1 | /* this works around a bug in mingw32 providing a non-working setjmp */ |
1 | /* this works around a bug in mingw32 providing a non-working setjmp */ |
2 | #define USE_NO_MINGW_SETJMP_TWO_ARGS |
2 | #define USE_NO_MINGW_SETJMP_TWO_ARGS |
3 | |
3 | |
4 | #define NDEBUG 1 |
4 | #define NDEBUG 1 /* perl usually disables NDEBUG later */ |
5 | |
5 | |
6 | #include "libcoro/coro.c" |
6 | #include "libcoro/coro.c" |
7 | |
7 | |
8 | #define PERL_NO_GET_CONTEXT |
8 | #define PERL_NO_GET_CONTEXT |
9 | #define PERL_EXT |
9 | #define PERL_EXT |
… | |
… | |
12 | #include "perl.h" |
12 | #include "perl.h" |
13 | #include "XSUB.h" |
13 | #include "XSUB.h" |
14 | #include "perliol.h" |
14 | #include "perliol.h" |
15 | |
15 | |
16 | #include "schmorp.h" |
16 | #include "schmorp.h" |
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17 | |
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18 | #define ECB_NO_THREADS 1 |
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|
19 | #define ECB_NO_LIBM 1 |
17 | #include "ecb.h" |
20 | #include "ecb.h" |
18 | |
21 | |
19 | #include <stddef.h> |
22 | #include <stddef.h> |
20 | #include <stdio.h> |
23 | #include <stdio.h> |
21 | #include <errno.h> |
24 | #include <errno.h> |
22 | #include <assert.h> |
25 | #include <assert.h> |
23 | |
26 | |
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|
27 | #ifndef SvREFCNT_dec_NN |
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28 | #define SvREFCNT_dec_NN(sv) SvREFCNT_dec (sv) |
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29 | #endif |
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30 | |
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31 | #ifndef SvREFCNT_inc_NN |
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32 | #define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv) |
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33 | #endif |
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34 | |
24 | #ifndef SVs_PADSTALE |
35 | #ifndef SVs_PADSTALE |
25 | # define SVs_PADSTALE 0 |
36 | # define SVs_PADSTALE 0 |
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37 | #endif |
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38 | |
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39 | #ifdef PadARRAY |
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40 | # define NEWPADAPI 1 |
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41 | # define newPADLIST(var) (Newz (0, var, 1, PADLIST), Newx (PadlistARRAY (var), 2, PAD *)) |
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42 | #else |
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43 | typedef AV PADNAMELIST; |
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44 | # if !PERL_VERSION_ATLEAST(5,8,0) |
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45 | typedef AV PADLIST; |
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46 | typedef AV PAD; |
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47 | # endif |
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48 | # define PadlistARRAY(pl) ((PAD **)AvARRAY (pl)) |
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49 | # define PadlistMAX(pl) AvFILLp (pl) |
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50 | # define PadlistNAMES(pl) (*PadlistARRAY (pl)) |
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51 | # define PadARRAY AvARRAY |
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52 | # define PadMAX AvFILLp |
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53 | # define newPADLIST(var) ((var) = newAV (), av_extend (var, 1)) |
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54 | #endif |
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55 | #ifndef PadnamelistREFCNT |
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56 | # define PadnamelistREFCNT(pnl) SvREFCNT (pnl) |
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57 | #endif |
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58 | #ifndef PadnamelistREFCNT_dec |
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59 | # define PadnamelistREFCNT_dec(pnl) SvREFCNT_dec (pnl) |
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60 | #endif |
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61 | |
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|
62 | /* 5.19.something has replaced SVt_BIND by SVt_INVLIST */ |
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63 | /* we just alias it to SVt_IV, as that is sufficient for swap_sv for now */ |
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64 | #if PERL_VERSION_ATLEAST(5,19,0) |
|
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65 | # define SVt_BIND SVt_IV |
26 | #endif |
66 | #endif |
27 | |
67 | |
28 | #if defined(_WIN32) |
68 | #if defined(_WIN32) |
29 | # undef HAS_GETTIMEOFDAY |
69 | # undef HAS_GETTIMEOFDAY |
30 | # undef setjmp |
70 | # undef setjmp |
… | |
… | |
33 | # define setjmp _setjmp /* deep magic */ |
73 | # define setjmp _setjmp /* deep magic */ |
34 | #else |
74 | #else |
35 | # include <inttypes.h> /* most portable stdint.h */ |
75 | # include <inttypes.h> /* most portable stdint.h */ |
36 | #endif |
76 | #endif |
37 | |
77 | |
38 | #if HAVE_MMAP |
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39 | # include <unistd.h> |
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40 | # include <sys/mman.h> |
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41 | # ifndef MAP_ANONYMOUS |
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42 | # ifdef MAP_ANON |
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43 | # define MAP_ANONYMOUS MAP_ANON |
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44 | # else |
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45 | # undef HAVE_MMAP |
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46 | # endif |
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47 | # endif |
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48 | # include <limits.h> |
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49 | # ifndef PAGESIZE |
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50 | # define PAGESIZE pagesize |
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51 | # define BOOT_PAGESIZE pagesize = sysconf (_SC_PAGESIZE) |
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52 | static long pagesize; |
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53 | # else |
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54 | # define BOOT_PAGESIZE (void)0 |
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55 | # endif |
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56 | #else |
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57 | # define PAGESIZE 0 |
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58 | # define BOOT_PAGESIZE (void)0 |
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59 | #endif |
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60 | |
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61 | #if CORO_USE_VALGRIND |
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62 | # include <valgrind/valgrind.h> |
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63 | #endif |
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64 | |
|
|
65 | /* the maximum number of idle cctx that will be pooled */ |
78 | /* the maximum number of idle cctx that will be pooled */ |
66 | static int cctx_max_idle = 4; |
79 | static int cctx_max_idle = 4; |
67 | |
80 | |
68 | #if defined(DEBUGGING) && PERL_VERSION_ATLEAST(5,12,0) |
81 | #if defined(DEBUGGING) && PERL_VERSION_ATLEAST(5,12,0) |
69 | # define HAS_SCOPESTACK_NAME 1 |
82 | # define HAS_SCOPESTACK_NAME 1 |
70 | #endif |
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71 | |
|
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72 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
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73 | # undef CORO_STACKGUARD |
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74 | #endif |
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75 | |
|
|
76 | #ifndef CORO_STACKGUARD |
|
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77 | # define CORO_STACKGUARD 0 |
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78 | #endif |
83 | #endif |
79 | |
84 | |
80 | /* prefer perl internal functions over our own? */ |
85 | /* prefer perl internal functions over our own? */ |
81 | #ifndef CORO_PREFER_PERL_FUNCTIONS |
86 | #ifndef CORO_PREFER_PERL_FUNCTIONS |
82 | # define CORO_PREFER_PERL_FUNCTIONS 0 |
87 | # define CORO_PREFER_PERL_FUNCTIONS 0 |
… | |
… | |
111 | # define CORO_CLOCK_MONOTONIC 1 |
116 | # define CORO_CLOCK_MONOTONIC 1 |
112 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
117 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
113 | # endif |
118 | # endif |
114 | #endif |
119 | #endif |
115 | |
120 | |
|
|
121 | /* perl usually suppressed asserts. for debugging, we sometimes force it to be on */ |
|
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122 | #if 0 |
|
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123 | # undef NDEBUG |
|
|
124 | # include <assert.h> |
|
|
125 | #endif |
|
|
126 | |
116 | static double (*nvtime)(); /* so why doesn't it take void? */ |
127 | static double (*nvtime)(); /* so why doesn't it take void? */ |
117 | static void (*u2time)(pTHX_ UV ret[2]); |
128 | static void (*u2time)(pTHX_ UV ret[2]); |
118 | |
129 | |
119 | /* we hijack an hopefully unused CV flag for our purposes */ |
130 | /* we hijack an hopefully unused CV flag for our purposes */ |
120 | #define CVf_SLF 0x4000 |
131 | #define CVf_SLF 0x4000 |
… | |
… | |
135 | |
146 | |
136 | static GV *irsgv; /* $/ */ |
147 | static GV *irsgv; /* $/ */ |
137 | static GV *stdoutgv; /* *STDOUT */ |
148 | static GV *stdoutgv; /* *STDOUT */ |
138 | static SV *rv_diehook; |
149 | static SV *rv_diehook; |
139 | static SV *rv_warnhook; |
150 | static SV *rv_warnhook; |
140 | static HV *hv_sig; /* %SIG */ |
|
|
141 | |
151 | |
142 | /* async_pool helper stuff */ |
152 | /* async_pool helper stuff */ |
143 | static SV *sv_pool_rss; |
153 | static SV *sv_pool_rss; |
144 | static SV *sv_pool_size; |
154 | static SV *sv_pool_size; |
145 | static SV *sv_async_pool_idle; /* description string */ |
155 | static SV *sv_async_pool_idle; /* description string */ |
… | |
… | |
173 | typedef struct coro_cctx |
183 | typedef struct coro_cctx |
174 | { |
184 | { |
175 | struct coro_cctx *next; |
185 | struct coro_cctx *next; |
176 | |
186 | |
177 | /* the stack */ |
187 | /* the stack */ |
178 | void *sptr; |
188 | struct coro_stack stack; |
179 | size_t ssize; |
|
|
180 | |
189 | |
181 | /* cpu state */ |
190 | /* cpu state */ |
182 | void *idle_sp; /* sp of top-level transfer/schedule/cede call */ |
191 | void *idle_sp; /* sp of top-level transfer/schedule/cede call */ |
183 | #ifndef NDEBUG |
192 | #ifndef NDEBUG |
184 | JMPENV *idle_te; /* same as idle_sp, but for top_env */ |
193 | JMPENV *idle_te; /* same as idle_sp, but for top_env */ |
… | |
… | |
252 | SV *saved_deffh; |
261 | SV *saved_deffh; |
253 | SV *invoke_cb; |
262 | SV *invoke_cb; |
254 | AV *invoke_av; |
263 | AV *invoke_av; |
255 | |
264 | |
256 | /* on_enter/on_leave */ |
265 | /* on_enter/on_leave */ |
257 | AV *on_enter; |
266 | AV *on_enter; AV *on_enter_xs; |
258 | AV *on_leave; |
267 | AV *on_leave; AV *on_leave_xs; |
259 | |
268 | |
260 | /* swap_sv */ |
269 | /* swap_sv */ |
261 | AV *swap_sv; |
270 | AV *swap_sv; |
262 | |
271 | |
263 | /* times */ |
272 | /* times */ |
… | |
… | |
293 | #define coro_nready coroapi.nready |
302 | #define coro_nready coroapi.nready |
294 | |
303 | |
295 | /** JIT *********************************************************************/ |
304 | /** JIT *********************************************************************/ |
296 | |
305 | |
297 | #if CORO_JIT |
306 | #if CORO_JIT |
298 | /* APPLE doesn't have HAVE_MMAP though */ |
307 | /* APPLE doesn't have mmap though */ |
299 | #define CORO_JIT_UNIXY (__linux || __FreeBSD__ || __OpenBSD__ || __NetBSD__ || __solaris || __APPLE__) |
308 | #define CORO_JIT_UNIXY (__linux || __FreeBSD__ || __OpenBSD__ || __NetBSD__ || __solaris || __APPLE__) |
300 | #ifndef CORO_JIT_TYPE |
309 | #ifndef CORO_JIT_TYPE |
301 | #if __x86_64 && CORO_JIT_UNIXY |
310 | #if ECB_AMD64 && CORO_JIT_UNIXY |
302 | #define CORO_JIT_TYPE "amd64-unix" |
311 | #define CORO_JIT_TYPE "amd64-unix" |
303 | #elif __i386 && CORO_JIT_UNIXY |
312 | #elif __i386 && CORO_JIT_UNIXY |
304 | #define CORO_JIT_TYPE "x86-unix" |
313 | #define CORO_JIT_TYPE "x86-unix" |
305 | #endif |
314 | #endif |
306 | #endif |
315 | #endif |
307 | #endif |
316 | #endif |
308 | |
317 | |
309 | #if !defined(CORO_JIT_TYPE) || !HAVE_MMAP |
318 | #if !defined(CORO_JIT_TYPE) || _POSIX_MEMORY_PROTECTION <= 0 |
310 | #undef CORO_JIT |
319 | #undef CORO_JIT |
311 | #endif |
320 | #endif |
312 | |
321 | |
313 | #if CORO_JIT |
322 | #if CORO_JIT |
314 | typedef void (*load_save_perl_slots_type)(perl_slots *); |
323 | typedef void (*load_save_perl_slots_type)(perl_slots *); |
… | |
… | |
371 | time_init (pTHX) |
380 | time_init (pTHX) |
372 | { |
381 | { |
373 | SV **svp; |
382 | SV **svp; |
374 | |
383 | |
375 | require_pv ("Time/HiRes.pm"); |
384 | require_pv ("Time/HiRes.pm"); |
376 | |
385 | |
377 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
386 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
378 | |
387 | |
379 | if (!svp) croak ("Time::HiRes is required, but missing. Caught"); |
388 | if (!svp) croak ("Time::HiRes is required, but missing. Caught"); |
380 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer. Caught"); |
389 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer. Caught"); |
381 | |
390 | |
… | |
… | |
499 | |
508 | |
500 | return 0; |
509 | return 0; |
501 | } |
510 | } |
502 | |
511 | |
503 | ecb_inline struct coro * |
512 | ecb_inline struct coro * |
504 | SvSTATE_ (pTHX_ SV *coro) |
513 | SvSTATE_ (pTHX_ SV *coro_sv) |
505 | { |
514 | { |
506 | MAGIC *mg; |
515 | MAGIC *mg; |
507 | |
516 | |
508 | if (SvROK (coro)) |
517 | if (SvROK (coro_sv)) |
509 | coro = SvRV (coro); |
518 | coro_sv = SvRV (coro_sv); |
510 | |
519 | |
511 | mg = SvSTATEhv_p (aTHX_ coro); |
520 | mg = SvSTATEhv_p (aTHX_ coro_sv); |
512 | if (!mg) |
521 | if (!mg) |
513 | croak ("Coro::State object required"); |
522 | croak ("Coro::State object required"); |
514 | |
523 | |
515 | return (struct coro *)mg->mg_ptr; |
524 | return (struct coro *)mg->mg_ptr; |
516 | } |
525 | } |
… | |
… | |
522 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
531 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
523 | |
532 | |
524 | /*****************************************************************************/ |
533 | /*****************************************************************************/ |
525 | /* padlist management and caching */ |
534 | /* padlist management and caching */ |
526 | |
535 | |
527 | ecb_inline AV * |
536 | ecb_inline PADLIST * |
528 | coro_derive_padlist (pTHX_ CV *cv) |
537 | coro_derive_padlist (pTHX_ CV *cv) |
529 | { |
538 | { |
530 | AV *padlist = CvPADLIST (cv); |
539 | PADLIST *padlist = CvPADLIST (cv); |
531 | AV *newpadlist, *newpad; |
540 | PADLIST *newpadlist; |
|
|
541 | PADNAMELIST *padnames; |
|
|
542 | PAD *newpad; |
|
|
543 | PADOFFSET off = PadlistMAX (padlist) + 1; |
532 | |
544 | |
533 | newpadlist = newAV (); |
545 | #if NEWPADAPI |
|
|
546 | |
|
|
547 | /* if we had the original CvDEPTH, we might be able to steal the CvDEPTH+1 entry instead */ |
|
|
548 | /* 20131102194744.GA6705@schmorp.de, 20131102195825.2013.qmail@lists-nntp.develooper.com */ |
|
|
549 | while (!PadlistARRAY (padlist)[off - 1]) |
|
|
550 | --off; |
|
|
551 | |
|
|
552 | Perl_pad_push (aTHX_ padlist, off); |
|
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553 | |
|
|
554 | newpad = PadlistARRAY (padlist)[off]; |
|
|
555 | PadlistARRAY (padlist)[off] = 0; |
|
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556 | |
|
|
557 | #else |
|
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558 | |
|
|
559 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
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560 | Perl_pad_push (aTHX_ padlist, off); |
|
|
561 | #else |
|
|
562 | Perl_pad_push (aTHX_ padlist, off, 1); |
|
|
563 | #endif |
|
|
564 | |
|
|
565 | newpad = PadlistARRAY (padlist)[off]; |
|
|
566 | PadlistMAX (padlist) = off - 1; |
|
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567 | |
|
|
568 | #endif |
|
|
569 | |
|
|
570 | newPADLIST (newpadlist); |
|
|
571 | #if !PERL_VERSION_ATLEAST(5,15,3) |
|
|
572 | /* Padlists are AvREAL as of 5.15.3. See perl bug #98092 and perl commit 7d953ba. */ |
534 | AvREAL_off (newpadlist); |
573 | AvREAL_off (newpadlist); |
535 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
536 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1); |
|
|
537 | #else |
|
|
538 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
|
|
539 | #endif |
574 | #endif |
540 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
|
|
541 | --AvFILLp (padlist); |
|
|
542 | |
575 | |
543 | av_store (newpadlist, 0, SvREFCNT_inc_NN (AvARRAY (padlist)[0])); |
576 | /* Already extended to 2 elements by newPADLIST. */ |
544 | av_store (newpadlist, 1, (SV *)newpad); |
577 | PadlistMAX (newpadlist) = 1; |
|
|
578 | |
|
|
579 | padnames = PadlistNAMES (padlist); |
|
|
580 | ++PadnamelistREFCNT (padnames); |
|
|
581 | PadlistNAMES (newpadlist) = padnames; |
|
|
582 | |
|
|
583 | PadlistARRAY (newpadlist)[1] = newpad; |
545 | |
584 | |
546 | return newpadlist; |
585 | return newpadlist; |
547 | } |
586 | } |
548 | |
587 | |
549 | ecb_inline void |
588 | ecb_inline void |
550 | free_padlist (pTHX_ AV *padlist) |
589 | free_padlist (pTHX_ PADLIST *padlist) |
551 | { |
590 | { |
552 | /* may be during global destruction */ |
591 | /* may be during global destruction */ |
553 | if (!IN_DESTRUCT) |
592 | if (!IN_DESTRUCT) |
554 | { |
593 | { |
555 | I32 i = AvFILLp (padlist); |
594 | I32 i = PadlistMAX (padlist); |
556 | |
595 | |
557 | while (i > 0) /* special-case index 0 */ |
596 | while (i > 0) /* special-case index 0 */ |
558 | { |
597 | { |
559 | /* we try to be extra-careful here */ |
598 | /* we try to be extra-careful here */ |
560 | AV *av = (AV *)AvARRAY (padlist)[i--]; |
599 | PAD *pad = PadlistARRAY (padlist)[i--]; |
561 | I32 j = AvFILLp (av); |
|
|
562 | |
600 | |
|
|
601 | if (pad) |
|
|
602 | { |
|
|
603 | I32 j = PadMAX (pad); |
|
|
604 | |
563 | while (j >= 0) |
605 | while (j >= 0) |
564 | SvREFCNT_dec (AvARRAY (av)[j--]); |
606 | SvREFCNT_dec (PadARRAY (pad)[j--]); |
565 | |
607 | |
566 | AvFILLp (av) = -1; |
608 | PadMAX (pad) = -1; |
567 | SvREFCNT_dec (av); |
609 | SvREFCNT_dec (pad); |
|
|
610 | } |
568 | } |
611 | } |
569 | |
612 | |
570 | SvREFCNT_dec (AvARRAY (padlist)[0]); |
613 | PadnamelistREFCNT_dec (PadlistNAMES (padlist)); |
571 | |
614 | |
|
|
615 | #if NEWPADAPI |
|
|
616 | Safefree (PadlistARRAY (padlist)); |
|
|
617 | Safefree (padlist); |
|
|
618 | #else |
572 | AvFILLp (padlist) = -1; |
619 | AvFILLp (padlist) = -1; |
|
|
620 | AvREAL_off (padlist); |
573 | SvREFCNT_dec ((SV*)padlist); |
621 | SvREFCNT_dec ((SV*)padlist); |
|
|
622 | #endif |
574 | } |
623 | } |
575 | } |
624 | } |
576 | |
625 | |
577 | static int |
626 | static int |
578 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
627 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
579 | { |
628 | { |
580 | AV *padlist; |
629 | PADLIST *padlist; |
581 | AV *av = (AV *)mg->mg_obj; |
630 | PADLIST **padlists = (PADLIST **)(mg->mg_ptr + sizeof(size_t)); |
|
|
631 | size_t len = *(size_t *)mg->mg_ptr; |
582 | |
632 | |
583 | /* perl manages to free our internal AV and _then_ call us */ |
633 | /* perl manages to free our internal AV and _then_ call us */ |
584 | if (IN_DESTRUCT) |
634 | if (IN_DESTRUCT) |
585 | return 0; |
635 | return 0; |
586 | |
636 | |
587 | /* casting is fun. */ |
637 | while (len--) |
588 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
|
|
589 | free_padlist (aTHX_ padlist); |
638 | free_padlist (aTHX_ padlists[len]); |
590 | |
|
|
591 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
|
|
592 | |
639 | |
593 | return 0; |
640 | return 0; |
594 | } |
641 | } |
595 | |
642 | |
596 | static MGVTBL coro_cv_vtbl = { |
643 | static MGVTBL coro_cv_vtbl = { |
… | |
… | |
601 | /* the next two functions merely cache the padlists */ |
648 | /* the next two functions merely cache the padlists */ |
602 | ecb_inline void |
649 | ecb_inline void |
603 | get_padlist (pTHX_ CV *cv) |
650 | get_padlist (pTHX_ CV *cv) |
604 | { |
651 | { |
605 | MAGIC *mg = CORO_MAGIC_cv (cv); |
652 | MAGIC *mg = CORO_MAGIC_cv (cv); |
606 | AV *av; |
653 | size_t *lenp; |
607 | |
654 | |
608 | if (ecb_expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) |
655 | if (ecb_expect_true (mg && *(lenp = (size_t *)mg->mg_ptr))) |
609 | CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; |
656 | CvPADLIST (cv) = ((PADLIST **)(mg->mg_ptr + sizeof(size_t)))[--*lenp]; |
610 | else |
657 | else |
611 | { |
658 | { |
612 | #if CORO_PREFER_PERL_FUNCTIONS |
659 | #if CORO_PREFER_PERL_FUNCTIONS |
613 | /* this is probably cleaner? but also slower! */ |
660 | /* this is probably cleaner? but also slower! */ |
614 | /* in practise, it seems to be less stable */ |
661 | /* in practise, it seems to be less stable */ |
… | |
… | |
624 | |
671 | |
625 | ecb_inline void |
672 | ecb_inline void |
626 | put_padlist (pTHX_ CV *cv) |
673 | put_padlist (pTHX_ CV *cv) |
627 | { |
674 | { |
628 | MAGIC *mg = CORO_MAGIC_cv (cv); |
675 | MAGIC *mg = CORO_MAGIC_cv (cv); |
629 | AV *av; |
|
|
630 | |
676 | |
631 | if (ecb_expect_false (!mg)) |
677 | if (ecb_expect_false (!mg)) |
|
|
678 | { |
632 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
679 | mg = sv_magicext ((SV *)cv, 0, CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
|
|
680 | Newz (0, mg->mg_ptr ,sizeof (size_t) + sizeof (PADLIST *), char); |
|
|
681 | mg->mg_len = 1; /* so mg_free frees mg_ptr */ |
|
|
682 | } |
|
|
683 | else |
|
|
684 | Renew (mg->mg_ptr, |
|
|
685 | sizeof(size_t) + (*(size_t *)mg->mg_ptr + 1) * sizeof(PADLIST *), |
|
|
686 | char); |
633 | |
687 | |
634 | av = (AV *)mg->mg_obj; |
688 | ((PADLIST **)(mg->mg_ptr + sizeof (size_t))) [(*(size_t *)mg->mg_ptr)++] = CvPADLIST (cv); |
635 | |
|
|
636 | if (ecb_expect_false (AvFILLp (av) >= AvMAX (av))) |
|
|
637 | av_extend (av, AvFILLp (av) + 1); |
|
|
638 | |
|
|
639 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
|
|
640 | } |
689 | } |
641 | |
690 | |
642 | /** load & save, init *******************************************************/ |
691 | /** load & save, init *******************************************************/ |
643 | |
692 | |
644 | ecb_inline void |
693 | ecb_inline void |
… | |
… | |
665 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
714 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
666 | |
715 | |
667 | /* if SvANY points to the head, we need to adjust the pointers, |
716 | /* if SvANY points to the head, we need to adjust the pointers, |
668 | * as the pointer for a still points to b, and maybe vice versa. |
717 | * as the pointer for a still points to b, and maybe vice versa. |
669 | */ |
718 | */ |
670 | #define svany_in_head(type) \ |
719 | U32 svany_in_head_set = (1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV); |
671 | (((1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV)) & (1 << (type))) |
720 | #if NVSIZE <= IVSIZE && PERL_VERSION_ATLEAST(5,22,0) |
|
|
721 | svany_in_head_set |= 1 << SVt_NV; |
|
|
722 | #endif |
|
|
723 | |
|
|
724 | #define svany_in_head(type) (svany_in_head_set & (1 << (type))) |
672 | |
725 | |
673 | if (svany_in_head (SvTYPE (a))) |
726 | if (svany_in_head (SvTYPE (a))) |
674 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
727 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
675 | |
728 | |
676 | if (svany_in_head (SvTYPE (b))) |
729 | if (svany_in_head (SvTYPE (b))) |
… | |
… | |
679 | #endif |
732 | #endif |
680 | } |
733 | } |
681 | |
734 | |
682 | /* swap sv heads, at least logically */ |
735 | /* swap sv heads, at least logically */ |
683 | static void |
736 | static void |
684 | swap_svs (pTHX_ Coro__State c) |
737 | swap_svs_enter (pTHX_ Coro__State c) |
685 | { |
738 | { |
686 | int i; |
739 | int i; |
687 | |
740 | |
688 | for (i = 0; i <= AvFILLp (c->swap_sv); i += 2) |
741 | for (i = 0; i <= AvFILLp (c->swap_sv); i += 2) |
689 | swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); |
742 | swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); |
690 | } |
743 | } |
691 | |
744 | |
|
|
745 | static void |
|
|
746 | swap_svs_leave (pTHX_ Coro__State c) |
|
|
747 | { |
|
|
748 | int i; |
|
|
749 | |
|
|
750 | for (i = AvFILLp (c->swap_sv) - 1; i >= 0; i -= 2) |
|
|
751 | swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); |
|
|
752 | } |
|
|
753 | |
692 | #define SWAP_SVS(coro) \ |
754 | #define SWAP_SVS_ENTER(coro) \ |
693 | if (ecb_expect_false ((coro)->swap_sv)) \ |
755 | if (ecb_expect_false ((coro)->swap_sv)) \ |
694 | swap_svs (aTHX_ (coro)) |
756 | swap_svs_enter (aTHX_ (coro)) |
|
|
757 | |
|
|
758 | #define SWAP_SVS_LEAVE(coro) \ |
|
|
759 | if (ecb_expect_false ((coro)->swap_sv)) \ |
|
|
760 | swap_svs_leave (aTHX_ (coro)) |
695 | |
761 | |
696 | static void |
762 | static void |
697 | on_enterleave_call (pTHX_ SV *cb); |
763 | on_enterleave_call (pTHX_ SV *cb); |
698 | |
764 | |
699 | static void |
765 | static void |
… | |
… | |
719 | /* now do the ugly restore mess */ |
785 | /* now do the ugly restore mess */ |
720 | while (ecb_expect_true (cv = (CV *)POPs)) |
786 | while (ecb_expect_true (cv = (CV *)POPs)) |
721 | { |
787 | { |
722 | put_padlist (aTHX_ cv); /* mark this padlist as available */ |
788 | put_padlist (aTHX_ cv); /* mark this padlist as available */ |
723 | CvDEPTH (cv) = PTR2IV (POPs); |
789 | CvDEPTH (cv) = PTR2IV (POPs); |
724 | CvPADLIST (cv) = (AV *)POPs; |
790 | CvPADLIST (cv) = (PADLIST *)POPs; |
725 | } |
791 | } |
726 | |
792 | |
727 | PUTBACK; |
793 | PUTBACK; |
728 | } |
794 | } |
729 | |
795 | |
… | |
… | |
744 | |
810 | |
745 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
811 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
746 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
812 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
747 | } |
813 | } |
748 | |
814 | |
|
|
815 | if (ecb_expect_false (c->on_enter_xs)) |
|
|
816 | { |
|
|
817 | int i; |
|
|
818 | |
|
|
819 | for (i = 0; i <= AvFILLp (c->on_enter_xs); i += 2) |
|
|
820 | ((coro_enterleave_hook)AvARRAY (c->on_enter_xs)[i]) (aTHX_ AvARRAY (c->on_enter_xs)[i + 1]); |
|
|
821 | } |
|
|
822 | |
749 | SWAP_SVS (c); |
823 | SWAP_SVS_ENTER (c); |
750 | } |
824 | } |
751 | |
825 | |
752 | static void |
826 | static void |
753 | save_perl (pTHX_ Coro__State c) |
827 | save_perl (pTHX_ Coro__State c) |
754 | { |
828 | { |
755 | SWAP_SVS (c); |
829 | SWAP_SVS_LEAVE (c); |
|
|
830 | |
|
|
831 | if (ecb_expect_false (c->on_leave_xs)) |
|
|
832 | { |
|
|
833 | int i; |
|
|
834 | |
|
|
835 | for (i = AvFILLp (c->on_leave_xs) - 1; i >= 0; i -= 2) |
|
|
836 | ((coro_enterleave_hook)AvARRAY (c->on_leave_xs)[i]) (aTHX_ AvARRAY (c->on_leave_xs)[i + 1]); |
|
|
837 | } |
756 | |
838 | |
757 | if (ecb_expect_false (c->on_leave)) |
839 | if (ecb_expect_false (c->on_leave)) |
758 | { |
840 | { |
759 | int i; |
841 | int i; |
760 | |
842 | |
… | |
… | |
887 | #endif |
969 | #endif |
888 | |
970 | |
889 | New(54,PL_savestack,24,ANY); |
971 | New(54,PL_savestack,24,ANY); |
890 | PL_savestack_ix = 0; |
972 | PL_savestack_ix = 0; |
891 | PL_savestack_max = 24; |
973 | PL_savestack_max = 24; |
|
|
974 | #if PERL_VERSION_ATLEAST (5,24,0) |
|
|
975 | /* perl 5.24 moves SS_MAXPUSH optimisation from */ |
|
|
976 | /* the header macros to PL_savestack_max */ |
|
|
977 | PL_savestack_max -= SS_MAXPUSH; |
|
|
978 | #endif |
892 | |
979 | |
893 | #if !PERL_VERSION_ATLEAST (5,10,0) |
980 | #if !PERL_VERSION_ATLEAST (5,10,0) |
894 | New(54,PL_retstack,4,OP*); |
981 | New(54,PL_retstack,4,OP*); |
895 | PL_retstack_ix = 0; |
982 | PL_retstack_ix = 0; |
896 | PL_retstack_max = 4; |
983 | PL_retstack_max = 4; |
… | |
… | |
962 | } |
1049 | } |
963 | |
1050 | |
964 | return rss; |
1051 | return rss; |
965 | } |
1052 | } |
966 | |
1053 | |
967 | /** coroutine stack handling ************************************************/ |
1054 | /** provide custom get/set/clear methods for %SIG elements ******************/ |
968 | |
|
|
969 | static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); |
|
|
970 | static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg); |
|
|
971 | static int (*orig_sigelem_clr) (pTHX_ SV *sv, MAGIC *mg); |
|
|
972 | |
1055 | |
973 | /* apparently < 5.8.8 */ |
1056 | /* apparently < 5.8.8 */ |
974 | #ifndef MgPV_nolen_const |
1057 | #ifndef MgPV_nolen_const |
975 | #define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \ |
1058 | #define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \ |
976 | SvPV_nolen((SV*)((mg)->mg_ptr)) : \ |
1059 | SvPV_nolen((SV*)((mg)->mg_ptr)) : \ |
977 | (const char*)(mg)->mg_ptr) |
1060 | (const char*)(mg)->mg_ptr) |
978 | #endif |
1061 | #endif |
|
|
1062 | |
|
|
1063 | /* this will be a patched copy of PL_vtbl_sigelem */ |
|
|
1064 | static MGVTBL coro_sigelem_vtbl; |
|
|
1065 | |
|
|
1066 | static int ecb_cold |
|
|
1067 | coro_sig_copy (pTHX_ SV *sv, MAGIC *mg, SV *nsv, const char *name, I32 namlen) |
|
|
1068 | { |
|
|
1069 | sv_magic (nsv, mg->mg_obj, PERL_MAGIC_sigelem, name, namlen); |
|
|
1070 | assert (mg_find (nsv, PERL_MAGIC_sigelem)->mg_virtual == &PL_vtbl_sigelem); |
|
|
1071 | mg_find (nsv, PERL_MAGIC_sigelem)->mg_virtual = &coro_sigelem_vtbl; |
|
|
1072 | return 1; |
|
|
1073 | } |
|
|
1074 | |
|
|
1075 | /* perl does not have a %SIG vtbl, we provide one so we can override */ |
|
|
1076 | /* the cwvtblagic for %SIG members */ |
|
|
1077 | static const MGVTBL coro_sig_vtbl = { |
|
|
1078 | 0, 0, 0, 0, 0, |
|
|
1079 | coro_sig_copy |
|
|
1080 | }; |
979 | |
1081 | |
980 | /* |
1082 | /* |
981 | * This overrides the default magic get method of %SIG elements. |
1083 | * This overrides the default magic get method of %SIG elements. |
982 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
1084 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
983 | * and instead of trying to save and restore the hash elements (extremely slow), |
1085 | * and instead of trying to save and restore the hash elements (extremely slow), |
… | |
… | |
992 | { |
1094 | { |
993 | SV **svp = 0; |
1095 | SV **svp = 0; |
994 | |
1096 | |
995 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
1097 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
996 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
1098 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
997 | |
1099 | |
998 | if (svp) |
1100 | if (svp) |
999 | { |
1101 | { |
1000 | SV *ssv; |
1102 | SV *ssv; |
1001 | |
1103 | |
1002 | if (!*svp) |
1104 | if (!*svp) |
… | |
… | |
1009 | sv_setsv (sv, ssv); |
1111 | sv_setsv (sv, ssv); |
1010 | return 0; |
1112 | return 0; |
1011 | } |
1113 | } |
1012 | } |
1114 | } |
1013 | |
1115 | |
1014 | return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0; |
1116 | return PL_vtbl_sigelem.svt_get ? PL_vtbl_sigelem.svt_get (aTHX_ sv, mg) : 0; |
1015 | } |
1117 | } |
1016 | |
1118 | |
1017 | static int ecb_cold |
1119 | static int ecb_cold |
1018 | coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg) |
1120 | coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg) |
1019 | { |
1121 | { |
… | |
… | |
1033 | SvREFCNT_dec (old); |
1135 | SvREFCNT_dec (old); |
1034 | return 0; |
1136 | return 0; |
1035 | } |
1137 | } |
1036 | } |
1138 | } |
1037 | |
1139 | |
1038 | return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0; |
1140 | return PL_vtbl_sigelem.svt_clear ? PL_vtbl_sigelem.svt_clear (aTHX_ sv, mg) : 0; |
1039 | } |
1141 | } |
1040 | |
1142 | |
1041 | static int ecb_cold |
1143 | static int ecb_cold |
1042 | coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) |
1144 | coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) |
1043 | { |
1145 | { |
… | |
… | |
1057 | SvREFCNT_dec (old); |
1159 | SvREFCNT_dec (old); |
1058 | return 0; |
1160 | return 0; |
1059 | } |
1161 | } |
1060 | } |
1162 | } |
1061 | |
1163 | |
1062 | return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0; |
1164 | return PL_vtbl_sigelem.svt_set ? PL_vtbl_sigelem.svt_set (aTHX_ sv, mg) : 0; |
1063 | } |
1165 | } |
1064 | |
1166 | |
1065 | static void |
1167 | static void |
1066 | prepare_nop (pTHX_ struct coro_transfer_args *ta) |
1168 | prepare_nop (pTHX_ struct coro_transfer_args *ta) |
1067 | { |
1169 | { |
… | |
… | |
1078 | static int |
1180 | static int |
1079 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1181 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1080 | { |
1182 | { |
1081 | return 1; |
1183 | return 1; |
1082 | } |
1184 | } |
|
|
1185 | |
|
|
1186 | /** coroutine stack handling ************************************************/ |
1083 | |
1187 | |
1084 | static UNOP init_perl_op; |
1188 | static UNOP init_perl_op; |
1085 | |
1189 | |
1086 | ecb_noinline static void /* noinline to keep it out of the transfer fast path */ |
1190 | ecb_noinline static void /* noinline to keep it out of the transfer fast path */ |
1087 | init_perl (pTHX_ struct coro *coro) |
1191 | init_perl (pTHX_ struct coro *coro) |
… | |
… | |
1108 | PL_hints = 0; |
1212 | PL_hints = 0; |
1109 | |
1213 | |
1110 | /* recreate the die/warn hooks */ |
1214 | /* recreate the die/warn hooks */ |
1111 | PL_diehook = SvREFCNT_inc (rv_diehook); |
1215 | PL_diehook = SvREFCNT_inc (rv_diehook); |
1112 | PL_warnhook = SvREFCNT_inc (rv_warnhook); |
1216 | PL_warnhook = SvREFCNT_inc (rv_warnhook); |
1113 | |
1217 | |
1114 | GvSV (PL_defgv) = newSV (0); |
1218 | GvSV (PL_defgv) = newSV (0); |
1115 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1219 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1116 | GvSV (PL_errgv) = newSV (0); |
1220 | GvSV (PL_errgv) = newSV (0); |
1117 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1221 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1118 | GvHV (PL_hintgv) = 0; |
1222 | GvHV (PL_hintgv) = newHV (); |
|
|
1223 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
1224 | hv_magic (GvHV (PL_hintgv), 0, PERL_MAGIC_hints); |
|
|
1225 | #endif |
1119 | PL_rs = newSVsv (GvSV (irsgv)); |
1226 | PL_rs = newSVsv (GvSV (irsgv)); |
1120 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
1227 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
1121 | |
1228 | |
1122 | { |
1229 | { |
1123 | dSP; |
1230 | dSP; |
… | |
… | |
1151 | PL_op = (OP *)&init_perl_op; |
1258 | PL_op = (OP *)&init_perl_op; |
1152 | |
1259 | |
1153 | /* copy throw, in case it was set before init_perl */ |
1260 | /* copy throw, in case it was set before init_perl */ |
1154 | CORO_THROW = coro->except; |
1261 | CORO_THROW = coro->except; |
1155 | |
1262 | |
1156 | SWAP_SVS (coro); |
1263 | SWAP_SVS_ENTER (coro); |
1157 | |
1264 | |
1158 | if (ecb_expect_false (enable_times)) |
1265 | if (ecb_expect_false (enable_times)) |
1159 | { |
1266 | { |
1160 | coro_times_update (); |
1267 | coro_times_update (); |
1161 | coro_times_sub (coro); |
1268 | coro_times_sub (coro); |
… | |
… | |
1199 | /* this will cause transfer_check to croak on block*/ |
1306 | /* this will cause transfer_check to croak on block*/ |
1200 | SvRV_set (coro_current, (SV *)coro->hv); |
1307 | SvRV_set (coro_current, (SV *)coro->hv); |
1201 | |
1308 | |
1202 | load_perl (aTHX_ coro); |
1309 | load_perl (aTHX_ coro); |
1203 | |
1310 | |
|
|
1311 | /* restore swapped sv's */ |
|
|
1312 | SWAP_SVS_LEAVE (coro); |
|
|
1313 | |
1204 | coro_unwind_stacks (aTHX); |
1314 | coro_unwind_stacks (aTHX); |
1205 | |
|
|
1206 | /* restore swapped sv's */ |
|
|
1207 | SWAP_SVS (coro); |
|
|
1208 | |
1315 | |
1209 | coro_destruct_stacks (aTHX); |
1316 | coro_destruct_stacks (aTHX); |
1210 | |
1317 | |
1211 | /* now save some sv's to be free'd later */ |
1318 | /* now save some sv's to be free'd later */ |
1212 | svf [0] = GvSV (PL_defgv); |
1319 | svf [0] = GvSV (PL_defgv); |
… | |
… | |
1233 | |
1340 | |
1234 | SvREFCNT_dec (coro->saved_deffh); |
1341 | SvREFCNT_dec (coro->saved_deffh); |
1235 | SvREFCNT_dec (coro->rouse_cb); |
1342 | SvREFCNT_dec (coro->rouse_cb); |
1236 | SvREFCNT_dec (coro->invoke_cb); |
1343 | SvREFCNT_dec (coro->invoke_cb); |
1237 | SvREFCNT_dec (coro->invoke_av); |
1344 | SvREFCNT_dec (coro->invoke_av); |
|
|
1345 | SvREFCNT_dec (coro->on_enter_xs); |
|
|
1346 | SvREFCNT_dec (coro->on_leave_xs); |
1238 | } |
1347 | } |
1239 | } |
1348 | } |
1240 | |
1349 | |
1241 | ecb_inline void |
1350 | ecb_inline void |
1242 | free_coro_mortal (pTHX) |
1351 | free_coro_mortal (pTHX) |
… | |
… | |
1305 | |
1414 | |
1306 | if (PL_curcop != &PL_compiling) |
1415 | if (PL_curcop != &PL_compiling) |
1307 | { |
1416 | { |
1308 | SV **cb; |
1417 | SV **cb; |
1309 | |
1418 | |
1310 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB) |
1419 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB && cxstack_ix >= 0) |
1311 | { |
1420 | { |
1312 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1421 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1313 | |
1422 | |
1314 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1423 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1315 | { |
1424 | { |
… | |
… | |
1457 | * coro body here, as perl_run destroys these. Likewise, we cannot catch |
1566 | * coro body here, as perl_run destroys these. Likewise, we cannot catch |
1458 | * runtime errors here, as this is just a random interpreter, not a thread. |
1567 | * runtime errors here, as this is just a random interpreter, not a thread. |
1459 | */ |
1568 | */ |
1460 | |
1569 | |
1461 | /* |
1570 | /* |
|
|
1571 | * pp_entersub in 5.24 no longer ENTERs, but perl_destruct |
|
|
1572 | * requires PL_scopestack_ix, so do it here if required. |
|
|
1573 | */ |
|
|
1574 | if (!PL_scopestack_ix) |
|
|
1575 | ENTER; |
|
|
1576 | |
|
|
1577 | /* |
1462 | * If perl-run returns we assume exit() was being called or the coro |
1578 | * If perl-run returns we assume exit() was being called or the coro |
1463 | * fell off the end, which seems to be the only valid (non-bug) |
1579 | * fell off the end, which seems to be the only valid (non-bug) |
1464 | * reason for perl_run to return. We try to mimic whatever perl is normally |
1580 | * reason for perl_run to return. We try to mimic whatever perl is normally |
1465 | * doing in that case. YMMV. |
1581 | * doing in that case. YMMV. |
1466 | */ |
1582 | */ |
… | |
… | |
1487 | static coro_cctx * |
1603 | static coro_cctx * |
1488 | cctx_new_empty (void) |
1604 | cctx_new_empty (void) |
1489 | { |
1605 | { |
1490 | coro_cctx *cctx = cctx_new (); |
1606 | coro_cctx *cctx = cctx_new (); |
1491 | |
1607 | |
1492 | cctx->sptr = 0; |
1608 | cctx->stack.sptr = 0; |
1493 | coro_create (&cctx->cctx, 0, 0, 0, 0); |
1609 | coro_create (&cctx->cctx, 0, 0, 0, 0); |
1494 | |
1610 | |
1495 | return cctx; |
1611 | return cctx; |
1496 | } |
1612 | } |
1497 | |
1613 | |
1498 | /* create a new cctx suitable as destination/running a perl interpreter */ |
1614 | /* create a new cctx suitable as destination/running a perl interpreter */ |
1499 | static coro_cctx * |
1615 | static coro_cctx * |
1500 | cctx_new_run (void) |
1616 | cctx_new_run (void) |
1501 | { |
1617 | { |
1502 | coro_cctx *cctx = cctx_new (); |
1618 | coro_cctx *cctx = cctx_new (); |
1503 | void *stack_start; |
|
|
1504 | size_t stack_size; |
|
|
1505 | |
1619 | |
1506 | #if HAVE_MMAP |
1620 | if (!coro_stack_alloc (&cctx->stack, cctx_stacksize)) |
1507 | cctx->ssize = ((cctx_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE; |
|
|
1508 | /* mmap supposedly does allocate-on-write for us */ |
|
|
1509 | cctx->sptr = mmap (0, cctx->ssize, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANONYMOUS, -1, 0); |
|
|
1510 | |
|
|
1511 | if (cctx->sptr != (void *)-1) |
|
|
1512 | { |
|
|
1513 | #if CORO_STACKGUARD |
|
|
1514 | mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE); |
|
|
1515 | #endif |
|
|
1516 | stack_start = (char *)cctx->sptr + CORO_STACKGUARD * PAGESIZE; |
|
|
1517 | stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE; |
|
|
1518 | cctx->flags |= CC_MAPPED; |
|
|
1519 | } |
1621 | { |
1520 | else |
|
|
1521 | #endif |
|
|
1522 | { |
|
|
1523 | cctx->ssize = cctx_stacksize * (long)sizeof (long); |
|
|
1524 | New (0, cctx->sptr, cctx_stacksize, long); |
|
|
1525 | |
|
|
1526 | if (!cctx->sptr) |
|
|
1527 | { |
|
|
1528 | perror ("FATAL: unable to allocate stack for coroutine, exiting."); |
1622 | perror ("FATAL: unable to allocate stack for coroutine, exiting."); |
1529 | _exit (EXIT_FAILURE); |
1623 | _exit (EXIT_FAILURE); |
1530 | } |
|
|
1531 | |
|
|
1532 | stack_start = cctx->sptr; |
|
|
1533 | stack_size = cctx->ssize; |
|
|
1534 | } |
1624 | } |
1535 | |
1625 | |
1536 | #if CORO_USE_VALGRIND |
|
|
1537 | cctx->valgrind_id = VALGRIND_STACK_REGISTER ((char *)stack_start, (char *)stack_start + stack_size); |
|
|
1538 | #endif |
|
|
1539 | |
|
|
1540 | coro_create (&cctx->cctx, cctx_run, (void *)cctx, stack_start, stack_size); |
1626 | coro_create (&cctx->cctx, cctx_run, (void *)cctx, cctx->stack.sptr, cctx->stack.ssze); |
1541 | |
1627 | |
1542 | return cctx; |
1628 | return cctx; |
1543 | } |
1629 | } |
1544 | |
1630 | |
1545 | static void |
1631 | static void |
… | |
… | |
1551 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current)); |
1637 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current)); |
1552 | |
1638 | |
1553 | --cctx_count; |
1639 | --cctx_count; |
1554 | coro_destroy (&cctx->cctx); |
1640 | coro_destroy (&cctx->cctx); |
1555 | |
1641 | |
1556 | /* coro_transfer creates new, empty cctx's */ |
1642 | coro_stack_free (&cctx->stack); |
1557 | if (cctx->sptr) |
|
|
1558 | { |
|
|
1559 | #if CORO_USE_VALGRIND |
|
|
1560 | VALGRIND_STACK_DEREGISTER (cctx->valgrind_id); |
|
|
1561 | #endif |
|
|
1562 | |
|
|
1563 | #if HAVE_MMAP |
|
|
1564 | if (cctx->flags & CC_MAPPED) |
|
|
1565 | munmap (cctx->sptr, cctx->ssize); |
|
|
1566 | else |
|
|
1567 | #endif |
|
|
1568 | Safefree (cctx->sptr); |
|
|
1569 | } |
|
|
1570 | |
1643 | |
1571 | Safefree (cctx); |
1644 | Safefree (cctx); |
1572 | } |
1645 | } |
1573 | |
1646 | |
1574 | /* wether this cctx should be destructed */ |
1647 | /* wether this cctx should be destructed */ |
… | |
… | |
1593 | } |
1666 | } |
1594 | |
1667 | |
1595 | static void |
1668 | static void |
1596 | cctx_put (coro_cctx *cctx) |
1669 | cctx_put (coro_cctx *cctx) |
1597 | { |
1670 | { |
1598 | assert (("FATAL: cctx_put called on non-initialised cctx in Coro (please report)", cctx->sptr)); |
1671 | assert (("FATAL: cctx_put called on non-initialised cctx in Coro (please report)", cctx->stack.sptr)); |
1599 | |
1672 | |
1600 | /* free another cctx if overlimit */ |
1673 | /* free another cctx if overlimit */ |
1601 | if (ecb_expect_false (cctx_idle >= cctx_max_idle)) |
1674 | if (ecb_expect_false (cctx_idle >= cctx_max_idle)) |
1602 | { |
1675 | { |
1603 | coro_cctx *first = cctx_first; |
1676 | coro_cctx *first = cctx_first; |
… | |
… | |
1729 | return; |
1802 | return; |
1730 | |
1803 | |
1731 | slf_destroy (aTHX_ coro); |
1804 | slf_destroy (aTHX_ coro); |
1732 | |
1805 | |
1733 | coro->flags |= CF_ZOMBIE; |
1806 | coro->flags |= CF_ZOMBIE; |
1734 | |
1807 | |
1735 | if (coro->flags & CF_READY) |
1808 | if (coro->flags & CF_READY) |
1736 | { |
1809 | { |
1737 | /* reduce nready, as destroying a ready coro effectively unreadies it */ |
1810 | /* reduce nready, as destroying a ready coro effectively unreadies it */ |
1738 | /* alternative: look through all ready queues and remove the coro */ |
1811 | /* alternative: look through all ready queues and remove the coro */ |
1739 | --coro_nready; |
1812 | --coro_nready; |
… | |
… | |
1935 | /* nothing to schedule: call the idle handler */ |
2008 | /* nothing to schedule: call the idle handler */ |
1936 | if (SvROK (sv_idle) |
2009 | if (SvROK (sv_idle) |
1937 | && SvOBJECT (SvRV (sv_idle))) |
2010 | && SvOBJECT (SvRV (sv_idle))) |
1938 | { |
2011 | { |
1939 | if (SvRV (sv_idle) == SvRV (coro_current)) |
2012 | if (SvRV (sv_idle) == SvRV (coro_current)) |
|
|
2013 | { |
|
|
2014 | require_pv ("Carp"); |
|
|
2015 | |
|
|
2016 | { |
|
|
2017 | dSP; |
|
|
2018 | |
|
|
2019 | ENTER; |
|
|
2020 | SAVETMPS; |
|
|
2021 | |
|
|
2022 | PUSHMARK (SP); |
1940 | croak ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught"); |
2023 | XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::idle blocked itself - did you try to block inside an event loop callback? Caught", 0))); |
|
|
2024 | PUTBACK; |
|
|
2025 | call_pv ("Carp::confess", G_VOID | G_DISCARD); |
|
|
2026 | |
|
|
2027 | FREETMPS; |
|
|
2028 | LEAVE; |
|
|
2029 | } |
|
|
2030 | } |
1941 | |
2031 | |
1942 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
2032 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1943 | api_ready (aTHX_ SvRV (sv_idle)); |
2033 | api_ready (aTHX_ SvRV (sv_idle)); |
1944 | --coro_nready; |
2034 | --coro_nready; |
1945 | } |
2035 | } |
… | |
… | |
2143 | AV *od = coro->on_destroy; |
2233 | AV *od = coro->on_destroy; |
2144 | |
2234 | |
2145 | if (!od) |
2235 | if (!od) |
2146 | return; |
2236 | return; |
2147 | |
2237 | |
|
|
2238 | coro->on_destroy = 0; |
|
|
2239 | sv_2mortal ((SV *)od); |
|
|
2240 | |
2148 | while (AvFILLp (od) >= 0) |
2241 | while (AvFILLp (od) >= 0) |
2149 | { |
2242 | { |
2150 | SV *cb = sv_2mortal (av_pop (od)); |
2243 | SV *cb = sv_2mortal (av_pop (od)); |
2151 | |
2244 | |
2152 | /* coro hv's (and only hv's at the moment) are supported as well */ |
2245 | /* coro hv's (and only hv's at the moment) are supported as well */ |
… | |
… | |
2172 | |
2265 | |
2173 | static void |
2266 | static void |
2174 | coro_set_status (pTHX_ struct coro *coro, SV **arg, int items) |
2267 | coro_set_status (pTHX_ struct coro *coro, SV **arg, int items) |
2175 | { |
2268 | { |
2176 | AV *av; |
2269 | AV *av; |
2177 | |
2270 | |
2178 | if (coro->status) |
2271 | if (coro->status) |
2179 | { |
2272 | { |
2180 | av = coro->status; |
2273 | av = coro->status; |
2181 | av_clear (av); |
2274 | av_clear (av); |
2182 | } |
2275 | } |
… | |
… | |
2229 | |
2322 | |
2230 | coro = SvSTATE (arg [0]); |
2323 | coro = SvSTATE (arg [0]); |
2231 | coro_hv = coro->hv; |
2324 | coro_hv = coro->hv; |
2232 | |
2325 | |
2233 | coro_set_status (aTHX_ coro, arg + 1, items - 1); |
2326 | coro_set_status (aTHX_ coro, arg + 1, items - 1); |
2234 | |
2327 | |
2235 | if (ecb_expect_false (coro->flags & CF_NOCANCEL)) |
2328 | if (ecb_expect_false (coro->flags & CF_NOCANCEL)) |
2236 | { |
2329 | { |
2237 | /* coro currently busy cancelling something, so just notify it */ |
2330 | /* coro currently busy cancelling something, so just notify it */ |
2238 | coro->slf_frame.data = (void *)coro; |
2331 | coro->slf_frame.data = (void *)coro; |
2239 | |
2332 | |
… | |
… | |
2246 | slf_init_terminate_cancel_common (aTHX_ frame, coro_hv); |
2339 | slf_init_terminate_cancel_common (aTHX_ frame, coro_hv); |
2247 | } |
2340 | } |
2248 | else |
2341 | else |
2249 | { |
2342 | { |
2250 | struct coro *self = SvSTATE_current; |
2343 | struct coro *self = SvSTATE_current; |
|
|
2344 | |
|
|
2345 | if (!self) |
|
|
2346 | croak ("Coro::cancel called outside of thread content,"); |
2251 | |
2347 | |
2252 | /* otherwise we cancel directly, purely for speed reasons |
2348 | /* otherwise we cancel directly, purely for speed reasons |
2253 | * unfortunately, this requires some magic trickery, as |
2349 | * unfortunately, this requires some magic trickery, as |
2254 | * somebody else could cancel us, so we have to fight the cancellation. |
2350 | * somebody else could cancel us, so we have to fight the cancellation. |
2255 | * this is ugly, and hopefully fully worth the extra speed. |
2351 | * this is ugly, and hopefully fully worth the extra speed. |
… | |
… | |
2365 | else |
2461 | else |
2366 | { |
2462 | { |
2367 | av_clear (GvAV (PL_defgv)); |
2463 | av_clear (GvAV (PL_defgv)); |
2368 | hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0); |
2464 | hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0); |
2369 | |
2465 | |
|
|
2466 | if (ecb_expect_false (coro->swap_sv)) |
|
|
2467 | { |
|
|
2468 | swap_svs_leave (coro); |
|
|
2469 | SvREFCNT_dec_NN (coro->swap_sv); |
|
|
2470 | coro->swap_sv = 0; |
|
|
2471 | } |
|
|
2472 | |
2370 | coro->prio = 0; |
2473 | coro->prio = 0; |
2371 | |
2474 | |
2372 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
2475 | if (ecb_expect_false (coro->cctx) && ecb_expect_false (coro->cctx->flags & CC_TRACE)) |
2373 | api_trace (aTHX_ coro_current, 0); |
2476 | api_trace (aTHX_ coro_current, 0); |
2374 | |
2477 | |
2375 | frame->prepare = prepare_schedule; |
2478 | frame->prepare = prepare_schedule; |
2376 | av_push (av_async_pool, SvREFCNT_inc (hv)); |
2479 | av_push (av_async_pool, SvREFCNT_inc (hv)); |
2377 | } |
2480 | } |
… | |
… | |
2418 | |
2521 | |
2419 | static int |
2522 | static int |
2420 | slf_check_rouse_wait (pTHX_ struct CoroSLF *frame) |
2523 | slf_check_rouse_wait (pTHX_ struct CoroSLF *frame) |
2421 | { |
2524 | { |
2422 | SV *data = (SV *)frame->data; |
2525 | SV *data = (SV *)frame->data; |
2423 | |
2526 | |
2424 | if (CORO_THROW) |
2527 | if (CORO_THROW) |
2425 | return 0; |
2528 | return 0; |
2426 | |
2529 | |
2427 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2530 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2428 | return 1; |
2531 | return 1; |
… | |
… | |
2464 | cb = sv_2mortal (coro->rouse_cb); |
2567 | cb = sv_2mortal (coro->rouse_cb); |
2465 | coro->rouse_cb = 0; |
2568 | coro->rouse_cb = 0; |
2466 | } |
2569 | } |
2467 | |
2570 | |
2468 | if (!SvROK (cb) |
2571 | if (!SvROK (cb) |
2469 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2572 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2470 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2573 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2471 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2574 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2472 | |
2575 | |
2473 | { |
2576 | { |
2474 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
2577 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
… | |
… | |
2597 | |
2700 | |
2598 | /* "undo"/cancel a running slf call - used when cancelling a coro, mainly */ |
2701 | /* "undo"/cancel a running slf call - used when cancelling a coro, mainly */ |
2599 | static void |
2702 | static void |
2600 | slf_destroy (pTHX_ struct coro *coro) |
2703 | slf_destroy (pTHX_ struct coro *coro) |
2601 | { |
2704 | { |
2602 | /* this callback is reserved for slf functions needing to do cleanup */ |
2705 | struct CoroSLF frame = coro->slf_frame; |
2603 | if (coro->slf_frame.destroy && coro->slf_frame.prepare && !PL_dirty) |
|
|
2604 | coro->slf_frame.destroy (aTHX_ &coro->slf_frame); |
|
|
2605 | |
2706 | |
2606 | /* |
2707 | /* |
2607 | * The on_destroy above most likely is from an SLF call. |
2708 | * The on_destroy below most likely is from an SLF call. |
2608 | * Since by definition the SLF call will not finish when we destroy |
2709 | * Since by definition the SLF call will not finish when we destroy |
2609 | * the coro, we will have to force-finish it here, otherwise |
2710 | * the coro, we will have to force-finish it here, otherwise |
2610 | * cleanup functions cannot call SLF functions. |
2711 | * cleanup functions cannot call SLF functions. |
2611 | */ |
2712 | */ |
2612 | coro->slf_frame.prepare = 0; |
2713 | coro->slf_frame.prepare = 0; |
|
|
2714 | |
|
|
2715 | /* this callback is reserved for slf functions needing to do cleanup */ |
|
|
2716 | if (frame.destroy && frame.prepare && !PL_dirty) |
|
|
2717 | frame.destroy (aTHX_ &frame); |
2613 | } |
2718 | } |
2614 | |
2719 | |
2615 | /* |
2720 | /* |
2616 | * these not obviously related functions are all rolled into one |
2721 | * these not obviously related functions are all rolled into one |
2617 | * function to increase chances that they all will call transfer with the same |
2722 | * function to increase chances that they all will call transfer with the same |
… | |
… | |
2800 | static void |
2905 | static void |
2801 | coro_pop_on_leave (pTHX_ void *coro) |
2906 | coro_pop_on_leave (pTHX_ void *coro) |
2802 | { |
2907 | { |
2803 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
2908 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
2804 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
2909 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
|
|
2910 | } |
|
|
2911 | |
|
|
2912 | static void |
|
|
2913 | enterleave_hook_xs (pTHX_ struct coro *coro, AV **avp, coro_enterleave_hook hook, void *arg) |
|
|
2914 | { |
|
|
2915 | if (!hook) |
|
|
2916 | return; |
|
|
2917 | |
|
|
2918 | if (!*avp) |
|
|
2919 | { |
|
|
2920 | *avp = newAV (); |
|
|
2921 | AvREAL_off (*avp); |
|
|
2922 | } |
|
|
2923 | |
|
|
2924 | av_push (*avp, (SV *)hook); |
|
|
2925 | av_push (*avp, (SV *)arg); |
|
|
2926 | } |
|
|
2927 | |
|
|
2928 | static void |
|
|
2929 | enterleave_unhook_xs (pTHX_ struct coro *coro, AV **avp, coro_enterleave_hook hook, int execute) |
|
|
2930 | { |
|
|
2931 | AV *av = *avp; |
|
|
2932 | int i; |
|
|
2933 | |
|
|
2934 | if (!av) |
|
|
2935 | return; |
|
|
2936 | |
|
|
2937 | for (i = AvFILLp (av) - 1; i >= 0; i -= 2) |
|
|
2938 | if (AvARRAY (av)[i] == (SV *)hook) |
|
|
2939 | { |
|
|
2940 | if (execute) |
|
|
2941 | hook (aTHX_ (void *)AvARRAY (av)[i + 1]); |
|
|
2942 | |
|
|
2943 | memmove (AvARRAY (av) + i, AvARRAY (av) + i + 2, AvFILLp (av) - i - 1); |
|
|
2944 | av_pop (av); |
|
|
2945 | av_pop (av); |
|
|
2946 | break; |
|
|
2947 | } |
|
|
2948 | |
|
|
2949 | if (AvFILLp (av) >= 0) |
|
|
2950 | { |
|
|
2951 | *avp = 0; |
|
|
2952 | SvREFCNT_dec_NN (av); |
|
|
2953 | } |
|
|
2954 | } |
|
|
2955 | |
|
|
2956 | static void |
|
|
2957 | api_enterleave_hook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, void *enter_arg, coro_enterleave_hook leave, void *leave_arg) |
|
|
2958 | { |
|
|
2959 | struct coro *coro = SvSTATE (coro_sv); |
|
|
2960 | |
|
|
2961 | if (SvSTATE_current == coro) |
|
|
2962 | if (enter) |
|
|
2963 | enter (aTHX_ enter_arg); |
|
|
2964 | |
|
|
2965 | enterleave_hook_xs (aTHX_ coro, &coro->on_enter_xs, enter, enter_arg); |
|
|
2966 | enterleave_hook_xs (aTHX_ coro, &coro->on_leave_xs, leave, leave_arg); |
|
|
2967 | } |
|
|
2968 | |
|
|
2969 | static void |
|
|
2970 | api_enterleave_unhook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, coro_enterleave_hook leave) |
|
|
2971 | { |
|
|
2972 | struct coro *coro = SvSTATE (coro_sv); |
|
|
2973 | |
|
|
2974 | enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0); |
|
|
2975 | enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, SvSTATE_current == coro); |
|
|
2976 | } |
|
|
2977 | |
|
|
2978 | static void |
|
|
2979 | savedestructor_unhook_enter (pTHX_ coro_enterleave_hook enter) |
|
|
2980 | { |
|
|
2981 | struct coro *coro = SvSTATE_current; |
|
|
2982 | |
|
|
2983 | enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0); |
|
|
2984 | } |
|
|
2985 | |
|
|
2986 | static void |
|
|
2987 | savedestructor_unhook_leave (pTHX_ coro_enterleave_hook leave) |
|
|
2988 | { |
|
|
2989 | struct coro *coro = SvSTATE_current; |
|
|
2990 | |
|
|
2991 | enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, 1); |
|
|
2992 | } |
|
|
2993 | |
|
|
2994 | static void |
|
|
2995 | api_enterleave_scope_hook (pTHX_ coro_enterleave_hook enter, void *enter_arg, coro_enterleave_hook leave, void *leave_arg) |
|
|
2996 | { |
|
|
2997 | api_enterleave_hook (aTHX_ coro_current, enter, enter_arg, leave, leave_arg); |
|
|
2998 | |
|
|
2999 | /* this ought to be much cheaper than malloc + a single destructor call */ |
|
|
3000 | if (enter) SAVEDESTRUCTOR_X (savedestructor_unhook_enter, enter); |
|
|
3001 | if (leave) SAVEDESTRUCTOR_X (savedestructor_unhook_leave, leave); |
2805 | } |
3002 | } |
2806 | |
3003 | |
2807 | /*****************************************************************************/ |
3004 | /*****************************************************************************/ |
2808 | /* PerlIO::cede */ |
3005 | /* PerlIO::cede */ |
2809 | |
3006 | |
… | |
… | |
2939 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
3136 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
2940 | PUTBACK; |
3137 | PUTBACK; |
2941 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
3138 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
2942 | } |
3139 | } |
2943 | |
3140 | |
2944 | SvREFCNT_dec (cb); |
3141 | SvREFCNT_dec_NN (cb); |
2945 | } |
3142 | } |
2946 | } |
3143 | } |
2947 | |
3144 | |
2948 | static void |
3145 | static void |
2949 | coro_semaphore_destroy (pTHX_ struct CoroSLF *frame) |
3146 | coro_semaphore_destroy (pTHX_ struct CoroSLF *frame) |
… | |
… | |
2957 | { |
3154 | { |
2958 | AV *av = (AV *)frame->data; |
3155 | AV *av = (AV *)frame->data; |
2959 | SV *count_sv = AvARRAY (av)[0]; |
3156 | SV *count_sv = AvARRAY (av)[0]; |
2960 | SV *coro_hv = SvRV (coro_current); |
3157 | SV *coro_hv = SvRV (coro_current); |
2961 | |
3158 | |
|
|
3159 | frame->destroy = 0; |
|
|
3160 | |
2962 | /* if we are about to throw, don't actually acquire the lock, just throw */ |
3161 | /* if we are about to throw, don't actually acquire the lock, just throw */ |
2963 | if (CORO_THROW) |
3162 | if (ecb_expect_false (CORO_THROW)) |
|
|
3163 | { |
|
|
3164 | /* we still might be responsible for the semaphore, so wake up others */ |
|
|
3165 | coro_semaphore_adjust (aTHX_ av, 0); |
|
|
3166 | |
2964 | return 0; |
3167 | return 0; |
|
|
3168 | } |
2965 | else if (SvIVX (count_sv) > 0) |
3169 | else if (SvIVX (count_sv) > 0) |
2966 | { |
3170 | { |
2967 | frame->destroy = 0; |
|
|
2968 | |
|
|
2969 | if (acquire) |
3171 | if (acquire) |
2970 | SvIVX (count_sv) = SvIVX (count_sv) - 1; |
3172 | SvIVX (count_sv) = SvIVX (count_sv) - 1; |
2971 | else |
3173 | else |
2972 | coro_semaphore_adjust (aTHX_ av, 0); |
3174 | coro_semaphore_adjust (aTHX_ av, 0); |
2973 | |
3175 | |
… | |
… | |
3084 | { |
3286 | { |
3085 | api_ready (aTHX_ cb); |
3287 | api_ready (aTHX_ cb); |
3086 | sv_setiv (cb, 0); /* signal waiter */ |
3288 | sv_setiv (cb, 0); /* signal waiter */ |
3087 | } |
3289 | } |
3088 | |
3290 | |
3089 | SvREFCNT_dec (cb); |
3291 | SvREFCNT_dec_NN (cb); |
3090 | |
3292 | |
3091 | --count; |
3293 | --count; |
3092 | } |
3294 | } |
3093 | } |
3295 | } |
3094 | |
3296 | |
… | |
… | |
3179 | } |
3381 | } |
3180 | |
3382 | |
3181 | av_push (state, data_sv); |
3383 | av_push (state, data_sv); |
3182 | |
3384 | |
3183 | api_ready (aTHX_ coro); |
3385 | api_ready (aTHX_ coro); |
3184 | SvREFCNT_dec (coro); |
3386 | SvREFCNT_dec_NN (coro); |
3185 | SvREFCNT_dec ((AV *)state); |
3387 | SvREFCNT_dec_NN ((AV *)state); |
3186 | } |
3388 | } |
3187 | |
3389 | |
3188 | static int |
3390 | static int |
3189 | slf_check_aio_req (pTHX_ struct CoroSLF *frame) |
3391 | slf_check_aio_req (pTHX_ struct CoroSLF *frame) |
3190 | { |
3392 | { |
… | |
… | |
3195 | /* it quickly returns */ |
3397 | /* it quickly returns */ |
3196 | if (CORO_THROW) |
3398 | if (CORO_THROW) |
3197 | return 0; |
3399 | return 0; |
3198 | |
3400 | |
3199 | /* one element that is an RV? repeat! */ |
3401 | /* one element that is an RV? repeat! */ |
3200 | if (AvFILLp (state) == 0 && SvROK (AvARRAY (state)[0])) |
3402 | if (AvFILLp (state) == 0 && SvTYPE (AvARRAY (state)[0]) != SVt_PV) |
3201 | return 1; |
3403 | return 1; |
3202 | |
3404 | |
3203 | /* restore status */ |
3405 | /* restore status */ |
3204 | { |
3406 | { |
3205 | SV *data_sv = av_pop (state); |
3407 | SV *data_sv = av_pop (state); |
… | |
… | |
3208 | errno = data->errorno; |
3410 | errno = data->errorno; |
3209 | PL_laststype = data->laststype; |
3411 | PL_laststype = data->laststype; |
3210 | PL_laststatval = data->laststatval; |
3412 | PL_laststatval = data->laststatval; |
3211 | PL_statcache = data->statcache; |
3413 | PL_statcache = data->statcache; |
3212 | |
3414 | |
3213 | SvREFCNT_dec (data_sv); |
3415 | SvREFCNT_dec_NN (data_sv); |
3214 | } |
3416 | } |
3215 | |
3417 | |
3216 | /* push result values */ |
3418 | /* push result values */ |
3217 | { |
3419 | { |
3218 | dSP; |
3420 | dSP; |
… | |
… | |
3433 | |
3635 | |
3434 | PROTOTYPES: DISABLE |
3636 | PROTOTYPES: DISABLE |
3435 | |
3637 | |
3436 | BOOT: |
3638 | BOOT: |
3437 | { |
3639 | { |
|
|
3640 | #define VARx(name,expr,type) if (sizeof (type) < sizeof (expr)) croak ("FATAL: Coro thread context slot '" # name "' too small for this version of perl."); |
|
|
3641 | #include "state.h" |
3438 | #ifdef USE_ITHREADS |
3642 | #ifdef USE_ITHREADS |
3439 | # if CORO_PTHREAD |
3643 | # if CORO_PTHREAD |
3440 | coro_thx = PERL_GET_CONTEXT; |
3644 | coro_thx = PERL_GET_CONTEXT; |
3441 | # endif |
3645 | # endif |
3442 | #endif |
3646 | #endif |
3443 | BOOT_PAGESIZE; |
|
|
3444 | |
|
|
3445 | /* perl defines these to check for existance first, but why it doesn't */ |
3647 | /* perl defines these to check for existance first, but why it doesn't */ |
3446 | /* just create them one at init time is not clear to me, except for */ |
3648 | /* just create them one at init time is not clear to me, except for */ |
3447 | /* programs trying to delete them, but... */ |
3649 | /* programs trying to delete them, but... */ |
3448 | /* anyway, we declare this as invalid and make sure they are initialised here */ |
3650 | /* anyway, we declare this as invalid and make sure they are initialised here */ |
3449 | DEFSV; |
3651 | DEFSV; |
… | |
… | |
3452 | cctx_current = cctx_new_empty (); |
3654 | cctx_current = cctx_new_empty (); |
3453 | |
3655 | |
3454 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
3656 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
3455 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
3657 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
3456 | |
3658 | |
3457 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
3659 | { |
3458 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
3660 | /* |
3459 | orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr; |
3661 | * we provide a vtbvl for %SIG magic that replaces PL_vtbl_sig |
|
|
3662 | * by coro_sig_vtbl in hash values. |
|
|
3663 | */ |
|
|
3664 | MAGIC *mg = mg_find ((SV *)GvHV (gv_fetchpv ("SIG", GV_ADD | GV_NOTQUAL, SVt_PVHV)), PERL_MAGIC_sig); |
|
|
3665 | |
|
|
3666 | /* this only works if perl doesn't have a vtbl for %SIG */ |
|
|
3667 | assert (!mg->mg_virtual); |
|
|
3668 | |
|
|
3669 | /* |
|
|
3670 | * The irony is that the perl API itself asserts that mg_virtual |
|
|
3671 | * must be non-const, yet perl5porters insisted on marking their |
|
|
3672 | * vtbls as read-only, just to thwart perl modules from patching |
|
|
3673 | * them. |
|
|
3674 | */ |
|
|
3675 | mg->mg_virtual = (MGVTBL *)&coro_sig_vtbl; |
|
|
3676 | mg->mg_flags |= MGf_COPY; |
|
|
3677 | |
|
|
3678 | coro_sigelem_vtbl = PL_vtbl_sigelem; |
|
|
3679 | coro_sigelem_vtbl.svt_get = coro_sigelem_get; |
|
|
3680 | coro_sigelem_vtbl.svt_set = coro_sigelem_set; |
|
|
3681 | coro_sigelem_vtbl.svt_clear = coro_sigelem_clr; |
|
|
3682 | } |
3460 | |
3683 | |
3461 | hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); |
|
|
3462 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
3684 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
3463 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
3685 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
3464 | |
3686 | |
3465 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
3687 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
3466 | |
3688 | |
… | |
… | |
3519 | void |
3741 | void |
3520 | transfer (...) |
3742 | transfer (...) |
3521 | PROTOTYPE: $$ |
3743 | PROTOTYPE: $$ |
3522 | CODE: |
3744 | CODE: |
3523 | CORO_EXECUTE_SLF_XS (slf_init_transfer); |
3745 | CORO_EXECUTE_SLF_XS (slf_init_transfer); |
3524 | |
|
|
3525 | void |
|
|
3526 | _exit (int code) |
|
|
3527 | PROTOTYPE: $ |
|
|
3528 | CODE: |
|
|
3529 | _exit (code); |
|
|
3530 | |
3746 | |
3531 | SV * |
3747 | SV * |
3532 | clone (Coro::State coro) |
3748 | clone (Coro::State coro) |
3533 | CODE: |
3749 | CODE: |
3534 | { |
3750 | { |
… | |
… | |
3589 | void |
3805 | void |
3590 | list () |
3806 | list () |
3591 | PROTOTYPE: |
3807 | PROTOTYPE: |
3592 | PPCODE: |
3808 | PPCODE: |
3593 | { |
3809 | { |
3594 | struct coro *coro; |
3810 | struct coro *coro; |
3595 | for (coro = coro_first; coro; coro = coro->next) |
3811 | for (coro = coro_first; coro; coro = coro->next) |
3596 | if (coro->hv) |
3812 | if (coro->hv) |
3597 | XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv))); |
3813 | XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv))); |
3598 | } |
3814 | } |
3599 | |
3815 | |
… | |
… | |
3663 | RETVAL = boolSV (coro->flags & ix); |
3879 | RETVAL = boolSV (coro->flags & ix); |
3664 | OUTPUT: |
3880 | OUTPUT: |
3665 | RETVAL |
3881 | RETVAL |
3666 | |
3882 | |
3667 | void |
3883 | void |
3668 | throw (Coro::State self, SV *exception = &PL_sv_undef) |
3884 | throw (SV *self, SV *exception = &PL_sv_undef) |
3669 | PROTOTYPE: $;$ |
3885 | PROTOTYPE: $;$ |
3670 | CODE: |
3886 | CODE: |
3671 | { |
3887 | { |
|
|
3888 | struct coro *coro = SvSTATE (self); |
3672 | struct coro *current = SvSTATE_current; |
3889 | struct coro *current = SvSTATE_current; |
3673 | SV **exceptionp = self == current ? &CORO_THROW : &self->except; |
3890 | SV **exceptionp = coro == current ? &CORO_THROW : &coro->except; |
3674 | SvREFCNT_dec (*exceptionp); |
3891 | SvREFCNT_dec (*exceptionp); |
3675 | SvGETMAGIC (exception); |
3892 | SvGETMAGIC (exception); |
3676 | *exceptionp = SvOK (exception) ? newSVsv (exception) : 0; |
3893 | *exceptionp = SvOK (exception) ? newSVsv (exception) : 0; |
|
|
3894 | |
|
|
3895 | api_ready (aTHX_ self); |
3677 | } |
3896 | } |
3678 | |
3897 | |
3679 | void |
3898 | void |
3680 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3899 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3681 | PROTOTYPE: $;$ |
3900 | PROTOTYPE: $;$ |
… | |
… | |
3758 | |
3977 | |
3759 | void |
3978 | void |
3760 | times (Coro::State self) |
3979 | times (Coro::State self) |
3761 | PPCODE: |
3980 | PPCODE: |
3762 | { |
3981 | { |
3763 | struct coro *current = SvSTATE (coro_current); |
3982 | struct coro *current = SvSTATE (coro_current); |
3764 | |
3983 | |
3765 | if (ecb_expect_false (current == self)) |
3984 | if (ecb_expect_false (current == self)) |
3766 | { |
3985 | { |
3767 | coro_times_update (); |
3986 | coro_times_update (); |
3768 | coro_times_add (SvSTATE (coro_current)); |
3987 | coro_times_add (SvSTATE (coro_current)); |
… | |
… | |
3775 | if (ecb_expect_false (current == self)) |
3994 | if (ecb_expect_false (current == self)) |
3776 | coro_times_sub (SvSTATE (coro_current)); |
3995 | coro_times_sub (SvSTATE (coro_current)); |
3777 | } |
3996 | } |
3778 | |
3997 | |
3779 | void |
3998 | void |
3780 | swap_sv (Coro::State coro, SV *sv, SV *swapsv) |
3999 | swap_sv (Coro::State coro, SV *sva, SV *svb) |
3781 | CODE: |
4000 | CODE: |
3782 | { |
4001 | { |
3783 | struct coro *current = SvSTATE_current; |
4002 | struct coro *current = SvSTATE_current; |
|
|
4003 | AV *swap_sv; |
|
|
4004 | int i; |
|
|
4005 | |
|
|
4006 | sva = SvRV (sva); |
|
|
4007 | svb = SvRV (svb); |
3784 | |
4008 | |
3785 | if (current == coro) |
4009 | if (current == coro) |
3786 | SWAP_SVS (current); |
4010 | SWAP_SVS_LEAVE (current); |
3787 | |
4011 | |
3788 | if (!coro->swap_sv) |
4012 | if (!coro->swap_sv) |
3789 | coro->swap_sv = newAV (); |
4013 | coro->swap_sv = newAV (); |
3790 | |
4014 | |
|
|
4015 | swap_sv = coro->swap_sv; |
|
|
4016 | |
|
|
4017 | for (i = AvFILLp (swap_sv) - 1; i >= 0; i -= 2) |
|
|
4018 | { |
|
|
4019 | SV *a = AvARRAY (swap_sv)[i ]; |
|
|
4020 | SV *b = AvARRAY (swap_sv)[i + 1]; |
|
|
4021 | |
|
|
4022 | if (a == sva && b == svb) |
|
|
4023 | { |
|
|
4024 | SvREFCNT_dec_NN (a); |
|
|
4025 | SvREFCNT_dec_NN (b); |
|
|
4026 | |
|
|
4027 | for (; i <= AvFILLp (swap_sv) - 2; i++) |
|
|
4028 | AvARRAY (swap_sv)[i] = AvARRAY (swap_sv)[i + 2]; |
|
|
4029 | |
|
|
4030 | AvFILLp (swap_sv) -= 2; |
|
|
4031 | |
|
|
4032 | goto removed; |
|
|
4033 | } |
|
|
4034 | } |
|
|
4035 | |
3791 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv ))); |
4036 | av_push (swap_sv, SvREFCNT_inc_NN (sva)); |
3792 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv))); |
4037 | av_push (swap_sv, SvREFCNT_inc_NN (svb)); |
|
|
4038 | |
|
|
4039 | removed: |
3793 | |
4040 | |
3794 | if (current == coro) |
4041 | if (current == coro) |
3795 | SWAP_SVS (current); |
4042 | SWAP_SVS_ENTER (current); |
3796 | } |
4043 | } |
3797 | |
4044 | |
3798 | |
4045 | |
3799 | MODULE = Coro::State PACKAGE = Coro |
4046 | MODULE = Coro::State PACKAGE = Coro |
3800 | |
4047 | |
3801 | BOOT: |
4048 | BOOT: |
3802 | { |
4049 | { |
|
|
4050 | if (SVt_LAST > 32) |
|
|
4051 | croak ("Coro internal error: SVt_LAST > 32, swap_sv might need adjustment"); |
|
|
4052 | |
3803 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
4053 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3804 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
4054 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3805 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
4055 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
3806 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
4056 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
3807 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
4057 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
… | |
… | |
3811 | |
4061 | |
3812 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
4062 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3813 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
4063 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3814 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
4064 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3815 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
4065 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
3816 | |
4066 | |
3817 | coro_stash = gv_stashpv ("Coro", TRUE); |
4067 | coro_stash = gv_stashpv ("Coro", TRUE); |
3818 | |
4068 | |
3819 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
4069 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3820 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
4070 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3821 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
4071 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
… | |
… | |
3833 | coroapi.ready = api_ready; |
4083 | coroapi.ready = api_ready; |
3834 | coroapi.is_ready = api_is_ready; |
4084 | coroapi.is_ready = api_is_ready; |
3835 | coroapi.nready = coro_nready; |
4085 | coroapi.nready = coro_nready; |
3836 | coroapi.current = coro_current; |
4086 | coroapi.current = coro_current; |
3837 | |
4087 | |
|
|
4088 | coroapi.enterleave_hook = api_enterleave_hook; |
|
|
4089 | coroapi.enterleave_unhook = api_enterleave_unhook; |
|
|
4090 | coroapi.enterleave_scope_hook = api_enterleave_scope_hook; |
|
|
4091 | |
3838 | /*GCoroAPI = &coroapi;*/ |
4092 | /*GCoroAPI = &coroapi;*/ |
3839 | sv_setiv (sv, (IV)&coroapi); |
4093 | sv_setiv (sv, (IV)&coroapi); |
3840 | SvREADONLY_on (sv); |
4094 | SvREADONLY_on (sv); |
3841 | } |
4095 | } |
3842 | } |
4096 | } |
… | |
… | |
3907 | |
4161 | |
3908 | void |
4162 | void |
3909 | _set_current (SV *current) |
4163 | _set_current (SV *current) |
3910 | PROTOTYPE: $ |
4164 | PROTOTYPE: $ |
3911 | CODE: |
4165 | CODE: |
3912 | SvREFCNT_dec (SvRV (coro_current)); |
4166 | SvREFCNT_dec_NN (SvRV (coro_current)); |
3913 | SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current))); |
4167 | SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current))); |
3914 | |
4168 | |
3915 | void |
4169 | void |
3916 | _set_readyhook (SV *hook) |
4170 | _set_readyhook (SV *hook) |
3917 | PROTOTYPE: $ |
4171 | PROTOTYPE: $ |
… | |
… | |
4001 | |
4255 | |
4002 | if ((SV *)hv == &PL_sv_undef) |
4256 | if ((SV *)hv == &PL_sv_undef) |
4003 | { |
4257 | { |
4004 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
4258 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
4005 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
4259 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
4006 | SvREFCNT_dec (sv); |
4260 | SvREFCNT_dec_NN (sv); |
4007 | } |
4261 | } |
4008 | |
4262 | |
4009 | { |
4263 | { |
4010 | struct coro *coro = SvSTATE_hv (hv); |
4264 | struct coro *coro = SvSTATE_hv (hv); |
4011 | |
4265 | |
… | |
… | |
4018 | api_ready (aTHX_ (SV *)hv); |
4272 | api_ready (aTHX_ (SV *)hv); |
4019 | |
4273 | |
4020 | if (GIMME_V != G_VOID) |
4274 | if (GIMME_V != G_VOID) |
4021 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); |
4275 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); |
4022 | else |
4276 | else |
4023 | SvREFCNT_dec (hv); |
4277 | SvREFCNT_dec_NN (hv); |
4024 | } |
4278 | } |
4025 | |
4279 | |
4026 | SV * |
4280 | SV * |
4027 | rouse_cb () |
4281 | rouse_cb () |
4028 | PROTOTYPE: |
4282 | PROTOTYPE: |
… | |
… | |
4043 | on_leave = 1 |
4297 | on_leave = 1 |
4044 | PROTOTYPE: & |
4298 | PROTOTYPE: & |
4045 | CODE: |
4299 | CODE: |
4046 | { |
4300 | { |
4047 | struct coro *coro = SvSTATE_current; |
4301 | struct coro *coro = SvSTATE_current; |
4048 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
4302 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
4049 | |
4303 | |
4050 | block = s_get_cv_croak (block); |
4304 | block = s_get_cv_croak (block); |
4051 | |
4305 | |
4052 | if (!*avp) |
4306 | if (!*avp) |
4053 | *avp = newAV (); |
4307 | *avp = newAV (); |
… | |
… | |
4073 | |
4327 | |
4074 | SV * |
4328 | SV * |
4075 | new (SV *klass, SV *count = 0) |
4329 | new (SV *klass, SV *count = 0) |
4076 | CODE: |
4330 | CODE: |
4077 | { |
4331 | { |
4078 | int semcnt = 1; |
4332 | int semcnt = 1; |
4079 | |
4333 | |
4080 | if (count) |
4334 | if (count) |
4081 | { |
4335 | { |
4082 | SvGETMAGIC (count); |
4336 | SvGETMAGIC (count); |
4083 | |
4337 | |
… | |
… | |
4107 | RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]); |
4361 | RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]); |
4108 | OUTPUT: |
4362 | OUTPUT: |
4109 | RETVAL |
4363 | RETVAL |
4110 | |
4364 | |
4111 | void |
4365 | void |
4112 | up (SV *self, int adjust = 1) |
4366 | up (SV *self) |
4113 | ALIAS: |
|
|
4114 | adjust = 1 |
|
|
4115 | CODE: |
4367 | CODE: |
|
|
4368 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), 1); |
|
|
4369 | |
|
|
4370 | void |
|
|
4371 | adjust (SV *self, int adjust) |
|
|
4372 | CODE: |
4116 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1); |
4373 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), adjust); |
4117 | |
4374 | |
4118 | void |
4375 | void |
4119 | down (...) |
4376 | down (...) |
4120 | CODE: |
4377 | CODE: |
4121 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |
4378 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |
… | |
… | |
4143 | XSRETURN_NO; |
4400 | XSRETURN_NO; |
4144 | } |
4401 | } |
4145 | |
4402 | |
4146 | void |
4403 | void |
4147 | waiters (SV *self) |
4404 | waiters (SV *self) |
4148 | PPCODE: |
4405 | PPCODE: |
4149 | { |
4406 | { |
4150 | AV *av = (AV *)SvRV (self); |
4407 | AV *av = (AV *)SvRV (self); |
4151 | int wcount = AvFILLp (av) + 1 - 1; |
4408 | int wcount = AvFILLp (av) + 1 - 1; |
4152 | |
4409 | |
4153 | if (GIMME_V == G_SCALAR) |
4410 | if (GIMME_V == G_SCALAR) |
… | |
… | |
4165 | |
4422 | |
4166 | void |
4423 | void |
4167 | _may_delete (SV *sem, int count, unsigned int extra_refs) |
4424 | _may_delete (SV *sem, int count, unsigned int extra_refs) |
4168 | PPCODE: |
4425 | PPCODE: |
4169 | { |
4426 | { |
4170 | AV *av = (AV *)SvRV (sem); |
4427 | AV *av = (AV *)SvRV (sem); |
4171 | |
4428 | |
4172 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
4429 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
4173 | && AvFILLp (av) == 0 /* no waiters, just count */ |
4430 | && AvFILLp (av) == 0 /* no waiters, just count */ |
4174 | && SvIV (AvARRAY (av)[0]) == count) |
4431 | && SvIV (AvARRAY (av)[0]) == count) |
4175 | XSRETURN_YES; |
4432 | XSRETURN_YES; |
… | |
… | |
4196 | |
4453 | |
4197 | void |
4454 | void |
4198 | broadcast (SV *self) |
4455 | broadcast (SV *self) |
4199 | CODE: |
4456 | CODE: |
4200 | { |
4457 | { |
4201 | AV *av = (AV *)SvRV (self); |
4458 | AV *av = (AV *)SvRV (self); |
4202 | coro_signal_wake (aTHX_ av, AvFILLp (av)); |
4459 | coro_signal_wake (aTHX_ av, AvFILLp (av)); |
4203 | } |
4460 | } |
4204 | |
4461 | |
4205 | void |
4462 | void |
4206 | send (SV *self) |
4463 | send (SV *self) |
… | |
… | |
4214 | SvIVX (AvARRAY (av)[0]) = 1; /* remember the signal */ |
4471 | SvIVX (AvARRAY (av)[0]) = 1; /* remember the signal */ |
4215 | } |
4472 | } |
4216 | |
4473 | |
4217 | IV |
4474 | IV |
4218 | awaited (SV *self) |
4475 | awaited (SV *self) |
4219 | CODE: |
4476 | CODE: |
4220 | RETVAL = AvFILLp ((AV *)SvRV (self)) + 1 - 1; |
4477 | RETVAL = AvFILLp ((AV *)SvRV (self)) + 1 - 1; |
4221 | OUTPUT: |
4478 | OUTPUT: |
4222 | RETVAL |
4479 | RETVAL |
4223 | |
4480 | |
4224 | |
4481 | |
… | |
… | |
4229 | |
4486 | |
4230 | void |
4487 | void |
4231 | _schedule (...) |
4488 | _schedule (...) |
4232 | CODE: |
4489 | CODE: |
4233 | { |
4490 | { |
4234 | static int incede; |
4491 | static int incede; |
4235 | |
4492 | |
4236 | api_cede_notself (aTHX); |
4493 | api_cede_notself (aTHX); |
4237 | |
4494 | |
4238 | ++incede; |
4495 | ++incede; |
4239 | while (coro_nready >= incede && api_cede (aTHX)) |
4496 | while (coro_nready >= incede && api_cede (aTHX)) |
… | |
… | |
4283 | { |
4540 | { |
4284 | PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect; |
4541 | PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect; |
4285 | coro_old_pp_sselect = 0; |
4542 | coro_old_pp_sselect = 0; |
4286 | } |
4543 | } |
4287 | |
4544 | |
|
|
4545 | MODULE = Coro::State PACKAGE = Coro::Util |
|
|
4546 | |
|
|
4547 | void |
|
|
4548 | _exit (int code) |
|
|
4549 | CODE: |
|
|
4550 | _exit (code); |
|
|
4551 | |
|
|
4552 | NV |
|
|
4553 | time () |
|
|
4554 | CODE: |
|
|
4555 | RETVAL = nvtime (aTHX); |
|
|
4556 | OUTPUT: |
|
|
4557 | RETVAL |
|
|
4558 | |
|
|
4559 | NV |
|
|
4560 | gettimeofday () |
|
|
4561 | PPCODE: |
|
|
4562 | { |
|
|
4563 | UV tv [2]; |
|
|
4564 | u2time (aTHX_ tv); |
|
|
4565 | EXTEND (SP, 2); |
|
|
4566 | PUSHs (sv_2mortal (newSVuv (tv [0]))); |
|
|
4567 | PUSHs (sv_2mortal (newSVuv (tv [1]))); |
|
|
4568 | } |
|
|
4569 | |