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#ifndef CORO_API_H |
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#define CORO_API_H |
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#include "EXTERN.h" |
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#include "perl.h" |
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#include "XSUB.h" |
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#ifndef pTHX_ |
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# define pTHX_ |
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# define aTHX_ |
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# define pTHX |
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# define aTHX |
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#endif |
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/*struct coro;*/ /* opaque */ |
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/* private structure, always use the provided macros below */ |
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struct CoroAPI { |
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I32 ver; |
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I32 rev; |
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#define CORO_API_VERSION 6 |
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#define CORO_API_REVISION 0 |
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void (*transfer) (SV *prev_sv, SV *next_sv); /* Coro::State */ |
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void (*schedule) (void); /* Coro */ |
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int (*cede) (void); |
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int (*cede_notself) (void); |
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int (*ready) (SV *coro_sv); |
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int (*is_ready) (SV *coro_sv); |
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int *nready; |
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SV *current; |
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SV *(*coro_event_next)(SV *watcher, int cancel, int wantev); /* Coro::Event::next */ |
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}; |
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static struct CoroAPI *GCoroAPI; |
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/* public API macros */ |
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#define CORO_TRANSFER(prev,next) GCoroAPI->transfer (aTHX_ (prev), (next)) |
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#define CORO_SCHEDULE GCoroAPI->schedule () |
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#define CORO_CEDE GCoroAPI->cede () |
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#define CORO_CEDE_NOTSELF GCoroAPI->cede_notself () |
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#define CORO_READY(coro) GCoroAPI->ready (coro) |
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#define CORO_IS_READY(coro) GCoroAPI->is_ready (coro) |
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#define CORO_NREADY (*GCoroAPI->nready) |
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#define CORO_CURRENT SvRV (GCoroAPI->current) |
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#define I_CORO_API(YourName) \ |
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STMT_START { \ |
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SV *sv = perl_get_sv ("Coro::API", 0); \ |
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if (!sv) croak ("Coro::API not found"); \ |
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GCoroAPI = (struct CoroAPI*) SvIV (sv); \ |
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if (GCoroAPI->ver != CORO_API_VERSION \ |
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|| GCoroAPI->rev < CORO_API_REVISION) \ |
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croak ("Coro::API version mismatch (%d.%d vs. %d.%d) -- please recompile %s", \ |
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GCoroAPI->ver, GCoroAPI->rev, CORO_API_VERSION, CORO_API_REVISION, YourName); \ |
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} STMT_END |
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#endif |
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