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60 | * 2008-11-05 Hopefully fix misaligned stacks with CORO_ASM/SETJMP. |
60 | * 2008-11-05 Hopefully fix misaligned stacks with CORO_ASM/SETJMP. |
61 | * 2008-11-07 rbp wasn't saved in CORO_ASM on x86_64. |
61 | * 2008-11-07 rbp wasn't saved in CORO_ASM on x86_64. |
62 | * introduce coro_destroy, which is a nop except for pthreads. |
62 | * introduce coro_destroy, which is a nop except for pthreads. |
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. |
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65 | * do not rely on makecontext passing a void * correctly. |
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66 | * try harder to get _setjmp/_longjmp. |
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67 | * major code cleanup/restructuring. |
65 | */ |
68 | */ |
66 | |
69 | |
67 | #ifndef CORO_H |
70 | #ifndef CORO_H |
68 | #define CORO_H |
71 | #define CORO_H |
69 | |
72 | |
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218 | |
221 | |
219 | # if defined(CORO_LINUX) && !defined(_GNU_SOURCE) |
222 | # if defined(CORO_LINUX) && !defined(_GNU_SOURCE) |
220 | # define _GNU_SOURCE /* for linux libc */ |
223 | # define _GNU_SOURCE /* for linux libc */ |
221 | # endif |
224 | # endif |
222 | |
225 | |
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226 | # if !CORO_LOSER |
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227 | # include <unistd.h> |
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228 | # endif |
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229 | |
223 | # include <setjmp.h> |
230 | # include <setjmp.h> |
224 | |
231 | |
225 | struct coro_context { |
232 | struct coro_context { |
226 | jmp_buf env; |
233 | jmp_buf env; |
227 | }; |
234 | }; |
228 | |
235 | |
229 | # if CORO_LINUX || (_XOPEN_SOURCE >= 600) |
236 | # if _XOPEN_UNIX > 0 |
230 | # define coro_transfer(p,n) do { if (!_setjmp ((p)->env)) _longjmp ((n)->env, 1); } while (0) |
237 | # define coro_transfer(p,n) do { if (!_setjmp ((p)->env)) _longjmp ((n)->env, 1); } while (0) |
231 | # else |
238 | # else |
232 | # define coro_transfer(p,n) do { if (!setjmp ((p)->env)) longjmp ((n)->env, 1); } while (0) |
239 | # define coro_transfer(p,n) do { if (! setjmp ((p)->env)) longjmp ((n)->env, 1); } while (0) |
233 | # endif |
240 | # endif |
234 | |
241 | |
235 | # define coro_destroy(ctx) (void *)(ctx) |
242 | # define coro_destroy(ctx) (void *)(ctx) |
236 | |
243 | |
237 | #elif CORO_ASM |
244 | #elif CORO_ASM |