreadParms, 0, &threadid);
}
if (thread->handle == NULL) {
SDL_SetError("Not enough resources to create thread");
return (-1);
}
return (0);
}
void
SDL_SYS_SetupThread(void)
{
return;
}
SDL_threadID
SDL_ThreadID(void)
{
return ((SDL_threadID) GetCurrentThreadId());
}
void
SDL_SYS_WaitThread(SDL_Thread * thread)
{
WaitForSingleObject(thread->handle, INFINITE);
CloseHandle(thread->handle);
}
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,29 +0,0 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
*/
#include "SDL_config.h"
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
typedef HANDLE SYS_ThreadHandle;
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -0,0 +1,97 @@
/*
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.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.
*/
#include "SDL_config.h"
#if SDL_THREAD_WINDOWS
/* Mutex functions using the Win32 API */
#include "../../core/windows/SDL_windows.h"
#include "SDL_mutex.h"
struct SDL_mutex
{
CRITICAL_SECTION cs;
};
/* Create a mutex */
SDL_mutex *
SDL_CreateMutex(void)
{
SDL_mutex *mutex;
/* Allocate mutex memory */
mutex = (SDL_mutex *) SDL_malloc(sizeof(*mutex));
if (mutex) {
/* Initialize */
#ifdef _WIN32_WCE
InitializeCriticalSection(&mutex->cs);
#else
/* On SMP systems, a non-zero spin count generally helps performance */
InitializeCriticalSectionAndSpinCount(&mutex->cs, 2000);
#endif
} else {
SDL_OutOfMemory();
}
return (mutex);
}
/* Free the mutex */
void
SDL_DestroyMutex(SDL_mutex * mutex)
{
if (mutex) {
DeleteCriticalSection(&mutex->cs);
SDL_free(mutex);
}
}
/* Lock the mutex */
int
SDL_mutexP(SDL_mutex * mutex)
{
if (mutex == NULL) {
SDL_SetError("Passed a NULL mutex");
return -1;
}
EnterCriticalSection(&mutex->cs);
return (0);
}
/* Unlock the mutex */
int
SDL_mutexV(SDL_mutex * mutex)
{
if (mutex == NULL) {
SDL_SetError("Passed a NULL mutex");
return -1;
}
LeaveCriticalSection(&mutex->cs);
return (0);
}
#endif /* SDL_THREAD_WINDOWS */
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -1,30 +1,30 @@
/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2010 Sam Lantinga
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
This library 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 Foundation; either
version 2.1 of the License, or (at your option) any later version.
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.
This library 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
Lesser General Public License for more details.
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:
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Sam Lantinga
slouken@libsdl.org
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.
*/
#include "SDL_config.h"
#if SDL_THREAD_WINDOWS
/* Semaphore functions using the Win32 API */
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include "../../core/windows/SDL_windows.h"
#include "SDL_thread.h"
#if defined(_WIN32_WCE) && (_WIN32_WCE < 300)
@@ -39,7 +39,7 @@ struct SDL_semaphore
#else
HANDLE id;
#endif
LONG volatile count;
LONG count;
};
@@ -171,4 +171,6 @@ SDL_SemPost(SDL_sem * sem)
return 0;
}
#endif /* SDL_THREAD_WINDOWS */
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -0,0 +1,223 @@
/*
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.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.
*/
#include "SDL_config.h"
#if SDL_THREAD_WINDOWS
/* Win32 thread management routines for SDL */
#include "SDL_thread.h"
#include "../SDL_thread_c.h"
#include "../SDL_systhread.h"
#include "SDL_systhread_c.h"
#ifndef SDL_PASSED_BEGINTHREAD_ENDTHREAD
#ifndef _WIN32_WCE
/* We'll use the C library from this DLL */
#include <process.h>
#endif
/* Cygwin gcc-3 ... MingW64 (even with a i386 host) does this like MSVC. */
#if (defined(__MINGW32__) && (__GNUC__ < 4))
typedef unsigned long (__cdecl *pfnSDL_CurrentBeginThread) (void *, unsigned,
unsigned (__stdcall *func)(void *), void *arg,
unsigned, unsigned *threadID);
typedef void (__cdecl *pfnSDL_CurrentEndThread)(unsigned code);
#elif defined(__WATCOMC__)
/* This is for Watcom targets except OS2 */
#if __WATCOMC__ < 1240
#define __watcall
#endif
typedef unsigned long (__watcall * pfnSDL_CurrentBeginThread) (void *,
unsigned,
unsigned
(__stdcall *
func) (void
*),
void *arg,
unsigned,
unsigned
*threadID);
typedef void (__watcall * pfnSDL_CurrentEndThread) (unsigned code);
#else
typedef uintptr_t(__cdecl * pfnSDL_CurrentBeginThread) (void *, unsigned,
unsigned (__stdcall *
func) (void
*),
void *arg, unsigned,
unsigned *threadID);
typedef void (__cdecl * pfnSDL_CurrentEndThread) (unsigned code);
#endif
#endif /* !SDL_PASSED_BEGINTHREAD_ENDTHREAD */
typedef struct ThreadStartParms
{
void *args;
pfnSDL_CurrentEndThread pfnCurrentEndThread;
} tThreadStartParms, *pThreadStartParms;
static DWORD
RunThread(void *data)
{
pThreadStartParms pThreadParms = (pThreadStartParms) data;
pfnSDL_CurrentEndThread pfnEndThread = pThreadParms->pfnCurrentEndThread;
void *args = pThreadParms->args;
SDL_free(pThreadParms);
SDL_RunThread(args);
if (pfnEndThread != NULL)
pfnEndThread(0);
return (0);
}
static DWORD WINAPI
RunThreadViaCreateThread(LPVOID data)
{
return RunThread(data);
}
static unsigned __stdcall
RunThreadViaBeginThreadEx(void *data)
{
return (unsigned) RunThread(data);
}
#ifdef SDL_PASSED_BEGINTHREAD_ENDTHREAD
int
SDL_SYS_CreateThread(SDL_Thread * thread, void *args,
pfnSDL_CurrentBeginThread pfnBeginThread,
pfnSDL_CurrentEndThread pfnEndThread)
{
#else
int
SDL_SYS_CreateThread(SDL_Thread * thread, void *args)
{
#ifdef _WIN32_WCE
pfnSDL_CurrentBeginThread pfnBeginThread = NULL;
pfnSDL_CurrentEndThread pfnEndThread = NULL;
#else
pfnSDL_CurrentBeginThread pfnBeginThread = _beginthreadex;
pfnSDL_CurrentEndThread pfnEndThread = _endthreadex;
#endif
#endif /* SDL_PASSED_BEGINTHREAD_ENDTHREAD */
pThreadStartParms pThreadParms =
(pThreadStartParms) SDL_malloc(sizeof(tThreadStartParms));
if (!pThreadParms) {
SDL_OutOfMemory();
return (-1);
}
// Save the function which we will have to call to clear the RTL of calling app!
pThreadParms->pfnCurrentEndThread = pfnEndThread;
// Also save the real parameters we have to pass to thread function
pThreadParms->args = args;
if (pfnBeginThread) {
unsigned threadid = 0;
thread->handle = (SYS_ThreadHandle)
((size_t) pfnBeginThread(NULL, 0, RunThreadViaBeginThreadEx,
pThreadParms, 0, &threadid));
} else {
DWORD threadid = 0;
thread->handle = CreateThread(NULL, 0, RunThreadViaCreateThread,
pThreadParms, 0, &threadid);
}
if (thread->handle == NULL) {
SDL_SetError("Not enough resources to create thread");
return (-1);
}
return (0);
}
#ifdef _MSC_VER
#pragma pack(push,8)
typedef struct tagTHREADNAME_INFO
{
DWORD dwType; /* must be 0x1000 */
LPCSTR szName; /* pointer to name (in user addr space) */
DWORD dwThreadID; /* thread ID (-1=caller thread) */
DWORD dwFlags; /* reserved for future use, must be zero */
} THREADNAME_INFO;
#pragma pack(pop)
#endif
void
SDL_SYS_SetupThread(const char *name)
{
if (name != NULL) {
#if 0 /* !!! FIXME: __except needs C runtime, which we don't link against. */
#ifdef _MSC_VER /* !!! FIXME: can we do SEH on other compilers yet? */
/* This magic tells the debugger to name a thread if it's listening. */
THREADNAME_INFO inf;
inf.dwType = 0x1000;
inf.szName = name;
inf.dwThreadID = (DWORD) -1;
inf.dwFlags = 0;
__try
{
RaiseException(0x406D1388, 0, sizeof(inf)/sizeof(DWORD), (DWORD*)&inf);
}
__except(EXCEPTION_CONTINUE_EXECUTION)
{
/* The program itself should ignore this bogus exception. */
}
#endif
#endif
}
}
SDL_threadID
SDL_ThreadID(void)
{
return ((SDL_threadID) GetCurrentThreadId());
}
int
SDL_SYS_SetThreadPriority(SDL_ThreadPriority priority)
{
int value;
if (priority == SDL_THREAD_PRIORITY_LOW) {
value = THREAD_PRIORITY_LOWEST;
} else if (priority == SDL_THREAD_PRIORITY_HIGH) {
value = THREAD_PRIORITY_HIGHEST;
} else {
value = THREAD_PRIORITY_NORMAL;
}
if (!SetThreadPriority(GetCurrentThread(), value)) {
WIN_SetError("SetThreadPriority()");
return -1;
}
return 0;
}
void
SDL_SYS_WaitThread(SDL_Thread * thread)
{
WaitForSingleObject(thread->handle, INFINITE);
CloseHandle(thread->handle);
}
#endif /* SDL_THREAD_WINDOWS */
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -0,0 +1,32 @@
/*
Simple DirectMedia Layer
Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.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.
*/
#include "SDL_config.h"
#ifndef _SDL_systhread_c_h
#define _SDL_systhread_c_h
#include "../../core/windows/SDL_windows.h"
typedef HANDLE SYS_ThreadHandle;
#endif /* _SDL_systhread_c_h */
/* vi: set ts=4 sw=4 expandtab: */

View File

@@ -26,10 +26,13 @@
6. The wait function emulates WaitForSingleObject only. An emulation of
WaitForMultipleObjects is much harder to implement outside the kernel,
and it is not clear how to handle a mixture of WCE semaphores and normal
events and mutexes. */
events and mutexes.
*/
#include "SDL_config.h"
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#if SDL_THREAD_WINDOWS
#include "../../core/windows/SDL_windows.h"
#include "win_ce_semaphore.h"
@@ -225,4 +228,6 @@ CleanUp(SYNCHHANDLE hSynch, DWORD Flags)
return hSynch;
}
#endif /* SDL_THREAD_WINDOWS */
/* vi: set ts=4 sw=4 expandtab: */