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, |
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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) |
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43 | # elif __amd64__ && CORO_LINUX |
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44 | # define STACK_ADJUST_PTR(sp,ss) ((char *)(sp) + (ss) - 8) |
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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 |
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50 | #endif |
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51 | |
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52 | #if CORO_UCONTEXT |
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53 | # include <stddef.h> |
47 | #endif |
54 | #endif |
48 | |
55 | |
49 | #if CORO_SJLJ || CORO_LOSER || CORO_LINUX || CORO_IRIX |
56 | #if CORO_SJLJ || CORO_LOSER || CORO_LINUX || CORO_IRIX |
50 | |
57 | |
51 | #include <stdlib.h> |
58 | #include <stdlib.h> |
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162 | abort (); |
169 | abort (); |
163 | |
170 | |
164 | if (~ostk.ss_flags & SS_DISABLE) |
171 | if (~ostk.ss_flags & SS_DISABLE) |
165 | sigaltstack (&ostk, 0); |
172 | sigaltstack (&ostk, 0); |
166 | |
173 | |
167 | sigaction (SIGUSR1, &osa, 0); |
174 | sigaction (SIGUSR2, &osa, 0); |
168 | |
175 | |
169 | sigprocmask (SIG_SETMASK, &osig, 0); |
176 | sigprocmask (SIG_SETMASK, &osig, 0); |
170 | |
177 | |
171 | # elif CORO_LOSER |
178 | # elif CORO_LOSER |
172 | |
179 | |
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188 | #elif defined(__GNU_LIBRARY__) && defined(__i386__) |
195 | #elif defined(__GNU_LIBRARY__) && defined(__i386__) |
189 | ctx->env[0].__jmpbuf[0].__pc = (char *)coro_init; |
196 | ctx->env[0].__jmpbuf[0].__pc = (char *)coro_init; |
190 | ctx->env[0].__jmpbuf[0].__sp = (void *)((char *)sptr + ssize); |
197 | ctx->env[0].__jmpbuf[0].__sp = (void *)((char *)sptr + ssize); |
191 | #elif defined(__GNU_LIBRARY__) && defined(__amd64__) |
198 | #elif defined(__GNU_LIBRARY__) && defined(__amd64__) |
192 | ctx->env[0].__jmpbuf[JB_PC] = (long)coro_init; |
199 | ctx->env[0].__jmpbuf[JB_PC] = (long)coro_init; |
193 | ctx->env[0].__jmpbuf[JB_RSP] = (long)((char *)sptr + ssize); |
200 | ctx->env[0].__jmpbuf[JB_RSP] = (long)STACK_ADJUST_PTR (sptr,ssize); |
194 | #else |
201 | #else |
195 | #error "linux libc or architecture not supported" |
202 | #error "linux libc or architecture not supported" |
196 | #endif |
203 | #endif |
197 | |
204 | |
198 | # elif CORO_IRIX |
205 | # elif CORO_IRIX |