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/cvs/libcoro/coro.h
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Comparing libcoro/coro.h (file contents):
Revision 1.33 by root, Sat Nov 8 04:31:28 2008 UTC vs.
Revision 1.37 by root, Mon Nov 10 04:37:24 2008 UTC

… …
63 * speed up CORO_PTHREAD. Do no longer leak threads either. 63 * speed up CORO_PTHREAD. Do no longer leak threads either.
64 * coro_create now allows one to create source coro_contexts. 64 * coro_create now allows one to create source coro_contexts.
65 * do not rely on makecontext passing a void * correctly. 65 * do not rely on makecontext passing a void * correctly.
66 * try harder to get _setjmp/_longjmp. 66 * try harder to get _setjmp/_longjmp.
67 * major code cleanup/restructuring. 67 * major code cleanup/restructuring.
68 * 2008-11-10 the .cfi hacks are no longer needed.
68 */ 69 */
69 70
70#ifndef CORO_H 71#ifndef CORO_H
71#define CORO_H 72#define CORO_H
72 73
… …
225 226
226# if !CORO_LOSER 227# if !CORO_LOSER
227# include <unistd.h> 228# include <unistd.h>
228# endif 229# endif
229 230
231/* solaris is hopelessly borked, it expands _XOPEN_UNIX to nothing */
232# if __sun
233# undef _XOPEN_UNIX
234# define _XOPEN_UNIX 1
235# endif
236
230# include <setjmp.h> 237# include <setjmp.h>
231 238
232struct coro_context { 239struct coro_context {
240#if _XOPEN_UNIX > 0 || CORO_LOSER
233 jmp_buf env; 241 jmp_buf env;
242#else
243 sigjmp_buf env;
244#endif
234}; 245};
235 246
236# if _XOPEN_UNIX > 0 247# if _XOPEN_UNIX > 0
237# define coro_transfer(p,n) do { if (!_setjmp ((p)->env)) _longjmp ((n)->env, 1); } while (0) 248# define coro_transfer(p,n) do { if (! _setjmp ((p)->env )) _longjmp ((n)->env, 1); } while (0)
249# elif CORO_LOSER
250# define coro_transfer(p,n) do { if (! setjmp ((p)->env )) longjmp ((n)->env, 1); } while (0)
238# else 251# else
239# define coro_transfer(p,n) do { if (! setjmp ((p)->env)) longjmp ((n)->env, 1); } while (0) 252# define coro_transfer(p,n) do { if (!sigsetjmp ((p)->env, 0)) siglongjmp ((n)->env, 1); } while (0)
240# endif 253# endif
241 254
242# define coro_destroy(ctx) (void *)(ctx) 255# define coro_destroy(ctx) (void *)(ctx)
243 256
244#elif CORO_ASM 257#elif CORO_ASM
245 258
246struct coro_context { 259struct coro_context {
247 volatile void **sp; /* must be at offset 0 */ 260 void **sp; /* must be at offset 0 */
248}; 261};
249 262
250void __attribute__ ((__noinline__, __regparm__(2))) 263void __attribute__ ((__noinline__, __regparm__(2)))
251coro_transfer (coro_context *prev, coro_context *next); 264coro_transfer (coro_context *prev, coro_context *next);
252 265

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