… | |
… | |
4 | #define PERL_EXT |
4 | #define PERL_EXT |
5 | |
5 | |
6 | #include "EXTERN.h" |
6 | #include "EXTERN.h" |
7 | #include "perl.h" |
7 | #include "perl.h" |
8 | #include "XSUB.h" |
8 | #include "XSUB.h" |
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9 | #include "perliol.h" |
9 | |
10 | |
10 | #include "patchlevel.h" |
11 | #include "patchlevel.h" |
11 | |
12 | |
12 | #include <stdio.h> |
13 | #include <stdio.h> |
13 | #include <errno.h> |
14 | #include <errno.h> |
14 | #include <assert.h> |
15 | #include <assert.h> |
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16 | |
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17 | #ifdef WIN32 |
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18 | # undef setjmp |
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19 | # undef longjmp |
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20 | # undef _exit |
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21 | # define setjmp _setjmp // deep magic, don't ask |
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22 | #else |
15 | #include <inttypes.h> /* portable stdint.h */ |
23 | # include <inttypes.h> /* most portable stdint.h */ |
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24 | #endif |
16 | |
25 | |
17 | #ifdef HAVE_MMAP |
26 | #ifdef HAVE_MMAP |
18 | # include <unistd.h> |
27 | # include <unistd.h> |
19 | # include <sys/mman.h> |
28 | # include <sys/mman.h> |
20 | # ifndef MAP_ANONYMOUS |
29 | # ifndef MAP_ANONYMOUS |
… | |
… | |
43 | #else |
52 | #else |
44 | # define REGISTER_STACK(cctx,start,end) |
53 | # define REGISTER_STACK(cctx,start,end) |
45 | #endif |
54 | #endif |
46 | |
55 | |
47 | /* the maximum number of idle cctx that will be pooled */ |
56 | /* the maximum number of idle cctx that will be pooled */ |
48 | #define MAX_IDLE_CCTX 8 |
57 | static int cctx_max_idle = 4; |
49 | |
58 | |
50 | #define PERL_VERSION_ATLEAST(a,b,c) \ |
59 | #define PERL_VERSION_ATLEAST(a,b,c) \ |
51 | (PERL_REVISION > (a) \ |
60 | (PERL_REVISION > (a) \ |
52 | || (PERL_REVISION == (a) \ |
61 | || (PERL_REVISION == (a) \ |
53 | && (PERL_VERSION > (b) \ |
62 | && (PERL_VERSION > (b) \ |
… | |
… | |
72 | # ifndef IS_PADCONST |
81 | # ifndef IS_PADCONST |
73 | # define IS_PADCONST(v) 0 |
82 | # define IS_PADCONST(v) 0 |
74 | # endif |
83 | # endif |
75 | #endif |
84 | #endif |
76 | |
85 | |
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86 | /* 5.11 */ |
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87 | #ifndef CxHASARGS |
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88 | # define CxHASARGS(cx) (cx)->blk_sub.hasargs |
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89 | #endif |
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90 | |
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91 | /* 5.10.0 */ |
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92 | #ifndef SvREFCNT_inc_NN |
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93 | # define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv) |
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94 | #endif |
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95 | |
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96 | /* 5.8.8 */ |
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97 | #ifndef GV_NOTQUAL |
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98 | # define GV_NOTQUAL 0 |
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99 | #endif |
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100 | #ifndef newSV |
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101 | # define newSV(l) NEWSV(0,l) |
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102 | #endif |
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103 | |
77 | /* 5.8.7 */ |
104 | /* 5.8.7 */ |
78 | #ifndef SvRV_set |
105 | #ifndef SvRV_set |
79 | # define SvRV_set(s,v) SvRV(s) = (v) |
106 | # define SvRV_set(s,v) SvRV(s) = (v) |
80 | #endif |
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81 | |
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82 | /* 5.8.8 */ |
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83 | #ifndef GV_NOTQUAL |
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84 | # define GV_NOTQUAL 0 |
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85 | #endif |
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86 | #ifndef newSV |
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87 | # define newSV(l) NEWSV(0,l) |
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88 | #endif |
107 | #endif |
89 | |
108 | |
90 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
109 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
91 | # undef CORO_STACKGUARD |
110 | # undef CORO_STACKGUARD |
92 | #endif |
111 | #endif |
… | |
… | |
123 | #define NOINLINE attribute ((noinline)) |
142 | #define NOINLINE attribute ((noinline)) |
124 | |
143 | |
125 | #include "CoroAPI.h" |
144 | #include "CoroAPI.h" |
126 | |
145 | |
127 | #ifdef USE_ITHREADS |
146 | #ifdef USE_ITHREADS |
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147 | |
128 | static perl_mutex coro_mutex; |
148 | static perl_mutex coro_lock; |
129 | # define LOCK do { MUTEX_LOCK (&coro_mutex); } while (0) |
149 | # define LOCK do { MUTEX_LOCK (&coro_lock); } while (0) |
130 | # define UNLOCK do { MUTEX_UNLOCK (&coro_mutex); } while (0) |
150 | # define UNLOCK do { MUTEX_UNLOCK (&coro_lock); } while (0) |
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151 | # if CORO_PTHREAD |
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152 | static void *coro_thx; |
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153 | # endif |
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154 | |
131 | #else |
155 | #else |
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156 | |
132 | # define LOCK (void)0 |
157 | # define LOCK (void)0 |
133 | # define UNLOCK (void)0 |
158 | # define UNLOCK (void)0 |
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159 | |
134 | #endif |
160 | #endif |
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161 | |
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162 | # undef LOCK |
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163 | # define LOCK (void)0 |
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164 | # undef UNLOCK |
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165 | # define UNLOCK (void)0 |
135 | |
166 | |
136 | /* helper storage struct for Coro::AIO */ |
167 | /* helper storage struct for Coro::AIO */ |
137 | struct io_state |
168 | struct io_state |
138 | { |
169 | { |
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170 | AV *res; |
139 | int errorno; |
171 | int errorno; |
140 | I32 laststype; |
172 | I32 laststype; /* U16 in 5.10.0 */ |
141 | int laststatval; |
173 | int laststatval; |
142 | Stat_t statcache; |
174 | Stat_t statcache; |
143 | }; |
175 | }; |
144 | |
176 | |
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177 | static double (*nvtime)(); /* so why doesn't it take void? */ |
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178 | |
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179 | static U32 cctx_gen; |
145 | static size_t coro_stacksize = CORO_STACKSIZE; |
180 | static size_t cctx_stacksize = CORO_STACKSIZE; |
146 | static struct CoroAPI coroapi; |
181 | static struct CoroAPI coroapi; |
147 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
182 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
148 | static JMPENV *main_top_env; |
183 | static JMPENV *main_top_env; |
149 | static HV *coro_state_stash, *coro_stash; |
184 | static HV *coro_state_stash, *coro_stash; |
150 | static volatile SV *coro_mortal; /* will be freed after next transfer */ |
185 | static volatile SV *coro_mortal; /* will be freed/thrown after next transfer */ |
151 | |
186 | |
152 | static GV *irsgv; /* $/ */ |
187 | static GV *irsgv; /* $/ */ |
153 | static GV *stdoutgv; /* *STDOUT */ |
188 | static GV *stdoutgv; /* *STDOUT */ |
154 | static SV *rv_diehook; |
189 | static SV *rv_diehook; |
155 | static SV *rv_warnhook; |
190 | static SV *rv_warnhook; |
… | |
… | |
157 | |
192 | |
158 | /* async_pool helper stuff */ |
193 | /* async_pool helper stuff */ |
159 | static SV *sv_pool_rss; |
194 | static SV *sv_pool_rss; |
160 | static SV *sv_pool_size; |
195 | static SV *sv_pool_size; |
161 | static AV *av_async_pool; |
196 | static AV *av_async_pool; |
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197 | |
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198 | /* Coro::AnyEvent */ |
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199 | static SV *sv_activity; |
162 | |
200 | |
163 | static struct coro_cctx *cctx_first; |
201 | static struct coro_cctx *cctx_first; |
164 | static int cctx_count, cctx_idle; |
202 | static int cctx_count, cctx_idle; |
165 | |
203 | |
166 | enum { |
204 | enum { |
… | |
… | |
184 | void *idle_sp; /* sp of top-level transfer/schedule/cede call */ |
222 | void *idle_sp; /* sp of top-level transfer/schedule/cede call */ |
185 | JMPENV *idle_te; /* same as idle_sp, but for top_env, TODO: remove once stable */ |
223 | JMPENV *idle_te; /* same as idle_sp, but for top_env, TODO: remove once stable */ |
186 | JMPENV *top_env; |
224 | JMPENV *top_env; |
187 | coro_context cctx; |
225 | coro_context cctx; |
188 | |
226 | |
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|
227 | U32 gen; |
189 | #if CORO_USE_VALGRIND |
228 | #if CORO_USE_VALGRIND |
190 | int valgrind_id; |
229 | int valgrind_id; |
191 | #endif |
230 | #endif |
192 | unsigned char flags; |
231 | unsigned char flags; |
193 | } coro_cctx; |
232 | } coro_cctx; |
… | |
… | |
252 | #define PRIO_IDLE -3 |
291 | #define PRIO_IDLE -3 |
253 | #define PRIO_MIN -4 |
292 | #define PRIO_MIN -4 |
254 | |
293 | |
255 | /* for Coro.pm */ |
294 | /* for Coro.pm */ |
256 | static SV *coro_current; |
295 | static SV *coro_current; |
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|
296 | static SV *coro_readyhook; |
257 | static AV *coro_ready [PRIO_MAX-PRIO_MIN+1]; |
297 | static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1]; |
258 | static int coro_nready; |
298 | static int coro_nready; |
259 | static struct coro *coro_first; |
299 | static struct coro *coro_first; |
260 | |
300 | |
261 | /** lowlevel stuff **********************************************************/ |
301 | /** lowlevel stuff **********************************************************/ |
262 | |
302 | |
263 | static SV * |
303 | static SV * |
264 | coro_get_sv (pTHX_ const char *name, int create) |
304 | coro_get_sv (pTHX_ const char *name, int create) |
265 | { |
305 | { |
266 | #if PERL_VERSION_ATLEAST (5,9,0) |
306 | #if PERL_VERSION_ATLEAST (5,10,0) |
267 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
307 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
268 | get_sv (name, create); |
308 | get_sv (name, create); |
269 | #endif |
309 | #endif |
270 | return get_sv (name, create); |
310 | return get_sv (name, create); |
271 | } |
311 | } |
272 | |
312 | |
273 | static AV * |
313 | static AV * |
274 | coro_get_av (pTHX_ const char *name, int create) |
314 | coro_get_av (pTHX_ const char *name, int create) |
275 | { |
315 | { |
276 | #if PERL_VERSION_ATLEAST (5,9,0) |
316 | #if PERL_VERSION_ATLEAST (5,10,0) |
277 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
317 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
278 | get_av (name, create); |
318 | get_av (name, create); |
279 | #endif |
319 | #endif |
280 | return get_av (name, create); |
320 | return get_av (name, create); |
281 | } |
321 | } |
282 | |
322 | |
283 | static HV * |
323 | static HV * |
284 | coro_get_hv (pTHX_ const char *name, int create) |
324 | coro_get_hv (pTHX_ const char *name, int create) |
285 | { |
325 | { |
286 | #if PERL_VERSION_ATLEAST (5,9,0) |
326 | #if PERL_VERSION_ATLEAST (5,10,0) |
287 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
327 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
288 | get_hv (name, create); |
328 | get_hv (name, create); |
289 | #endif |
329 | #endif |
290 | return get_hv (name, create); |
330 | return get_hv (name, create); |
291 | } |
331 | } |
… | |
… | |
296 | AV *padlist = CvPADLIST (cv); |
336 | AV *padlist = CvPADLIST (cv); |
297 | AV *newpadlist, *newpad; |
337 | AV *newpadlist, *newpad; |
298 | |
338 | |
299 | newpadlist = newAV (); |
339 | newpadlist = newAV (); |
300 | AvREAL_off (newpadlist); |
340 | AvREAL_off (newpadlist); |
301 | #if PERL_VERSION_ATLEAST (5,9,0) |
341 | #if PERL_VERSION_ATLEAST (5,10,0) |
302 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1); |
342 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1); |
303 | #else |
343 | #else |
304 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
344 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
305 | #endif |
345 | #endif |
306 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
346 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
307 | --AvFILLp (padlist); |
347 | --AvFILLp (padlist); |
308 | |
348 | |
309 | av_store (newpadlist, 0, SvREFCNT_inc (*av_fetch (padlist, 0, FALSE))); |
349 | av_store (newpadlist, 0, SvREFCNT_inc_NN (*av_fetch (padlist, 0, FALSE))); |
310 | av_store (newpadlist, 1, (SV *)newpad); |
350 | av_store (newpadlist, 1, (SV *)newpad); |
311 | |
351 | |
312 | return newpadlist; |
352 | return newpadlist; |
313 | } |
353 | } |
314 | |
354 | |
… | |
… | |
344 | |
384 | |
345 | /* casting is fun. */ |
385 | /* casting is fun. */ |
346 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
386 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
347 | free_padlist (aTHX_ padlist); |
387 | free_padlist (aTHX_ padlist); |
348 | |
388 | |
|
|
389 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
|
|
390 | |
349 | return 0; |
391 | return 0; |
350 | } |
392 | } |
351 | |
393 | |
352 | #define CORO_MAGIC_type_cv PERL_MAGIC_ext |
394 | #define CORO_MAGIC_type_cv PERL_MAGIC_ext |
353 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
395 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
… | |
… | |
355 | static MGVTBL coro_cv_vtbl = { |
397 | static MGVTBL coro_cv_vtbl = { |
356 | 0, 0, 0, 0, |
398 | 0, 0, 0, 0, |
357 | coro_cv_free |
399 | coro_cv_free |
358 | }; |
400 | }; |
359 | |
401 | |
360 | #define CORO_MAGIC(sv,type) \ |
402 | #define CORO_MAGIC(sv, type) \ |
361 | SvMAGIC (sv) \ |
403 | SvMAGIC (sv) \ |
362 | ? SvMAGIC (sv)->mg_type == type \ |
404 | ? SvMAGIC (sv)->mg_type == type \ |
363 | ? SvMAGIC (sv) \ |
405 | ? SvMAGIC (sv) \ |
364 | : mg_find (sv, type) \ |
406 | : mg_find (sv, type) \ |
365 | : 0 |
407 | : 0 |
366 | |
408 | |
367 | #define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv) |
409 | #define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv) |
368 | #define CORO_MAGIC_state(sv) CORO_MAGIC (((SV *)(sv)), CORO_MAGIC_type_state) |
410 | #define CORO_MAGIC_state(sv) CORO_MAGIC (((SV *)(sv)), CORO_MAGIC_type_state) |
369 | |
411 | |
370 | static struct coro * |
412 | static struct coro * |
… | |
… | |
403 | if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) |
445 | if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) |
404 | CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; |
446 | CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; |
405 | else |
447 | else |
406 | { |
448 | { |
407 | #if CORO_PREFER_PERL_FUNCTIONS |
449 | #if CORO_PREFER_PERL_FUNCTIONS |
408 | /* this is probably cleaner, but also slower? */ |
450 | /* this is probably cleaner? but also slower! */ |
|
|
451 | /* in practise, it seems to be less stable */ |
409 | CV *cp = Perl_cv_clone (cv); |
452 | CV *cp = Perl_cv_clone (cv); |
410 | CvPADLIST (cv) = CvPADLIST (cp); |
453 | CvPADLIST (cv) = CvPADLIST (cp); |
411 | CvPADLIST (cp) = 0; |
454 | CvPADLIST (cp) = 0; |
412 | SvREFCNT_dec (cp); |
455 | SvREFCNT_dec (cp); |
413 | #else |
456 | #else |
… | |
… | |
497 | |
540 | |
498 | if (expect_true (CvDEPTH (cv))) |
541 | if (expect_true (CvDEPTH (cv))) |
499 | { |
542 | { |
500 | EXTEND (SP, 3); |
543 | EXTEND (SP, 3); |
501 | PUSHs ((SV *)CvPADLIST (cv)); |
544 | PUSHs ((SV *)CvPADLIST (cv)); |
502 | PUSHs (INT2PTR (SV *, CvDEPTH (cv))); |
545 | PUSHs (INT2PTR (SV *, (IV)CvDEPTH (cv))); |
503 | PUSHs ((SV *)cv); |
546 | PUSHs ((SV *)cv); |
504 | |
547 | |
505 | CvDEPTH (cv) = 0; |
548 | CvDEPTH (cv) = 0; |
506 | get_padlist (aTHX_ cv); |
549 | get_padlist (aTHX_ cv); |
507 | } |
550 | } |
… | |
… | |
587 | |
630 | |
588 | New(54,PL_savestack,24,ANY); |
631 | New(54,PL_savestack,24,ANY); |
589 | PL_savestack_ix = 0; |
632 | PL_savestack_ix = 0; |
590 | PL_savestack_max = 24; |
633 | PL_savestack_max = 24; |
591 | |
634 | |
592 | #if !PERL_VERSION_ATLEAST (5,9,0) |
635 | #if !PERL_VERSION_ATLEAST (5,10,0) |
593 | New(54,PL_retstack,4,OP*); |
636 | New(54,PL_retstack,4,OP*); |
594 | PL_retstack_ix = 0; |
637 | PL_retstack_ix = 0; |
595 | PL_retstack_max = 4; |
638 | PL_retstack_max = 4; |
596 | #endif |
639 | #endif |
597 | } |
640 | } |
… | |
… | |
599 | |
642 | |
600 | /* |
643 | /* |
601 | * destroy the stacks, the callchain etc... |
644 | * destroy the stacks, the callchain etc... |
602 | */ |
645 | */ |
603 | static void |
646 | static void |
604 | coro_destroy_stacks (pTHX) |
647 | coro_destruct_stacks (pTHX) |
605 | { |
648 | { |
606 | while (PL_curstackinfo->si_next) |
649 | while (PL_curstackinfo->si_next) |
607 | PL_curstackinfo = PL_curstackinfo->si_next; |
650 | PL_curstackinfo = PL_curstackinfo->si_next; |
608 | |
651 | |
609 | while (PL_curstackinfo) |
652 | while (PL_curstackinfo) |
… | |
… | |
620 | |
663 | |
621 | Safefree (PL_tmps_stack); |
664 | Safefree (PL_tmps_stack); |
622 | Safefree (PL_markstack); |
665 | Safefree (PL_markstack); |
623 | Safefree (PL_scopestack); |
666 | Safefree (PL_scopestack); |
624 | Safefree (PL_savestack); |
667 | Safefree (PL_savestack); |
625 | #if !PERL_VERSION_ATLEAST (5,9,0) |
668 | #if !PERL_VERSION_ATLEAST (5,10,0) |
626 | Safefree (PL_retstack); |
669 | Safefree (PL_retstack); |
627 | #endif |
670 | #endif |
628 | } |
671 | } |
629 | |
672 | |
630 | static size_t |
673 | static size_t |
… | |
… | |
646 | #undef VAR |
689 | #undef VAR |
647 | } |
690 | } |
648 | else |
691 | else |
649 | slot = coro->slot; |
692 | slot = coro->slot; |
650 | |
693 | |
|
|
694 | if (slot) |
|
|
695 | { |
651 | rss += sizeof (slot->curstackinfo); |
696 | rss += sizeof (slot->curstackinfo); |
652 | rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); |
697 | rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); |
653 | rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *); |
698 | rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *); |
654 | rss += slot->tmps_max * sizeof (SV *); |
699 | rss += slot->tmps_max * sizeof (SV *); |
655 | rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); |
700 | rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); |
656 | rss += slot->scopestack_max * sizeof (I32); |
701 | rss += slot->scopestack_max * sizeof (I32); |
657 | rss += slot->savestack_max * sizeof (ANY); |
702 | rss += slot->savestack_max * sizeof (ANY); |
658 | |
703 | |
659 | #if !PERL_VERSION_ATLEAST (5,9,0) |
704 | #if !PERL_VERSION_ATLEAST (5,10,0) |
660 | rss += slot->retstack_max * sizeof (OP *); |
705 | rss += slot->retstack_max * sizeof (OP *); |
661 | #endif |
706 | #endif |
|
|
707 | } |
662 | } |
708 | } |
663 | |
709 | |
664 | return rss; |
710 | return rss; |
665 | } |
711 | } |
666 | |
712 | |
667 | /** coroutine stack handling ************************************************/ |
713 | /** coroutine stack handling ************************************************/ |
668 | |
714 | |
669 | #if 0 |
|
|
670 | static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); |
715 | static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); |
|
|
716 | static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg); |
|
|
717 | static int (*orig_sigelem_clr) (pTHX_ SV *sv, MAGIC *mg); |
|
|
718 | |
|
|
719 | /* apparently < 5.8.8 */ |
|
|
720 | #ifndef MgPV_nolen_const |
|
|
721 | #define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \ |
|
|
722 | SvPV_nolen((SV*)((mg)->mg_ptr)) : \ |
|
|
723 | (const char*)(mg)->mg_ptr) |
|
|
724 | #endif |
671 | |
725 | |
672 | /* |
726 | /* |
673 | * This overrides the default magic get method of %SIG elements. |
727 | * This overrides the default magic get method of %SIG elements. |
674 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
728 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
675 | * and instead of tryign to save and restore the hash elements, we just provide |
729 | * and instead of tryign to save and restore the hash elements, we just provide |
… | |
… | |
679 | * when a schedule happens then, but we ignore this. |
733 | * when a schedule happens then, but we ignore this. |
680 | */ |
734 | */ |
681 | static int |
735 | static int |
682 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
736 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
683 | { |
737 | { |
684 | return orig_sigelem_get (aTHX_ sv, mg); |
|
|
685 | const char *s = MgPV_nolen_const (mg); |
738 | const char *s = MgPV_nolen_const (mg); |
686 | |
739 | |
687 | if (*s == '_') |
740 | if (*s == '_') |
688 | { |
741 | { |
689 | if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0; |
742 | SV **svp = 0; |
690 | if (strEQ (s, "__WARN__") && PL_warnhook) return sv_setsv (sv, PL_warnhook), 0; |
743 | |
|
|
744 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
|
|
745 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
|
|
746 | |
|
|
747 | if (svp) |
|
|
748 | { |
|
|
749 | sv_setsv (sv, *svp ? *svp : &PL_sv_undef); |
|
|
750 | return 0; |
|
|
751 | } |
|
|
752 | } |
|
|
753 | |
|
|
754 | return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0; |
|
|
755 | } |
|
|
756 | |
|
|
757 | static int |
|
|
758 | coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg) |
|
|
759 | { |
|
|
760 | const char *s = MgPV_nolen_const (mg); |
|
|
761 | |
|
|
762 | if (*s == '_') |
691 | } |
763 | { |
|
|
764 | SV **svp = 0; |
692 | |
765 | |
|
|
766 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
|
|
767 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
|
|
768 | |
|
|
769 | if (svp) |
|
|
770 | { |
|
|
771 | SV *old = *svp; |
|
|
772 | *svp = 0; |
|
|
773 | SvREFCNT_dec (old); |
|
|
774 | return 0; |
|
|
775 | } |
|
|
776 | } |
|
|
777 | |
|
|
778 | return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0; |
|
|
779 | } |
|
|
780 | |
|
|
781 | static int |
|
|
782 | coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) |
|
|
783 | { |
|
|
784 | const char *s = MgPV_nolen_const (mg); |
|
|
785 | |
|
|
786 | if (*s == '_') |
|
|
787 | { |
|
|
788 | SV **svp = 0; |
|
|
789 | |
|
|
790 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
|
|
791 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
|
|
792 | |
|
|
793 | if (svp) |
|
|
794 | { |
|
|
795 | SV *old = *svp; |
|
|
796 | *svp = newSVsv (sv); |
|
|
797 | SvREFCNT_dec (old); |
|
|
798 | return 0; |
|
|
799 | } |
|
|
800 | } |
|
|
801 | |
693 | return orig_sigelem_get (aTHX_ sv, mg); |
802 | return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0; |
694 | } |
803 | } |
695 | #endif |
|
|
696 | |
804 | |
697 | static void |
805 | static void |
698 | coro_setup (pTHX_ struct coro *coro) |
806 | coro_setup (pTHX_ struct coro *coro) |
699 | { |
807 | { |
700 | /* |
808 | /* |
… | |
… | |
709 | PL_curpm = 0; |
817 | PL_curpm = 0; |
710 | PL_curpad = 0; |
818 | PL_curpad = 0; |
711 | PL_localizing = 0; |
819 | PL_localizing = 0; |
712 | PL_dirty = 0; |
820 | PL_dirty = 0; |
713 | PL_restartop = 0; |
821 | PL_restartop = 0; |
|
|
822 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
823 | PL_parser = 0; |
|
|
824 | #endif |
714 | |
825 | |
715 | /* recreate the die/warn hooks */ |
826 | /* recreate the die/warn hooks */ |
716 | PL_diehook = 0; |
827 | PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook ); |
717 | hv_store (hv_sig, "__DIE__", sizeof ("__DIE__") - 1, newSV (0), 0); |
828 | PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook); |
718 | PL_diehook = SvREFCNT_inc (rv_diehook); |
|
|
719 | |
|
|
720 | PL_warnhook = 0; |
|
|
721 | hv_store (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, newSV (0), 0); |
|
|
722 | PL_warnhook = SvREFCNT_inc (rv_warnhook); |
|
|
723 | |
829 | |
724 | GvSV (PL_defgv) = newSV (0); |
830 | GvSV (PL_defgv) = newSV (0); |
725 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
831 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
726 | GvSV (PL_errgv) = newSV (0); |
832 | GvSV (PL_errgv) = newSV (0); |
727 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
833 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
728 | PL_rs = newSVsv (GvSV (irsgv)); |
834 | PL_rs = newSVsv (GvSV (irsgv)); |
729 | PL_defoutgv = (GV *)SvREFCNT_inc (stdoutgv); |
835 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
730 | |
836 | |
731 | { |
837 | { |
732 | dSP; |
838 | dSP; |
733 | LOGOP myop; |
839 | LOGOP myop; |
734 | |
840 | |
… | |
… | |
751 | */ |
857 | */ |
752 | ENTER; |
858 | ENTER; |
753 | } |
859 | } |
754 | |
860 | |
755 | static void |
861 | static void |
756 | coro_destroy (pTHX_ struct coro *coro) |
862 | coro_destruct (pTHX_ struct coro *coro) |
757 | { |
863 | { |
758 | if (!IN_DESTRUCT) |
864 | if (!IN_DESTRUCT) |
759 | { |
865 | { |
760 | /* restore all saved variables and stuff */ |
866 | /* restore all saved variables and stuff */ |
761 | LEAVE_SCOPE (0); |
867 | LEAVE_SCOPE (0); |
… | |
… | |
783 | SvREFCNT_dec (PL_warnhook); |
889 | SvREFCNT_dec (PL_warnhook); |
784 | |
890 | |
785 | SvREFCNT_dec (coro->saved_deffh); |
891 | SvREFCNT_dec (coro->saved_deffh); |
786 | SvREFCNT_dec (coro->throw); |
892 | SvREFCNT_dec (coro->throw); |
787 | |
893 | |
788 | coro_destroy_stacks (aTHX); |
894 | coro_destruct_stacks (aTHX); |
789 | } |
895 | } |
790 | |
896 | |
791 | static void |
897 | static void |
792 | free_coro_mortal (pTHX) |
898 | free_coro_mortal (pTHX) |
793 | { |
899 | { |
… | |
… | |
830 | : cx->blk_gimme == G_SCALAR ? bot + 1 |
936 | : cx->blk_gimme == G_SCALAR ? bot + 1 |
831 | : bot; |
937 | : bot; |
832 | |
938 | |
833 | av_extend (av, top - bot); |
939 | av_extend (av, top - bot); |
834 | while (bot < top) |
940 | while (bot < top) |
835 | av_push (av, SvREFCNT_inc (*bot++)); |
941 | av_push (av, SvREFCNT_inc_NN (*bot++)); |
836 | |
942 | |
837 | PL_runops = RUNOPS_DEFAULT; |
943 | PL_runops = RUNOPS_DEFAULT; |
838 | ENTER; |
944 | ENTER; |
839 | SAVETMPS; |
945 | SAVETMPS; |
840 | EXTEND (SP, 3); |
946 | EXTEND (SP, 3); |
… | |
… | |
878 | SAVETMPS; |
984 | SAVETMPS; |
879 | EXTEND (SP, 3); |
985 | EXTEND (SP, 3); |
880 | PUSHMARK (SP); |
986 | PUSHMARK (SP); |
881 | PUSHs (&PL_sv_yes); |
987 | PUSHs (&PL_sv_yes); |
882 | PUSHs (fullname); |
988 | PUSHs (fullname); |
883 | PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
989 | PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
884 | PUTBACK; |
990 | PUTBACK; |
885 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
991 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
886 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
992 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
887 | SPAGAIN; |
993 | SPAGAIN; |
888 | FREETMPS; |
994 | FREETMPS; |
… | |
… | |
954 | * this is a _very_ stripped down perl interpreter ;) |
1060 | * this is a _very_ stripped down perl interpreter ;) |
955 | */ |
1061 | */ |
956 | static void |
1062 | static void |
957 | cctx_run (void *arg) |
1063 | cctx_run (void *arg) |
958 | { |
1064 | { |
|
|
1065 | #ifdef USE_ITHREADS |
|
|
1066 | # if CORO_PTHREAD |
|
|
1067 | PERL_SET_CONTEXT (coro_thx); |
|
|
1068 | # endif |
|
|
1069 | #endif |
|
|
1070 | { |
959 | dTHX; |
1071 | dTHX; |
960 | |
1072 | |
961 | /* cctx_run is the alternative tail of transfer(), so unlock here. */ |
1073 | /* cctx_run is the alternative tail of transfer(), so unlock here. */ |
962 | UNLOCK; |
1074 | UNLOCK; |
963 | |
1075 | |
964 | /* we now skip the entersub that lead to transfer() */ |
1076 | /* we now skip the entersub that lead to transfer() */ |
965 | PL_op = PL_op->op_next; |
1077 | PL_op = PL_op->op_next; |
966 | |
1078 | |
967 | /* inject a fake subroutine call to cctx_init */ |
1079 | /* inject a fake subroutine call to cctx_init */ |
968 | cctx_prepare (aTHX_ (coro_cctx *)arg); |
1080 | cctx_prepare (aTHX_ (coro_cctx *)arg); |
969 | |
1081 | |
970 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1082 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
971 | PL_restartop = PL_op; |
1083 | PL_restartop = PL_op; |
972 | perl_run (PL_curinterp); |
1084 | perl_run (PL_curinterp); |
973 | |
1085 | |
974 | /* |
1086 | /* |
975 | * If perl-run returns we assume exit() was being called or the coro |
1087 | * If perl-run returns we assume exit() was being called or the coro |
976 | * fell off the end, which seems to be the only valid (non-bug) |
1088 | * fell off the end, which seems to be the only valid (non-bug) |
977 | * reason for perl_run to return. We try to exit by jumping to the |
1089 | * reason for perl_run to return. We try to exit by jumping to the |
978 | * bootstrap-time "top" top_env, as we cannot restore the "main" |
1090 | * bootstrap-time "top" top_env, as we cannot restore the "main" |
979 | * coroutine as Coro has no such concept |
1091 | * coroutine as Coro has no such concept |
980 | */ |
1092 | */ |
981 | PL_top_env = main_top_env; |
1093 | PL_top_env = main_top_env; |
982 | JMPENV_JUMP (2); /* I do not feel well about the hardcoded 2 at all */ |
1094 | JMPENV_JUMP (2); /* I do not feel well about the hardcoded 2 at all */ |
|
|
1095 | } |
983 | } |
1096 | } |
984 | |
1097 | |
985 | static coro_cctx * |
1098 | static coro_cctx * |
986 | cctx_new () |
1099 | cctx_new () |
987 | { |
1100 | { |
988 | coro_cctx *cctx; |
1101 | coro_cctx *cctx; |
989 | void *stack_start; |
1102 | void *stack_start; |
990 | size_t stack_size; |
1103 | size_t stack_size; |
991 | |
1104 | |
992 | ++cctx_count; |
1105 | ++cctx_count; |
993 | |
|
|
994 | Newz (0, cctx, 1, coro_cctx); |
1106 | Newz (0, cctx, 1, coro_cctx); |
995 | |
1107 | |
|
|
1108 | cctx->gen = cctx_gen; |
|
|
1109 | |
996 | #if HAVE_MMAP |
1110 | #if HAVE_MMAP |
997 | cctx->ssize = ((coro_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE; |
1111 | cctx->ssize = ((cctx_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE; |
998 | /* mmap supposedly does allocate-on-write for us */ |
1112 | /* mmap supposedly does allocate-on-write for us */ |
999 | cctx->sptr = mmap (0, cctx->ssize, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0); |
1113 | cctx->sptr = mmap (0, cctx->ssize, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0); |
1000 | |
1114 | |
1001 | if (cctx->sptr != (void *)-1) |
1115 | if (cctx->sptr != (void *)-1) |
1002 | { |
1116 | { |
… | |
… | |
1008 | cctx->flags |= CC_MAPPED; |
1122 | cctx->flags |= CC_MAPPED; |
1009 | } |
1123 | } |
1010 | else |
1124 | else |
1011 | #endif |
1125 | #endif |
1012 | { |
1126 | { |
1013 | cctx->ssize = coro_stacksize * (long)sizeof (long); |
1127 | cctx->ssize = cctx_stacksize * (long)sizeof (long); |
1014 | New (0, cctx->sptr, coro_stacksize, long); |
1128 | New (0, cctx->sptr, cctx_stacksize, long); |
1015 | |
1129 | |
1016 | if (!cctx->sptr) |
1130 | if (!cctx->sptr) |
1017 | { |
1131 | { |
1018 | perror ("FATAL: unable to allocate stack for coroutine"); |
1132 | perror ("FATAL: unable to allocate stack for coroutine"); |
1019 | _exit (EXIT_FAILURE); |
1133 | _exit (EXIT_FAILURE); |
… | |
… | |
1034 | { |
1148 | { |
1035 | if (!cctx) |
1149 | if (!cctx) |
1036 | return; |
1150 | return; |
1037 | |
1151 | |
1038 | --cctx_count; |
1152 | --cctx_count; |
|
|
1153 | coro_destroy (&cctx->cctx); |
1039 | |
1154 | |
|
|
1155 | /* coro_transfer creates new, empty cctx's */ |
|
|
1156 | if (cctx->sptr) |
|
|
1157 | { |
1040 | #if CORO_USE_VALGRIND |
1158 | #if CORO_USE_VALGRIND |
1041 | VALGRIND_STACK_DEREGISTER (cctx->valgrind_id); |
1159 | VALGRIND_STACK_DEREGISTER (cctx->valgrind_id); |
1042 | #endif |
1160 | #endif |
1043 | |
1161 | |
1044 | #if HAVE_MMAP |
1162 | #if HAVE_MMAP |
1045 | if (cctx->flags & CC_MAPPED) |
1163 | if (cctx->flags & CC_MAPPED) |
1046 | munmap (cctx->sptr, cctx->ssize); |
1164 | munmap (cctx->sptr, cctx->ssize); |
1047 | else |
1165 | else |
1048 | #endif |
1166 | #endif |
1049 | Safefree (cctx->sptr); |
1167 | Safefree (cctx->sptr); |
|
|
1168 | } |
1050 | |
1169 | |
1051 | Safefree (cctx); |
1170 | Safefree (cctx); |
1052 | } |
1171 | } |
1053 | |
1172 | |
1054 | /* wether this cctx should be destructed */ |
1173 | /* wether this cctx should be destructed */ |
1055 | #define CCTX_EXPIRED(cctx) ((cctx)->ssize < coro_stacksize || ((cctx)->flags & CC_NOREUSE)) |
1174 | #define CCTX_EXPIRED(cctx) ((cctx)->gen != cctx_gen || ((cctx)->flags & CC_NOREUSE)) |
1056 | |
1175 | |
1057 | static coro_cctx * |
1176 | static coro_cctx * |
1058 | cctx_get (pTHX) |
1177 | cctx_get (pTHX) |
1059 | { |
1178 | { |
1060 | while (expect_true (cctx_first)) |
1179 | while (expect_true (cctx_first)) |
… | |
… | |
1073 | } |
1192 | } |
1074 | |
1193 | |
1075 | static void |
1194 | static void |
1076 | cctx_put (coro_cctx *cctx) |
1195 | cctx_put (coro_cctx *cctx) |
1077 | { |
1196 | { |
|
|
1197 | assert (("cctx_put called on non-initialised cctx", cctx->sptr)); |
|
|
1198 | |
1078 | /* free another cctx if overlimit */ |
1199 | /* free another cctx if overlimit */ |
1079 | if (expect_false (cctx_idle >= MAX_IDLE_CCTX)) |
1200 | if (expect_false (cctx_idle >= cctx_max_idle)) |
1080 | { |
1201 | { |
1081 | coro_cctx *first = cctx_first; |
1202 | coro_cctx *first = cctx_first; |
1082 | cctx_first = first->next; |
1203 | cctx_first = first->next; |
1083 | --cctx_idle; |
1204 | --cctx_idle; |
1084 | |
1205 | |
… | |
… | |
1104 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states"); |
1225 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states"); |
1105 | |
1226 | |
1106 | if (expect_false (next->flags & CF_DESTROYED)) |
1227 | if (expect_false (next->flags & CF_DESTROYED)) |
1107 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states"); |
1228 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states"); |
1108 | |
1229 | |
1109 | if ( |
|
|
1110 | #if PERL_VERSION_ATLEAST (5,9,0) |
1230 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1111 | expect_false (PL_parser) |
|
|
1112 | #else |
|
|
1113 | expect_false (PL_lex_state != LEX_NOTPARSING) |
1231 | if (expect_false (PL_lex_state != LEX_NOTPARSING)) |
1114 | #endif |
|
|
1115 | ) |
|
|
1116 | croak ("Coro::State::transfer called while parsing, but this is not supported"); |
1232 | croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version"); |
|
|
1233 | #endif |
1117 | } |
1234 | } |
1118 | } |
1235 | } |
1119 | |
1236 | |
1120 | /* always use the TRANSFER macro */ |
1237 | /* always use the TRANSFER macro */ |
1121 | static void NOINLINE |
1238 | static void NOINLINE |
1122 | transfer (pTHX_ struct coro *prev, struct coro *next) |
1239 | transfer (pTHX_ struct coro *prev, struct coro *next, int force_cctx) |
1123 | { |
1240 | { |
1124 | dSTACKLEVEL; |
1241 | dSTACKLEVEL; |
1125 | static volatile int has_throw; |
|
|
1126 | |
1242 | |
1127 | /* sometimes transfer is only called to set idle_sp */ |
1243 | /* sometimes transfer is only called to set idle_sp */ |
1128 | if (expect_false (!next)) |
1244 | if (expect_false (!next)) |
1129 | { |
1245 | { |
1130 | ((coro_cctx *)prev)->idle_sp = STACKLEVEL; |
1246 | ((coro_cctx *)prev)->idle_sp = STACKLEVEL; |
1131 | assert (((coro_cctx *)prev)->idle_te = PL_top_env); /* just for the side-effect when asserts are enabled */ |
1247 | assert (((coro_cctx *)prev)->idle_te = PL_top_env); /* just for the side-effect when asserts are enabled */ |
1132 | } |
1248 | } |
1133 | else if (expect_true (prev != next)) |
1249 | else if (expect_true (prev != next)) |
1134 | { |
1250 | { |
|
|
1251 | static volatile int has_throw; |
1135 | coro_cctx *prev__cctx; |
1252 | coro_cctx *prev__cctx; |
1136 | |
1253 | |
1137 | if (expect_false (prev->flags & CF_NEW)) |
1254 | if (expect_false (prev->flags & CF_NEW)) |
1138 | { |
1255 | { |
1139 | /* create a new empty context */ |
1256 | /* create a new empty/source context */ |
|
|
1257 | ++cctx_count; |
1140 | Newz (0, prev->cctx, 1, coro_cctx); |
1258 | New (0, prev->cctx, 1, coro_cctx); |
|
|
1259 | prev->cctx->sptr = 0; |
|
|
1260 | coro_create (&prev->cctx->cctx, 0, 0, 0, 0); |
|
|
1261 | |
1141 | prev->flags &= ~CF_NEW; |
1262 | prev->flags &= ~CF_NEW; |
1142 | prev->flags |= CF_RUNNING; |
1263 | prev->flags |= CF_RUNNING; |
1143 | } |
1264 | } |
1144 | |
1265 | |
1145 | prev->flags &= ~CF_RUNNING; |
1266 | prev->flags &= ~CF_RUNNING; |
… | |
… | |
1161 | load_perl (aTHX_ next); |
1282 | load_perl (aTHX_ next); |
1162 | |
1283 | |
1163 | prev__cctx = prev->cctx; |
1284 | prev__cctx = prev->cctx; |
1164 | |
1285 | |
1165 | /* possibly "free" the cctx */ |
1286 | /* possibly "free" the cctx */ |
1166 | if (expect_true (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE))) |
1287 | if (expect_true ( |
|
|
1288 | prev__cctx->idle_sp == STACKLEVEL |
|
|
1289 | && !(prev__cctx->flags & CC_TRACE) |
|
|
1290 | && !force_cctx |
|
|
1291 | )) |
1167 | { |
1292 | { |
1168 | /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */ |
1293 | /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */ |
1169 | assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te)); |
1294 | assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te)); |
1170 | |
1295 | |
1171 | prev->cctx = 0; |
1296 | prev->cctx = 0; |
… | |
… | |
1214 | struct transfer_args |
1339 | struct transfer_args |
1215 | { |
1340 | { |
1216 | struct coro *prev, *next; |
1341 | struct coro *prev, *next; |
1217 | }; |
1342 | }; |
1218 | |
1343 | |
1219 | #define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next) |
1344 | #define TRANSFER(ta, force_cctx) transfer (aTHX_ (ta).prev, (ta).next, (force_cctx)) |
1220 | #define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next) |
1345 | #define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next) |
1221 | |
1346 | |
1222 | /** high level stuff ********************************************************/ |
1347 | /** high level stuff ********************************************************/ |
1223 | |
1348 | |
1224 | static int |
1349 | static int |
… | |
… | |
1248 | croak ("FATAL: tried to destroy currently running coroutine"); |
1373 | croak ("FATAL: tried to destroy currently running coroutine"); |
1249 | |
1374 | |
1250 | save_perl (aTHX_ &temp); |
1375 | save_perl (aTHX_ &temp); |
1251 | load_perl (aTHX_ coro); |
1376 | load_perl (aTHX_ coro); |
1252 | |
1377 | |
1253 | coro_destroy (aTHX_ coro); |
1378 | coro_destruct (aTHX_ coro); |
1254 | |
1379 | |
1255 | load_perl (aTHX_ &temp); |
1380 | load_perl (aTHX_ &temp); |
1256 | |
1381 | |
1257 | coro->slot = 0; |
1382 | coro->slot = 0; |
1258 | } |
1383 | } |
… | |
… | |
1318 | { |
1443 | { |
1319 | dTHX; |
1444 | dTHX; |
1320 | struct transfer_args ta; |
1445 | struct transfer_args ta; |
1321 | |
1446 | |
1322 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1447 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1323 | TRANSFER (ta); |
1448 | TRANSFER (ta, 1); |
1324 | } |
1449 | } |
1325 | |
1450 | |
1326 | /** Coro ********************************************************************/ |
1451 | /** Coro ********************************************************************/ |
1327 | |
1452 | |
1328 | static void |
1453 | static void |
… | |
… | |
1346 | static int |
1471 | static int |
1347 | api_ready (SV *coro_sv) |
1472 | api_ready (SV *coro_sv) |
1348 | { |
1473 | { |
1349 | dTHX; |
1474 | dTHX; |
1350 | struct coro *coro; |
1475 | struct coro *coro; |
|
|
1476 | SV *sv_hook; |
|
|
1477 | void (*xs_hook)(void); |
1351 | |
1478 | |
1352 | if (SvROK (coro_sv)) |
1479 | if (SvROK (coro_sv)) |
1353 | coro_sv = SvRV (coro_sv); |
1480 | coro_sv = SvRV (coro_sv); |
1354 | |
1481 | |
1355 | coro = SvSTATE (coro_sv); |
1482 | coro = SvSTATE (coro_sv); |
… | |
… | |
1358 | return 0; |
1485 | return 0; |
1359 | |
1486 | |
1360 | coro->flags |= CF_READY; |
1487 | coro->flags |= CF_READY; |
1361 | |
1488 | |
1362 | LOCK; |
1489 | LOCK; |
|
|
1490 | |
|
|
1491 | sv_hook = coro_nready ? 0 : coro_readyhook; |
|
|
1492 | xs_hook = coro_nready ? 0 : coroapi.readyhook; |
|
|
1493 | |
1363 | coro_enq (aTHX_ SvREFCNT_inc (coro_sv)); |
1494 | coro_enq (aTHX_ SvREFCNT_inc_NN (coro_sv)); |
1364 | ++coro_nready; |
1495 | ++coro_nready; |
|
|
1496 | |
1365 | UNLOCK; |
1497 | UNLOCK; |
|
|
1498 | |
|
|
1499 | if (sv_hook) |
|
|
1500 | { |
|
|
1501 | dSP; |
|
|
1502 | |
|
|
1503 | ENTER; |
|
|
1504 | SAVETMPS; |
|
|
1505 | |
|
|
1506 | PUSHMARK (SP); |
|
|
1507 | PUTBACK; |
|
|
1508 | call_sv (sv_hook, G_DISCARD); |
|
|
1509 | SPAGAIN; |
|
|
1510 | |
|
|
1511 | FREETMPS; |
|
|
1512 | LEAVE; |
|
|
1513 | } |
|
|
1514 | |
|
|
1515 | if (xs_hook) |
|
|
1516 | xs_hook (); |
1366 | |
1517 | |
1367 | return 1; |
1518 | return 1; |
1368 | } |
1519 | } |
1369 | |
1520 | |
1370 | static int |
1521 | static int |
… | |
… | |
1394 | SAVETMPS; |
1545 | SAVETMPS; |
1395 | |
1546 | |
1396 | PUSHMARK (SP); |
1547 | PUSHMARK (SP); |
1397 | PUTBACK; |
1548 | PUTBACK; |
1398 | call_sv (get_sv ("Coro::idle", FALSE), G_DISCARD); |
1549 | call_sv (get_sv ("Coro::idle", FALSE), G_DISCARD); |
|
|
1550 | SPAGAIN; |
1399 | |
1551 | |
1400 | FREETMPS; |
1552 | FREETMPS; |
1401 | LEAVE; |
1553 | LEAVE; |
1402 | continue; |
1554 | continue; |
1403 | } |
1555 | } |
… | |
… | |
1458 | { |
1610 | { |
1459 | dTHX; |
1611 | dTHX; |
1460 | struct transfer_args ta; |
1612 | struct transfer_args ta; |
1461 | |
1613 | |
1462 | prepare_schedule (aTHX_ &ta); |
1614 | prepare_schedule (aTHX_ &ta); |
1463 | TRANSFER (ta); |
1615 | TRANSFER (ta, 1); |
1464 | } |
1616 | } |
1465 | |
1617 | |
1466 | static int |
1618 | static int |
1467 | api_cede (void) |
1619 | api_cede (void) |
1468 | { |
1620 | { |
… | |
… | |
1471 | |
1623 | |
1472 | prepare_cede (aTHX_ &ta); |
1624 | prepare_cede (aTHX_ &ta); |
1473 | |
1625 | |
1474 | if (expect_true (ta.prev != ta.next)) |
1626 | if (expect_true (ta.prev != ta.next)) |
1475 | { |
1627 | { |
1476 | TRANSFER (ta); |
1628 | TRANSFER (ta, 1); |
1477 | return 1; |
1629 | return 1; |
1478 | } |
1630 | } |
1479 | else |
1631 | else |
1480 | return 0; |
1632 | return 0; |
1481 | } |
1633 | } |
… | |
… | |
1486 | dTHX; |
1638 | dTHX; |
1487 | struct transfer_args ta; |
1639 | struct transfer_args ta; |
1488 | |
1640 | |
1489 | if (prepare_cede_notself (aTHX_ &ta)) |
1641 | if (prepare_cede_notself (aTHX_ &ta)) |
1490 | { |
1642 | { |
1491 | TRANSFER (ta); |
1643 | TRANSFER (ta, 1); |
1492 | return 1; |
1644 | return 1; |
1493 | } |
1645 | } |
1494 | else |
1646 | else |
1495 | return 0; |
1647 | return 0; |
1496 | } |
1648 | } |
… | |
… | |
1519 | else |
1671 | else |
1520 | coro->slot->runops = RUNOPS_DEFAULT; |
1672 | coro->slot->runops = RUNOPS_DEFAULT; |
1521 | } |
1673 | } |
1522 | } |
1674 | } |
1523 | |
1675 | |
|
|
1676 | #if 0 |
|
|
1677 | static int |
|
|
1678 | coro_gensub_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
1679 | { |
|
|
1680 | AV *padlist; |
|
|
1681 | AV *av = (AV *)mg->mg_obj; |
|
|
1682 | |
|
|
1683 | abort (); |
|
|
1684 | |
|
|
1685 | return 0; |
|
|
1686 | } |
|
|
1687 | |
|
|
1688 | static MGVTBL coro_gensub_vtbl = { |
|
|
1689 | 0, 0, 0, 0, |
|
|
1690 | coro_gensub_free |
|
|
1691 | }; |
|
|
1692 | #endif |
|
|
1693 | |
|
|
1694 | /*****************************************************************************/ |
|
|
1695 | /* PerlIO::cede */ |
|
|
1696 | |
|
|
1697 | typedef struct |
|
|
1698 | { |
|
|
1699 | PerlIOBuf base; |
|
|
1700 | NV next, every; |
|
|
1701 | } PerlIOCede; |
|
|
1702 | |
|
|
1703 | static IV |
|
|
1704 | PerlIOCede_pushed (pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab) |
|
|
1705 | { |
|
|
1706 | PerlIOCede *self = PerlIOSelf (f, PerlIOCede); |
|
|
1707 | |
|
|
1708 | self->every = SvCUR (arg) ? SvNV (arg) : 0.01; |
|
|
1709 | self->next = nvtime () + self->every; |
|
|
1710 | |
|
|
1711 | return PerlIOBuf_pushed (aTHX_ f, mode, Nullsv, tab); |
|
|
1712 | } |
|
|
1713 | |
|
|
1714 | static SV * |
|
|
1715 | PerlIOCede_getarg (pTHX_ PerlIO *f, CLONE_PARAMS *param, int flags) |
|
|
1716 | { |
|
|
1717 | PerlIOCede *self = PerlIOSelf (f, PerlIOCede); |
|
|
1718 | |
|
|
1719 | return newSVnv (self->every); |
|
|
1720 | } |
|
|
1721 | |
|
|
1722 | static IV |
|
|
1723 | PerlIOCede_flush (pTHX_ PerlIO *f) |
|
|
1724 | { |
|
|
1725 | PerlIOCede *self = PerlIOSelf (f, PerlIOCede); |
|
|
1726 | double now = nvtime (); |
|
|
1727 | |
|
|
1728 | if (now >= self->next) |
|
|
1729 | { |
|
|
1730 | api_cede (); |
|
|
1731 | self->next = now + self->every; |
|
|
1732 | } |
|
|
1733 | |
|
|
1734 | return PerlIOBuf_flush (aTHX_ f); |
|
|
1735 | } |
|
|
1736 | |
|
|
1737 | static PerlIO_funcs PerlIO_cede = |
|
|
1738 | { |
|
|
1739 | sizeof(PerlIO_funcs), |
|
|
1740 | "cede", |
|
|
1741 | sizeof(PerlIOCede), |
|
|
1742 | PERLIO_K_DESTRUCT | PERLIO_K_RAW, |
|
|
1743 | PerlIOCede_pushed, |
|
|
1744 | PerlIOBuf_popped, |
|
|
1745 | PerlIOBuf_open, |
|
|
1746 | PerlIOBase_binmode, |
|
|
1747 | PerlIOCede_getarg, |
|
|
1748 | PerlIOBase_fileno, |
|
|
1749 | PerlIOBuf_dup, |
|
|
1750 | PerlIOBuf_read, |
|
|
1751 | PerlIOBuf_unread, |
|
|
1752 | PerlIOBuf_write, |
|
|
1753 | PerlIOBuf_seek, |
|
|
1754 | PerlIOBuf_tell, |
|
|
1755 | PerlIOBuf_close, |
|
|
1756 | PerlIOCede_flush, |
|
|
1757 | PerlIOBuf_fill, |
|
|
1758 | PerlIOBase_eof, |
|
|
1759 | PerlIOBase_error, |
|
|
1760 | PerlIOBase_clearerr, |
|
|
1761 | PerlIOBase_setlinebuf, |
|
|
1762 | PerlIOBuf_get_base, |
|
|
1763 | PerlIOBuf_bufsiz, |
|
|
1764 | PerlIOBuf_get_ptr, |
|
|
1765 | PerlIOBuf_get_cnt, |
|
|
1766 | PerlIOBuf_set_ptrcnt, |
|
|
1767 | }; |
|
|
1768 | |
|
|
1769 | |
1524 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
1770 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
1525 | |
1771 | |
1526 | PROTOTYPES: DISABLE |
1772 | PROTOTYPES: DISABLE |
1527 | |
1773 | |
1528 | BOOT: |
1774 | BOOT: |
1529 | { |
1775 | { |
1530 | #ifdef USE_ITHREADS |
1776 | #ifdef USE_ITHREADS |
1531 | MUTEX_INIT (&coro_mutex); |
1777 | MUTEX_INIT (&coro_lock); |
|
|
1778 | # if CORO_PTHREAD |
|
|
1779 | coro_thx = PERL_GET_CONTEXT; |
|
|
1780 | # endif |
1532 | #endif |
1781 | #endif |
1533 | BOOT_PAGESIZE; |
1782 | BOOT_PAGESIZE; |
1534 | |
1783 | |
1535 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
1784 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
1536 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
1785 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
1537 | #if 0 |
1786 | |
1538 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; |
1787 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
1539 | PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
1788 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
1540 | #endif |
1789 | orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr; |
|
|
1790 | |
1541 | hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); |
1791 | hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); |
1542 | rv_diehook = SvREFCNT_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
1792 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
1543 | rv_warnhook = SvREFCNT_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
1793 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
1544 | |
1794 | |
1545 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
1795 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
1546 | |
1796 | |
1547 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
1797 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
1548 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
1798 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
… | |
… | |
1553 | main_top_env = PL_top_env; |
1803 | main_top_env = PL_top_env; |
1554 | |
1804 | |
1555 | while (main_top_env->je_prev) |
1805 | while (main_top_env->je_prev) |
1556 | main_top_env = main_top_env->je_prev; |
1806 | main_top_env = main_top_env->je_prev; |
1557 | |
1807 | |
1558 | coroapi.ver = CORO_API_VERSION; |
1808 | coroapi.ver = CORO_API_VERSION; |
1559 | coroapi.rev = CORO_API_REVISION; |
1809 | coroapi.rev = CORO_API_REVISION; |
1560 | coroapi.transfer = api_transfer; |
1810 | coroapi.transfer = api_transfer; |
|
|
1811 | |
|
|
1812 | { |
|
|
1813 | SV **svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
|
|
1814 | |
|
|
1815 | if (!svp) croak ("Time::HiRes is required"); |
|
|
1816 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
|
|
1817 | |
|
|
1818 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
|
|
1819 | } |
1561 | |
1820 | |
1562 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
1821 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
1563 | } |
1822 | } |
1564 | |
1823 | |
1565 | SV * |
1824 | SV * |
… | |
… | |
1603 | Coro::cede_notself = 4 |
1862 | Coro::cede_notself = 4 |
1604 | CODE: |
1863 | CODE: |
1605 | { |
1864 | { |
1606 | struct transfer_args ta; |
1865 | struct transfer_args ta; |
1607 | |
1866 | |
|
|
1867 | PUTBACK; |
1608 | switch (ix) |
1868 | switch (ix) |
1609 | { |
1869 | { |
1610 | case 0: |
1870 | case 0: |
1611 | ta.prev = (struct coro *)INT2PTR (coro_cctx *, SvIV (ST (0))); |
1871 | ta.prev = (struct coro *)INT2PTR (coro_cctx *, SvIV (ST (0))); |
1612 | ta.next = 0; |
1872 | ta.next = 0; |
1613 | break; |
1873 | break; |
1614 | |
1874 | |
1615 | case 1: |
1875 | case 1: |
1616 | if (items != 2) |
1876 | if (items != 2) |
1617 | croak ("Coro::State::transfer (prev,next) expects two arguments, not %d", items); |
1877 | croak ("Coro::State::transfer (prev, next) expects two arguments, not %d", items); |
1618 | |
1878 | |
1619 | prepare_transfer (aTHX_ &ta, ST (0), ST (1)); |
1879 | prepare_transfer (aTHX_ &ta, ST (0), ST (1)); |
1620 | break; |
1880 | break; |
1621 | |
1881 | |
1622 | case 2: |
1882 | case 2: |
… | |
… | |
1631 | if (!prepare_cede_notself (aTHX_ &ta)) |
1891 | if (!prepare_cede_notself (aTHX_ &ta)) |
1632 | XSRETURN_EMPTY; |
1892 | XSRETURN_EMPTY; |
1633 | |
1893 | |
1634 | break; |
1894 | break; |
1635 | } |
1895 | } |
|
|
1896 | SPAGAIN; |
1636 | |
1897 | |
1637 | BARRIER; |
1898 | BARRIER; |
1638 | PUTBACK; |
1899 | PUTBACK; |
1639 | TRANSFER (ta); |
1900 | TRANSFER (ta, 0); |
1640 | SPAGAIN; /* might be the sp of a different coroutine now */ |
1901 | SPAGAIN; /* might be the sp of a different coroutine now */ |
1641 | /* be extra careful not to ever do anything after TRANSFER */ |
1902 | /* be extra careful not to ever do anything after TRANSFER */ |
1642 | } |
1903 | } |
1643 | |
1904 | |
1644 | bool |
1905 | bool |
… | |
… | |
1647 | RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); |
1908 | RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); |
1648 | OUTPUT: |
1909 | OUTPUT: |
1649 | RETVAL |
1910 | RETVAL |
1650 | |
1911 | |
1651 | void |
1912 | void |
1652 | _exit (code) |
1913 | _exit (int code) |
1653 | int code |
|
|
1654 | PROTOTYPE: $ |
1914 | PROTOTYPE: $ |
1655 | CODE: |
1915 | CODE: |
1656 | _exit (code); |
1916 | _exit (code); |
1657 | |
1917 | |
1658 | int |
1918 | int |
1659 | cctx_stacksize (int new_stacksize = 0) |
1919 | cctx_stacksize (int new_stacksize = 0) |
1660 | CODE: |
1920 | CODE: |
1661 | RETVAL = coro_stacksize; |
1921 | RETVAL = cctx_stacksize; |
1662 | if (new_stacksize) |
1922 | if (new_stacksize) |
|
|
1923 | { |
1663 | coro_stacksize = new_stacksize; |
1924 | cctx_stacksize = new_stacksize; |
|
|
1925 | ++cctx_gen; |
|
|
1926 | } |
|
|
1927 | OUTPUT: |
|
|
1928 | RETVAL |
|
|
1929 | |
|
|
1930 | int |
|
|
1931 | cctx_max_idle (int max_idle = 0) |
|
|
1932 | CODE: |
|
|
1933 | RETVAL = cctx_max_idle; |
|
|
1934 | if (max_idle > 1) |
|
|
1935 | cctx_max_idle = max_idle; |
1664 | OUTPUT: |
1936 | OUTPUT: |
1665 | RETVAL |
1937 | RETVAL |
1666 | |
1938 | |
1667 | int |
1939 | int |
1668 | cctx_count () |
1940 | cctx_count () |
… | |
… | |
1692 | call (Coro::State coro, SV *coderef) |
1964 | call (Coro::State coro, SV *coderef) |
1693 | ALIAS: |
1965 | ALIAS: |
1694 | eval = 1 |
1966 | eval = 1 |
1695 | CODE: |
1967 | CODE: |
1696 | { |
1968 | { |
1697 | if (coro->mainstack) |
1969 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
1698 | { |
1970 | { |
1699 | struct coro temp; |
1971 | struct coro temp; |
1700 | |
1972 | |
1701 | if (!(coro->flags & CF_RUNNING)) |
1973 | if (!(coro->flags & CF_RUNNING)) |
1702 | { |
1974 | { |
|
|
1975 | PUTBACK; |
1703 | save_perl (aTHX_ &temp); |
1976 | save_perl (aTHX_ &temp); |
1704 | load_perl (aTHX_ coro); |
1977 | load_perl (aTHX_ coro); |
1705 | } |
1978 | } |
1706 | |
1979 | |
1707 | { |
1980 | { |
… | |
… | |
1726 | |
1999 | |
1727 | if (!(coro->flags & CF_RUNNING)) |
2000 | if (!(coro->flags & CF_RUNNING)) |
1728 | { |
2001 | { |
1729 | save_perl (aTHX_ coro); |
2002 | save_perl (aTHX_ coro); |
1730 | load_perl (aTHX_ &temp); |
2003 | load_perl (aTHX_ &temp); |
|
|
2004 | SPAGAIN; |
1731 | } |
2005 | } |
1732 | } |
2006 | } |
1733 | } |
2007 | } |
1734 | |
2008 | |
1735 | SV * |
2009 | SV * |
… | |
… | |
1747 | |
2021 | |
1748 | void |
2022 | void |
1749 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
2023 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
1750 | |
2024 | |
1751 | SV * |
2025 | SV * |
1752 | has_stack (Coro::State coro) |
2026 | has_cctx (Coro::State coro) |
1753 | PROTOTYPE: $ |
2027 | PROTOTYPE: $ |
1754 | CODE: |
2028 | CODE: |
1755 | RETVAL = boolSV (!!coro->cctx); |
2029 | RETVAL = boolSV (!!coro->cctx); |
1756 | OUTPUT: |
2030 | OUTPUT: |
1757 | RETVAL |
2031 | RETVAL |
… | |
… | |
1762 | CODE: |
2036 | CODE: |
1763 | RETVAL = (coro->cctx ? coro->cctx->flags : 0) & CC_TRACE_ALL; |
2037 | RETVAL = (coro->cctx ? coro->cctx->flags : 0) & CC_TRACE_ALL; |
1764 | OUTPUT: |
2038 | OUTPUT: |
1765 | RETVAL |
2039 | RETVAL |
1766 | |
2040 | |
1767 | IV |
2041 | UV |
1768 | rss (Coro::State coro) |
2042 | rss (Coro::State coro) |
1769 | PROTOTYPE: $ |
2043 | PROTOTYPE: $ |
1770 | ALIAS: |
2044 | ALIAS: |
1771 | usecount = 1 |
2045 | usecount = 1 |
1772 | CODE: |
2046 | CODE: |
… | |
… | |
1776 | case 1: RETVAL = coro->usecount; break; |
2050 | case 1: RETVAL = coro->usecount; break; |
1777 | } |
2051 | } |
1778 | OUTPUT: |
2052 | OUTPUT: |
1779 | RETVAL |
2053 | RETVAL |
1780 | |
2054 | |
|
|
2055 | void |
|
|
2056 | force_cctx () |
|
|
2057 | CODE: |
|
|
2058 | struct coro *coro = SvSTATE (coro_current); |
|
|
2059 | coro->cctx->idle_sp = 0; |
|
|
2060 | |
|
|
2061 | void |
|
|
2062 | swap_defsv (Coro::State self) |
|
|
2063 | PROTOTYPE: $ |
|
|
2064 | ALIAS: |
|
|
2065 | swap_defav = 1 |
|
|
2066 | CODE: |
|
|
2067 | if (!self->slot) |
|
|
2068 | croak ("cannot swap state with coroutine that has no saved state"); |
|
|
2069 | else |
|
|
2070 | { |
|
|
2071 | SV **src = ix ? (SV **)&GvAV (PL_defgv) : &GvSV (PL_defgv); |
|
|
2072 | SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; |
|
|
2073 | |
|
|
2074 | SV *tmp = *src; *src = *dst; *dst = tmp; |
|
|
2075 | } |
1781 | |
2076 | |
1782 | MODULE = Coro::State PACKAGE = Coro |
2077 | MODULE = Coro::State PACKAGE = Coro |
1783 | |
2078 | |
1784 | BOOT: |
2079 | BOOT: |
1785 | { |
2080 | { |
1786 | int i; |
2081 | int i; |
1787 | |
2082 | |
|
|
2083 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
1788 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
2084 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
1789 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
2085 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
1790 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
|
|
1791 | |
2086 | |
1792 | coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE); |
2087 | coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE); |
1793 | SvREADONLY_on (coro_current); |
2088 | SvREADONLY_on (coro_current); |
1794 | |
2089 | |
1795 | coro_stash = gv_stashpv ("Coro", TRUE); |
2090 | coro_stash = gv_stashpv ("Coro", TRUE); |
… | |
… | |
1825 | void |
2120 | void |
1826 | _set_current (SV *current) |
2121 | _set_current (SV *current) |
1827 | PROTOTYPE: $ |
2122 | PROTOTYPE: $ |
1828 | CODE: |
2123 | CODE: |
1829 | SvREFCNT_dec (SvRV (coro_current)); |
2124 | SvREFCNT_dec (SvRV (coro_current)); |
1830 | SvRV_set (coro_current, SvREFCNT_inc (SvRV (current))); |
2125 | SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current))); |
|
|
2126 | |
|
|
2127 | void |
|
|
2128 | _set_readyhook (SV *hook) |
|
|
2129 | PROTOTYPE: $ |
|
|
2130 | CODE: |
|
|
2131 | LOCK; |
|
|
2132 | SvREFCNT_dec (coro_readyhook); |
|
|
2133 | coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0; |
|
|
2134 | UNLOCK; |
1831 | |
2135 | |
1832 | int |
2136 | int |
1833 | prio (Coro::State coro, int newprio = 0) |
2137 | prio (Coro::State coro, int newprio = 0) |
1834 | ALIAS: |
2138 | ALIAS: |
1835 | nice = 1 |
2139 | nice = 1 |
… | |
… | |
1885 | SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0); |
2189 | SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0); |
1886 | AV *invoke_av; |
2190 | AV *invoke_av; |
1887 | int i, len; |
2191 | int i, len; |
1888 | |
2192 | |
1889 | if (!invoke) |
2193 | if (!invoke) |
|
|
2194 | { |
|
|
2195 | SV *old = PL_diehook; |
|
|
2196 | PL_diehook = 0; |
|
|
2197 | SvREFCNT_dec (old); |
1890 | croak ("\3async_pool terminate\2\n"); |
2198 | croak ("\3async_pool terminate\2\n"); |
|
|
2199 | } |
1891 | |
2200 | |
1892 | SvREFCNT_dec (coro->saved_deffh); |
2201 | SvREFCNT_dec (coro->saved_deffh); |
1893 | coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); |
2202 | coro->saved_deffh = SvREFCNT_inc_NN ((SV *)PL_defoutgv); |
1894 | |
2203 | |
1895 | hv_store (hv, "desc", sizeof ("desc") - 1, |
2204 | hv_store (hv, "desc", sizeof ("desc") - 1, |
1896 | newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); |
2205 | newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); |
1897 | |
2206 | |
1898 | invoke_av = (AV *)SvRV (invoke); |
2207 | invoke_av = (AV *)SvRV (invoke); |
… | |
… | |
1902 | |
2211 | |
1903 | if (len > 0) |
2212 | if (len > 0) |
1904 | { |
2213 | { |
1905 | av_fill (defav, len - 1); |
2214 | av_fill (defav, len - 1); |
1906 | for (i = 0; i < len; ++i) |
2215 | for (i = 0; i < len; ++i) |
1907 | av_store (defav, i, SvREFCNT_inc (AvARRAY (invoke_av)[i + 1])); |
2216 | av_store (defav, i, SvREFCNT_inc_NN (AvARRAY (invoke_av)[i + 1])); |
1908 | } |
2217 | } |
1909 | |
2218 | |
1910 | SvREFCNT_dec (invoke); |
2219 | SvREFCNT_dec (invoke); |
1911 | } |
2220 | } |
1912 | |
2221 | |
… | |
… | |
1919 | sv_setsv (cb, &PL_sv_undef); |
2228 | sv_setsv (cb, &PL_sv_undef); |
1920 | |
2229 | |
1921 | SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh; |
2230 | SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh; |
1922 | coro->saved_deffh = 0; |
2231 | coro->saved_deffh = 0; |
1923 | |
2232 | |
1924 | if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) |
2233 | if (coro_rss (aTHX_ coro) > SvUV (sv_pool_rss) |
1925 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
2234 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
|
|
2235 | { |
|
|
2236 | SV *old = PL_diehook; |
|
|
2237 | PL_diehook = 0; |
|
|
2238 | SvREFCNT_dec (old); |
1926 | croak ("\3async_pool terminate\2\n"); |
2239 | croak ("\3async_pool terminate\2\n"); |
|
|
2240 | } |
1927 | |
2241 | |
1928 | av_clear (GvAV (PL_defgv)); |
2242 | av_clear (GvAV (PL_defgv)); |
1929 | hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, |
2243 | hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, |
1930 | newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); |
2244 | newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); |
1931 | |
2245 | |
… | |
… | |
1935 | api_trace (coro_current, 0); |
2249 | api_trace (coro_current, 0); |
1936 | |
2250 | |
1937 | av_push (av_async_pool, newSVsv (coro_current)); |
2251 | av_push (av_async_pool, newSVsv (coro_current)); |
1938 | } |
2252 | } |
1939 | |
2253 | |
|
|
2254 | #if 0 |
|
|
2255 | |
|
|
2256 | void |
|
|
2257 | _generator_call (...) |
|
|
2258 | PROTOTYPE: @ |
|
|
2259 | PPCODE: |
|
|
2260 | fprintf (stderr, "call %p\n", CvXSUBANY(cv).any_ptr); |
|
|
2261 | xxxx |
|
|
2262 | abort (); |
|
|
2263 | |
|
|
2264 | SV * |
|
|
2265 | gensub (SV *sub, ...) |
|
|
2266 | PROTOTYPE: &;@ |
|
|
2267 | CODE: |
|
|
2268 | { |
|
|
2269 | struct coro *coro; |
|
|
2270 | MAGIC *mg; |
|
|
2271 | CV *xcv; |
|
|
2272 | CV *ncv = (CV *)newSV_type (SVt_PVCV); |
|
|
2273 | int i; |
|
|
2274 | |
|
|
2275 | CvGV (ncv) = CvGV (cv); |
|
|
2276 | CvFILE (ncv) = CvFILE (cv); |
|
|
2277 | |
|
|
2278 | Newz (0, coro, 1, struct coro); |
|
|
2279 | coro->args = newAV (); |
|
|
2280 | coro->flags = CF_NEW; |
|
|
2281 | |
|
|
2282 | av_extend (coro->args, items - 1); |
|
|
2283 | for (i = 1; i < items; i++) |
|
|
2284 | av_push (coro->args, newSVsv (ST (i))); |
|
|
2285 | |
|
|
2286 | CvISXSUB_on (ncv); |
|
|
2287 | CvXSUBANY (ncv).any_ptr = (void *)coro; |
|
|
2288 | |
|
|
2289 | xcv = GvCV (gv_fetchpv ("Coro::_generator_call", 0, SVt_PVCV)); |
|
|
2290 | |
|
|
2291 | CvXSUB (ncv) = CvXSUB (xcv); |
|
|
2292 | CvANON_on (ncv); |
|
|
2293 | |
|
|
2294 | mg = sv_magicext ((SV *)ncv, 0, CORO_MAGIC_type_state, &coro_gensub_vtbl, (char *)coro, 0); |
|
|
2295 | RETVAL = newRV_noinc ((SV *)ncv); |
|
|
2296 | } |
|
|
2297 | OUTPUT: |
|
|
2298 | RETVAL |
|
|
2299 | |
|
|
2300 | #endif |
|
|
2301 | |
1940 | |
2302 | |
1941 | MODULE = Coro::State PACKAGE = Coro::AIO |
2303 | MODULE = Coro::State PACKAGE = Coro::AIO |
1942 | |
2304 | |
1943 | SV * |
2305 | void |
1944 | _get_state () |
2306 | _get_state (SV *self) |
1945 | CODE: |
2307 | PPCODE: |
1946 | { |
2308 | { |
1947 | struct io_state *data; |
2309 | AV *defav = GvAV (PL_defgv); |
1948 | |
2310 | AV *av = newAV (); |
|
|
2311 | int i; |
1949 | RETVAL = newSV (sizeof (struct io_state)); |
2312 | SV *data_sv = newSV (sizeof (struct io_state)); |
1950 | data = (struct io_state *)SvPVX (RETVAL); |
2313 | struct io_state *data = (struct io_state *)SvPVX (data_sv); |
1951 | SvCUR_set (RETVAL, sizeof (struct io_state)); |
2314 | SvCUR_set (data_sv, sizeof (struct io_state)); |
1952 | SvPOK_only (RETVAL); |
2315 | SvPOK_only (data_sv); |
1953 | |
2316 | |
1954 | data->errorno = errno; |
2317 | data->errorno = errno; |
1955 | data->laststype = PL_laststype; |
2318 | data->laststype = PL_laststype; |
1956 | data->laststatval = PL_laststatval; |
2319 | data->laststatval = PL_laststatval; |
1957 | data->statcache = PL_statcache; |
2320 | data->statcache = PL_statcache; |
|
|
2321 | |
|
|
2322 | av_extend (av, AvFILLp (defav) + 1 + 1); |
|
|
2323 | |
|
|
2324 | for (i = 0; i <= AvFILLp (defav); ++i) |
|
|
2325 | av_push (av, SvREFCNT_inc_NN (AvARRAY (defav)[i])); |
|
|
2326 | |
|
|
2327 | av_push (av, data_sv); |
|
|
2328 | |
|
|
2329 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
|
|
2330 | |
|
|
2331 | api_ready (self); |
1958 | } |
2332 | } |
1959 | OUTPUT: |
|
|
1960 | RETVAL |
|
|
1961 | |
2333 | |
1962 | void |
2334 | void |
1963 | _set_state (char *data_) |
2335 | _set_state (SV *state) |
1964 | PROTOTYPE: $ |
2336 | PROTOTYPE: $ |
1965 | CODE: |
2337 | PPCODE: |
1966 | { |
2338 | { |
1967 | struct io_state *data = (void *)data_; |
2339 | AV *av = (AV *)SvRV (state); |
|
|
2340 | struct io_state *data = (struct io_state *)SvPVX (AvARRAY (av)[AvFILLp (av)]); |
|
|
2341 | int i; |
1968 | |
2342 | |
1969 | errno = data->errorno; |
2343 | errno = data->errorno; |
1970 | PL_laststype = data->laststype; |
2344 | PL_laststype = data->laststype; |
1971 | PL_laststatval = data->laststatval; |
2345 | PL_laststatval = data->laststatval; |
1972 | PL_statcache = data->statcache; |
2346 | PL_statcache = data->statcache; |
1973 | } |
|
|
1974 | |
2347 | |
|
|
2348 | EXTEND (SP, AvFILLp (av)); |
|
|
2349 | for (i = 0; i < AvFILLp (av); ++i) |
|
|
2350 | PUSHs (sv_2mortal (SvREFCNT_inc_NN (AvARRAY (av)[i]))); |
|
|
2351 | } |
|
|
2352 | |
|
|
2353 | |
|
|
2354 | MODULE = Coro::State PACKAGE = Coro::AnyEvent |
|
|
2355 | |
|
|
2356 | BOOT: |
|
|
2357 | sv_activity = coro_get_sv (aTHX_ "Coro::AnyEvent::ACTIVITY", TRUE); |
|
|
2358 | |
|
|
2359 | SV * |
|
|
2360 | _schedule (...) |
|
|
2361 | PROTOTYPE: @ |
|
|
2362 | CODE: |
|
|
2363 | { |
|
|
2364 | static int incede; |
|
|
2365 | |
|
|
2366 | api_cede_notself (); |
|
|
2367 | |
|
|
2368 | ++incede; |
|
|
2369 | while (coro_nready >= incede && api_cede ()) |
|
|
2370 | ; |
|
|
2371 | |
|
|
2372 | sv_setsv (sv_activity, &PL_sv_undef); |
|
|
2373 | if (coro_nready >= incede) |
|
|
2374 | { |
|
|
2375 | PUSHMARK (SP); |
|
|
2376 | PUTBACK; |
|
|
2377 | call_pv ("Coro::AnyEvent::_activity", G_DISCARD | G_EVAL); |
|
|
2378 | SPAGAIN; |
|
|
2379 | } |
|
|
2380 | |
|
|
2381 | --incede; |
|
|
2382 | } |
|
|
2383 | |
|
|
2384 | |
|
|
2385 | MODULE = Coro::State PACKAGE = PerlIO::cede |
|
|
2386 | |
|
|
2387 | BOOT: |
|
|
2388 | PerlIO_define_layer (aTHX_ &PerlIO_cede); |