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/cvs/libcoro/coro.c
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Comparing libcoro/coro.c (file contents):
Revision 1.16 by root, Sat Aug 20 01:03:31 2005 UTC vs.
Revision 1.20 by root, Thu Oct 26 05:20:47 2006 UTC

1/* 1/*
2 * Copyright (c) 2001-2005 Marc Alexander Lehmann <schmorp@schmorp.de> 2 * Copyright (c) 2001-2006 Marc Alexander Lehmann <schmorp@schmorp.de>
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without modifica- 4 * Redistribution and use in source and binary forms, with or without modifica-
5 * tion, are permitted provided that the following conditions are met: 5 * tion, are permitted provided that the following conditions are met:
6 * 6 *
7 * 1. Redistributions of source code must retain the above copyright notice, 7 * 1. Redistributions of source code must retain the above copyright notice,
… …
38# define STACK_ADJUST_PTR(sp,ss) ((char *)(sp) + (ss) - 8) 38# define STACK_ADJUST_PTR(sp,ss) ((char *)(sp) + (ss) - 8)
39# define STACK_ADJUST_SIZE(sp,ss) ((ss) - 8) 39# define STACK_ADJUST_SIZE(sp,ss) ((ss) - 8)
40# elif __i386__ && CORO_LINUX 40# elif __i386__ && CORO_LINUX
41# define STACK_ADJUST_PTR(sp,ss) ((char *)(sp) + (ss)) 41# define STACK_ADJUST_PTR(sp,ss) ((char *)(sp) + (ss))
42# define STACK_ADJUST_SIZE(sp,ss) (ss) 42# define STACK_ADJUST_SIZE(sp,ss) (ss)
43# elif __amd64__ && CORO_LINUX
44# define STACK_ADJUST_PTR(sp,ss) ((char *)(sp) + (ss) - 8)
45# define STACK_ADJUST_SIZE(sp,ss) (ss)
43# else 46# else
44# define STACK_ADJUST_PTR(sp,ss) (sp) 47# define STACK_ADJUST_PTR(sp,ss) (sp)
45# define STACK_ADJUST_SIZE(sp,ss) (ss) 48# define STACK_ADJUST_SIZE(sp,ss) (ss)
46# endif 49# endif
47#endif 50#endif
48 51
52#if CORO_UCONTEXT
53# include <stddef.h>
54#endif
55
49#if CORO_SJLJ || CORO_LOSER || CORO_LINUX || CORO_IRIX 56#if CORO_SJLJ || CORO_LOSER || CORO_LINUX || CORO_IRIX
57
58#include <stdlib.h>
50 59
51#if CORO_SJLJ 60#if CORO_SJLJ
52# include <stdio.h> 61# include <stdio.h>
53# include <signal.h> 62# include <signal.h>
63# include <unistd.h>
54#endif 64#endif
55 65
56static volatile coro_func coro_init_func; 66static volatile coro_func coro_init_func;
57static volatile void *coro_init_arg; 67static volatile void *coro_init_arg;
58static volatile coro_context *new_coro, *create_coro; 68static volatile coro_context *new_coro, *create_coro;
… …
159 abort (); 169 abort ();
160 170
161 if (~ostk.ss_flags & SS_DISABLE) 171 if (~ostk.ss_flags & SS_DISABLE)
162 sigaltstack (&ostk, 0); 172 sigaltstack (&ostk, 0);
163 173
164 sigaction (SIGUSR1, &osa, 0); 174 sigaction (SIGUSR2, &osa, 0);
165 175
166 sigprocmask (SIG_SETMASK, &osig, 0); 176 sigprocmask (SIG_SETMASK, &osig, 0);
167 177
168# elif CORO_LOSER 178# elif CORO_LOSER
169 179
… …
185#elif defined(__GNU_LIBRARY__) && defined(__i386__) 195#elif defined(__GNU_LIBRARY__) && defined(__i386__)
186 ctx->env[0].__jmpbuf[0].__pc = (char *)coro_init; 196 ctx->env[0].__jmpbuf[0].__pc = (char *)coro_init;
187 ctx->env[0].__jmpbuf[0].__sp = (void *)((char *)sptr + ssize); 197 ctx->env[0].__jmpbuf[0].__sp = (void *)((char *)sptr + ssize);
188#elif defined(__GNU_LIBRARY__) && defined(__amd64__) 198#elif defined(__GNU_LIBRARY__) && defined(__amd64__)
189 ctx->env[0].__jmpbuf[JB_PC] = (long)coro_init; 199 ctx->env[0].__jmpbuf[JB_PC] = (long)coro_init;
190 ctx->env[0].__jmpbuf[JB_RSP] = (long)((char *)sptr + ssize); 200 ctx->env[0].__jmpbuf[JB_RSP] = (long)STACK_ADJUST_PTR (sptr,ssize);
191#else 201#else
192#error "linux libc or architecture not supported" 202#error "linux libc or architecture not supported"
193#endif 203#endif
194 204
195# elif CORO_IRIX 205# elif CORO_IRIX

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