mirror of
https://github.com/libretro/RetroArch.git
synced 2024-11-28 02:30:35 +00:00
72 lines
1.3 KiB
C
72 lines
1.3 KiB
C
/*
|
|
libco.win (2008-01-28)
|
|
authors: Nach, byuu
|
|
license: public domain
|
|
*/
|
|
|
|
#define LIBCO_C
|
|
#include <libco.h>
|
|
#define WINVER 0x0400
|
|
#define _WIN32_WINNT 0x0400
|
|
#define WIN32_LEAN_AND_MEAN
|
|
#include <windows.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
static thread_local cothread_t co_active_ = 0;
|
|
|
|
static void __stdcall co_thunk(void *coentry)
|
|
{
|
|
((void (*)(void))coentry)();
|
|
}
|
|
|
|
cothread_t co_active(void)
|
|
{
|
|
if(!co_active_)
|
|
{
|
|
#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP)
|
|
ConvertThreadToFiberEx(0, FIBER_FLAG_FLOAT_SWITCH);
|
|
#else
|
|
ConvertThreadToFiber(0);
|
|
#endif
|
|
co_active_ = GetCurrentFiber();
|
|
}
|
|
return co_active_;
|
|
}
|
|
|
|
cothread_t co_create(unsigned int heapsize, void (*coentry)(void))
|
|
{
|
|
if(!co_active_)
|
|
{
|
|
#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP)
|
|
ConvertThreadToFiberEx(0, FIBER_FLAG_FLOAT_SWITCH);
|
|
#else
|
|
ConvertThreadToFiber(0);
|
|
#endif
|
|
co_active_ = GetCurrentFiber();
|
|
}
|
|
|
|
#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP)
|
|
return (cothread_t)CreateFiberEx(heapsize, heapsize, FIBER_FLAG_FLOAT_SWITCH, co_thunk, (void*)coentry);
|
|
#else
|
|
return (cothread_t)CreateFiber(heapsize, co_thunk, (void*)coentry);
|
|
#endif
|
|
}
|
|
|
|
void co_delete(cothread_t cothread)
|
|
{
|
|
DeleteFiber(cothread);
|
|
}
|
|
|
|
void co_switch(cothread_t cothread)
|
|
{
|
|
co_active_ = cothread;
|
|
SwitchToFiber(cothread);
|
|
}
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|