gstreamer/gst/cothreads.h
Erik Walthinsen 1762dfbf98 initial checkin
Original commit message from CVS:
initial checkin
2000-01-30 09:03:00 +00:00

48 lines
1 KiB
C

#ifndef __COTHREADS_H__
#define __COTHREADS_H__
#include <setjmp.h>
#include <pthread.h>
#define COTHREAD_STACKSIZE 8192
#define COTHREAD_MAXTHREADS 16
#define STACK_SIZE 0x200000
#ifndef CURRENT_STACK_FRAME
#define CURRENT_STACK_FRAME ({ char __csf; &__csf; })
#endif /* CURRENT_STACK_FRAME */
typedef struct _cothread_state cothread_state;
typedef struct _cothread_context cothread_context;
typedef int (*cothread_func)(int argc,char **argv);
#define COTHREAD_STARTED 0x01
struct _cothread_state {
cothread_context *ctx;
int threadnum;
cothread_func func;
int argc;
char **argv;
int flags;
int *sp;
int *pc;
jmp_buf jmp;
};
struct _cothread_context {
cothread_state *threads[COTHREAD_MAXTHREADS];
int nthreads;
int current;
};
cothread_context *cothread_init();
cothread_state *cothread_create(cothread_context *ctx);
void cothread_setfunc(cothread_state *thread,cothread_func func,int argc,char **argv);
void cothread_switch(cothread_state *thread);
cothread_state *cothread_main(cothread_context *ctx);
#endif /* __COTHREAD_H__ */