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36 | */ |
36 | */ |
37 | |
37 | |
38 | /* |
38 | /* |
39 | * 2006-10-26 Include stddef.h on OS X to work around one of its bugs. |
39 | * 2006-10-26 Include stddef.h on OS X to work around one of its bugs. |
40 | * Reported by Michael_G_Schwern. |
40 | * Reported by Michael_G_Schwern. |
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41 | * 2006-11-26 Use _setjmp instead of setjmp on GNU/Linux. |
41 | */ |
42 | */ |
42 | |
43 | |
43 | #ifndef CORO_H |
44 | #ifndef CORO_H |
44 | #define CORO_H |
45 | #define CORO_H |
45 | |
46 | |
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100 | typedef void (*coro_func)(void *); |
101 | typedef void (*coro_func)(void *); |
101 | |
102 | |
102 | /* |
103 | /* |
103 | * A coroutine state is saved in the following structure. Treat it as a |
104 | * A coroutine state is saved in the following structure. Treat it as a |
104 | * opaque type. errno and sigmask might be saved, but don't rely on it, |
105 | * opaque type. errno and sigmask might be saved, but don't rely on it, |
105 | * implement your own switching primitive. |
106 | * implement your own switching primitive if you need it. |
106 | */ |
107 | */ |
107 | typedef struct coro_context coro_context; |
108 | typedef struct coro_context coro_context; |
108 | |
109 | |
109 | /* |
110 | /* |
110 | * This function creates a new coroutine. Apart from a pointer to an |
111 | * This function creates a new coroutine. Apart from a pointer to an |
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168 | |
169 | |
169 | struct coro_context { |
170 | struct coro_context { |
170 | jmp_buf env; |
171 | jmp_buf env; |
171 | }; |
172 | }; |
172 | |
173 | |
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174 | #if CORO_LINUX |
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175 | # define coro_transfer(p,n) do { if (!_setjmp ((p)->env)) _longjmp ((n)->env, 1); } while(0) |
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176 | #else |
173 | #define coro_transfer(p,n) do { if (!setjmp ((p)->env)) longjmp ((n)->env, 1); } while(0) |
177 | # define coro_transfer(p,n) do { if (!setjmp ((p)->env)) longjmp ((n)->env, 1); } while(0) |
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178 | #endif |
174 | |
179 | |
175 | #endif |
180 | #endif |
176 | |
181 | |
177 | #endif |
182 | #endif |
178 | |
183 | |