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SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%401938
This commit is contained in:
Sam Lantinga 2006-07-10 21:04:37 +00:00
parent 91a32b77a2
commit 0f030a1802
686 changed files with 117556 additions and 98661 deletions
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99
src/thread/win32/SDL_sysmutex.c
View file

@ -29,67 +29,74 @@
#include "SDL_mutex.h"
struct SDL_mutex {
HANDLE id;
struct SDL_mutex
{
HANDLE id;
};
/* Create a mutex */
SDL_mutex *SDL_CreateMutex(void)
SDL_mutex *
SDL_CreateMutex(void)
{
SDL_mutex *mutex;
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);
/* 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)
void
SDL_DestroyMutex(SDL_mutex * mutex)
{
if ( mutex ) {
if ( mutex->id ) {
CloseHandle(mutex->id);
mutex->id = 0;
}
SDL_free(mutex);
}
if (mutex) {
if (mutex->id) {
CloseHandle(mutex->id);
mutex->id = 0;
}
SDL_free(mutex);
}
}
/* Lock the mutex */
int SDL_mutexP(SDL_mutex *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);
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)
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);
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: */