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uae-0.6.8

 /*
  * UAE - The Un*x Amiga Emulator
  *
  * exec.library multitasking emulation
  *
  * Copyright 1996 Bernd Schmidt
  */


#include <setjmp.h>

#ifdef USE_EXECLIB

/* aaargh... doesn't work with glibc-2.0 */
struct switch_struct {
    jmp_buf j;
};

#define EXEC_SWITCH_TASKS(run, ready) do { \
    if (setjmp(run->sws.j) == 0) \
	longjmp(ready->sws.j, 1); \
} while(0)

#define EXEC_SETUP_SWS(t) do { \
    t->sws.j[0].__sp = nt->stack + 65536; \
    t->sws.j[0].__pc = &task_startup; \
} while(0)

#endif

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