odyssey/third_party/machinarium/sources/mm.c

78 lines
1.8 KiB
C

/*
* machinarium.
*
* cooperative multitasking engine.
*/
#include <machinarium.h>
#include <machinarium_private.h>
static int machinarium_stack_size = 0;
static int machinarium_pool_size = 0;
static int machinarium_coroutine_cache_size = 0;
static int machinarium_msg_cache_gc_size = 0;
static int machinarium_initialized = 0;
mm_t machinarium;
static inline size_t machinarium_page_size(void)
{
return sysconf(_SC_PAGESIZE);
}
MACHINE_API void machinarium_set_stack_size(int size)
{
machinarium_stack_size = size;
}
MACHINE_API void machinarium_set_pool_size(int size)
{
machinarium_pool_size = size;
}
MACHINE_API void machinarium_set_coroutine_cache_size(int size)
{
machinarium_coroutine_cache_size = size;
}
MACHINE_API void machinarium_set_msg_cache_gc_size(int size)
{
machinarium_msg_cache_gc_size = size;
}
MACHINE_API int machinarium_init(void)
{
if (machinarium_initialized)
return -1;
if (machinarium_stack_size <= 0)
machinarium_stack_size = 4;
if (machinarium_pool_size == 0)
machinarium_pool_size = 1;
machinarium.config.page_size = machinarium_page_size();
machinarium.config.stack_size = machinarium_stack_size;
machinarium.config.pool_size = machinarium_pool_size;
machinarium.config.coroutine_cache_size =
machinarium_coroutine_cache_size;
machinarium.config.msg_cache_gc_size = machinarium_msg_cache_gc_size;
mm_machinemgr_init(&machinarium.machine_mgr);
mm_tls_engine_init();
mm_taskmgr_init(&machinarium.task_mgr);
mm_taskmgr_start(&machinarium.task_mgr, machinarium.config.pool_size);
machinarium_initialized = 1;
return 0;
}
MACHINE_API void machinarium_free(void)
{
if (!machinarium_initialized)
return;
mm_taskmgr_stop(&machinarium.task_mgr);
mm_machinemgr_free(&machinarium.machine_mgr);
mm_tls_engine_free();
machinarium_initialized = 0;
}