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14 | |
14 | |
15 | /* perl-related */ |
15 | /* perl-related */ |
16 | #define TRANSFER_SAVE_DEFAV 0x00000001 /* @_ */ |
16 | #define TRANSFER_SAVE_DEFAV 0x00000001 /* @_ */ |
17 | #define TRANSFER_SAVE_DEFSV 0x00000002 /* $_ */ |
17 | #define TRANSFER_SAVE_DEFSV 0x00000002 /* $_ */ |
18 | #define TRANSFER_SAVE_ERRSV 0x00000004 /* $@ */ |
18 | #define TRANSFER_SAVE_ERRSV 0x00000004 /* $@ */ |
19 | /* c-related */ |
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20 | #define TRANSFER_SAVE_CCTXT 0x00000100 |
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21 | #ifdef CORO_LAZY_STACK |
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22 | # define TRANSFER_LAZY_STACK 0x00000200 |
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23 | #else |
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24 | # define TRANSFER_LAZY_STACK 0x00000000 |
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25 | #endif |
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26 | |
19 | |
27 | #define TRANSFER_SAVE_ALL (TRANSFER_SAVE_DEFAV|TRANSFER_SAVE_DEFSV \ |
20 | #define TRANSFER_SAVE_ALL ( TRANSFER_SAVE_DEFAV \ |
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21 | | TRANSFER_SAVE_DEFSV \ |
28 | |TRANSFER_SAVE_ERRSV|TRANSFER_SAVE_CCTXT) |
22 | | TRANSFER_SAVE_ERRSV ) |
29 | |
23 | |
30 | struct coro; /* opaque */ |
24 | /*struct coro;*/ /* opaque */ |
31 | |
25 | |
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26 | /* private structure, always use the provided macros below */ |
32 | struct CoroAPI { |
27 | struct CoroAPI { |
33 | I32 ver; |
28 | I32 ver; |
34 | #define CORO_API_VERSION 1 |
29 | #define CORO_API_VERSION 2 |
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30 | #define CORO_API_REVISION 0 |
35 | |
31 | |
36 | /* internal */ |
32 | /* internal */ |
37 | /*struct coro *(*sv_to_coro)(SV *arg, const char *funcname, const char *varname);*/ |
33 | /*struct coro *(*sv_to_coro)(SV *arg, const char *funcname, const char *varname);*/ |
38 | |
34 | |
39 | /* public, state */ |
35 | /* public API, Coro::State */ |
40 | void (*transfer)(pTHX_ SV *prev, SV *next, int flags); |
36 | void (*transfer) (SV *prev, SV *next, int flags); |
41 | |
37 | |
42 | /* public, coro */ |
38 | /* public API, Coro */ |
43 | void (*schedule)(void); |
39 | void (*schedule) (void); |
44 | void (*cede)(void); |
40 | void (*cede) (void); |
45 | void (*ready)(SV *sv); |
41 | int (*ready) (SV *coro_sv); |
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42 | int (*is_ready) (SV *coro_sv); |
46 | int *nready; |
43 | int *nready; |
47 | GV *current; |
44 | SV *current; |
48 | }; |
45 | }; |
49 | |
46 | |
50 | static struct CoroAPI *GCoroAPI; |
47 | static struct CoroAPI *GCoroAPI; |
51 | |
48 | |
52 | #define CORO_TRANSFER(prev,next,flags) GCoroAPI->transfer(aTHX_ (prev), (next), (flags)) |
49 | #define CORO_TRANSFER(prev,next,flags) GCoroAPI->transfer (aTHX_ (prev), (next), (flags)) |
53 | #define CORO_SCHEDULE GCoroAPI->schedule () |
50 | #define CORO_SCHEDULE GCoroAPI->schedule () |
54 | #define CORO_CEDE GCoroAPI->cede () |
51 | #define CORO_CEDE GCoroAPI->cede () |
55 | #define CORO_READY(coro) GCoroAPI->ready (coro) |
52 | #define CORO_READY(coro) GCoroAPI->ready (coro) |
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53 | #define CORO_IS_READY(coro) GCoroAPI->is_ready (coro) |
56 | #define CORO_NREADY (*GCoroAPI->nready) |
54 | #define CORO_NREADY (*GCoroAPI->nready) |
57 | #define CORO_CURRENT SvRV(GvSV(GCoroAPI->current)) |
55 | #define CORO_CURRENT SvRV (GCoroAPI->current) |
58 | |
56 | |
59 | #define I_CORO_API(YourName) \ |
57 | #define I_CORO_API(YourName) \ |
60 | STMT_START { \ |
58 | STMT_START { \ |
61 | SV *sv = perl_get_sv("Coro::API",0); \ |
59 | SV *sv = perl_get_sv("Coro::API",0); \ |
62 | if (!sv) croak("Coro::API not found"); \ |
60 | if (!sv) croak("Coro::API not found"); \ |