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pineappleEA
2022-07-15 04:00:50 +02:00
parent 5c0ee5eba6
commit 0e7aef7e36
1173 changed files with 55320 additions and 18881 deletions
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123
externals/SDL/src/thread/ngage/SDL_sysmutex.cpp vendored Executable file
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/*
Simple DirectMedia Layer
Copyright (C) 1997-2022 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_internal.h"
/* An implementation of mutexes using the Symbian API. */
#include <e32std.h>
#include "SDL_thread.h"
#include "SDL_systhread_c.h"
struct SDL_mutex
{
TInt handle;
};
extern TInt CreateUnique(TInt (*aFunc)(const TDesC& aName, TAny*, TAny*), TAny*, TAny*);
static TInt NewMutex(const TDesC& aName, TAny* aPtr1, TAny*)
{
return ((RMutex*)aPtr1)->CreateGlobal(aName);
}
/* Create a mutex */
SDL_mutex *
SDL_CreateMutex(void)
{
RMutex rmutex;
TInt status = CreateUnique(NewMutex, &rmutex, NULL);
if(status != KErrNone)
{
SDL_SetError("Couldn't create mutex.");
}
SDL_mutex* mutex = new /*(ELeave)*/ SDL_mutex;
mutex->handle = rmutex.Handle();
return(mutex);
}
/* Free the mutex */
void
SDL_DestroyMutex(SDL_mutex * mutex)
{
if (mutex)
{
RMutex rmutex;
rmutex.SetHandle(mutex->handle);
rmutex.Signal();
rmutex.Close();
delete(mutex);
mutex = NULL;
}
}
/* Try to lock the mutex */
#if 0
int
SDL_TryLockMutex(SDL_mutex * mutex)
{
if (mutex == NULL)
{
SDL_SetError("Passed a NULL mutex.");
return -1;
}
// Not yet implemented.
return 0;
}
#endif
/* Lock the mutex */
int
SDL_LockMutex(SDL_mutex * mutex)
{
if (mutex == NULL)
{
SDL_SetError("Passed a NULL mutex.");
return -1;
}
RMutex rmutex;
rmutex.SetHandle(mutex->handle);
rmutex.Wait();
return(0);
}
/* Unlock the mutex */
int
SDL_UnlockMutex(SDL_mutex * mutex)
{
if ( mutex == NULL )
{
SDL_SetError("Passed a NULL mutex.");
return -1;
}
RMutex rmutex;
rmutex.SetHandle(mutex->handle);
rmutex.Signal();
return(0);
}
/* vi: set ts=4 sw=4 expandtab: */

195
externals/SDL/src/thread/ngage/SDL_syssem.cpp vendored Executable file
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/*
Simple DirectMedia Layer
Copyright (C) 1997-2022 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_internal.h"
/* An implementation of semaphores using the Symbian API. */
#include <e32std.h>
#include "SDL_error.h"
#include "SDL_thread.h"
#define SDL_MUTEX_TIMEOUT -2
struct SDL_semaphore
{
TInt handle;
TInt count;
};
struct TInfo
{
TInfo(TInt aTime, TInt aHandle) :
iTime(aTime), iHandle(aHandle), iVal(0) {}
TInt iTime;
TInt iHandle;
TInt iVal;
};
extern TInt CreateUnique(TInt (*aFunc)(const TDesC& aName, TAny*, TAny*), TAny*, TAny*);
static TBool RunThread(TAny* aInfo)
{
TInfo* info = STATIC_CAST(TInfo*, aInfo);
User::After(info->iTime);
RSemaphore sema;
sema.SetHandle(info->iHandle);
sema.Signal();
info->iVal = SDL_MUTEX_TIMEOUT;
return 0;
}
static TInt
NewThread(const TDesC& aName, TAny* aPtr1, TAny* aPtr2)
{
return ((RThread*)(aPtr1))->Create
(aName,
RunThread,
KDefaultStackSize,
NULL,
aPtr2);
}
static TInt NewSema(const TDesC& aName, TAny* aPtr1, TAny* aPtr2)
{
TInt value = *((TInt*) aPtr2);
return ((RSemaphore*)aPtr1)->CreateGlobal(aName, value);
}
static void WaitAll(SDL_sem *sem)
{
RSemaphore sema;
sema.SetHandle(sem->handle);
sema.Wait();
while(sem->count < 0)
{
sema.Wait();
}
}
SDL_sem *
SDL_CreateSemaphore(Uint32 initial_value)
{
RSemaphore s;
TInt status = CreateUnique(NewSema, &s, &initial_value);
if(status != KErrNone)
{
SDL_SetError("Couldn't create semaphore");
}
SDL_semaphore* sem = new /*(ELeave)*/ SDL_semaphore;
sem->handle = s.Handle();
sem->count = initial_value;
return(sem);
}
void
SDL_DestroySemaphore(SDL_sem * sem)
{
if (sem)
{
RSemaphore sema;
sema.SetHandle(sem->handle);
sema.Signal(sema.Count());
sema.Close();
delete sem;
sem = NULL;
}
}
int
SDL_SemWaitTimeout(SDL_sem * sem, Uint32 timeout)
{
if (! sem)
{
SDL_SetError("Passed a NULL sem");
return -1;
}
if (timeout == SDL_MUTEX_MAXWAIT)
{
WaitAll(sem);
return SDL_MUTEX_MAXWAIT;
}
RThread thread;
TInfo* info = new (ELeave)TInfo(timeout, sem->handle);
TInt status = CreateUnique(NewThread, &thread, info);
if(status != KErrNone)
{
return status;
}
thread.Resume();
WaitAll(sem);
if(thread.ExitType() == EExitPending)
{
thread.Kill(SDL_MUTEX_TIMEOUT);
}
thread.Close();
return info->iVal;
}
int
SDL_SemTryWait(SDL_sem *sem)
{
if(sem->count > 0)
{
sem->count--;
}
return SDL_MUTEX_TIMEOUT;
}
int
SDL_SemWait(SDL_sem * sem)
{
return SDL_SemWaitTimeout(sem, SDL_MUTEX_MAXWAIT);
}
Uint32
SDL_SemValue(SDL_sem * sem)
{
if (! sem)
{
SDL_SetError("Passed a NULL sem.");
return 0;
}
return sem->count;
}
int
SDL_SemPost(SDL_sem * sem)
{
if (! sem)
{
SDL_SetError("Passed a NULL sem.");
return -1;
}
sem->count++;
RSemaphore sema;
sema.SetHandle(sem->handle);
sema.Signal();
return 0;
}
/* vi: set ts=4 sw=4 expandtab: */

134
externals/SDL/src/thread/ngage/SDL_systhread.cpp vendored Executable file
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/*
Simple DirectMedia Layer
Copyright (C) 1997-2022 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_internal.h"
#if SDL_THREAD_NGAGE
/* N-Gage thread management routines for SDL */
#include <e32std.h>
extern "C" {
#undef NULL
#include "SDL_error.h"
#include "SDL_thread.h"
#include "../SDL_systhread.h"
#include "../SDL_thread_c.h"
};
static int object_count;
static int
RunThread(TAny* data)
{
SDL_RunThread((SDL_Thread*)data);
return(0);
}
static TInt
NewThread(const TDesC& aName, TAny* aPtr1, TAny* aPtr2)
{
return ((RThread*)(aPtr1))->Create
(aName,
RunThread,
KDefaultStackSize,
NULL,
aPtr2);
}
int
CreateUnique(TInt (*aFunc)(const TDesC& aName, TAny*, TAny*), TAny* aPtr1, TAny* aPtr2)
{
TBuf<16> name;
TInt status = KErrNone;
do
{
object_count++;
name.Format(_L("SDL_%x"), object_count);
status = aFunc(name, aPtr1, aPtr2);
}
while(status == KErrAlreadyExists);
return status;
}
int
SDL_SYS_CreateThread(SDL_Thread *thread)
{
RThread rthread;
TInt status = CreateUnique(NewThread, &rthread, thread);
if (status != KErrNone)
{
delete(((RThread*)(thread->handle)));
thread->handle = NULL;
SDL_SetError("Not enough resources to create thread");
return(-1);
}
rthread.Resume();
thread->handle = rthread.Handle();
return(0);
}
void
SDL_SYS_SetupThread(const char *name)
{
return;
}
SDL_threadID
SDL_ThreadID(void)
{
RThread current;
TThreadId id = current.Id();
return id;
}
int
SDL_SYS_SetThreadPriority(SDL_ThreadPriority priority)
{
return (0);
}
void
SDL_SYS_WaitThread(SDL_Thread * thread)
{
RThread t;
t.Open(thread->threadid);
if(t.ExitReason() == EExitPending)
{
TRequestStatus status;
t.Logon(status);
User::WaitForRequest(status);
}
t.Close();
}
void
SDL_SYS_DetachThread(SDL_Thread * thread)
{
return;
}
#endif /* SDL_THREAD_NGAGE */
/* vim: ts=4 sw=4
*/

25
externals/SDL/src/thread/ngage/SDL_systhread_c.h vendored Executable file
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/*
Simple DirectMedia Layer
Copyright (C) 1997-2022 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_internal.h"
typedef int SYS_ThreadHandle;
/* vi: set ts=4 sw=4 expandtab: */