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author | Twinaphex | 2014-12-09 13:28:17 +0100 |
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committer | Twinaphex | 2014-12-09 13:28:17 +0100 |
commit | 988c2e2655c7c1f724ba727f008d84e3faa6cd24 (patch) | |
tree | da7bf131f33b9ae16d2a93a0a7615a3c0b9c7535 /libco/fiber.c | |
parent | 7bb77f4fc090cadc23c3e05998ccebac7156e3cf (diff) | |
parent | e2d6ea9082a5ff977f834eda0bbb2362397422df (diff) | |
download | picogpsp-988c2e2655c7c1f724ba727f008d84e3faa6cd24.tar.gz picogpsp-988c2e2655c7c1f724ba727f008d84e3faa6cd24.tar.bz2 picogpsp-988c2e2655c7c1f724ba727f008d84e3faa6cd24.zip |
Merge pull request #2 from aliaspider/master
initial port of gpsp to libretro.
Diffstat (limited to 'libco/fiber.c')
-rw-r--r-- | libco/fiber.c | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/libco/fiber.c b/libco/fiber.c new file mode 100644 index 0000000..90ba115 --- /dev/null +++ b/libco/fiber.c @@ -0,0 +1,58 @@ +/* + 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_) + { + ConvertThreadToFiber(0); + co_active_ = GetCurrentFiber(); + } + return co_active_; +} + +cothread_t co_create(unsigned int heapsize, void (*coentry)(void)) +{ + if(!co_active_) + { + ConvertThreadToFiber(0); + co_active_ = GetCurrentFiber(); + } + return (cothread_t)CreateFiber(heapsize, co_thunk, (void*)coentry); +} + +void co_delete(cothread_t cothread) +{ + DeleteFiber(cothread); +} + +void co_switch(cothread_t cothread) +{ + co_active_ = cothread; + SwitchToFiber(cothread); +} + +#ifdef __cplusplus +} +#endif |