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1 | /* this works around a bug in mingw32 providing a non-working setjmp */ |
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2 | #define USE_NO_MINGW_SETJMP_TWO_ARGS |
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3 | |
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4 | #define NDEBUG 1 |
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5 | |
1 | #include "libcoro/coro.c" |
6 | #include "libcoro/coro.c" |
2 | |
7 | |
3 | #define PERL_NO_GET_CONTEXT |
8 | #define PERL_NO_GET_CONTEXT |
4 | #define PERL_EXT |
9 | #define PERL_EXT |
5 | |
10 | |
6 | #include "EXTERN.h" |
11 | #include "EXTERN.h" |
7 | #include "perl.h" |
12 | #include "perl.h" |
8 | #include "XSUB.h" |
13 | #include "XSUB.h" |
9 | #include "perliol.h" |
14 | #include "perliol.h" |
10 | |
15 | |
11 | #include "patchlevel.h" |
16 | #include "schmorp.h" |
12 | |
17 | |
13 | #include <stdio.h> |
18 | #include <stdio.h> |
14 | #include <errno.h> |
19 | #include <errno.h> |
15 | #include <assert.h> |
20 | #include <assert.h> |
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21 | |
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22 | #ifndef SVs_PADSTALE |
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23 | # define SVs_PADSTALE 0 |
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24 | #endif |
16 | |
25 | |
17 | #ifdef WIN32 |
26 | #ifdef WIN32 |
18 | # undef setjmp |
27 | # undef setjmp |
19 | # undef longjmp |
28 | # undef longjmp |
20 | # undef _exit |
29 | # undef _exit |
… | |
… | |
51 | #endif |
60 | #endif |
52 | |
61 | |
53 | /* the maximum number of idle cctx that will be pooled */ |
62 | /* the maximum number of idle cctx that will be pooled */ |
54 | static int cctx_max_idle = 4; |
63 | static int cctx_max_idle = 4; |
55 | |
64 | |
56 | #define PERL_VERSION_ATLEAST(a,b,c) \ |
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57 | (PERL_REVISION > (a) \ |
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58 | || (PERL_REVISION == (a) \ |
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59 | && (PERL_VERSION > (b) \ |
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60 | || (PERL_VERSION == (b) && PERL_SUBVERSION >= (c))))) |
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61 | |
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62 | #if !PERL_VERSION_ATLEAST (5,6,0) |
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63 | # ifndef PL_ppaddr |
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64 | # define PL_ppaddr ppaddr |
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65 | # endif |
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66 | # ifndef call_sv |
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67 | # define call_sv perl_call_sv |
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68 | # endif |
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69 | # ifndef get_sv |
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70 | # define get_sv perl_get_sv |
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71 | # endif |
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72 | # ifndef get_cv |
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73 | # define get_cv perl_get_cv |
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74 | # endif |
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75 | # ifndef IS_PADGV |
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76 | # define IS_PADGV(v) 0 |
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77 | # endif |
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78 | # ifndef IS_PADCONST |
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79 | # define IS_PADCONST(v) 0 |
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80 | # endif |
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81 | #endif |
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82 | |
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83 | /* 5.11 */ |
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84 | #ifndef CxHASARGS |
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85 | # define CxHASARGS(cx) (cx)->blk_sub.hasargs |
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86 | #endif |
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87 | |
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88 | /* 5.10.0 */ |
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89 | #ifndef SvREFCNT_inc_NN |
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90 | # define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv) |
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91 | #endif |
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92 | |
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93 | /* 5.8.8 */ |
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94 | #ifndef GV_NOTQUAL |
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95 | # define GV_NOTQUAL 0 |
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96 | #endif |
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97 | #ifndef newSV |
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98 | # define newSV(l) NEWSV(0,l) |
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99 | #endif |
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100 | #ifndef CvISXSUB_on |
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101 | # define CvISXSUB_on(cv) (void)cv |
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102 | #endif |
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103 | #ifndef CvISXSUB |
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104 | # define CvISXSUB(cv) (CvXSUB (cv) ? TRUE : FALSE) |
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105 | #endif |
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106 | #ifndef Newx |
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107 | # define Newx(ptr,nitems,type) New (0,ptr,nitems,type) |
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108 | #endif |
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109 | |
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110 | /* 5.8.7 */ |
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111 | #ifndef SvRV_set |
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112 | # define SvRV_set(s,v) SvRV(s) = (v) |
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113 | #endif |
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114 | |
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115 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
65 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
116 | # undef CORO_STACKGUARD |
66 | # undef CORO_STACKGUARD |
117 | #endif |
67 | #endif |
118 | |
68 | |
119 | #ifndef CORO_STACKGUARD |
69 | #ifndef CORO_STACKGUARD |
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133 | #else |
83 | #else |
134 | # define dSTACKLEVEL volatile void *stacklevel |
84 | # define dSTACKLEVEL volatile void *stacklevel |
135 | # define STACKLEVEL ((void *)&stacklevel) |
85 | # define STACKLEVEL ((void *)&stacklevel) |
136 | #endif |
86 | #endif |
137 | |
87 | |
138 | #define IN_DESTRUCT (PL_main_cv == Nullcv) |
88 | #define IN_DESTRUCT PL_dirty |
139 | |
89 | |
140 | #if __GNUC__ >= 3 |
90 | #if __GNUC__ >= 3 |
141 | # define attribute(x) __attribute__(x) |
91 | # define attribute(x) __attribute__(x) |
142 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
92 | # define expect(expr,value) __builtin_expect ((expr), (value)) |
143 | # define INLINE static inline |
93 | # define INLINE static inline |
144 | #else |
94 | #else |
145 | # define attribute(x) |
95 | # define attribute(x) |
146 | # define expect(expr,value) (expr) |
96 | # define expect(expr,value) (expr) |
147 | # define INLINE static |
97 | # define INLINE static |
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159 | # if CORO_PTHREAD |
109 | # if CORO_PTHREAD |
160 | static void *coro_thx; |
110 | static void *coro_thx; |
161 | # endif |
111 | # endif |
162 | #endif |
112 | #endif |
163 | |
113 | |
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114 | #ifdef __linux |
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115 | # include <time.h> /* for timespec */ |
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116 | # include <syscall.h> /* for SYS_* */ |
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117 | # ifdef SYS_clock_gettime |
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118 | # define coro_clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
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119 | # define CORO_CLOCK_MONOTONIC 1 |
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120 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
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121 | # endif |
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122 | #endif |
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123 | |
164 | static double (*nvtime)(); /* so why doesn't it take void? */ |
124 | static double (*nvtime)(); /* so why doesn't it take void? */ |
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125 | static void (*u2time)(pTHX_ UV ret[2]); |
165 | |
126 | |
166 | /* we hijack an hopefully unused CV flag for our purposes */ |
127 | /* we hijack an hopefully unused CV flag for our purposes */ |
167 | #define CVf_SLF 0x4000 |
128 | #define CVf_SLF 0x4000 |
168 | static OP *pp_slf (pTHX); |
129 | static OP *pp_slf (pTHX); |
169 | |
130 | |
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190 | static SV *sv_pool_size; |
151 | static SV *sv_pool_size; |
191 | static SV *sv_async_pool_idle; /* description string */ |
152 | static SV *sv_async_pool_idle; /* description string */ |
192 | static AV *av_async_pool; /* idle pool */ |
153 | static AV *av_async_pool; /* idle pool */ |
193 | static SV *sv_Coro; /* class string */ |
154 | static SV *sv_Coro; /* class string */ |
194 | static CV *cv_pool_handler; |
155 | static CV *cv_pool_handler; |
195 | static CV *cv_coro_state_new; |
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196 | |
156 | |
197 | /* Coro::AnyEvent */ |
157 | /* Coro::AnyEvent */ |
198 | static SV *sv_activity; |
158 | static SV *sv_activity; |
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159 | |
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160 | /* enable processtime/realtime profiling */ |
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161 | static char enable_times; |
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162 | typedef U32 coro_ts[2]; |
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163 | static coro_ts time_real, time_cpu; |
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164 | static char times_valid; |
199 | |
165 | |
200 | static struct coro_cctx *cctx_first; |
166 | static struct coro_cctx *cctx_first; |
201 | static int cctx_count, cctx_idle; |
167 | static int cctx_count, cctx_idle; |
202 | |
168 | |
203 | enum { |
169 | enum { |
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238 | enum { |
204 | enum { |
239 | CF_RUNNING = 0x0001, /* coroutine is running */ |
205 | CF_RUNNING = 0x0001, /* coroutine is running */ |
240 | CF_READY = 0x0002, /* coroutine is ready */ |
206 | CF_READY = 0x0002, /* coroutine is ready */ |
241 | CF_NEW = 0x0004, /* has never been switched to */ |
207 | CF_NEW = 0x0004, /* has never been switched to */ |
242 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
208 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
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209 | CF_SUSPENDED = 0x0010, /* coroutine can't be scheduled */ |
243 | }; |
210 | }; |
244 | |
211 | |
245 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
212 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
246 | typedef struct |
213 | typedef struct |
247 | { |
214 | { |
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260 | /* this is a structure representing a perl-level coroutine */ |
227 | /* this is a structure representing a perl-level coroutine */ |
261 | struct coro { |
228 | struct coro { |
262 | /* the C coroutine allocated to this perl coroutine, if any */ |
229 | /* the C coroutine allocated to this perl coroutine, if any */ |
263 | coro_cctx *cctx; |
230 | coro_cctx *cctx; |
264 | |
231 | |
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232 | /* ready queue */ |
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233 | struct coro *next_ready; |
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234 | |
265 | /* state data */ |
235 | /* state data */ |
266 | struct CoroSLF slf_frame; /* saved slf frame */ |
236 | struct CoroSLF slf_frame; /* saved slf frame */ |
267 | AV *mainstack; |
237 | AV *mainstack; |
268 | perl_slots *slot; /* basically the saved sp */ |
238 | perl_slots *slot; /* basically the saved sp */ |
269 | |
239 | |
270 | CV *startcv; /* the CV to execute */ |
240 | CV *startcv; /* the CV to execute */ |
271 | AV *args; /* data associated with this coroutine (initial args) */ |
241 | AV *args; /* data associated with this coroutine (initial args) */ |
272 | int refcnt; /* coroutines are refcounted, yes */ |
242 | int refcnt; /* coroutines are refcounted, yes */ |
273 | int flags; /* CF_ flags */ |
243 | int flags; /* CF_ flags */ |
274 | HV *hv; /* the perl hash associated with this coro, if any */ |
244 | HV *hv; /* the perl hash associated with this coro, if any */ |
275 | void (*on_destroy)(pTHX_ struct coro *coro); |
245 | void (*on_destroy)(pTHX_ struct coro *coro); /* for temporary use by xs in critical sections */ |
276 | |
246 | |
277 | /* statistics */ |
247 | /* statistics */ |
278 | int usecount; /* number of transfers to this coro */ |
248 | int usecount; /* number of transfers to this coro */ |
279 | |
249 | |
280 | /* coro process data */ |
250 | /* coro process data */ |
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285 | /* async_pool */ |
255 | /* async_pool */ |
286 | SV *saved_deffh; |
256 | SV *saved_deffh; |
287 | SV *invoke_cb; |
257 | SV *invoke_cb; |
288 | AV *invoke_av; |
258 | AV *invoke_av; |
289 | |
259 | |
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260 | /* on_enter/on_leave */ |
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261 | AV *on_enter; |
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262 | AV *on_leave; |
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263 | |
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264 | /* swap_sv */ |
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265 | AV *swap_sv; |
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266 | |
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267 | /* times */ |
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268 | coro_ts t_cpu, t_real; |
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269 | |
290 | /* linked list */ |
270 | /* linked list */ |
291 | struct coro *next, *prev; |
271 | struct coro *next, *prev; |
292 | }; |
272 | }; |
293 | |
273 | |
294 | typedef struct coro *Coro__State; |
274 | typedef struct coro *Coro__State; |
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299 | /* the mainr easonw e don't support windows process emulation */ |
279 | /* the mainr easonw e don't support windows process emulation */ |
300 | static struct CoroSLF slf_frame; /* the current slf frame */ |
280 | static struct CoroSLF slf_frame; /* the current slf frame */ |
301 | |
281 | |
302 | /** Coro ********************************************************************/ |
282 | /** Coro ********************************************************************/ |
303 | |
283 | |
304 | #define PRIO_MAX 3 |
284 | #define CORO_PRIO_MAX 3 |
305 | #define PRIO_HIGH 1 |
285 | #define CORO_PRIO_HIGH 1 |
306 | #define PRIO_NORMAL 0 |
286 | #define CORO_PRIO_NORMAL 0 |
307 | #define PRIO_LOW -1 |
287 | #define CORO_PRIO_LOW -1 |
308 | #define PRIO_IDLE -3 |
288 | #define CORO_PRIO_IDLE -3 |
309 | #define PRIO_MIN -4 |
289 | #define CORO_PRIO_MIN -4 |
310 | |
290 | |
311 | /* for Coro.pm */ |
291 | /* for Coro.pm */ |
312 | static SV *coro_current; |
292 | static SV *coro_current; |
313 | static SV *coro_readyhook; |
293 | static SV *coro_readyhook; |
314 | static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1]; |
294 | static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */ |
315 | static CV *cv_coro_run, *cv_coro_terminate; |
295 | static CV *cv_coro_run, *cv_coro_terminate; |
316 | static struct coro *coro_first; |
296 | static struct coro *coro_first; |
317 | #define coro_nready coroapi.nready |
297 | #define coro_nready coroapi.nready |
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298 | |
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299 | /** Coro::Select ************************************************************/ |
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300 | |
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301 | static OP *(*coro_old_pp_sselect) (pTHX); |
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302 | static SV *coro_select_select; |
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303 | |
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304 | /* horrible hack, but if it works... */ |
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305 | static OP * |
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306 | coro_pp_sselect (pTHX) |
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307 | { |
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308 | dSP; |
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309 | PUSHMARK (SP - 4); /* fake argument list */ |
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310 | XPUSHs (coro_select_select); |
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311 | PUTBACK; |
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312 | |
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313 | /* entersub is an UNOP, select a LISTOP... keep your fingers crossed */ |
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314 | PL_op->op_flags |= OPf_STACKED; |
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315 | PL_op->op_private = 0; |
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316 | return PL_ppaddr [OP_ENTERSUB](aTHX); |
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317 | } |
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318 | |
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319 | /** time stuff **************************************************************/ |
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320 | |
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321 | #ifdef HAS_GETTIMEOFDAY |
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322 | |
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323 | static void |
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324 | coro_u2time (pTHX_ UV ret[2]) |
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325 | { |
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326 | struct timeval tv; |
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327 | gettimeofday (&tv, 0); |
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328 | |
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329 | ret [0] = tv.tv_sec; |
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330 | ret [1] = tv.tv_usec; |
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331 | } |
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332 | |
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333 | static double |
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334 | coro_nvtime () |
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335 | { |
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336 | struct timeval tv; |
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337 | gettimeofday (&tv, 0); |
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338 | |
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339 | return tv.tv_sec + tv.tv_usec * 1e-6; |
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340 | } |
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341 | |
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342 | static void |
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343 | time_init (void) |
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344 | { |
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345 | nvtime = coro_nvtime; |
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346 | u2time = coro_u2time; |
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347 | } |
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348 | |
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349 | #else |
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350 | |
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351 | static void |
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352 | time_init (void) |
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353 | { |
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354 | SV **svp; |
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355 | |
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356 | require_pv ("Time::HiRes"); |
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357 | |
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358 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
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359 | |
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360 | if (!svp) croak ("Time::HiRes is required"); |
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361 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
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362 | |
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363 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
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364 | |
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365 | svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0); |
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366 | u2time = INT2PTR (void (*)(pTHX_ UV ret[2]), SvIV (*svp)); |
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367 | } |
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368 | |
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369 | #endif |
318 | |
370 | |
319 | /** lowlevel stuff **********************************************************/ |
371 | /** lowlevel stuff **********************************************************/ |
320 | |
372 | |
321 | static SV * |
373 | static SV * |
322 | coro_get_sv (pTHX_ const char *name, int create) |
374 | coro_get_sv (pTHX_ const char *name, int create) |
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346 | get_hv (name, create); |
398 | get_hv (name, create); |
347 | #endif |
399 | #endif |
348 | return get_hv (name, create); |
400 | return get_hv (name, create); |
349 | } |
401 | } |
350 | |
402 | |
351 | /* may croak */ |
403 | INLINE void |
352 | INLINE CV * |
404 | coro_times_update () |
353 | coro_sv_2cv (pTHX_ SV *sv) |
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354 | { |
405 | { |
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406 | #ifdef coro_clock_gettime |
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407 | struct timespec ts; |
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408 | |
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409 | ts.tv_sec = ts.tv_nsec = 0; |
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410 | coro_clock_gettime (CORO_CLOCK_THREAD_CPUTIME_ID, &ts); |
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411 | time_cpu [0] = ts.tv_sec; time_cpu [1] = ts.tv_nsec; |
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412 | |
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413 | ts.tv_sec = ts.tv_nsec = 0; |
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414 | coro_clock_gettime (CORO_CLOCK_MONOTONIC, &ts); |
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415 | time_real [0] = ts.tv_sec; time_real [1] = ts.tv_nsec; |
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416 | #else |
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417 | dTHX; |
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418 | UV tv[2]; |
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419 | |
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420 | u2time (aTHX_ tv); |
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421 | time_real [0] = tv [0]; |
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422 | time_real [1] = tv [1] * 1000; |
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423 | #endif |
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424 | } |
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425 | |
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426 | INLINE void |
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427 | coro_times_add (struct coro *c) |
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428 | { |
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429 | c->t_real [1] += time_real [1]; |
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430 | if (c->t_real [1] > 1000000000) { c->t_real [1] -= 1000000000; ++c->t_real [0]; } |
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431 | c->t_real [0] += time_real [0]; |
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432 | |
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433 | c->t_cpu [1] += time_cpu [1]; |
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434 | if (c->t_cpu [1] > 1000000000) { c->t_cpu [1] -= 1000000000; ++c->t_cpu [0]; } |
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435 | c->t_cpu [0] += time_cpu [0]; |
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436 | } |
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437 | |
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438 | INLINE void |
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439 | coro_times_sub (struct coro *c) |
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440 | { |
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441 | if (c->t_real [1] < time_real [1]) { c->t_real [1] += 1000000000; --c->t_real [0]; } |
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442 | c->t_real [1] -= time_real [1]; |
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443 | c->t_real [0] -= time_real [0]; |
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444 | |
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445 | if (c->t_cpu [1] < time_cpu [1]) { c->t_cpu [1] += 1000000000; --c->t_cpu [0]; } |
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446 | c->t_cpu [1] -= time_cpu [1]; |
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447 | c->t_cpu [0] -= time_cpu [0]; |
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448 | } |
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449 | |
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450 | /*****************************************************************************/ |
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451 | /* magic glue */ |
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452 | |
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453 | #define CORO_MAGIC_type_cv 26 |
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454 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
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455 | |
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456 | #define CORO_MAGIC_NN(sv, type) \ |
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457 | (expect_true (SvMAGIC (sv)->mg_type == type) \ |
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458 | ? SvMAGIC (sv) \ |
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459 | : mg_find (sv, type)) |
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460 | |
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461 | #define CORO_MAGIC(sv, type) \ |
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462 | (expect_true (SvMAGIC (sv)) \ |
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463 | ? CORO_MAGIC_NN (sv, type) \ |
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464 | : 0) |
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465 | |
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466 | #define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv) |
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467 | #define CORO_MAGIC_state(sv) CORO_MAGIC_NN (((SV *)(sv)), CORO_MAGIC_type_state) |
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468 | |
|
|
469 | INLINE struct coro * |
|
|
470 | SvSTATE_ (pTHX_ SV *coro) |
|
|
471 | { |
355 | HV *st; |
472 | HV *stash; |
356 | GV *gvp; |
473 | MAGIC *mg; |
357 | return sv_2cv (sv, &st, &gvp, 0); |
474 | |
|
|
475 | if (SvROK (coro)) |
|
|
476 | coro = SvRV (coro); |
|
|
477 | |
|
|
478 | if (expect_false (SvTYPE (coro) != SVt_PVHV)) |
|
|
479 | croak ("Coro::State object required"); |
|
|
480 | |
|
|
481 | stash = SvSTASH (coro); |
|
|
482 | if (expect_false (stash != coro_stash && stash != coro_state_stash)) |
|
|
483 | { |
|
|
484 | /* very slow, but rare, check */ |
|
|
485 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
|
|
486 | croak ("Coro::State object required"); |
|
|
487 | } |
|
|
488 | |
|
|
489 | mg = CORO_MAGIC_state (coro); |
|
|
490 | return (struct coro *)mg->mg_ptr; |
358 | } |
491 | } |
|
|
492 | |
|
|
493 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
|
|
494 | |
|
|
495 | /* faster than SvSTATE, but expects a coroutine hv */ |
|
|
496 | #define SvSTATE_hv(hv) ((struct coro *)CORO_MAGIC_NN ((SV *)hv, CORO_MAGIC_type_state)->mg_ptr) |
|
|
497 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
|
|
498 | |
|
|
499 | /*****************************************************************************/ |
|
|
500 | /* padlist management and caching */ |
359 | |
501 | |
360 | static AV * |
502 | static AV * |
361 | coro_derive_padlist (pTHX_ CV *cv) |
503 | coro_derive_padlist (pTHX_ CV *cv) |
362 | { |
504 | { |
363 | AV *padlist = CvPADLIST (cv); |
505 | AV *padlist = CvPADLIST (cv); |
… | |
… | |
371 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
513 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
372 | #endif |
514 | #endif |
373 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
515 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
374 | --AvFILLp (padlist); |
516 | --AvFILLp (padlist); |
375 | |
517 | |
376 | av_store (newpadlist, 0, SvREFCNT_inc_NN (*av_fetch (padlist, 0, FALSE))); |
518 | av_store (newpadlist, 0, SvREFCNT_inc_NN (AvARRAY (padlist)[0])); |
377 | av_store (newpadlist, 1, (SV *)newpad); |
519 | av_store (newpadlist, 1, (SV *)newpad); |
378 | |
520 | |
379 | return newpadlist; |
521 | return newpadlist; |
380 | } |
522 | } |
381 | |
523 | |
382 | static void |
524 | static void |
383 | free_padlist (pTHX_ AV *padlist) |
525 | free_padlist (pTHX_ AV *padlist) |
384 | { |
526 | { |
385 | /* may be during global destruction */ |
527 | /* may be during global destruction */ |
386 | if (SvREFCNT (padlist)) |
528 | if (!IN_DESTRUCT) |
387 | { |
529 | { |
388 | I32 i = AvFILLp (padlist); |
530 | I32 i = AvFILLp (padlist); |
389 | while (i >= 0) |
531 | |
|
|
532 | while (i > 0) /* special-case index 0 */ |
390 | { |
533 | { |
391 | SV **svp = av_fetch (padlist, i--, FALSE); |
534 | /* we try to be extra-careful here */ |
392 | if (svp) |
535 | AV *av = (AV *)AvARRAY (padlist)[i--]; |
393 | { |
536 | I32 j = AvFILLp (av); |
394 | SV *sv; |
537 | |
395 | while (&PL_sv_undef != (sv = av_pop ((AV *)*svp))) |
538 | while (j >= 0) |
|
|
539 | SvREFCNT_dec (AvARRAY (av)[j--]); |
|
|
540 | |
|
|
541 | AvFILLp (av) = -1; |
396 | SvREFCNT_dec (sv); |
542 | SvREFCNT_dec (av); |
397 | |
|
|
398 | SvREFCNT_dec (*svp); |
|
|
399 | } |
|
|
400 | } |
543 | } |
401 | |
544 | |
|
|
545 | SvREFCNT_dec (AvARRAY (padlist)[0]); |
|
|
546 | |
|
|
547 | AvFILLp (padlist) = -1; |
402 | SvREFCNT_dec ((SV*)padlist); |
548 | SvREFCNT_dec ((SV*)padlist); |
403 | } |
549 | } |
404 | } |
550 | } |
405 | |
551 | |
406 | static int |
552 | static int |
407 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
553 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
408 | { |
554 | { |
409 | AV *padlist; |
555 | AV *padlist; |
410 | AV *av = (AV *)mg->mg_obj; |
556 | AV *av = (AV *)mg->mg_obj; |
|
|
557 | |
|
|
558 | /* perl manages to free our internal AV and _then_ call us */ |
|
|
559 | if (IN_DESTRUCT) |
|
|
560 | return 0; |
411 | |
561 | |
412 | /* casting is fun. */ |
562 | /* casting is fun. */ |
413 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
563 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
414 | free_padlist (aTHX_ padlist); |
564 | free_padlist (aTHX_ padlist); |
415 | |
565 | |
416 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
566 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
417 | |
567 | |
418 | return 0; |
568 | return 0; |
419 | } |
569 | } |
420 | |
|
|
421 | #define CORO_MAGIC_type_cv 26 |
|
|
422 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
|
|
423 | |
570 | |
424 | static MGVTBL coro_cv_vtbl = { |
571 | static MGVTBL coro_cv_vtbl = { |
425 | 0, 0, 0, 0, |
572 | 0, 0, 0, 0, |
426 | coro_cv_free |
573 | coro_cv_free |
427 | }; |
574 | }; |
428 | |
|
|
429 | #define CORO_MAGIC_NN(sv, type) \ |
|
|
430 | (expect_true (SvMAGIC (sv)->mg_type == type) \ |
|
|
431 | ? SvMAGIC (sv) \ |
|
|
432 | : mg_find (sv, type)) |
|
|
433 | |
|
|
434 | #define CORO_MAGIC(sv, type) \ |
|
|
435 | (expect_true (SvMAGIC (sv)) \ |
|
|
436 | ? CORO_MAGIC_NN (sv, type) \ |
|
|
437 | : 0) |
|
|
438 | |
|
|
439 | #define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv) |
|
|
440 | #define CORO_MAGIC_state(sv) CORO_MAGIC_NN (((SV *)(sv)), CORO_MAGIC_type_state) |
|
|
441 | |
|
|
442 | INLINE struct coro * |
|
|
443 | SvSTATE_ (pTHX_ SV *coro) |
|
|
444 | { |
|
|
445 | HV *stash; |
|
|
446 | MAGIC *mg; |
|
|
447 | |
|
|
448 | if (SvROK (coro)) |
|
|
449 | coro = SvRV (coro); |
|
|
450 | |
|
|
451 | if (expect_false (SvTYPE (coro) != SVt_PVHV)) |
|
|
452 | croak ("Coro::State object required"); |
|
|
453 | |
|
|
454 | stash = SvSTASH (coro); |
|
|
455 | if (expect_false (stash != coro_stash && stash != coro_state_stash)) |
|
|
456 | { |
|
|
457 | /* very slow, but rare, check */ |
|
|
458 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
|
|
459 | croak ("Coro::State object required"); |
|
|
460 | } |
|
|
461 | |
|
|
462 | mg = CORO_MAGIC_state (coro); |
|
|
463 | return (struct coro *)mg->mg_ptr; |
|
|
464 | } |
|
|
465 | |
|
|
466 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
|
|
467 | |
|
|
468 | /* faster than SvSTATE, but expects a coroutine hv */ |
|
|
469 | #define SvSTATE_hv(hv) ((struct coro *)CORO_MAGIC_NN ((SV *)hv, CORO_MAGIC_type_state)->mg_ptr) |
|
|
470 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
|
|
471 | |
575 | |
472 | /* the next two functions merely cache the padlists */ |
576 | /* the next two functions merely cache the padlists */ |
473 | static void |
577 | static void |
474 | get_padlist (pTHX_ CV *cv) |
578 | get_padlist (pTHX_ CV *cv) |
475 | { |
579 | { |
… | |
… | |
503 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
607 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
504 | |
608 | |
505 | av = (AV *)mg->mg_obj; |
609 | av = (AV *)mg->mg_obj; |
506 | |
610 | |
507 | if (expect_false (AvFILLp (av) >= AvMAX (av))) |
611 | if (expect_false (AvFILLp (av) >= AvMAX (av))) |
508 | av_extend (av, AvMAX (av) + 1); |
612 | av_extend (av, AvFILLp (av) + 1); |
509 | |
613 | |
510 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
614 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
511 | } |
615 | } |
512 | |
616 | |
513 | /** load & save, init *******************************************************/ |
617 | /** load & save, init *******************************************************/ |
|
|
618 | |
|
|
619 | /* swap sv heads, at least logically */ |
|
|
620 | static void |
|
|
621 | swap_svs (pTHX_ Coro__State c) |
|
|
622 | { |
|
|
623 | int i; |
|
|
624 | |
|
|
625 | for (i = 0; i <= AvFILLp (c->swap_sv); ) |
|
|
626 | { |
|
|
627 | SV *a = AvARRAY (c->swap_sv)[i++]; |
|
|
628 | SV *b = AvARRAY (c->swap_sv)[i++]; |
|
|
629 | |
|
|
630 | const U32 keep = SVs_PADSTALE | SVs_PADTMP | SVs_PADMY; /* keep these flags */ |
|
|
631 | SV tmp; |
|
|
632 | |
|
|
633 | /* swap sv_any */ |
|
|
634 | SvANY (&tmp) = SvANY (a); SvANY (a) = SvANY (b); SvANY (b) = SvANY (&tmp); |
|
|
635 | |
|
|
636 | /* swap sv_flags */ |
|
|
637 | SvFLAGS (&tmp) = SvFLAGS (a); |
|
|
638 | SvFLAGS (a) = (SvFLAGS (a) & keep) | (SvFLAGS (b ) & ~keep); |
|
|
639 | SvFLAGS (b) = (SvFLAGS (b) & keep) | (SvFLAGS (&tmp) & ~keep); |
|
|
640 | |
|
|
641 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
642 | /* perl 5.10 complicates this _quite_ a bit, but it also is |
|
|
643 | * much faster, so no quarrels here. alternatively, we could |
|
|
644 | * sv_upgrade to avoid this. |
|
|
645 | */ |
|
|
646 | { |
|
|
647 | /* swap sv_u */ |
|
|
648 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
|
|
649 | |
|
|
650 | /* if SvANY points to the head, we need to adjust the pointers, |
|
|
651 | * as the pointer for a still points to b, and maybe vice versa. |
|
|
652 | */ |
|
|
653 | #define svany_in_head(type) \ |
|
|
654 | (((1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV)) & (1 << (type))) |
|
|
655 | |
|
|
656 | if (svany_in_head (SvTYPE (a))) |
|
|
657 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
|
|
658 | |
|
|
659 | if (svany_in_head (SvTYPE (b))) |
|
|
660 | SvANY (b) = (void *)((PTRV)SvANY (b) - (PTRV)a + (PTRV)b); |
|
|
661 | } |
|
|
662 | #endif |
|
|
663 | } |
|
|
664 | } |
|
|
665 | |
|
|
666 | #define SWAP_SVS(coro) \ |
|
|
667 | if (expect_false ((coro)->swap_sv)) \ |
|
|
668 | swap_svs (aTHX_ (coro)) |
|
|
669 | |
|
|
670 | static void |
|
|
671 | on_enterleave_call (pTHX_ SV *cb); |
514 | |
672 | |
515 | static void |
673 | static void |
516 | load_perl (pTHX_ Coro__State c) |
674 | load_perl (pTHX_ Coro__State c) |
517 | { |
675 | { |
518 | perl_slots *slot = c->slot; |
676 | perl_slots *slot = c->slot; |
… | |
… | |
546 | PUTBACK; |
704 | PUTBACK; |
547 | } |
705 | } |
548 | |
706 | |
549 | slf_frame = c->slf_frame; |
707 | slf_frame = c->slf_frame; |
550 | CORO_THROW = c->except; |
708 | CORO_THROW = c->except; |
|
|
709 | |
|
|
710 | if (expect_false (enable_times)) |
|
|
711 | { |
|
|
712 | if (expect_false (!times_valid)) |
|
|
713 | coro_times_update (); |
|
|
714 | |
|
|
715 | coro_times_sub (c); |
|
|
716 | } |
|
|
717 | |
|
|
718 | if (expect_false (c->on_enter)) |
|
|
719 | { |
|
|
720 | int i; |
|
|
721 | |
|
|
722 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
|
|
723 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
|
|
724 | } |
|
|
725 | |
|
|
726 | SWAP_SVS (c); |
551 | } |
727 | } |
552 | |
728 | |
553 | static void |
729 | static void |
554 | save_perl (pTHX_ Coro__State c) |
730 | save_perl (pTHX_ Coro__State c) |
555 | { |
731 | { |
|
|
732 | SWAP_SVS (c); |
|
|
733 | |
|
|
734 | if (expect_false (c->on_leave)) |
|
|
735 | { |
|
|
736 | int i; |
|
|
737 | |
|
|
738 | for (i = AvFILLp (c->on_leave); i >= 0; --i) |
|
|
739 | on_enterleave_call (aTHX_ AvARRAY (c->on_leave)[i]); |
|
|
740 | } |
|
|
741 | |
|
|
742 | times_valid = 0; |
|
|
743 | |
|
|
744 | if (expect_false (enable_times)) |
|
|
745 | { |
|
|
746 | coro_times_update (); times_valid = 1; |
|
|
747 | coro_times_add (c); |
|
|
748 | } |
|
|
749 | |
556 | c->except = CORO_THROW; |
750 | c->except = CORO_THROW; |
557 | c->slf_frame = slf_frame; |
751 | c->slf_frame = slf_frame; |
558 | |
752 | |
559 | { |
753 | { |
560 | dSP; |
754 | dSP; |
… | |
… | |
573 | { |
767 | { |
574 | while (expect_true (cxix >= 0)) |
768 | while (expect_true (cxix >= 0)) |
575 | { |
769 | { |
576 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
770 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
577 | |
771 | |
578 | if (expect_true (CxTYPE (cx) == CXt_SUB || CxTYPE (cx) == CXt_FORMAT)) |
772 | if (expect_true (CxTYPE (cx) == CXt_SUB) || expect_false (CxTYPE (cx) == CXt_FORMAT)) |
579 | { |
773 | { |
580 | CV *cv = cx->blk_sub.cv; |
774 | CV *cv = cx->blk_sub.cv; |
581 | |
775 | |
582 | if (expect_true (CvDEPTH (cv))) |
776 | if (expect_true (CvDEPTH (cv))) |
583 | { |
777 | { |
… | |
… | |
607 | /* we manually unroll here, as usually 2 slots is enough */ |
801 | /* we manually unroll here, as usually 2 slots is enough */ |
608 | if (SLOT_COUNT >= 1) CXINC; |
802 | if (SLOT_COUNT >= 1) CXINC; |
609 | if (SLOT_COUNT >= 2) CXINC; |
803 | if (SLOT_COUNT >= 2) CXINC; |
610 | if (SLOT_COUNT >= 3) CXINC; |
804 | if (SLOT_COUNT >= 3) CXINC; |
611 | { |
805 | { |
612 | int i; |
806 | unsigned int i; |
613 | for (i = 3; i < SLOT_COUNT; ++i) |
807 | for (i = 3; i < SLOT_COUNT; ++i) |
614 | CXINC; |
808 | CXINC; |
615 | } |
809 | } |
616 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
810 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
617 | |
811 | |
… | |
… | |
759 | #endif |
953 | #endif |
760 | |
954 | |
761 | /* |
955 | /* |
762 | * This overrides the default magic get method of %SIG elements. |
956 | * This overrides the default magic get method of %SIG elements. |
763 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
957 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
764 | * and instead of tryign to save and restore the hash elements, we just provide |
958 | * and instead of trying to save and restore the hash elements, we just provide |
765 | * readback here. |
959 | * readback here. |
766 | * We only do this when the hook is != 0, as they are often set to 0 temporarily, |
|
|
767 | * not expecting this to actually change the hook. This is a potential problem |
|
|
768 | * when a schedule happens then, but we ignore this. |
|
|
769 | */ |
960 | */ |
770 | static int |
961 | static int |
771 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
962 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
772 | { |
963 | { |
773 | const char *s = MgPV_nolen_const (mg); |
964 | const char *s = MgPV_nolen_const (mg); |
… | |
… | |
826 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
1017 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
827 | |
1018 | |
828 | if (svp) |
1019 | if (svp) |
829 | { |
1020 | { |
830 | SV *old = *svp; |
1021 | SV *old = *svp; |
831 | *svp = newSVsv (sv); |
1022 | *svp = SvOK (sv) ? newSVsv (sv) : 0; |
832 | SvREFCNT_dec (old); |
1023 | SvREFCNT_dec (old); |
833 | return 0; |
1024 | return 0; |
834 | } |
1025 | } |
835 | } |
1026 | } |
836 | |
1027 | |
… | |
… | |
854 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1045 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
855 | { |
1046 | { |
856 | return 1; |
1047 | return 1; |
857 | } |
1048 | } |
858 | |
1049 | |
859 | static UNOP coro_setup_op; |
1050 | static UNOP init_perl_op; |
860 | |
1051 | |
861 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
1052 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
862 | coro_setup (pTHX_ struct coro *coro) |
1053 | init_perl (pTHX_ struct coro *coro) |
863 | { |
1054 | { |
864 | /* |
1055 | /* |
865 | * emulate part of the perl startup here. |
1056 | * emulate part of the perl startup here. |
866 | */ |
1057 | */ |
867 | coro_init_stacks (aTHX); |
1058 | coro_init_stacks (aTHX); |
… | |
… | |
874 | PL_comppad_name_fill = 0; |
1065 | PL_comppad_name_fill = 0; |
875 | PL_comppad_name_floor = 0; |
1066 | PL_comppad_name_floor = 0; |
876 | PL_curpm = 0; |
1067 | PL_curpm = 0; |
877 | PL_curpad = 0; |
1068 | PL_curpad = 0; |
878 | PL_localizing = 0; |
1069 | PL_localizing = 0; |
879 | PL_dirty = 0; |
|
|
880 | PL_restartop = 0; |
1070 | PL_restartop = 0; |
881 | #if PERL_VERSION_ATLEAST (5,10,0) |
1071 | #if PERL_VERSION_ATLEAST (5,10,0) |
882 | PL_parser = 0; |
1072 | PL_parser = 0; |
883 | #endif |
1073 | #endif |
884 | PL_hints = 0; |
1074 | PL_hints = 0; |
… | |
… | |
916 | */ |
1106 | */ |
917 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
1107 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
918 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
1108 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
919 | |
1109 | |
920 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
1110 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
921 | coro_setup_op.op_next = PL_op; |
1111 | init_perl_op.op_next = PL_op; |
922 | coro_setup_op.op_type = OP_ENTERSUB; |
1112 | init_perl_op.op_type = OP_ENTERSUB; |
923 | coro_setup_op.op_ppaddr = pp_slf; |
1113 | init_perl_op.op_ppaddr = pp_slf; |
924 | /* no flags etc. required, as an init function won't be called */ |
1114 | /* no flags etc. required, as an init function won't be called */ |
925 | |
1115 | |
926 | PL_op = (OP *)&coro_setup_op; |
1116 | PL_op = (OP *)&init_perl_op; |
927 | |
1117 | |
928 | /* copy throw, in case it was set before coro_setup */ |
1118 | /* copy throw, in case it was set before init_perl */ |
929 | CORO_THROW = coro->except; |
1119 | CORO_THROW = coro->except; |
930 | } |
|
|
931 | |
1120 | |
|
|
1121 | SWAP_SVS (coro); |
|
|
1122 | |
|
|
1123 | if (expect_false (enable_times)) |
|
|
1124 | { |
|
|
1125 | coro_times_update (); |
|
|
1126 | coro_times_sub (coro); |
|
|
1127 | } |
|
|
1128 | } |
|
|
1129 | |
932 | static void |
1130 | static void |
933 | coro_destruct (pTHX_ struct coro *coro) |
1131 | coro_unwind_stacks (pTHX) |
934 | { |
1132 | { |
935 | if (!IN_DESTRUCT) |
1133 | if (!IN_DESTRUCT) |
936 | { |
1134 | { |
937 | /* restore all saved variables and stuff */ |
1135 | /* restore all saved variables and stuff */ |
938 | LEAVE_SCOPE (0); |
1136 | LEAVE_SCOPE (0); |
… | |
… | |
946 | POPSTACK_TO (PL_mainstack); |
1144 | POPSTACK_TO (PL_mainstack); |
947 | |
1145 | |
948 | /* unwind main stack */ |
1146 | /* unwind main stack */ |
949 | dounwind (-1); |
1147 | dounwind (-1); |
950 | } |
1148 | } |
|
|
1149 | } |
951 | |
1150 | |
952 | SvREFCNT_dec (GvSV (PL_defgv)); |
1151 | static void |
953 | SvREFCNT_dec (GvAV (PL_defgv)); |
1152 | destroy_perl (pTHX_ struct coro *coro) |
954 | SvREFCNT_dec (GvSV (PL_errgv)); |
1153 | { |
955 | SvREFCNT_dec (PL_defoutgv); |
1154 | SV *svf [9]; |
956 | SvREFCNT_dec (PL_rs); |
|
|
957 | SvREFCNT_dec (GvSV (irsgv)); |
|
|
958 | SvREFCNT_dec (GvHV (PL_hintgv)); |
|
|
959 | |
1155 | |
960 | SvREFCNT_dec (PL_diehook); |
|
|
961 | SvREFCNT_dec (PL_warnhook); |
|
|
962 | |
1156 | { |
|
|
1157 | struct coro *current = SvSTATE_current; |
|
|
1158 | |
|
|
1159 | assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack)); |
|
|
1160 | |
|
|
1161 | save_perl (aTHX_ current); |
|
|
1162 | load_perl (aTHX_ coro); |
|
|
1163 | |
|
|
1164 | coro_unwind_stacks (aTHX); |
|
|
1165 | coro_destruct_stacks (aTHX); |
|
|
1166 | |
|
|
1167 | /* restore swapped sv's */ |
|
|
1168 | SWAP_SVS (coro); |
|
|
1169 | |
|
|
1170 | // now save some sv's to be free'd later |
|
|
1171 | svf [0] = GvSV (PL_defgv); |
|
|
1172 | svf [1] = (SV *)GvAV (PL_defgv); |
|
|
1173 | svf [2] = GvSV (PL_errgv); |
|
|
1174 | svf [3] = (SV *)PL_defoutgv; |
|
|
1175 | svf [4] = PL_rs; |
|
|
1176 | svf [5] = GvSV (irsgv); |
|
|
1177 | svf [6] = (SV *)GvHV (PL_hintgv); |
|
|
1178 | svf [7] = PL_diehook; |
|
|
1179 | svf [8] = PL_warnhook; |
|
|
1180 | assert (9 == sizeof (svf) / sizeof (*svf)); |
|
|
1181 | |
|
|
1182 | load_perl (aTHX_ current); |
|
|
1183 | } |
|
|
1184 | |
|
|
1185 | { |
|
|
1186 | unsigned int i; |
|
|
1187 | |
|
|
1188 | for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i) |
|
|
1189 | SvREFCNT_dec (svf [i]); |
|
|
1190 | |
963 | SvREFCNT_dec (coro->saved_deffh); |
1191 | SvREFCNT_dec (coro->saved_deffh); |
964 | SvREFCNT_dec (coro->rouse_cb); |
1192 | SvREFCNT_dec (coro->rouse_cb); |
965 | SvREFCNT_dec (coro->invoke_cb); |
1193 | SvREFCNT_dec (coro->invoke_cb); |
966 | SvREFCNT_dec (coro->invoke_av); |
1194 | SvREFCNT_dec (coro->invoke_av); |
967 | |
1195 | } |
968 | coro_destruct_stacks (aTHX); |
|
|
969 | } |
1196 | } |
970 | |
1197 | |
971 | INLINE void |
1198 | INLINE void |
972 | free_coro_mortal (pTHX) |
1199 | free_coro_mortal (pTHX) |
973 | { |
1200 | { |
… | |
… | |
1170 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1397 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1171 | PL_restartop = PL_op; |
1398 | PL_restartop = PL_op; |
1172 | perl_run (PL_curinterp); |
1399 | perl_run (PL_curinterp); |
1173 | /* |
1400 | /* |
1174 | * Unfortunately, there is no way to get at the return values of the |
1401 | * Unfortunately, there is no way to get at the return values of the |
1175 | * coro body here, as perl_run destroys these |
1402 | * coro body here, as perl_run destroys these. Likewise, we cannot catch |
|
|
1403 | * runtime errors here, as this is just a random interpreter, not a thread. |
1176 | */ |
1404 | */ |
1177 | |
1405 | |
1178 | /* |
1406 | /* |
1179 | * If perl-run returns we assume exit() was being called or the coro |
1407 | * If perl-run returns we assume exit() was being called or the coro |
1180 | * fell off the end, which seems to be the only valid (non-bug) |
1408 | * fell off the end, which seems to be the only valid (non-bug) |
… | |
… | |
1267 | cctx_destroy (coro_cctx *cctx) |
1495 | cctx_destroy (coro_cctx *cctx) |
1268 | { |
1496 | { |
1269 | if (!cctx) |
1497 | if (!cctx) |
1270 | return; |
1498 | return; |
1271 | |
1499 | |
1272 | assert (cctx != cctx_current);//D temporary |
1500 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current));//D temporary? |
1273 | |
1501 | |
1274 | --cctx_count; |
1502 | --cctx_count; |
1275 | coro_destroy (&cctx->cctx); |
1503 | coro_destroy (&cctx->cctx); |
1276 | |
1504 | |
1277 | /* coro_transfer creates new, empty cctx's */ |
1505 | /* coro_transfer creates new, empty cctx's */ |
… | |
… | |
1341 | /* TODO: throwing up here is considered harmful */ |
1569 | /* TODO: throwing up here is considered harmful */ |
1342 | |
1570 | |
1343 | if (expect_true (prev != next)) |
1571 | if (expect_true (prev != next)) |
1344 | { |
1572 | { |
1345 | if (expect_false (!(prev->flags & (CF_RUNNING | CF_NEW)))) |
1573 | if (expect_false (!(prev->flags & (CF_RUNNING | CF_NEW)))) |
1346 | croak ("Coro::State::transfer called with a suspended prev Coro::State, but can only transfer from running or new states,"); |
1574 | croak ("Coro::State::transfer called with a blocked prev Coro::State, but can only transfer from running or new states,"); |
1347 | |
1575 | |
1348 | if (expect_false (next->flags & CF_RUNNING)) |
|
|
1349 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states,"); |
|
|
1350 | |
|
|
1351 | if (expect_false (next->flags & CF_DESTROYED)) |
1576 | if (expect_false (next->flags & (CF_RUNNING | CF_DESTROYED | CF_SUSPENDED))) |
1352 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states,"); |
1577 | croak ("Coro::State::transfer called with running, destroyed or suspended next Coro::State, but can only transfer to inactive states,"); |
1353 | |
1578 | |
1354 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1579 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1355 | if (expect_false (PL_lex_state != LEX_NOTPARSING)) |
1580 | if (expect_false (PL_lex_state != LEX_NOTPARSING)) |
1356 | croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version,"); |
1581 | croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version,"); |
1357 | #endif |
1582 | #endif |
… | |
… | |
1390 | if (expect_false (next->flags & CF_NEW)) |
1615 | if (expect_false (next->flags & CF_NEW)) |
1391 | { |
1616 | { |
1392 | /* need to start coroutine */ |
1617 | /* need to start coroutine */ |
1393 | next->flags &= ~CF_NEW; |
1618 | next->flags &= ~CF_NEW; |
1394 | /* setup coroutine call */ |
1619 | /* setup coroutine call */ |
1395 | coro_setup (aTHX_ next); |
1620 | init_perl (aTHX_ next); |
1396 | } |
1621 | } |
1397 | else |
1622 | else |
1398 | load_perl (aTHX_ next); |
1623 | load_perl (aTHX_ next); |
1399 | |
|
|
1400 | assert (!prev->cctx);//D temporary |
|
|
1401 | |
1624 | |
1402 | /* possibly untie and reuse the cctx */ |
1625 | /* possibly untie and reuse the cctx */ |
1403 | if (expect_true ( |
1626 | if (expect_true ( |
1404 | cctx_current->idle_sp == STACKLEVEL |
1627 | cctx_current->idle_sp == STACKLEVEL |
1405 | && !(cctx_current->flags & CC_TRACE) |
1628 | && !(cctx_current->flags & CC_TRACE) |
… | |
… | |
1447 | coro_state_destroy (pTHX_ struct coro *coro) |
1670 | coro_state_destroy (pTHX_ struct coro *coro) |
1448 | { |
1671 | { |
1449 | if (coro->flags & CF_DESTROYED) |
1672 | if (coro->flags & CF_DESTROYED) |
1450 | return 0; |
1673 | return 0; |
1451 | |
1674 | |
1452 | if (coro->on_destroy) |
1675 | if (coro->on_destroy && !PL_dirty) |
1453 | coro->on_destroy (aTHX_ coro); |
1676 | coro->on_destroy (aTHX_ coro); |
1454 | |
1677 | |
1455 | coro->flags |= CF_DESTROYED; |
1678 | coro->flags |= CF_DESTROYED; |
1456 | |
1679 | |
1457 | if (coro->flags & CF_READY) |
1680 | if (coro->flags & CF_READY) |
… | |
… | |
1461 | --coro_nready; |
1684 | --coro_nready; |
1462 | } |
1685 | } |
1463 | else |
1686 | else |
1464 | coro->flags |= CF_READY; /* make sure it is NOT put into the readyqueue */ |
1687 | coro->flags |= CF_READY; /* make sure it is NOT put into the readyqueue */ |
1465 | |
1688 | |
1466 | if (coro->mainstack && coro->mainstack != main_mainstack) |
1689 | if (coro->mainstack |
1467 | { |
1690 | && coro->mainstack != main_mainstack |
1468 | struct coro temp; |
1691 | && coro->slot |
1469 | |
1692 | && !PL_dirty) |
1470 | assert (("FATAL: tried to destroy currently running coroutine (please report)", !(coro->flags & CF_RUNNING))); |
|
|
1471 | |
|
|
1472 | save_perl (aTHX_ &temp); |
|
|
1473 | load_perl (aTHX_ coro); |
1693 | destroy_perl (aTHX_ coro); |
1474 | |
1694 | |
1475 | coro_destruct (aTHX_ coro); |
1695 | if (coro->next) coro->next->prev = coro->prev; |
1476 | |
1696 | if (coro->prev) coro->prev->next = coro->next; |
1477 | load_perl (aTHX_ &temp); |
1697 | if (coro == coro_first) coro_first = coro->next; |
1478 | |
|
|
1479 | coro->slot = 0; |
|
|
1480 | } |
|
|
1481 | |
1698 | |
1482 | cctx_destroy (coro->cctx); |
1699 | cctx_destroy (coro->cctx); |
1483 | SvREFCNT_dec (coro->startcv); |
1700 | SvREFCNT_dec (coro->startcv); |
1484 | SvREFCNT_dec (coro->args); |
1701 | SvREFCNT_dec (coro->args); |
|
|
1702 | SvREFCNT_dec (coro->swap_sv); |
1485 | SvREFCNT_dec (CORO_THROW); |
1703 | SvREFCNT_dec (CORO_THROW); |
1486 | |
|
|
1487 | if (coro->next) coro->next->prev = coro->prev; |
|
|
1488 | if (coro->prev) coro->prev->next = coro->next; |
|
|
1489 | if (coro == coro_first) coro_first = coro->next; |
|
|
1490 | |
1704 | |
1491 | return 1; |
1705 | return 1; |
1492 | } |
1706 | } |
1493 | |
1707 | |
1494 | static int |
1708 | static int |
… | |
… | |
1544 | |
1758 | |
1545 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1759 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1546 | TRANSFER (ta, 1); |
1760 | TRANSFER (ta, 1); |
1547 | } |
1761 | } |
1548 | |
1762 | |
1549 | /*****************************************************************************/ |
|
|
1550 | /* gensub: simple closure generation utility */ |
|
|
1551 | |
|
|
1552 | #define GENSUB_ARG CvXSUBANY (cv).any_ptr |
|
|
1553 | |
|
|
1554 | /* create a closure from XS, returns a code reference */ |
|
|
1555 | /* the arg can be accessed via GENSUB_ARG from the callback */ |
|
|
1556 | /* the callback must use dXSARGS/XSRETURN */ |
|
|
1557 | static SV * |
|
|
1558 | gensub (pTHX_ void (*xsub)(pTHX_ CV *), void *arg) |
|
|
1559 | { |
|
|
1560 | CV *cv = (CV *)newSV (0); |
|
|
1561 | |
|
|
1562 | sv_upgrade ((SV *)cv, SVt_PVCV); |
|
|
1563 | |
|
|
1564 | CvANON_on (cv); |
|
|
1565 | CvISXSUB_on (cv); |
|
|
1566 | CvXSUB (cv) = xsub; |
|
|
1567 | GENSUB_ARG = arg; |
|
|
1568 | |
|
|
1569 | return newRV_noinc ((SV *)cv); |
|
|
1570 | } |
|
|
1571 | |
|
|
1572 | /** Coro ********************************************************************/ |
1763 | /** Coro ********************************************************************/ |
1573 | |
1764 | |
1574 | INLINE void |
1765 | INLINE void |
1575 | coro_enq (pTHX_ struct coro *coro) |
1766 | coro_enq (pTHX_ struct coro *coro) |
1576 | { |
1767 | { |
1577 | av_push (coro_ready [coro->prio - PRIO_MIN], SvREFCNT_inc_NN (coro->hv)); |
1768 | struct coro **ready = coro_ready [coro->prio - CORO_PRIO_MIN]; |
1578 | } |
|
|
1579 | |
1769 | |
1580 | INLINE SV * |
1770 | SvREFCNT_inc_NN (coro->hv); |
|
|
1771 | |
|
|
1772 | coro->next_ready = 0; |
|
|
1773 | *(ready [0] ? &ready [1]->next_ready : &ready [0]) = coro; |
|
|
1774 | ready [1] = coro; |
|
|
1775 | } |
|
|
1776 | |
|
|
1777 | INLINE struct coro * |
1581 | coro_deq (pTHX) |
1778 | coro_deq (pTHX) |
1582 | { |
1779 | { |
1583 | int prio; |
1780 | int prio; |
1584 | |
1781 | |
1585 | for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= 0; ) |
1782 | for (prio = CORO_PRIO_MAX - CORO_PRIO_MIN + 1; --prio >= 0; ) |
1586 | if (AvFILLp (coro_ready [prio]) >= 0) |
1783 | { |
1587 | return av_shift (coro_ready [prio]); |
1784 | struct coro **ready = coro_ready [prio]; |
|
|
1785 | |
|
|
1786 | if (ready [0]) |
|
|
1787 | { |
|
|
1788 | struct coro *coro = ready [0]; |
|
|
1789 | ready [0] = coro->next_ready; |
|
|
1790 | return coro; |
|
|
1791 | } |
|
|
1792 | } |
1588 | |
1793 | |
1589 | return 0; |
1794 | return 0; |
|
|
1795 | } |
|
|
1796 | |
|
|
1797 | static void |
|
|
1798 | invoke_sv_ready_hook_helper (void) |
|
|
1799 | { |
|
|
1800 | dTHX; |
|
|
1801 | dSP; |
|
|
1802 | |
|
|
1803 | ENTER; |
|
|
1804 | SAVETMPS; |
|
|
1805 | |
|
|
1806 | PUSHMARK (SP); |
|
|
1807 | PUTBACK; |
|
|
1808 | call_sv (coro_readyhook, G_VOID | G_DISCARD); |
|
|
1809 | |
|
|
1810 | FREETMPS; |
|
|
1811 | LEAVE; |
1590 | } |
1812 | } |
1591 | |
1813 | |
1592 | static int |
1814 | static int |
1593 | api_ready (pTHX_ SV *coro_sv) |
1815 | api_ready (pTHX_ SV *coro_sv) |
1594 | { |
1816 | { |
1595 | struct coro *coro; |
|
|
1596 | SV *sv_hook; |
|
|
1597 | void (*xs_hook)(void); |
|
|
1598 | |
|
|
1599 | coro = SvSTATE (coro_sv); |
1817 | struct coro *coro = SvSTATE (coro_sv); |
1600 | |
1818 | |
1601 | if (coro->flags & CF_READY) |
1819 | if (coro->flags & CF_READY) |
1602 | return 0; |
1820 | return 0; |
1603 | |
1821 | |
1604 | coro->flags |= CF_READY; |
1822 | coro->flags |= CF_READY; |
1605 | |
1823 | |
1606 | sv_hook = coro_nready ? 0 : coro_readyhook; |
|
|
1607 | xs_hook = coro_nready ? 0 : coroapi.readyhook; |
|
|
1608 | |
|
|
1609 | coro_enq (aTHX_ coro); |
1824 | coro_enq (aTHX_ coro); |
1610 | ++coro_nready; |
|
|
1611 | |
1825 | |
1612 | if (sv_hook) |
1826 | if (!coro_nready++) |
1613 | { |
1827 | if (coroapi.readyhook) |
1614 | dSP; |
1828 | coroapi.readyhook (); |
1615 | |
|
|
1616 | ENTER; |
|
|
1617 | SAVETMPS; |
|
|
1618 | |
|
|
1619 | PUSHMARK (SP); |
|
|
1620 | PUTBACK; |
|
|
1621 | call_sv (sv_hook, G_VOID | G_DISCARD); |
|
|
1622 | |
|
|
1623 | FREETMPS; |
|
|
1624 | LEAVE; |
|
|
1625 | } |
|
|
1626 | |
|
|
1627 | if (xs_hook) |
|
|
1628 | xs_hook (); |
|
|
1629 | |
1829 | |
1630 | return 1; |
1830 | return 1; |
1631 | } |
1831 | } |
1632 | |
1832 | |
1633 | static int |
1833 | static int |
… | |
… | |
1656 | static void |
1856 | static void |
1657 | prepare_schedule (pTHX_ struct coro_transfer_args *ta) |
1857 | prepare_schedule (pTHX_ struct coro_transfer_args *ta) |
1658 | { |
1858 | { |
1659 | for (;;) |
1859 | for (;;) |
1660 | { |
1860 | { |
1661 | SV *next_sv = coro_deq (aTHX); |
1861 | struct coro *next = coro_deq (aTHX); |
1662 | |
1862 | |
1663 | if (expect_true (next_sv)) |
1863 | if (expect_true (next)) |
1664 | { |
1864 | { |
1665 | struct coro *next = SvSTATE_hv (next_sv); |
|
|
1666 | |
|
|
1667 | /* cannot transfer to destroyed coros, skip and look for next */ |
1865 | /* cannot transfer to destroyed coros, skip and look for next */ |
1668 | if (expect_false (next->flags & CF_DESTROYED)) |
1866 | if (expect_false (next->flags & (CF_DESTROYED | CF_SUSPENDED))) |
1669 | SvREFCNT_dec (next_sv); /* coro_nready has already been taken care of by destroy */ |
1867 | SvREFCNT_dec (next->hv); /* coro_nready has already been taken care of by destroy */ |
1670 | else |
1868 | else |
1671 | { |
1869 | { |
1672 | next->flags &= ~CF_READY; |
1870 | next->flags &= ~CF_READY; |
1673 | --coro_nready; |
1871 | --coro_nready; |
1674 | |
1872 | |
… | |
… | |
1680 | { |
1878 | { |
1681 | /* nothing to schedule: call the idle handler */ |
1879 | /* nothing to schedule: call the idle handler */ |
1682 | if (SvROK (sv_idle) |
1880 | if (SvROK (sv_idle) |
1683 | && SvOBJECT (SvRV (sv_idle))) |
1881 | && SvOBJECT (SvRV (sv_idle))) |
1684 | { |
1882 | { |
|
|
1883 | if (SvRV (sv_idle) == SvRV (coro_current)) |
|
|
1884 | croak ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught"); |
|
|
1885 | |
1685 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1886 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1686 | api_ready (aTHX_ SvRV (sv_idle)); |
1887 | api_ready (aTHX_ SvRV (sv_idle)); |
1687 | --coro_nready; |
1888 | --coro_nready; |
1688 | } |
1889 | } |
1689 | else |
1890 | else |
1690 | { |
1891 | { |
|
|
1892 | /* TODO: deprecated, remove, cannot work reliably *//*D*/ |
1691 | dSP; |
1893 | dSP; |
1692 | |
1894 | |
1693 | ENTER; |
1895 | ENTER; |
1694 | SAVETMPS; |
1896 | SAVETMPS; |
1695 | |
1897 | |
… | |
… | |
1841 | { |
2043 | { |
1842 | int i; |
2044 | int i; |
1843 | HV *hv = (HV *)SvRV (coro_current); |
2045 | HV *hv = (HV *)SvRV (coro_current); |
1844 | AV *av = newAV (); |
2046 | AV *av = newAV (); |
1845 | |
2047 | |
|
|
2048 | /* items are actually not so common, so optimise for this case */ |
|
|
2049 | if (items) |
|
|
2050 | { |
1846 | av_extend (av, items - 1); |
2051 | av_extend (av, items - 1); |
|
|
2052 | |
1847 | for (i = 0; i < items; ++i) |
2053 | for (i = 0; i < items; ++i) |
1848 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
2054 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
|
|
2055 | } |
1849 | |
2056 | |
1850 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
2057 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
1851 | |
2058 | |
1852 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
2059 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
1853 | api_ready (aTHX_ sv_manager); |
2060 | api_ready (aTHX_ sv_manager); |
1854 | |
2061 | |
1855 | frame->prepare = prepare_schedule; |
2062 | frame->prepare = prepare_schedule; |
1856 | frame->check = slf_check_repeat; |
2063 | frame->check = slf_check_repeat; |
|
|
2064 | |
|
|
2065 | /* as a minor optimisation, we could unwind all stacks here */ |
|
|
2066 | /* but that puts extra pressure on pp_slf, and is not worth much */ |
|
|
2067 | /*coro_unwind_stacks (aTHX);*/ |
1857 | } |
2068 | } |
1858 | |
2069 | |
1859 | /*****************************************************************************/ |
2070 | /*****************************************************************************/ |
1860 | /* async pool handler */ |
2071 | /* async pool handler */ |
1861 | |
2072 | |
… | |
… | |
1939 | |
2150 | |
1940 | static void |
2151 | static void |
1941 | coro_rouse_callback (pTHX_ CV *cv) |
2152 | coro_rouse_callback (pTHX_ CV *cv) |
1942 | { |
2153 | { |
1943 | dXSARGS; |
2154 | dXSARGS; |
1944 | SV *data = (SV *)GENSUB_ARG; |
2155 | SV *data = (SV *)S_GENSUB_ARG; |
1945 | |
2156 | |
1946 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2157 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
1947 | { |
2158 | { |
1948 | /* first call, set args */ |
2159 | /* first call, set args */ |
|
|
2160 | SV *coro = SvRV (data); |
1949 | AV *av = newAV (); |
2161 | AV *av = newAV (); |
1950 | SV *coro = SvRV (data); |
|
|
1951 | |
2162 | |
1952 | SvRV_set (data, (SV *)av); |
2163 | SvRV_set (data, (SV *)av); |
1953 | api_ready (aTHX_ coro); |
|
|
1954 | SvREFCNT_dec (coro); |
|
|
1955 | |
2164 | |
1956 | /* better take a full copy of the arguments */ |
2165 | /* better take a full copy of the arguments */ |
1957 | while (items--) |
2166 | while (items--) |
1958 | av_store (av, items, newSVsv (ST (items))); |
2167 | av_store (av, items, newSVsv (ST (items))); |
|
|
2168 | |
|
|
2169 | api_ready (aTHX_ coro); |
|
|
2170 | SvREFCNT_dec (coro); |
1959 | } |
2171 | } |
1960 | |
2172 | |
1961 | XSRETURN_EMPTY; |
2173 | XSRETURN_EMPTY; |
1962 | } |
2174 | } |
1963 | |
2175 | |
… | |
… | |
1980 | |
2192 | |
1981 | EXTEND (SP, AvFILLp (av) + 1); |
2193 | EXTEND (SP, AvFILLp (av) + 1); |
1982 | for (i = 0; i <= AvFILLp (av); ++i) |
2194 | for (i = 0; i <= AvFILLp (av); ++i) |
1983 | PUSHs (sv_2mortal (AvARRAY (av)[i])); |
2195 | PUSHs (sv_2mortal (AvARRAY (av)[i])); |
1984 | |
2196 | |
1985 | /* we have stolen the elements, so ste length to zero and free */ |
2197 | /* we have stolen the elements, so set length to zero and free */ |
1986 | AvFILLp (av) = -1; |
2198 | AvFILLp (av) = -1; |
1987 | av_undef (av); |
2199 | av_undef (av); |
1988 | |
2200 | |
1989 | PUTBACK; |
2201 | PUTBACK; |
1990 | } |
2202 | } |
… | |
… | |
2014 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2226 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2015 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2227 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2016 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2228 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2017 | |
2229 | |
2018 | { |
2230 | { |
2019 | CV *cv = (CV *)SvRV (cb); /* for GENSUB_ARG */ |
2231 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
2020 | SV *data = (SV *)GENSUB_ARG; |
2232 | SV *data = (SV *)S_GENSUB_ARG; |
2021 | |
2233 | |
2022 | frame->data = (void *)data; |
2234 | frame->data = (void *)data; |
2023 | frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule; |
2235 | frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule; |
2024 | frame->check = slf_check_rouse_wait; |
2236 | frame->check = slf_check_rouse_wait; |
2025 | } |
2237 | } |
… | |
… | |
2029 | coro_new_rouse_cb (pTHX) |
2241 | coro_new_rouse_cb (pTHX) |
2030 | { |
2242 | { |
2031 | HV *hv = (HV *)SvRV (coro_current); |
2243 | HV *hv = (HV *)SvRV (coro_current); |
2032 | struct coro *coro = SvSTATE_hv (hv); |
2244 | struct coro *coro = SvSTATE_hv (hv); |
2033 | SV *data = newRV_inc ((SV *)hv); |
2245 | SV *data = newRV_inc ((SV *)hv); |
2034 | SV *cb = gensub (aTHX_ coro_rouse_callback, (void *)data); |
2246 | SV *cb = s_gensub (aTHX_ coro_rouse_callback, (void *)data); |
2035 | |
2247 | |
2036 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2248 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2037 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
2249 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
2038 | |
2250 | |
2039 | SvREFCNT_dec (coro->rouse_cb); |
2251 | SvREFCNT_dec (coro->rouse_cb); |
… | |
… | |
2264 | if (PL_op->op_flags & OPf_STACKED) |
2476 | if (PL_op->op_flags & OPf_STACKED) |
2265 | { |
2477 | { |
2266 | if (items > slf_arga) |
2478 | if (items > slf_arga) |
2267 | { |
2479 | { |
2268 | slf_arga = items; |
2480 | slf_arga = items; |
2269 | free (slf_argv); |
2481 | Safefree (slf_argv); |
2270 | slf_argv = malloc (slf_arga * sizeof (SV *)); |
2482 | New (0, slf_argv, slf_arga, SV *); |
2271 | } |
2483 | } |
2272 | |
2484 | |
2273 | slf_argc = items; |
2485 | slf_argc = items; |
2274 | |
2486 | |
2275 | for (i = 0; i < items; ++i) |
2487 | for (i = 0; i < items; ++i) |
… | |
… | |
2280 | |
2492 | |
2281 | PL_op->op_ppaddr = pp_slf; |
2493 | PL_op->op_ppaddr = pp_slf; |
2282 | /*PL_op->op_type = OP_CUSTOM; /* we do behave like entersub still */ |
2494 | /*PL_op->op_type = OP_CUSTOM; /* we do behave like entersub still */ |
2283 | |
2495 | |
2284 | PL_op = (OP *)&slf_restore; |
2496 | PL_op = (OP *)&slf_restore; |
|
|
2497 | } |
|
|
2498 | |
|
|
2499 | /*****************************************************************************/ |
|
|
2500 | /* dynamic wind */ |
|
|
2501 | |
|
|
2502 | static void |
|
|
2503 | on_enterleave_call (pTHX_ SV *cb) |
|
|
2504 | { |
|
|
2505 | dSP; |
|
|
2506 | |
|
|
2507 | PUSHSTACK; |
|
|
2508 | |
|
|
2509 | PUSHMARK (SP); |
|
|
2510 | PUTBACK; |
|
|
2511 | call_sv (cb, G_VOID | G_DISCARD); |
|
|
2512 | SPAGAIN; |
|
|
2513 | |
|
|
2514 | POPSTACK; |
|
|
2515 | } |
|
|
2516 | |
|
|
2517 | static SV * |
|
|
2518 | coro_avp_pop_and_free (pTHX_ AV **avp) |
|
|
2519 | { |
|
|
2520 | AV *av = *avp; |
|
|
2521 | SV *res = av_pop (av); |
|
|
2522 | |
|
|
2523 | if (AvFILLp (av) < 0) |
|
|
2524 | { |
|
|
2525 | *avp = 0; |
|
|
2526 | SvREFCNT_dec (av); |
|
|
2527 | } |
|
|
2528 | |
|
|
2529 | return res; |
|
|
2530 | } |
|
|
2531 | |
|
|
2532 | static void |
|
|
2533 | coro_pop_on_enter (pTHX_ void *coro) |
|
|
2534 | { |
|
|
2535 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_enter); |
|
|
2536 | SvREFCNT_dec (cb); |
|
|
2537 | } |
|
|
2538 | |
|
|
2539 | static void |
|
|
2540 | coro_pop_on_leave (pTHX_ void *coro) |
|
|
2541 | { |
|
|
2542 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
|
|
2543 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
2285 | } |
2544 | } |
2286 | |
2545 | |
2287 | /*****************************************************************************/ |
2546 | /*****************************************************************************/ |
2288 | /* PerlIO::cede */ |
2547 | /* PerlIO::cede */ |
2289 | |
2548 | |
… | |
… | |
2363 | /* Coro::Semaphore & Coro::Signal */ |
2622 | /* Coro::Semaphore & Coro::Signal */ |
2364 | |
2623 | |
2365 | static SV * |
2624 | static SV * |
2366 | coro_waitarray_new (pTHX_ int count) |
2625 | coro_waitarray_new (pTHX_ int count) |
2367 | { |
2626 | { |
2368 | /* a semaphore contains a counter IV in $sem->[0] and any waiters after that */ |
2627 | /* a waitarray=semaphore contains a counter IV in $sem->[0] and any waiters after that */ |
2369 | AV *av = newAV (); |
2628 | AV *av = newAV (); |
2370 | SV **ary; |
2629 | SV **ary; |
2371 | |
2630 | |
2372 | /* unfortunately, building manually saves memory */ |
2631 | /* unfortunately, building manually saves memory */ |
2373 | Newx (ary, 2, SV *); |
2632 | Newx (ary, 2, SV *); |
2374 | AvALLOC (av) = ary; |
2633 | AvALLOC (av) = ary; |
|
|
2634 | #if PERL_VERSION_ATLEAST (5,10,0) |
2375 | /*AvARRAY (av) = ary;*/ |
2635 | AvARRAY (av) = ary; |
|
|
2636 | #else |
2376 | SvPVX ((SV *)av) = (char *)ary; /* 5.8.8 needs this syntax instead of AvARRAY = ary */ |
2637 | /* 5.8.8 needs this syntax instead of AvARRAY = ary, yet */ |
|
|
2638 | /* -DDEBUGGING flags this as a bug, despite it perfectly working */ |
|
|
2639 | SvPVX ((SV *)av) = (char *)ary; |
|
|
2640 | #endif |
2377 | AvMAX (av) = 1; |
2641 | AvMAX (av) = 1; |
2378 | AvFILLp (av) = 0; |
2642 | AvFILLp (av) = 0; |
2379 | ary [0] = newSViv (count); |
2643 | ary [0] = newSViv (count); |
2380 | |
2644 | |
2381 | return newRV_noinc ((SV *)av); |
2645 | return newRV_noinc ((SV *)av); |
… | |
… | |
2510 | { |
2774 | { |
2511 | if (items >= 2) |
2775 | if (items >= 2) |
2512 | { |
2776 | { |
2513 | /* callback form */ |
2777 | /* callback form */ |
2514 | AV *av = (AV *)SvRV (arg [0]); |
2778 | AV *av = (AV *)SvRV (arg [0]); |
2515 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
2779 | SV *cb_cv = s_get_cv_croak (arg [1]); |
2516 | |
2780 | |
2517 | av_push (av, (SV *)SvREFCNT_inc_NN (cb_cv)); |
2781 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2518 | |
2782 | |
2519 | if (SvIVX (AvARRAY (av)[0]) > 0) |
2783 | if (SvIVX (AvARRAY (av)[0]) > 0) |
2520 | coro_semaphore_adjust (aTHX_ av, 0); |
2784 | coro_semaphore_adjust (aTHX_ av, 0); |
2521 | |
2785 | |
2522 | frame->prepare = prepare_nop; |
2786 | frame->prepare = prepare_nop; |
… | |
… | |
2546 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2810 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2547 | AvARRAY (av)[1] = cb; |
2811 | AvARRAY (av)[1] = cb; |
2548 | |
2812 | |
2549 | cb = av_shift (av); |
2813 | cb = av_shift (av); |
2550 | |
2814 | |
|
|
2815 | if (SvTYPE (cb) == SVt_PVCV) |
|
|
2816 | { |
|
|
2817 | dSP; |
|
|
2818 | PUSHMARK (SP); |
|
|
2819 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
|
|
2820 | PUTBACK; |
|
|
2821 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
|
|
2822 | } |
|
|
2823 | else |
|
|
2824 | { |
2551 | api_ready (aTHX_ cb); |
2825 | api_ready (aTHX_ cb); |
2552 | sv_setiv (cb, 0); /* signal waiter */ |
2826 | sv_setiv (cb, 0); /* signal waiter */ |
|
|
2827 | } |
|
|
2828 | |
2553 | SvREFCNT_dec (cb); |
2829 | SvREFCNT_dec (cb); |
2554 | |
2830 | |
2555 | --count; |
2831 | --count; |
2556 | } |
2832 | } |
2557 | } |
2833 | } |
… | |
… | |
2566 | static void |
2842 | static void |
2567 | slf_init_signal_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2843 | slf_init_signal_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2568 | { |
2844 | { |
2569 | AV *av = (AV *)SvRV (arg [0]); |
2845 | AV *av = (AV *)SvRV (arg [0]); |
2570 | |
2846 | |
|
|
2847 | if (items >= 2) |
|
|
2848 | { |
|
|
2849 | SV *cb_cv = s_get_cv_croak (arg [1]); |
|
|
2850 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
|
|
2851 | |
2571 | if (SvIVX (AvARRAY (av)[0])) |
2852 | if (SvIVX (AvARRAY (av)[0])) |
|
|
2853 | coro_signal_wake (aTHX_ av, 1); /* must be the only waiter */ |
|
|
2854 | |
|
|
2855 | frame->prepare = prepare_nop; |
|
|
2856 | frame->check = slf_check_nop; |
|
|
2857 | } |
|
|
2858 | else if (SvIVX (AvARRAY (av)[0])) |
2572 | { |
2859 | { |
2573 | SvIVX (AvARRAY (av)[0]) = 0; |
2860 | SvIVX (AvARRAY (av)[0]) = 0; |
2574 | frame->prepare = prepare_nop; |
2861 | frame->prepare = prepare_nop; |
2575 | frame->check = slf_check_nop; |
2862 | frame->check = slf_check_nop; |
2576 | } |
2863 | } |
2577 | else |
2864 | else |
2578 | { |
2865 | { |
2579 | SV *waiter = newRV_inc (SvRV (coro_current)); /* owned by signal av */ |
2866 | SV *waiter = newSVsv (coro_current); /* owned by signal av */ |
2580 | |
2867 | |
2581 | av_push (av, waiter); |
2868 | av_push (av, waiter); |
2582 | |
2869 | |
2583 | frame->data = (void *)sv_2mortal (SvREFCNT_inc_NN (waiter)); /* owned by process */ |
2870 | frame->data = (void *)sv_2mortal (SvREFCNT_inc_NN (waiter)); /* owned by process */ |
2584 | frame->prepare = prepare_schedule; |
2871 | frame->prepare = prepare_schedule; |
… | |
… | |
2602 | |
2889 | |
2603 | static void |
2890 | static void |
2604 | coro_aio_callback (pTHX_ CV *cv) |
2891 | coro_aio_callback (pTHX_ CV *cv) |
2605 | { |
2892 | { |
2606 | dXSARGS; |
2893 | dXSARGS; |
2607 | AV *state = (AV *)GENSUB_ARG; |
2894 | AV *state = (AV *)S_GENSUB_ARG; |
2608 | SV *coro = av_pop (state); |
2895 | SV *coro = av_pop (state); |
2609 | SV *data_sv = newSV (sizeof (struct io_state)); |
2896 | SV *data_sv = newSV (sizeof (struct io_state)); |
2610 | |
2897 | |
2611 | av_extend (state, items - 1); |
2898 | av_extend (state, items - 1); |
2612 | |
2899 | |
… | |
… | |
2726 | |
3013 | |
2727 | for (i = 0; i < items; ++i) |
3014 | for (i = 0; i < items; ++i) |
2728 | PUSHs (arg [i]); |
3015 | PUSHs (arg [i]); |
2729 | |
3016 | |
2730 | /* now push the callback closure */ |
3017 | /* now push the callback closure */ |
2731 | PUSHs (sv_2mortal (gensub (aTHX_ coro_aio_callback, (void *)SvREFCNT_inc_NN ((SV *)state)))); |
3018 | PUSHs (sv_2mortal (s_gensub (aTHX_ coro_aio_callback, (void *)SvREFCNT_inc_NN ((SV *)state)))); |
2732 | |
3019 | |
2733 | /* now call the AIO function - we assume our request is uncancelable */ |
3020 | /* now call the AIO function - we assume our request is uncancelable */ |
2734 | PUTBACK; |
3021 | PUTBACK; |
2735 | call_sv ((SV *)req, G_VOID | G_DISCARD); |
3022 | call_sv ((SV *)req, G_VOID | G_DISCARD); |
2736 | } |
3023 | } |
2737 | |
3024 | |
2738 | /* now that the requets is going, we loop toll we have a result */ |
3025 | /* now that the request is going, we loop till we have a result */ |
2739 | frame->data = (void *)state; |
3026 | frame->data = (void *)state; |
2740 | frame->prepare = prepare_schedule; |
3027 | frame->prepare = prepare_schedule; |
2741 | frame->check = slf_check_aio_req; |
3028 | frame->check = slf_check_aio_req; |
2742 | } |
3029 | } |
2743 | |
3030 | |
… | |
… | |
2754 | /*****************************************************************************/ |
3041 | /*****************************************************************************/ |
2755 | |
3042 | |
2756 | #if CORO_CLONE |
3043 | #if CORO_CLONE |
2757 | # include "clone.c" |
3044 | # include "clone.c" |
2758 | #endif |
3045 | #endif |
|
|
3046 | |
|
|
3047 | /*****************************************************************************/ |
|
|
3048 | |
|
|
3049 | static SV * |
|
|
3050 | coro_new (pTHX_ HV *stash, SV **argv, int argc, int is_coro) |
|
|
3051 | { |
|
|
3052 | SV *coro_sv; |
|
|
3053 | struct coro *coro; |
|
|
3054 | MAGIC *mg; |
|
|
3055 | HV *hv; |
|
|
3056 | SV *cb; |
|
|
3057 | int i; |
|
|
3058 | |
|
|
3059 | if (argc > 0) |
|
|
3060 | { |
|
|
3061 | cb = s_get_cv_croak (argv [0]); |
|
|
3062 | |
|
|
3063 | if (!is_coro) |
|
|
3064 | { |
|
|
3065 | if (CvISXSUB (cb)) |
|
|
3066 | croak ("Coro::State doesn't support XS functions as coroutine start, caught"); |
|
|
3067 | |
|
|
3068 | if (!CvROOT (cb)) |
|
|
3069 | croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught"); |
|
|
3070 | } |
|
|
3071 | } |
|
|
3072 | |
|
|
3073 | Newz (0, coro, 1, struct coro); |
|
|
3074 | coro->args = newAV (); |
|
|
3075 | coro->flags = CF_NEW; |
|
|
3076 | |
|
|
3077 | if (coro_first) coro_first->prev = coro; |
|
|
3078 | coro->next = coro_first; |
|
|
3079 | coro_first = coro; |
|
|
3080 | |
|
|
3081 | coro->hv = hv = newHV (); |
|
|
3082 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
|
|
3083 | mg->mg_flags |= MGf_DUP; |
|
|
3084 | coro_sv = sv_bless (newRV_noinc ((SV *)hv), stash); |
|
|
3085 | |
|
|
3086 | if (argc > 0) |
|
|
3087 | { |
|
|
3088 | av_extend (coro->args, argc + is_coro - 1); |
|
|
3089 | |
|
|
3090 | if (is_coro) |
|
|
3091 | { |
|
|
3092 | av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb)); |
|
|
3093 | cb = (SV *)cv_coro_run; |
|
|
3094 | } |
|
|
3095 | |
|
|
3096 | coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb); |
|
|
3097 | |
|
|
3098 | for (i = 1; i < argc; i++) |
|
|
3099 | av_push (coro->args, newSVsv (argv [i])); |
|
|
3100 | } |
|
|
3101 | |
|
|
3102 | return coro_sv; |
|
|
3103 | } |
2759 | |
3104 | |
2760 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
3105 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
2761 | |
3106 | |
2762 | PROTOTYPES: DISABLE |
3107 | PROTOTYPES: DISABLE |
2763 | |
3108 | |
… | |
… | |
2816 | coroapi.prepare_nop = prepare_nop; |
3161 | coroapi.prepare_nop = prepare_nop; |
2817 | coroapi.prepare_schedule = prepare_schedule; |
3162 | coroapi.prepare_schedule = prepare_schedule; |
2818 | coroapi.prepare_cede = prepare_cede; |
3163 | coroapi.prepare_cede = prepare_cede; |
2819 | coroapi.prepare_cede_notself = prepare_cede_notself; |
3164 | coroapi.prepare_cede_notself = prepare_cede_notself; |
2820 | |
3165 | |
2821 | { |
3166 | time_init (); |
2822 | SV **svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
|
|
2823 | |
3167 | |
2824 | if (!svp) croak ("Time::HiRes is required"); |
|
|
2825 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
|
|
2826 | |
|
|
2827 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
|
|
2828 | } |
|
|
2829 | |
|
|
2830 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
3168 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
2831 | } |
3169 | } |
2832 | |
3170 | |
2833 | SV * |
3171 | SV * |
2834 | new (char *klass, ...) |
3172 | new (SV *klass, ...) |
2835 | ALIAS: |
3173 | ALIAS: |
2836 | Coro::new = 1 |
3174 | Coro::new = 1 |
2837 | CODE: |
3175 | CODE: |
2838 | { |
3176 | RETVAL = coro_new (aTHX_ ix ? coro_stash : coro_state_stash, &ST (1), items - 1, ix); |
2839 | struct coro *coro; |
3177 | OUTPUT: |
2840 | MAGIC *mg; |
|
|
2841 | HV *hv; |
|
|
2842 | CV *cb; |
|
|
2843 | int i; |
|
|
2844 | |
|
|
2845 | if (items > 1) |
|
|
2846 | { |
|
|
2847 | cb = coro_sv_2cv (aTHX_ ST (1)); |
|
|
2848 | |
|
|
2849 | if (!ix) |
|
|
2850 | { |
|
|
2851 | if (CvISXSUB (cb)) |
|
|
2852 | croak ("Coro::State doesn't support XS functions as coroutine start, caught"); |
|
|
2853 | |
|
|
2854 | if (!CvROOT (cb)) |
|
|
2855 | croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught"); |
|
|
2856 | } |
|
|
2857 | } |
|
|
2858 | |
|
|
2859 | Newz (0, coro, 1, struct coro); |
|
|
2860 | coro->args = newAV (); |
|
|
2861 | coro->flags = CF_NEW; |
|
|
2862 | |
|
|
2863 | if (coro_first) coro_first->prev = coro; |
|
|
2864 | coro->next = coro_first; |
|
|
2865 | coro_first = coro; |
|
|
2866 | |
|
|
2867 | coro->hv = hv = newHV (); |
|
|
2868 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
|
|
2869 | mg->mg_flags |= MGf_DUP; |
|
|
2870 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
|
|
2871 | |
|
|
2872 | if (items > 1) |
|
|
2873 | { |
|
|
2874 | av_extend (coro->args, items - 1 + ix - 1); |
|
|
2875 | |
|
|
2876 | if (ix) |
|
|
2877 | { |
|
|
2878 | av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb)); |
|
|
2879 | cb = cv_coro_run; |
|
|
2880 | } |
|
|
2881 | |
|
|
2882 | coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb); |
|
|
2883 | |
|
|
2884 | for (i = 2; i < items; i++) |
|
|
2885 | av_push (coro->args, newSVsv (ST (i))); |
|
|
2886 | } |
|
|
2887 | } |
|
|
2888 | OUTPUT: |
|
|
2889 | RETVAL |
3178 | RETVAL |
2890 | |
3179 | |
2891 | void |
3180 | void |
2892 | transfer (...) |
3181 | transfer (...) |
2893 | PROTOTYPE: $$ |
3182 | PROTOTYPE: $$ |
… | |
… | |
2910 | SV * |
3199 | SV * |
2911 | clone (Coro::State coro) |
3200 | clone (Coro::State coro) |
2912 | CODE: |
3201 | CODE: |
2913 | { |
3202 | { |
2914 | #if CORO_CLONE |
3203 | #if CORO_CLONE |
2915 | struct coro *ncoro = coro_clone (coro); |
3204 | struct coro *ncoro = coro_clone (aTHX_ coro); |
2916 | MAGIC *mg; |
3205 | MAGIC *mg; |
2917 | /* TODO: too much duplication */ |
3206 | /* TODO: too much duplication */ |
2918 | ncoro->hv = newHV (); |
3207 | ncoro->hv = newHV (); |
2919 | mg = sv_magicext ((SV *)ncoro->hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)ncoro, 0); |
3208 | mg = sv_magicext ((SV *)ncoro->hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)ncoro, 0); |
2920 | mg->mg_flags |= MGf_DUP; |
3209 | mg->mg_flags |= MGf_DUP; |
… | |
… | |
2982 | eval = 1 |
3271 | eval = 1 |
2983 | CODE: |
3272 | CODE: |
2984 | { |
3273 | { |
2985 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
3274 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
2986 | { |
3275 | { |
2987 | struct coro temp; |
3276 | struct coro *current = SvSTATE_current; |
2988 | |
3277 | |
2989 | if (!(coro->flags & CF_RUNNING)) |
3278 | if (current != coro) |
2990 | { |
3279 | { |
2991 | PUTBACK; |
3280 | PUTBACK; |
2992 | save_perl (aTHX_ &temp); |
3281 | save_perl (aTHX_ current); |
2993 | load_perl (aTHX_ coro); |
3282 | load_perl (aTHX_ coro); |
|
|
3283 | SPAGAIN; |
2994 | } |
3284 | } |
2995 | |
3285 | |
2996 | { |
|
|
2997 | dSP; |
|
|
2998 | ENTER; |
|
|
2999 | SAVETMPS; |
|
|
3000 | PUTBACK; |
|
|
3001 | PUSHSTACK; |
3286 | PUSHSTACK; |
|
|
3287 | |
3002 | PUSHMARK (SP); |
3288 | PUSHMARK (SP); |
|
|
3289 | PUTBACK; |
3003 | |
3290 | |
3004 | if (ix) |
3291 | if (ix) |
3005 | eval_sv (coderef, 0); |
3292 | eval_sv (coderef, 0); |
3006 | else |
3293 | else |
3007 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
3294 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
3008 | |
3295 | |
3009 | POPSTACK; |
3296 | POPSTACK; |
3010 | SPAGAIN; |
3297 | SPAGAIN; |
3011 | FREETMPS; |
|
|
3012 | LEAVE; |
|
|
3013 | PUTBACK; |
|
|
3014 | } |
|
|
3015 | |
3298 | |
3016 | if (!(coro->flags & CF_RUNNING)) |
3299 | if (current != coro) |
3017 | { |
3300 | { |
|
|
3301 | PUTBACK; |
3018 | save_perl (aTHX_ coro); |
3302 | save_perl (aTHX_ coro); |
3019 | load_perl (aTHX_ &temp); |
3303 | load_perl (aTHX_ current); |
3020 | SPAGAIN; |
3304 | SPAGAIN; |
3021 | } |
3305 | } |
3022 | } |
3306 | } |
3023 | } |
3307 | } |
3024 | |
3308 | |
… | |
… | |
3028 | ALIAS: |
3312 | ALIAS: |
3029 | is_ready = CF_READY |
3313 | is_ready = CF_READY |
3030 | is_running = CF_RUNNING |
3314 | is_running = CF_RUNNING |
3031 | is_new = CF_NEW |
3315 | is_new = CF_NEW |
3032 | is_destroyed = CF_DESTROYED |
3316 | is_destroyed = CF_DESTROYED |
|
|
3317 | is_suspended = CF_SUSPENDED |
3033 | CODE: |
3318 | CODE: |
3034 | RETVAL = boolSV (coro->flags & ix); |
3319 | RETVAL = boolSV (coro->flags & ix); |
3035 | OUTPUT: |
3320 | OUTPUT: |
3036 | RETVAL |
3321 | RETVAL |
3037 | |
3322 | |
3038 | void |
3323 | void |
3039 | throw (Coro::State self, SV *throw = &PL_sv_undef) |
3324 | throw (Coro::State self, SV *exception = &PL_sv_undef) |
3040 | PROTOTYPE: $;$ |
3325 | PROTOTYPE: $;$ |
3041 | CODE: |
3326 | CODE: |
3042 | { |
3327 | { |
3043 | struct coro *current = SvSTATE_current; |
3328 | struct coro *current = SvSTATE_current; |
3044 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
3329 | SV **exceptionp = self == current ? &CORO_THROW : &self->except; |
3045 | SvREFCNT_dec (*throwp); |
3330 | SvREFCNT_dec (*exceptionp); |
3046 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
3331 | SvGETMAGIC (exception); |
|
|
3332 | *exceptionp = SvOK (exception) ? newSVsv (exception) : 0; |
3047 | } |
3333 | } |
3048 | |
3334 | |
3049 | void |
3335 | void |
3050 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3336 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3051 | PROTOTYPE: $;$ |
3337 | PROTOTYPE: $;$ |
… | |
… | |
3102 | SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; |
3388 | SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; |
3103 | |
3389 | |
3104 | SV *tmp = *src; *src = *dst; *dst = tmp; |
3390 | SV *tmp = *src; *src = *dst; *dst = tmp; |
3105 | } |
3391 | } |
3106 | |
3392 | |
|
|
3393 | void |
|
|
3394 | cancel (Coro::State self) |
|
|
3395 | CODE: |
|
|
3396 | coro_state_destroy (aTHX_ self); |
|
|
3397 | coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */ |
|
|
3398 | |
|
|
3399 | |
|
|
3400 | SV * |
|
|
3401 | enable_times (int enabled = enable_times) |
|
|
3402 | CODE: |
|
|
3403 | { |
|
|
3404 | RETVAL = boolSV (enable_times); |
|
|
3405 | |
|
|
3406 | if (enabled != enable_times) |
|
|
3407 | { |
|
|
3408 | enable_times = enabled; |
|
|
3409 | |
|
|
3410 | coro_times_update (); |
|
|
3411 | (enabled ? coro_times_sub : coro_times_add)(SvSTATE (coro_current)); |
|
|
3412 | } |
|
|
3413 | } |
|
|
3414 | OUTPUT: |
|
|
3415 | RETVAL |
|
|
3416 | |
|
|
3417 | void |
|
|
3418 | times (Coro::State self) |
|
|
3419 | PPCODE: |
|
|
3420 | { |
|
|
3421 | struct coro *current = SvSTATE (coro_current); |
|
|
3422 | |
|
|
3423 | if (expect_false (current == self)) |
|
|
3424 | { |
|
|
3425 | coro_times_update (); |
|
|
3426 | coro_times_add (SvSTATE (coro_current)); |
|
|
3427 | } |
|
|
3428 | |
|
|
3429 | EXTEND (SP, 2); |
|
|
3430 | PUSHs (sv_2mortal (newSVnv (self->t_real [0] + self->t_real [1] * 1e-9))); |
|
|
3431 | PUSHs (sv_2mortal (newSVnv (self->t_cpu [0] + self->t_cpu [1] * 1e-9))); |
|
|
3432 | |
|
|
3433 | if (expect_false (current == self)) |
|
|
3434 | coro_times_sub (SvSTATE (coro_current)); |
|
|
3435 | } |
|
|
3436 | |
|
|
3437 | void |
|
|
3438 | swap_sv (Coro::State coro, SV *sv, SV *swapsv) |
|
|
3439 | CODE: |
|
|
3440 | { |
|
|
3441 | struct coro *current = SvSTATE_current; |
|
|
3442 | |
|
|
3443 | if (current == coro) |
|
|
3444 | SWAP_SVS (current); |
|
|
3445 | |
|
|
3446 | if (!coro->swap_sv) |
|
|
3447 | coro->swap_sv = newAV (); |
|
|
3448 | |
|
|
3449 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv ))); |
|
|
3450 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv))); |
|
|
3451 | |
|
|
3452 | if (current == coro) |
|
|
3453 | SWAP_SVS (current); |
|
|
3454 | } |
|
|
3455 | |
3107 | |
3456 | |
3108 | MODULE = Coro::State PACKAGE = Coro |
3457 | MODULE = Coro::State PACKAGE = Coro |
3109 | |
3458 | |
3110 | BOOT: |
3459 | BOOT: |
3111 | { |
3460 | { |
3112 | int i; |
|
|
3113 | |
|
|
3114 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3461 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3115 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3462 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3116 | cv_coro_run = get_cv ( "Coro::_terminate", GV_ADD); |
3463 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
3117 | cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD); |
3464 | cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD); |
3118 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
3465 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
3119 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
3466 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
3120 | av_destroy = coro_get_av (aTHX_ "Coro::destroy" , TRUE); |
3467 | av_destroy = coro_get_av (aTHX_ "Coro::destroy" , TRUE); |
3121 | sv_manager = coro_get_sv (aTHX_ "Coro::manager" , TRUE); |
3468 | sv_manager = coro_get_sv (aTHX_ "Coro::manager" , TRUE); |
3122 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
3469 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
3123 | |
3470 | |
3124 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3471 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3125 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3472 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3126 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3473 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3127 | cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new); |
3474 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
3128 | |
3475 | |
3129 | coro_stash = gv_stashpv ("Coro", TRUE); |
3476 | coro_stash = gv_stashpv ("Coro", TRUE); |
3130 | |
3477 | |
3131 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
3478 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3132 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); |
3479 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3133 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); |
3480 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
3134 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW)); |
3481 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (CORO_PRIO_LOW)); |
3135 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE)); |
3482 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (CORO_PRIO_IDLE)); |
3136 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN)); |
3483 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (CORO_PRIO_MIN)); |
3137 | |
|
|
3138 | for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) |
|
|
3139 | coro_ready[i] = newAV (); |
|
|
3140 | |
3484 | |
3141 | { |
3485 | { |
3142 | SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE); |
3486 | SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE); |
3143 | |
3487 | |
3144 | coroapi.schedule = api_schedule; |
3488 | coroapi.schedule = api_schedule; |
… | |
… | |
3154 | sv_setiv (sv, (IV)&coroapi); |
3498 | sv_setiv (sv, (IV)&coroapi); |
3155 | SvREADONLY_on (sv); |
3499 | SvREADONLY_on (sv); |
3156 | } |
3500 | } |
3157 | } |
3501 | } |
3158 | |
3502 | |
|
|
3503 | SV * |
|
|
3504 | async (...) |
|
|
3505 | PROTOTYPE: &@ |
|
|
3506 | CODE: |
|
|
3507 | RETVAL = coro_new (aTHX_ coro_stash, &ST (0), items, 1); |
|
|
3508 | api_ready (aTHX_ RETVAL); |
|
|
3509 | OUTPUT: |
|
|
3510 | RETVAL |
|
|
3511 | |
3159 | void |
3512 | void |
3160 | terminate (...) |
3513 | terminate (...) |
3161 | CODE: |
3514 | CODE: |
3162 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
3515 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
3163 | |
3516 | |
… | |
… | |
3183 | |
3536 | |
3184 | void |
3537 | void |
3185 | cede_notself (...) |
3538 | cede_notself (...) |
3186 | CODE: |
3539 | CODE: |
3187 | CORO_EXECUTE_SLF_XS (slf_init_cede_notself); |
3540 | CORO_EXECUTE_SLF_XS (slf_init_cede_notself); |
3188 | |
|
|
3189 | void |
|
|
3190 | _cancel (Coro::State self) |
|
|
3191 | CODE: |
|
|
3192 | coro_state_destroy (aTHX_ self); |
|
|
3193 | coro_call_on_destroy (aTHX_ self); |
|
|
3194 | |
3541 | |
3195 | void |
3542 | void |
3196 | _set_current (SV *current) |
3543 | _set_current (SV *current) |
3197 | PROTOTYPE: $ |
3544 | PROTOTYPE: $ |
3198 | CODE: |
3545 | CODE: |
… | |
… | |
3202 | void |
3549 | void |
3203 | _set_readyhook (SV *hook) |
3550 | _set_readyhook (SV *hook) |
3204 | PROTOTYPE: $ |
3551 | PROTOTYPE: $ |
3205 | CODE: |
3552 | CODE: |
3206 | SvREFCNT_dec (coro_readyhook); |
3553 | SvREFCNT_dec (coro_readyhook); |
|
|
3554 | SvGETMAGIC (hook); |
|
|
3555 | if (SvOK (hook)) |
|
|
3556 | { |
3207 | coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0; |
3557 | coro_readyhook = newSVsv (hook); |
|
|
3558 | CORO_READYHOOK = invoke_sv_ready_hook_helper; |
|
|
3559 | } |
|
|
3560 | else |
|
|
3561 | { |
|
|
3562 | coro_readyhook = 0; |
|
|
3563 | CORO_READYHOOK = 0; |
|
|
3564 | } |
3208 | |
3565 | |
3209 | int |
3566 | int |
3210 | prio (Coro::State coro, int newprio = 0) |
3567 | prio (Coro::State coro, int newprio = 0) |
3211 | PROTOTYPE: $;$ |
3568 | PROTOTYPE: $;$ |
3212 | ALIAS: |
3569 | ALIAS: |
… | |
… | |
3218 | if (items > 1) |
3575 | if (items > 1) |
3219 | { |
3576 | { |
3220 | if (ix) |
3577 | if (ix) |
3221 | newprio = coro->prio - newprio; |
3578 | newprio = coro->prio - newprio; |
3222 | |
3579 | |
3223 | if (newprio < PRIO_MIN) newprio = PRIO_MIN; |
3580 | if (newprio < CORO_PRIO_MIN) newprio = CORO_PRIO_MIN; |
3224 | if (newprio > PRIO_MAX) newprio = PRIO_MAX; |
3581 | if (newprio > CORO_PRIO_MAX) newprio = CORO_PRIO_MAX; |
3225 | |
3582 | |
3226 | coro->prio = newprio; |
3583 | coro->prio = newprio; |
3227 | } |
3584 | } |
3228 | } |
3585 | } |
3229 | OUTPUT: |
3586 | OUTPUT: |
… | |
… | |
3244 | RETVAL = coro_nready; |
3601 | RETVAL = coro_nready; |
3245 | OUTPUT: |
3602 | OUTPUT: |
3246 | RETVAL |
3603 | RETVAL |
3247 | |
3604 | |
3248 | void |
3605 | void |
|
|
3606 | suspend (Coro::State self) |
|
|
3607 | PROTOTYPE: $ |
|
|
3608 | CODE: |
|
|
3609 | self->flags |= CF_SUSPENDED; |
|
|
3610 | |
|
|
3611 | void |
|
|
3612 | resume (Coro::State self) |
|
|
3613 | PROTOTYPE: $ |
|
|
3614 | CODE: |
|
|
3615 | self->flags &= ~CF_SUSPENDED; |
|
|
3616 | |
|
|
3617 | void |
3249 | _pool_handler (...) |
3618 | _pool_handler (...) |
3250 | CODE: |
3619 | CODE: |
3251 | CORO_EXECUTE_SLF_XS (slf_init_pool_handler); |
3620 | CORO_EXECUTE_SLF_XS (slf_init_pool_handler); |
3252 | |
3621 | |
3253 | void |
3622 | void |
… | |
… | |
3264 | for (i = 1; i < items; ++i) |
3633 | for (i = 1; i < items; ++i) |
3265 | av_push (av, SvREFCNT_inc_NN (ST (i))); |
3634 | av_push (av, SvREFCNT_inc_NN (ST (i))); |
3266 | |
3635 | |
3267 | if ((SV *)hv == &PL_sv_undef) |
3636 | if ((SV *)hv == &PL_sv_undef) |
3268 | { |
3637 | { |
3269 | PUSHMARK (SP); |
3638 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
3270 | EXTEND (SP, 2); |
|
|
3271 | PUSHs (sv_Coro); |
|
|
3272 | PUSHs ((SV *)cv_pool_handler); |
|
|
3273 | PUTBACK; |
|
|
3274 | call_sv ((SV *)cv_coro_state_new, G_SCALAR); |
|
|
3275 | SPAGAIN; |
|
|
3276 | |
|
|
3277 | hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs)); |
3639 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
|
|
3640 | SvREFCNT_dec (sv); |
3278 | } |
3641 | } |
3279 | |
3642 | |
3280 | { |
3643 | { |
3281 | struct coro *coro = SvSTATE_hv (hv); |
3644 | struct coro *coro = SvSTATE_hv (hv); |
3282 | |
3645 | |
… | |
… | |
3306 | rouse_wait (...) |
3669 | rouse_wait (...) |
3307 | PROTOTYPE: ;$ |
3670 | PROTOTYPE: ;$ |
3308 | PPCODE: |
3671 | PPCODE: |
3309 | CORO_EXECUTE_SLF_XS (slf_init_rouse_wait); |
3672 | CORO_EXECUTE_SLF_XS (slf_init_rouse_wait); |
3310 | |
3673 | |
|
|
3674 | void |
|
|
3675 | on_enter (SV *block) |
|
|
3676 | ALIAS: |
|
|
3677 | on_leave = 1 |
|
|
3678 | PROTOTYPE: & |
|
|
3679 | CODE: |
|
|
3680 | { |
|
|
3681 | struct coro *coro = SvSTATE_current; |
|
|
3682 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
|
|
3683 | |
|
|
3684 | block = s_get_cv_croak (block); |
|
|
3685 | |
|
|
3686 | if (!*avp) |
|
|
3687 | *avp = newAV (); |
|
|
3688 | |
|
|
3689 | av_push (*avp, SvREFCNT_inc (block)); |
|
|
3690 | |
|
|
3691 | if (!ix) |
|
|
3692 | on_enterleave_call (aTHX_ block); |
|
|
3693 | |
|
|
3694 | LEAVE; /* pp_entersub unfortunately forces an ENTER/LEAVE around XS calls */ |
|
|
3695 | SAVEDESTRUCTOR_X (ix ? coro_pop_on_leave : coro_pop_on_enter, (void *)coro); |
|
|
3696 | ENTER; /* pp_entersub unfortunately forces an ENTER/LEAVE around XS calls */ |
|
|
3697 | } |
|
|
3698 | |
3311 | |
3699 | |
3312 | MODULE = Coro::State PACKAGE = PerlIO::cede |
3700 | MODULE = Coro::State PACKAGE = PerlIO::cede |
3313 | |
3701 | |
3314 | BOOT: |
3702 | BOOT: |
3315 | PerlIO_define_layer (aTHX_ &PerlIO_cede); |
3703 | PerlIO_define_layer (aTHX_ &PerlIO_cede); |
… | |
… | |
3318 | MODULE = Coro::State PACKAGE = Coro::Semaphore |
3706 | MODULE = Coro::State PACKAGE = Coro::Semaphore |
3319 | |
3707 | |
3320 | SV * |
3708 | SV * |
3321 | new (SV *klass, SV *count = 0) |
3709 | new (SV *klass, SV *count = 0) |
3322 | CODE: |
3710 | CODE: |
|
|
3711 | { |
|
|
3712 | int semcnt = 1; |
|
|
3713 | |
|
|
3714 | if (count) |
|
|
3715 | { |
|
|
3716 | SvGETMAGIC (count); |
|
|
3717 | |
|
|
3718 | if (SvOK (count)) |
|
|
3719 | semcnt = SvIV (count); |
|
|
3720 | } |
|
|
3721 | |
3323 | RETVAL = sv_bless ( |
3722 | RETVAL = sv_bless ( |
3324 | coro_waitarray_new (aTHX_ count && SvOK (count) ? SvIV (count) : 1), |
3723 | coro_waitarray_new (aTHX_ semcnt), |
3325 | GvSTASH (CvGV (cv)) |
3724 | GvSTASH (CvGV (cv)) |
3326 | ); |
3725 | ); |
|
|
3726 | } |
3327 | OUTPUT: |
3727 | OUTPUT: |
3328 | RETVAL |
3728 | RETVAL |
3329 | |
3729 | |
3330 | # helper for Coro::Channel |
3730 | # helper for Coro::Channel and others |
3331 | SV * |
3731 | SV * |
3332 | _alloc (int count) |
3732 | _alloc (int count) |
3333 | CODE: |
3733 | CODE: |
3334 | RETVAL = coro_waitarray_new (aTHX_ count); |
3734 | RETVAL = coro_waitarray_new (aTHX_ count); |
3335 | OUTPUT: |
3735 | OUTPUT: |
… | |
… | |
3393 | for (i = 1; i <= wcount; ++i) |
3793 | for (i = 1; i <= wcount; ++i) |
3394 | PUSHs (sv_2mortal (newRV_inc (AvARRAY (av)[i]))); |
3794 | PUSHs (sv_2mortal (newRV_inc (AvARRAY (av)[i]))); |
3395 | } |
3795 | } |
3396 | } |
3796 | } |
3397 | |
3797 | |
|
|
3798 | MODULE = Coro::State PACKAGE = Coro::SemaphoreSet |
|
|
3799 | |
|
|
3800 | void |
|
|
3801 | _may_delete (SV *sem, int count, int extra_refs) |
|
|
3802 | PPCODE: |
|
|
3803 | { |
|
|
3804 | AV *av = (AV *)SvRV (sem); |
|
|
3805 | |
|
|
3806 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
|
|
3807 | && AvFILLp (av) == 0 /* no waiters, just count */ |
|
|
3808 | && SvIV (AvARRAY (av)[0]) == count) |
|
|
3809 | XSRETURN_YES; |
|
|
3810 | |
|
|
3811 | XSRETURN_NO; |
|
|
3812 | } |
|
|
3813 | |
3398 | MODULE = Coro::State PACKAGE = Coro::Signal |
3814 | MODULE = Coro::State PACKAGE = Coro::Signal |
3399 | |
3815 | |
3400 | SV * |
3816 | SV * |
3401 | new (SV *klass) |
3817 | new (SV *klass) |
3402 | CODE: |
3818 | CODE: |
… | |
… | |
3473 | |
3889 | |
3474 | void |
3890 | void |
3475 | _register (char *target, char *proto, SV *req) |
3891 | _register (char *target, char *proto, SV *req) |
3476 | CODE: |
3892 | CODE: |
3477 | { |
3893 | { |
3478 | CV *req_cv = coro_sv_2cv (aTHX_ req); |
3894 | SV *req_cv = s_get_cv_croak (req); |
3479 | /* newXSproto doesn't return the CV on 5.8 */ |
3895 | /* newXSproto doesn't return the CV on 5.8 */ |
3480 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3896 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3481 | sv_setpv ((SV *)slf_cv, proto); |
3897 | sv_setpv ((SV *)slf_cv, proto); |
3482 | sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); |
3898 | sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); |
3483 | } |
3899 | } |
3484 | |
3900 | |
|
|
3901 | MODULE = Coro::State PACKAGE = Coro::Select |
|
|
3902 | |
|
|
3903 | void |
|
|
3904 | patch_pp_sselect () |
|
|
3905 | CODE: |
|
|
3906 | if (!coro_old_pp_sselect) |
|
|
3907 | { |
|
|
3908 | coro_select_select = (SV *)get_cv ("Coro::Select::select", 0); |
|
|
3909 | coro_old_pp_sselect = PL_ppaddr [OP_SSELECT]; |
|
|
3910 | PL_ppaddr [OP_SSELECT] = coro_pp_sselect; |
|
|
3911 | } |
|
|
3912 | |
|
|
3913 | void |
|
|
3914 | unpatch_pp_sselect () |
|
|
3915 | CODE: |
|
|
3916 | if (coro_old_pp_sselect) |
|
|
3917 | { |
|
|
3918 | PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect; |
|
|
3919 | coro_old_pp_sselect = 0; |
|
|
3920 | } |
|
|
3921 | |