diff options
Diffstat (limited to 'coro.h')
| -rw-r--r-- | coro.h | 28 |
1 files changed, 16 insertions, 12 deletions
@@ -67,6 +67,7 @@ * major code cleanup/restructuring. * 2008-11-10 the .cfi hacks are no longer needed. * 2008-11-16 work around a freebsd pthread bug. + * 2008-11-19 define coro_*jmp symbols for easier porting. */ #ifndef CORO_H @@ -241,22 +242,25 @@ struct coro_context { # include <setjmp.h> -struct coro_context { -#if _XOPEN_UNIX > 0 || CORO_LOSER - jmp_buf env; -#else - sigjmp_buf env; -#endif -}; - -# if _XOPEN_UNIX > 0 -# define coro_transfer(p,n) do { if (! _setjmp ((p)->env )) _longjmp ((n)->env, 1); } while (0) +# if _XOPEN_UNIX > 0 || defined (_setjmp) +# define coro_jmp_buf jmp_buf +# define coro_setjmp(env) _setjmp (env) +# define coro_longjmp(env) _longjmp ((env), 1) # elif CORO_LOSER -# define coro_transfer(p,n) do { if (! setjmp ((p)->env )) longjmp ((n)->env, 1); } while (0) +# define coro_jmp_buf jmp_buf +# define coro_setjmp(env) setjmp (env) +# define coro_longjmp(env) longjmp ((env), 1) # else -# define coro_transfer(p,n) do { if (!sigsetjmp ((p)->env, 0)) siglongjmp ((n)->env, 1); } while (0) +# define coro_jmp_buf sigjmp_buf +# define coro_setjmp(env) sigsetjmp (env, 0) +# define coro_longjmp(env) siglongjmp ((env), 1) # endif +struct coro_context { + coro_jmp_buf env; +}; + +# define coro_transfer(p,n) do { if (!coro_setjmp ((p)->env)) coro_longjmp ((n)->env); } while (0) # define coro_destroy(ctx) (void *)(ctx) #elif CORO_ASM |