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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> |
16 | |
21 | |
17 | #ifdef WIN32 |
22 | #ifndef SVs_PADSTALE |
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23 | # define SVs_PADSTALE 0 |
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24 | #endif |
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25 | |
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26 | #if defined(_WIN32) |
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27 | # undef HAS_GETTIMEOFDAY |
18 | # undef setjmp |
28 | # undef setjmp |
19 | # undef longjmp |
29 | # undef longjmp |
20 | # undef _exit |
30 | # undef _exit |
21 | # define setjmp _setjmp /* deep magic */ |
31 | # define setjmp _setjmp /* deep magic */ |
22 | #else |
32 | #else |
… | |
… | |
51 | #endif |
61 | #endif |
52 | |
62 | |
53 | /* the maximum number of idle cctx that will be pooled */ |
63 | /* the maximum number of idle cctx that will be pooled */ |
54 | static int cctx_max_idle = 4; |
64 | static int cctx_max_idle = 4; |
55 | |
65 | |
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 |
66 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
116 | # undef CORO_STACKGUARD |
67 | # undef CORO_STACKGUARD |
117 | #endif |
68 | #endif |
118 | |
69 | |
119 | #ifndef CORO_STACKGUARD |
70 | #ifndef CORO_STACKGUARD |
… | |
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137 | |
88 | |
138 | #define IN_DESTRUCT PL_dirty |
89 | #define IN_DESTRUCT PL_dirty |
139 | |
90 | |
140 | #if __GNUC__ >= 3 |
91 | #if __GNUC__ >= 3 |
141 | # define attribute(x) __attribute__(x) |
92 | # define attribute(x) __attribute__(x) |
142 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
93 | # define expect(expr,value) __builtin_expect ((expr), (value)) |
143 | # define INLINE static inline |
94 | # define INLINE static inline |
144 | #else |
95 | #else |
145 | # define attribute(x) |
96 | # define attribute(x) |
146 | # define expect(expr,value) (expr) |
97 | # define expect(expr,value) (expr) |
147 | # define INLINE static |
98 | # define INLINE static |
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159 | # if CORO_PTHREAD |
110 | # if CORO_PTHREAD |
160 | static void *coro_thx; |
111 | static void *coro_thx; |
161 | # endif |
112 | # endif |
162 | #endif |
113 | #endif |
163 | |
114 | |
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115 | #ifdef __linux |
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116 | # include <time.h> /* for timespec */ |
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117 | # include <syscall.h> /* for SYS_* */ |
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118 | # ifdef SYS_clock_gettime |
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119 | # define coro_clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
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120 | # define CORO_CLOCK_MONOTONIC 1 |
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121 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
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122 | # endif |
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123 | #endif |
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124 | |
164 | static double (*nvtime)(); /* so why doesn't it take void? */ |
125 | static double (*nvtime)(); /* so why doesn't it take void? */ |
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126 | static void (*u2time)(pTHX_ UV ret[2]); |
165 | |
127 | |
166 | /* we hijack an hopefully unused CV flag for our purposes */ |
128 | /* we hijack an hopefully unused CV flag for our purposes */ |
167 | #define CVf_SLF 0x4000 |
129 | #define CVf_SLF 0x4000 |
168 | static OP *pp_slf (pTHX); |
130 | static OP *pp_slf (pTHX); |
169 | |
131 | |
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190 | static SV *sv_pool_size; |
152 | static SV *sv_pool_size; |
191 | static SV *sv_async_pool_idle; /* description string */ |
153 | static SV *sv_async_pool_idle; /* description string */ |
192 | static AV *av_async_pool; /* idle pool */ |
154 | static AV *av_async_pool; /* idle pool */ |
193 | static SV *sv_Coro; /* class string */ |
155 | static SV *sv_Coro; /* class string */ |
194 | static CV *cv_pool_handler; |
156 | static CV *cv_pool_handler; |
195 | static CV *cv_coro_state_new; |
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196 | |
157 | |
197 | /* Coro::AnyEvent */ |
158 | /* Coro::AnyEvent */ |
198 | static SV *sv_activity; |
159 | static SV *sv_activity; |
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160 | |
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161 | /* enable processtime/realtime profiling */ |
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162 | static char enable_times; |
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163 | typedef U32 coro_ts[2]; |
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164 | static coro_ts time_real, time_cpu; |
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165 | static char times_valid; |
199 | |
166 | |
200 | static struct coro_cctx *cctx_first; |
167 | static struct coro_cctx *cctx_first; |
201 | static int cctx_count, cctx_idle; |
168 | static int cctx_count, cctx_idle; |
202 | |
169 | |
203 | enum { |
170 | enum { |
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274 | CV *startcv; /* the CV to execute */ |
241 | CV *startcv; /* the CV to execute */ |
275 | AV *args; /* data associated with this coroutine (initial args) */ |
242 | AV *args; /* data associated with this coroutine (initial args) */ |
276 | int refcnt; /* coroutines are refcounted, yes */ |
243 | int refcnt; /* coroutines are refcounted, yes */ |
277 | int flags; /* CF_ flags */ |
244 | int flags; /* CF_ flags */ |
278 | HV *hv; /* the perl hash associated with this coro, if any */ |
245 | HV *hv; /* the perl hash associated with this coro, if any */ |
279 | void (*on_destroy)(pTHX_ struct coro *coro); |
246 | void (*on_destroy)(pTHX_ struct coro *coro); /* for temporary use by xs in critical sections */ |
280 | |
247 | |
281 | /* statistics */ |
248 | /* statistics */ |
282 | int usecount; /* number of transfers to this coro */ |
249 | int usecount; /* number of transfers to this coro */ |
283 | |
250 | |
284 | /* coro process data */ |
251 | /* coro process data */ |
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293 | |
260 | |
294 | /* on_enter/on_leave */ |
261 | /* on_enter/on_leave */ |
295 | AV *on_enter; |
262 | AV *on_enter; |
296 | AV *on_leave; |
263 | AV *on_leave; |
297 | |
264 | |
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265 | /* swap_sv */ |
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266 | AV *swap_sv; |
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267 | |
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268 | /* times */ |
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269 | coro_ts t_cpu, t_real; |
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270 | |
298 | /* linked list */ |
271 | /* linked list */ |
299 | struct coro *next, *prev; |
272 | struct coro *next, *prev; |
300 | }; |
273 | }; |
301 | |
274 | |
302 | typedef struct coro *Coro__State; |
275 | typedef struct coro *Coro__State; |
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307 | /* the mainr easonw e don't support windows process emulation */ |
280 | /* the mainr easonw e don't support windows process emulation */ |
308 | static struct CoroSLF slf_frame; /* the current slf frame */ |
281 | static struct CoroSLF slf_frame; /* the current slf frame */ |
309 | |
282 | |
310 | /** Coro ********************************************************************/ |
283 | /** Coro ********************************************************************/ |
311 | |
284 | |
312 | #define PRIO_MAX 3 |
285 | #define CORO_PRIO_MAX 3 |
313 | #define PRIO_HIGH 1 |
286 | #define CORO_PRIO_HIGH 1 |
314 | #define PRIO_NORMAL 0 |
287 | #define CORO_PRIO_NORMAL 0 |
315 | #define PRIO_LOW -1 |
288 | #define CORO_PRIO_LOW -1 |
316 | #define PRIO_IDLE -3 |
289 | #define CORO_PRIO_IDLE -3 |
317 | #define PRIO_MIN -4 |
290 | #define CORO_PRIO_MIN -4 |
318 | |
291 | |
319 | /* for Coro.pm */ |
292 | /* for Coro.pm */ |
320 | static SV *coro_current; |
293 | static SV *coro_current; |
321 | static SV *coro_readyhook; |
294 | static SV *coro_readyhook; |
322 | static struct coro *coro_ready [PRIO_MAX - PRIO_MIN + 1][2]; /* head|tail */ |
295 | static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */ |
323 | static CV *cv_coro_run, *cv_coro_terminate; |
296 | static CV *cv_coro_run, *cv_coro_terminate; |
324 | static struct coro *coro_first; |
297 | static struct coro *coro_first; |
325 | #define coro_nready coroapi.nready |
298 | #define coro_nready coroapi.nready |
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299 | |
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300 | /** Coro::Select ************************************************************/ |
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301 | |
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302 | static OP *(*coro_old_pp_sselect) (pTHX); |
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303 | static SV *coro_select_select; |
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304 | |
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305 | /* horrible hack, but if it works... */ |
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306 | static OP * |
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307 | coro_pp_sselect (pTHX) |
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308 | { |
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309 | dSP; |
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310 | PUSHMARK (SP - 4); /* fake argument list */ |
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311 | XPUSHs (coro_select_select); |
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312 | PUTBACK; |
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313 | |
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314 | /* entersub is an UNOP, select a LISTOP... keep your fingers crossed */ |
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315 | PL_op->op_flags |= OPf_STACKED; |
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316 | PL_op->op_private = 0; |
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317 | return PL_ppaddr [OP_ENTERSUB](aTHX); |
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318 | } |
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319 | |
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320 | /** time stuff **************************************************************/ |
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321 | |
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322 | #ifdef HAS_GETTIMEOFDAY |
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323 | |
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324 | static void |
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325 | coro_u2time (pTHX_ UV ret[2]) |
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326 | { |
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327 | struct timeval tv; |
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328 | gettimeofday (&tv, 0); |
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329 | |
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330 | ret [0] = tv.tv_sec; |
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331 | ret [1] = tv.tv_usec; |
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332 | } |
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333 | |
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334 | static double |
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335 | coro_nvtime () |
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336 | { |
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337 | struct timeval tv; |
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338 | gettimeofday (&tv, 0); |
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339 | |
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340 | return tv.tv_sec + tv.tv_usec * 1e-6; |
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341 | } |
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342 | |
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343 | static void |
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344 | time_init (pTHX) |
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345 | { |
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346 | nvtime = coro_nvtime; |
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347 | u2time = coro_u2time; |
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348 | } |
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349 | |
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350 | #else |
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351 | |
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352 | static void |
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353 | time_init (pTHX) |
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354 | { |
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355 | SV **svp; |
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356 | |
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357 | require_pv ("Time/HiRes.pm"); |
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358 | |
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359 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
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360 | |
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361 | if (!svp) croak ("Time::HiRes is required, but missing."); |
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362 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
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363 | |
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364 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
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365 | |
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366 | svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0); |
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367 | u2time = INT2PTR (void (*)(pTHX_ UV ret[2]), SvIV (*svp)); |
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368 | } |
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369 | |
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370 | #endif |
326 | |
371 | |
327 | /** lowlevel stuff **********************************************************/ |
372 | /** lowlevel stuff **********************************************************/ |
328 | |
373 | |
329 | static SV * |
374 | static SV * |
330 | coro_get_sv (pTHX_ const char *name, int create) |
375 | coro_get_sv (pTHX_ const char *name, int create) |
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354 | get_hv (name, create); |
399 | get_hv (name, create); |
355 | #endif |
400 | #endif |
356 | return get_hv (name, create); |
401 | return get_hv (name, create); |
357 | } |
402 | } |
358 | |
403 | |
359 | /* may croak */ |
404 | INLINE void |
360 | INLINE CV * |
405 | coro_times_update () |
361 | coro_sv_2cv (pTHX_ SV *sv) |
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362 | { |
406 | { |
363 | HV *st; |
407 | #ifdef coro_clock_gettime |
364 | GV *gvp; |
408 | struct timespec ts; |
365 | CV *cv = sv_2cv (sv, &st, &gvp, 0); |
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366 | |
409 | |
367 | if (!cv) |
410 | ts.tv_sec = ts.tv_nsec = 0; |
368 | croak ("code reference expected"); |
411 | coro_clock_gettime (CORO_CLOCK_THREAD_CPUTIME_ID, &ts); |
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412 | time_cpu [0] = ts.tv_sec; time_cpu [1] = ts.tv_nsec; |
369 | |
413 | |
370 | return cv; |
414 | ts.tv_sec = ts.tv_nsec = 0; |
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415 | coro_clock_gettime (CORO_CLOCK_MONOTONIC, &ts); |
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416 | time_real [0] = ts.tv_sec; time_real [1] = ts.tv_nsec; |
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417 | #else |
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418 | dTHX; |
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419 | UV tv[2]; |
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420 | |
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421 | u2time (aTHX_ tv); |
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422 | time_real [0] = tv [0]; |
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423 | time_real [1] = tv [1] * 1000; |
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424 | #endif |
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425 | } |
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426 | |
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427 | INLINE void |
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428 | coro_times_add (struct coro *c) |
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429 | { |
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430 | c->t_real [1] += time_real [1]; |
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431 | if (c->t_real [1] > 1000000000) { c->t_real [1] -= 1000000000; ++c->t_real [0]; } |
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432 | c->t_real [0] += time_real [0]; |
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433 | |
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434 | c->t_cpu [1] += time_cpu [1]; |
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435 | if (c->t_cpu [1] > 1000000000) { c->t_cpu [1] -= 1000000000; ++c->t_cpu [0]; } |
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436 | c->t_cpu [0] += time_cpu [0]; |
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437 | } |
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438 | |
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439 | INLINE void |
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440 | coro_times_sub (struct coro *c) |
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441 | { |
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442 | if (c->t_real [1] < time_real [1]) { c->t_real [1] += 1000000000; --c->t_real [0]; } |
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443 | c->t_real [1] -= time_real [1]; |
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444 | c->t_real [0] -= time_real [0]; |
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445 | |
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446 | if (c->t_cpu [1] < time_cpu [1]) { c->t_cpu [1] += 1000000000; --c->t_cpu [0]; } |
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447 | c->t_cpu [1] -= time_cpu [1]; |
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448 | c->t_cpu [0] -= time_cpu [0]; |
371 | } |
449 | } |
372 | |
450 | |
373 | /*****************************************************************************/ |
451 | /*****************************************************************************/ |
374 | /* magic glue */ |
452 | /* magic glue */ |
375 | |
453 | |
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475 | static int |
553 | static int |
476 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
554 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
477 | { |
555 | { |
478 | AV *padlist; |
556 | AV *padlist; |
479 | AV *av = (AV *)mg->mg_obj; |
557 | AV *av = (AV *)mg->mg_obj; |
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558 | |
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559 | /* perl manages to free our internal AV and _then_ call us */ |
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560 | if (IN_DESTRUCT) |
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561 | return 0; |
480 | |
562 | |
481 | /* casting is fun. */ |
563 | /* casting is fun. */ |
482 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
564 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
483 | free_padlist (aTHX_ padlist); |
565 | free_padlist (aTHX_ padlist); |
484 | |
566 | |
… | |
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533 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
615 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
534 | } |
616 | } |
535 | |
617 | |
536 | /** load & save, init *******************************************************/ |
618 | /** load & save, init *******************************************************/ |
537 | |
619 | |
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620 | /* swap sv heads, at least logically */ |
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621 | static void |
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622 | swap_svs (pTHX_ Coro__State c) |
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623 | { |
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624 | int i; |
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625 | |
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626 | for (i = 0; i <= AvFILLp (c->swap_sv); ) |
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627 | { |
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628 | SV *a = AvARRAY (c->swap_sv)[i++]; |
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629 | SV *b = AvARRAY (c->swap_sv)[i++]; |
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630 | |
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631 | const U32 keep = SVs_PADSTALE | SVs_PADTMP | SVs_PADMY; /* keep these flags */ |
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632 | SV tmp; |
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633 | |
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634 | /* swap sv_any */ |
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635 | SvANY (&tmp) = SvANY (a); SvANY (a) = SvANY (b); SvANY (b) = SvANY (&tmp); |
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636 | |
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637 | /* swap sv_flags */ |
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638 | SvFLAGS (&tmp) = SvFLAGS (a); |
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639 | SvFLAGS (a) = (SvFLAGS (a) & keep) | (SvFLAGS (b ) & ~keep); |
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640 | SvFLAGS (b) = (SvFLAGS (b) & keep) | (SvFLAGS (&tmp) & ~keep); |
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641 | |
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642 | #if PERL_VERSION_ATLEAST (5,10,0) |
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643 | /* perl 5.10 complicates this _quite_ a bit, but it also is |
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|
644 | * much faster, so no quarrels here. alternatively, we could |
|
|
645 | * sv_upgrade to avoid this. |
|
|
646 | */ |
|
|
647 | { |
|
|
648 | /* swap sv_u */ |
|
|
649 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
|
|
650 | |
|
|
651 | /* if SvANY points to the head, we need to adjust the pointers, |
|
|
652 | * as the pointer for a still points to b, and maybe vice versa. |
|
|
653 | */ |
|
|
654 | #define svany_in_head(type) \ |
|
|
655 | (((1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV)) & (1 << (type))) |
|
|
656 | |
|
|
657 | if (svany_in_head (SvTYPE (a))) |
|
|
658 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
|
|
659 | |
|
|
660 | if (svany_in_head (SvTYPE (b))) |
|
|
661 | SvANY (b) = (void *)((PTRV)SvANY (b) - (PTRV)a + (PTRV)b); |
|
|
662 | } |
|
|
663 | #endif |
|
|
664 | } |
|
|
665 | } |
|
|
666 | |
|
|
667 | #define SWAP_SVS(coro) \ |
|
|
668 | if (expect_false ((coro)->swap_sv)) \ |
|
|
669 | swap_svs (aTHX_ (coro)) |
|
|
670 | |
538 | static void |
671 | static void |
539 | on_enterleave_call (pTHX_ SV *cb); |
672 | on_enterleave_call (pTHX_ SV *cb); |
540 | |
673 | |
541 | static void |
674 | static void |
542 | load_perl (pTHX_ Coro__State c) |
675 | load_perl (pTHX_ Coro__State c) |
… | |
… | |
573 | } |
706 | } |
574 | |
707 | |
575 | slf_frame = c->slf_frame; |
708 | slf_frame = c->slf_frame; |
576 | CORO_THROW = c->except; |
709 | CORO_THROW = c->except; |
577 | |
710 | |
|
|
711 | if (expect_false (enable_times)) |
|
|
712 | { |
|
|
713 | if (expect_false (!times_valid)) |
|
|
714 | coro_times_update (); |
|
|
715 | |
|
|
716 | coro_times_sub (c); |
|
|
717 | } |
|
|
718 | |
578 | if (expect_false (c->on_enter)) |
719 | if (expect_false (c->on_enter)) |
579 | { |
720 | { |
580 | int i; |
721 | int i; |
581 | |
722 | |
582 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
723 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
583 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
724 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
584 | } |
725 | } |
|
|
726 | |
|
|
727 | SWAP_SVS (c); |
585 | } |
728 | } |
586 | |
729 | |
587 | static void |
730 | static void |
588 | save_perl (pTHX_ Coro__State c) |
731 | save_perl (pTHX_ Coro__State c) |
589 | { |
732 | { |
|
|
733 | SWAP_SVS (c); |
|
|
734 | |
590 | if (expect_false (c->on_leave)) |
735 | if (expect_false (c->on_leave)) |
591 | { |
736 | { |
592 | int i; |
737 | int i; |
593 | |
738 | |
594 | for (i = AvFILLp (c->on_leave); i >= 0; --i) |
739 | for (i = AvFILLp (c->on_leave); i >= 0; --i) |
595 | on_enterleave_call (aTHX_ AvARRAY (c->on_leave)[i]); |
740 | on_enterleave_call (aTHX_ AvARRAY (c->on_leave)[i]); |
|
|
741 | } |
|
|
742 | |
|
|
743 | times_valid = 0; |
|
|
744 | |
|
|
745 | if (expect_false (enable_times)) |
|
|
746 | { |
|
|
747 | coro_times_update (); times_valid = 1; |
|
|
748 | coro_times_add (c); |
596 | } |
749 | } |
597 | |
750 | |
598 | c->except = CORO_THROW; |
751 | c->except = CORO_THROW; |
599 | c->slf_frame = slf_frame; |
752 | c->slf_frame = slf_frame; |
600 | |
753 | |
… | |
… | |
615 | { |
768 | { |
616 | while (expect_true (cxix >= 0)) |
769 | while (expect_true (cxix >= 0)) |
617 | { |
770 | { |
618 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
771 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
619 | |
772 | |
620 | if (expect_true (CxTYPE (cx) == CXt_SUB || CxTYPE (cx) == CXt_FORMAT)) |
773 | if (expect_true (CxTYPE (cx) == CXt_SUB) || expect_false (CxTYPE (cx) == CXt_FORMAT)) |
621 | { |
774 | { |
622 | CV *cv = cx->blk_sub.cv; |
775 | CV *cv = cx->blk_sub.cv; |
623 | |
776 | |
624 | if (expect_true (CvDEPTH (cv))) |
777 | if (expect_true (CvDEPTH (cv))) |
625 | { |
778 | { |
… | |
… | |
649 | /* we manually unroll here, as usually 2 slots is enough */ |
802 | /* we manually unroll here, as usually 2 slots is enough */ |
650 | if (SLOT_COUNT >= 1) CXINC; |
803 | if (SLOT_COUNT >= 1) CXINC; |
651 | if (SLOT_COUNT >= 2) CXINC; |
804 | if (SLOT_COUNT >= 2) CXINC; |
652 | if (SLOT_COUNT >= 3) CXINC; |
805 | if (SLOT_COUNT >= 3) CXINC; |
653 | { |
806 | { |
654 | int i; |
807 | unsigned int i; |
655 | for (i = 3; i < SLOT_COUNT; ++i) |
808 | for (i = 3; i < SLOT_COUNT; ++i) |
656 | CXINC; |
809 | CXINC; |
657 | } |
810 | } |
658 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
811 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
659 | |
812 | |
… | |
… | |
893 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1046 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
894 | { |
1047 | { |
895 | return 1; |
1048 | return 1; |
896 | } |
1049 | } |
897 | |
1050 | |
898 | static UNOP coro_setup_op; |
1051 | static UNOP init_perl_op; |
899 | |
1052 | |
900 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
1053 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
901 | coro_setup (pTHX_ struct coro *coro) |
1054 | init_perl (pTHX_ struct coro *coro) |
902 | { |
1055 | { |
903 | /* |
1056 | /* |
904 | * emulate part of the perl startup here. |
1057 | * emulate part of the perl startup here. |
905 | */ |
1058 | */ |
906 | coro_init_stacks (aTHX); |
1059 | coro_init_stacks (aTHX); |
… | |
… | |
913 | PL_comppad_name_fill = 0; |
1066 | PL_comppad_name_fill = 0; |
914 | PL_comppad_name_floor = 0; |
1067 | PL_comppad_name_floor = 0; |
915 | PL_curpm = 0; |
1068 | PL_curpm = 0; |
916 | PL_curpad = 0; |
1069 | PL_curpad = 0; |
917 | PL_localizing = 0; |
1070 | PL_localizing = 0; |
918 | PL_dirty = 0; |
|
|
919 | PL_restartop = 0; |
1071 | PL_restartop = 0; |
920 | #if PERL_VERSION_ATLEAST (5,10,0) |
1072 | #if PERL_VERSION_ATLEAST (5,10,0) |
921 | PL_parser = 0; |
1073 | PL_parser = 0; |
922 | #endif |
1074 | #endif |
923 | PL_hints = 0; |
1075 | PL_hints = 0; |
… | |
… | |
955 | */ |
1107 | */ |
956 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
1108 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
957 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
1109 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
958 | |
1110 | |
959 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
1111 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
960 | coro_setup_op.op_next = PL_op; |
1112 | init_perl_op.op_next = PL_op; |
961 | coro_setup_op.op_type = OP_ENTERSUB; |
1113 | init_perl_op.op_type = OP_ENTERSUB; |
962 | coro_setup_op.op_ppaddr = pp_slf; |
1114 | init_perl_op.op_ppaddr = pp_slf; |
963 | /* no flags etc. required, as an init function won't be called */ |
1115 | /* no flags etc. required, as an init function won't be called */ |
964 | |
1116 | |
965 | PL_op = (OP *)&coro_setup_op; |
1117 | PL_op = (OP *)&init_perl_op; |
966 | |
1118 | |
967 | /* copy throw, in case it was set before coro_setup */ |
1119 | /* copy throw, in case it was set before init_perl */ |
968 | CORO_THROW = coro->except; |
1120 | CORO_THROW = coro->except; |
|
|
1121 | |
|
|
1122 | SWAP_SVS (coro); |
|
|
1123 | |
|
|
1124 | if (expect_false (enable_times)) |
|
|
1125 | { |
|
|
1126 | coro_times_update (); |
|
|
1127 | coro_times_sub (coro); |
|
|
1128 | } |
969 | } |
1129 | } |
970 | |
1130 | |
971 | static void |
1131 | static void |
972 | coro_unwind_stacks (pTHX) |
1132 | coro_unwind_stacks (pTHX) |
973 | { |
1133 | { |
… | |
… | |
988 | dounwind (-1); |
1148 | dounwind (-1); |
989 | } |
1149 | } |
990 | } |
1150 | } |
991 | |
1151 | |
992 | static void |
1152 | static void |
993 | coro_destruct_perl (pTHX_ struct coro *coro) |
1153 | destroy_perl (pTHX_ struct coro *coro) |
994 | { |
1154 | { |
995 | SV *svf [9]; |
1155 | SV *svf [9]; |
996 | |
1156 | |
997 | { |
1157 | { |
998 | struct coro *current = SvSTATE_current; |
1158 | struct coro *current = SvSTATE_current; |
999 | |
1159 | |
1000 | assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack)); |
1160 | assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack)); |
1001 | |
1161 | |
1002 | save_perl (aTHX_ current); |
1162 | save_perl (aTHX_ current); |
1003 | load_perl (aTHX_ coro); |
1163 | load_perl (aTHX_ coro); |
|
|
1164 | |
1004 | coro_unwind_stacks (aTHX); |
1165 | coro_unwind_stacks (aTHX); |
1005 | coro_destruct_stacks (aTHX); |
1166 | coro_destruct_stacks (aTHX); |
1006 | |
1167 | |
|
|
1168 | /* restore swapped sv's */ |
|
|
1169 | SWAP_SVS (coro); |
|
|
1170 | |
1007 | // now save some sv's to be free'd later |
1171 | // now save some sv's to be free'd later |
1008 | svf [0] = GvSV (PL_defgv); |
1172 | svf [0] = GvSV (PL_defgv); |
1009 | svf [1] = (SV *)GvAV (PL_defgv); |
1173 | svf [1] = (SV *)GvAV (PL_defgv); |
1010 | svf [2] = GvSV (PL_errgv); |
1174 | svf [2] = GvSV (PL_errgv); |
1011 | svf [3] = (SV *)PL_defoutgv; |
1175 | svf [3] = (SV *)PL_defoutgv; |
1012 | svf [4] = PL_rs; |
1176 | svf [4] = PL_rs; |
1013 | svf [5] = GvSV (irsgv); |
1177 | svf [5] = GvSV (irsgv); |
1014 | svf [6] = (SV *)GvHV (PL_hintgv); |
1178 | svf [6] = (SV *)GvHV (PL_hintgv); |
1015 | svf [7] = PL_diehook; |
1179 | svf [7] = PL_diehook; |
1016 | svf [8] = PL_warnhook; |
1180 | svf [8] = PL_warnhook; |
1017 | |
|
|
1018 | assert (9 == sizeof (svf) / sizeof (*svf)); |
1181 | assert (9 == sizeof (svf) / sizeof (*svf)); |
1019 | |
1182 | |
1020 | load_perl (aTHX_ current); |
1183 | load_perl (aTHX_ current); |
1021 | } |
1184 | } |
1022 | |
1185 | |
1023 | { |
1186 | { |
1024 | int i; |
1187 | unsigned int i; |
1025 | |
1188 | |
1026 | for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i) |
1189 | for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i) |
1027 | SvREFCNT_dec (svf [i]); |
1190 | SvREFCNT_dec (svf [i]); |
1028 | |
1191 | |
1029 | SvREFCNT_dec (coro->saved_deffh); |
1192 | SvREFCNT_dec (coro->saved_deffh); |
… | |
… | |
1235 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1398 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1236 | PL_restartop = PL_op; |
1399 | PL_restartop = PL_op; |
1237 | perl_run (PL_curinterp); |
1400 | perl_run (PL_curinterp); |
1238 | /* |
1401 | /* |
1239 | * Unfortunately, there is no way to get at the return values of the |
1402 | * Unfortunately, there is no way to get at the return values of the |
1240 | * coro body here, as perl_run destroys these |
1403 | * coro body here, as perl_run destroys these. Likewise, we cannot catch |
|
|
1404 | * runtime errors here, as this is just a random interpreter, not a thread. |
1241 | */ |
1405 | */ |
1242 | |
1406 | |
1243 | /* |
1407 | /* |
1244 | * If perl-run returns we assume exit() was being called or the coro |
1408 | * If perl-run returns we assume exit() was being called or the coro |
1245 | * fell off the end, which seems to be the only valid (non-bug) |
1409 | * fell off the end, which seems to be the only valid (non-bug) |
… | |
… | |
1452 | if (expect_false (next->flags & CF_NEW)) |
1616 | if (expect_false (next->flags & CF_NEW)) |
1453 | { |
1617 | { |
1454 | /* need to start coroutine */ |
1618 | /* need to start coroutine */ |
1455 | next->flags &= ~CF_NEW; |
1619 | next->flags &= ~CF_NEW; |
1456 | /* setup coroutine call */ |
1620 | /* setup coroutine call */ |
1457 | coro_setup (aTHX_ next); |
1621 | init_perl (aTHX_ next); |
1458 | } |
1622 | } |
1459 | else |
1623 | else |
1460 | load_perl (aTHX_ next); |
1624 | load_perl (aTHX_ next); |
1461 | |
1625 | |
1462 | /* possibly untie and reuse the cctx */ |
1626 | /* possibly untie and reuse the cctx */ |
… | |
… | |
1525 | |
1689 | |
1526 | if (coro->mainstack |
1690 | if (coro->mainstack |
1527 | && coro->mainstack != main_mainstack |
1691 | && coro->mainstack != main_mainstack |
1528 | && coro->slot |
1692 | && coro->slot |
1529 | && !PL_dirty) |
1693 | && !PL_dirty) |
1530 | coro_destruct_perl (aTHX_ coro); |
1694 | destroy_perl (aTHX_ coro); |
|
|
1695 | |
|
|
1696 | if (coro->next) coro->next->prev = coro->prev; |
|
|
1697 | if (coro->prev) coro->prev->next = coro->next; |
|
|
1698 | if (coro == coro_first) coro_first = coro->next; |
1531 | |
1699 | |
1532 | cctx_destroy (coro->cctx); |
1700 | cctx_destroy (coro->cctx); |
1533 | SvREFCNT_dec (coro->startcv); |
1701 | SvREFCNT_dec (coro->startcv); |
1534 | SvREFCNT_dec (coro->args); |
1702 | SvREFCNT_dec (coro->args); |
|
|
1703 | SvREFCNT_dec (coro->swap_sv); |
1535 | SvREFCNT_dec (CORO_THROW); |
1704 | SvREFCNT_dec (CORO_THROW); |
1536 | |
|
|
1537 | if (coro->next) coro->next->prev = coro->prev; |
|
|
1538 | if (coro->prev) coro->prev->next = coro->next; |
|
|
1539 | if (coro == coro_first) coro_first = coro->next; |
|
|
1540 | |
1705 | |
1541 | return 1; |
1706 | return 1; |
1542 | } |
1707 | } |
1543 | |
1708 | |
1544 | static int |
1709 | static int |
… | |
… | |
1594 | |
1759 | |
1595 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1760 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1596 | TRANSFER (ta, 1); |
1761 | TRANSFER (ta, 1); |
1597 | } |
1762 | } |
1598 | |
1763 | |
1599 | /*****************************************************************************/ |
|
|
1600 | /* gensub: simple closure generation utility */ |
|
|
1601 | |
|
|
1602 | #define GENSUB_ARG CvXSUBANY (cv).any_ptr |
|
|
1603 | |
|
|
1604 | /* create a closure from XS, returns a code reference */ |
|
|
1605 | /* the arg can be accessed via GENSUB_ARG from the callback */ |
|
|
1606 | /* the callback must use dXSARGS/XSRETURN */ |
|
|
1607 | static SV * |
|
|
1608 | gensub (pTHX_ void (*xsub)(pTHX_ CV *), void *arg) |
|
|
1609 | { |
|
|
1610 | CV *cv = (CV *)newSV (0); |
|
|
1611 | |
|
|
1612 | sv_upgrade ((SV *)cv, SVt_PVCV); |
|
|
1613 | |
|
|
1614 | CvANON_on (cv); |
|
|
1615 | CvISXSUB_on (cv); |
|
|
1616 | CvXSUB (cv) = xsub; |
|
|
1617 | GENSUB_ARG = arg; |
|
|
1618 | |
|
|
1619 | return newRV_noinc ((SV *)cv); |
|
|
1620 | } |
|
|
1621 | |
|
|
1622 | /** Coro ********************************************************************/ |
1764 | /** Coro ********************************************************************/ |
1623 | |
1765 | |
1624 | INLINE void |
1766 | INLINE void |
1625 | coro_enq (pTHX_ struct coro *coro) |
1767 | coro_enq (pTHX_ struct coro *coro) |
1626 | { |
1768 | { |
1627 | struct coro **ready = coro_ready [coro->prio - PRIO_MIN]; |
1769 | struct coro **ready = coro_ready [coro->prio - CORO_PRIO_MIN]; |
1628 | |
1770 | |
1629 | SvREFCNT_inc_NN (coro->hv); |
1771 | SvREFCNT_inc_NN (coro->hv); |
1630 | |
1772 | |
1631 | coro->next_ready = 0; |
1773 | coro->next_ready = 0; |
1632 | *(ready [0] ? &ready [1]->next_ready : &ready [0]) = coro; |
1774 | *(ready [0] ? &ready [1]->next_ready : &ready [0]) = coro; |
… | |
… | |
1636 | INLINE struct coro * |
1778 | INLINE struct coro * |
1637 | coro_deq (pTHX) |
1779 | coro_deq (pTHX) |
1638 | { |
1780 | { |
1639 | int prio; |
1781 | int prio; |
1640 | |
1782 | |
1641 | for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= 0; ) |
1783 | for (prio = CORO_PRIO_MAX - CORO_PRIO_MIN + 1; --prio >= 0; ) |
1642 | { |
1784 | { |
1643 | struct coro **ready = coro_ready [prio]; |
1785 | struct coro **ready = coro_ready [prio]; |
1644 | |
1786 | |
1645 | if (ready [0]) |
1787 | if (ready [0]) |
1646 | { |
1788 | { |
… | |
… | |
1651 | } |
1793 | } |
1652 | |
1794 | |
1653 | return 0; |
1795 | return 0; |
1654 | } |
1796 | } |
1655 | |
1797 | |
|
|
1798 | static void |
|
|
1799 | invoke_sv_ready_hook_helper (void) |
|
|
1800 | { |
|
|
1801 | dTHX; |
|
|
1802 | dSP; |
|
|
1803 | |
|
|
1804 | ENTER; |
|
|
1805 | SAVETMPS; |
|
|
1806 | |
|
|
1807 | PUSHMARK (SP); |
|
|
1808 | PUTBACK; |
|
|
1809 | call_sv (coro_readyhook, G_VOID | G_DISCARD); |
|
|
1810 | |
|
|
1811 | FREETMPS; |
|
|
1812 | LEAVE; |
|
|
1813 | } |
|
|
1814 | |
1656 | static int |
1815 | static int |
1657 | api_ready (pTHX_ SV *coro_sv) |
1816 | api_ready (pTHX_ SV *coro_sv) |
1658 | { |
1817 | { |
1659 | struct coro *coro; |
|
|
1660 | SV *sv_hook; |
|
|
1661 | void (*xs_hook)(void); |
|
|
1662 | |
|
|
1663 | coro = SvSTATE (coro_sv); |
1818 | struct coro *coro = SvSTATE (coro_sv); |
1664 | |
1819 | |
1665 | if (coro->flags & CF_READY) |
1820 | if (coro->flags & CF_READY) |
1666 | return 0; |
1821 | return 0; |
1667 | |
1822 | |
1668 | coro->flags |= CF_READY; |
1823 | coro->flags |= CF_READY; |
1669 | |
1824 | |
1670 | sv_hook = coro_nready ? 0 : coro_readyhook; |
|
|
1671 | xs_hook = coro_nready ? 0 : coroapi.readyhook; |
|
|
1672 | |
|
|
1673 | coro_enq (aTHX_ coro); |
1825 | coro_enq (aTHX_ coro); |
1674 | ++coro_nready; |
|
|
1675 | |
1826 | |
1676 | if (sv_hook) |
1827 | if (!coro_nready++) |
1677 | { |
1828 | if (coroapi.readyhook) |
1678 | dSP; |
1829 | coroapi.readyhook (); |
1679 | |
|
|
1680 | ENTER; |
|
|
1681 | SAVETMPS; |
|
|
1682 | |
|
|
1683 | PUSHMARK (SP); |
|
|
1684 | PUTBACK; |
|
|
1685 | call_sv (sv_hook, G_VOID | G_DISCARD); |
|
|
1686 | |
|
|
1687 | FREETMPS; |
|
|
1688 | LEAVE; |
|
|
1689 | } |
|
|
1690 | |
|
|
1691 | if (xs_hook) |
|
|
1692 | xs_hook (); |
|
|
1693 | |
1830 | |
1694 | return 1; |
1831 | return 1; |
1695 | } |
1832 | } |
1696 | |
1833 | |
1697 | static int |
1834 | static int |
… | |
… | |
1742 | { |
1879 | { |
1743 | /* nothing to schedule: call the idle handler */ |
1880 | /* nothing to schedule: call the idle handler */ |
1744 | if (SvROK (sv_idle) |
1881 | if (SvROK (sv_idle) |
1745 | && SvOBJECT (SvRV (sv_idle))) |
1882 | && SvOBJECT (SvRV (sv_idle))) |
1746 | { |
1883 | { |
|
|
1884 | if (SvRV (sv_idle) == SvRV (coro_current)) |
|
|
1885 | croak ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught"); |
|
|
1886 | |
1747 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1887 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1748 | api_ready (aTHX_ SvRV (sv_idle)); |
1888 | api_ready (aTHX_ SvRV (sv_idle)); |
1749 | --coro_nready; |
1889 | --coro_nready; |
1750 | } |
1890 | } |
1751 | else |
1891 | else |
1752 | { |
1892 | { |
|
|
1893 | /* TODO: deprecated, remove, cannot work reliably *//*D*/ |
1753 | dSP; |
1894 | dSP; |
1754 | |
1895 | |
1755 | ENTER; |
1896 | ENTER; |
1756 | SAVETMPS; |
1897 | SAVETMPS; |
1757 | |
1898 | |
… | |
… | |
1867 | |
2008 | |
1868 | static void |
2009 | static void |
1869 | coro_call_on_destroy (pTHX_ struct coro *coro) |
2010 | coro_call_on_destroy (pTHX_ struct coro *coro) |
1870 | { |
2011 | { |
1871 | SV **on_destroyp = hv_fetch (coro->hv, "_on_destroy", sizeof ("_on_destroy") - 1, 0); |
2012 | SV **on_destroyp = hv_fetch (coro->hv, "_on_destroy", sizeof ("_on_destroy") - 1, 0); |
1872 | SV **statusp = hv_fetch (coro->hv, "_status", sizeof ("_status") - 1, 0); |
|
|
1873 | |
2013 | |
1874 | if (on_destroyp) |
2014 | if (on_destroyp) |
1875 | { |
2015 | { |
1876 | AV *on_destroy = (AV *)SvRV (*on_destroyp); |
2016 | SV **statusp = hv_fetch (coro->hv, "_status", sizeof ("_status") - 1, 0); |
|
|
2017 | AV *on_destroy = sv_2mortal (SvREFCNT_inc ((AV *)SvRV (*on_destroyp))); |
|
|
2018 | AV *status = statusp ? sv_2mortal (SvREFCNT_inc ((AV *)SvRV (*statusp))) : 0; |
1877 | |
2019 | |
1878 | while (AvFILLp (on_destroy) >= 0) |
2020 | while (AvFILLp (on_destroy) >= 0) |
1879 | { |
2021 | { |
1880 | dSP; /* don't disturb outer sp */ |
2022 | dSP; /* don't disturb outer sp */ |
1881 | SV *cb = av_pop (on_destroy); |
2023 | SV *cb = av_pop (on_destroy); |
… | |
… | |
1883 | PUSHMARK (SP); |
2025 | PUSHMARK (SP); |
1884 | |
2026 | |
1885 | if (statusp) |
2027 | if (statusp) |
1886 | { |
2028 | { |
1887 | int i; |
2029 | int i; |
1888 | AV *status = (AV *)SvRV (*statusp); |
|
|
1889 | EXTEND (SP, AvFILLp (status) + 1); |
2030 | EXTEND (SP, AvFILLp (status) + 1); |
1890 | |
2031 | |
1891 | for (i = 0; i <= AvFILLp (status); ++i) |
2032 | for (i = 0; i <= AvFILLp (status); ++i) |
1892 | PUSHs (AvARRAY (status)[i]); |
2033 | PUSHs (AvARRAY (status)[i]); |
1893 | } |
2034 | } |
… | |
… | |
1903 | { |
2044 | { |
1904 | int i; |
2045 | int i; |
1905 | HV *hv = (HV *)SvRV (coro_current); |
2046 | HV *hv = (HV *)SvRV (coro_current); |
1906 | AV *av = newAV (); |
2047 | AV *av = newAV (); |
1907 | |
2048 | |
|
|
2049 | /* items are actually not so common, so optimise for this case */ |
|
|
2050 | if (items) |
|
|
2051 | { |
1908 | av_extend (av, items - 1); |
2052 | av_extend (av, items - 1); |
|
|
2053 | |
1909 | for (i = 0; i < items; ++i) |
2054 | for (i = 0; i < items; ++i) |
1910 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
2055 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
|
|
2056 | } |
1911 | |
2057 | |
1912 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
2058 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
1913 | |
2059 | |
1914 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
2060 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
1915 | api_ready (aTHX_ sv_manager); |
2061 | api_ready (aTHX_ sv_manager); |
… | |
… | |
2005 | |
2151 | |
2006 | static void |
2152 | static void |
2007 | coro_rouse_callback (pTHX_ CV *cv) |
2153 | coro_rouse_callback (pTHX_ CV *cv) |
2008 | { |
2154 | { |
2009 | dXSARGS; |
2155 | dXSARGS; |
2010 | SV *data = (SV *)GENSUB_ARG; |
2156 | SV *data = (SV *)S_GENSUB_ARG; |
2011 | |
2157 | |
2012 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2158 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2013 | { |
2159 | { |
2014 | /* first call, set args */ |
2160 | /* first call, set args */ |
2015 | SV *coro = SvRV (data); |
2161 | SV *coro = SvRV (data); |
… | |
… | |
2081 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2227 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2082 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2228 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2083 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2229 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2084 | |
2230 | |
2085 | { |
2231 | { |
2086 | CV *cv = (CV *)SvRV (cb); /* for GENSUB_ARG */ |
2232 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
2087 | SV *data = (SV *)GENSUB_ARG; |
2233 | SV *data = (SV *)S_GENSUB_ARG; |
2088 | |
2234 | |
2089 | frame->data = (void *)data; |
2235 | frame->data = (void *)data; |
2090 | frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule; |
2236 | frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule; |
2091 | frame->check = slf_check_rouse_wait; |
2237 | frame->check = slf_check_rouse_wait; |
2092 | } |
2238 | } |
… | |
… | |
2096 | coro_new_rouse_cb (pTHX) |
2242 | coro_new_rouse_cb (pTHX) |
2097 | { |
2243 | { |
2098 | HV *hv = (HV *)SvRV (coro_current); |
2244 | HV *hv = (HV *)SvRV (coro_current); |
2099 | struct coro *coro = SvSTATE_hv (hv); |
2245 | struct coro *coro = SvSTATE_hv (hv); |
2100 | SV *data = newRV_inc ((SV *)hv); |
2246 | SV *data = newRV_inc ((SV *)hv); |
2101 | SV *cb = gensub (aTHX_ coro_rouse_callback, (void *)data); |
2247 | SV *cb = s_gensub (aTHX_ coro_rouse_callback, (void *)data); |
2102 | |
2248 | |
2103 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2249 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2104 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
2250 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
2105 | |
2251 | |
2106 | SvREFCNT_dec (coro->rouse_cb); |
2252 | SvREFCNT_dec (coro->rouse_cb); |
… | |
… | |
2331 | if (PL_op->op_flags & OPf_STACKED) |
2477 | if (PL_op->op_flags & OPf_STACKED) |
2332 | { |
2478 | { |
2333 | if (items > slf_arga) |
2479 | if (items > slf_arga) |
2334 | { |
2480 | { |
2335 | slf_arga = items; |
2481 | slf_arga = items; |
2336 | free (slf_argv); |
2482 | Safefree (slf_argv); |
2337 | slf_argv = malloc (slf_arga * sizeof (SV *)); |
2483 | New (0, slf_argv, slf_arga, SV *); |
2338 | } |
2484 | } |
2339 | |
2485 | |
2340 | slf_argc = items; |
2486 | slf_argc = items; |
2341 | |
2487 | |
2342 | for (i = 0; i < items; ++i) |
2488 | for (i = 0; i < items; ++i) |
… | |
… | |
2477 | /* Coro::Semaphore & Coro::Signal */ |
2623 | /* Coro::Semaphore & Coro::Signal */ |
2478 | |
2624 | |
2479 | static SV * |
2625 | static SV * |
2480 | coro_waitarray_new (pTHX_ int count) |
2626 | coro_waitarray_new (pTHX_ int count) |
2481 | { |
2627 | { |
2482 | /* a semaphore contains a counter IV in $sem->[0] and any waiters after that */ |
2628 | /* a waitarray=semaphore contains a counter IV in $sem->[0] and any waiters after that */ |
2483 | AV *av = newAV (); |
2629 | AV *av = newAV (); |
2484 | SV **ary; |
2630 | SV **ary; |
2485 | |
2631 | |
2486 | /* unfortunately, building manually saves memory */ |
2632 | /* unfortunately, building manually saves memory */ |
2487 | Newx (ary, 2, SV *); |
2633 | Newx (ary, 2, SV *); |
… | |
… | |
2629 | { |
2775 | { |
2630 | if (items >= 2) |
2776 | if (items >= 2) |
2631 | { |
2777 | { |
2632 | /* callback form */ |
2778 | /* callback form */ |
2633 | AV *av = (AV *)SvRV (arg [0]); |
2779 | AV *av = (AV *)SvRV (arg [0]); |
2634 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
2780 | SV *cb_cv = s_get_cv_croak (arg [1]); |
2635 | |
2781 | |
2636 | av_push (av, (SV *)SvREFCNT_inc_NN (cb_cv)); |
2782 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2637 | |
2783 | |
2638 | if (SvIVX (AvARRAY (av)[0]) > 0) |
2784 | if (SvIVX (AvARRAY (av)[0]) > 0) |
2639 | coro_semaphore_adjust (aTHX_ av, 0); |
2785 | coro_semaphore_adjust (aTHX_ av, 0); |
2640 | |
2786 | |
2641 | frame->prepare = prepare_nop; |
2787 | frame->prepare = prepare_nop; |
… | |
… | |
2665 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2811 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2666 | AvARRAY (av)[1] = cb; |
2812 | AvARRAY (av)[1] = cb; |
2667 | |
2813 | |
2668 | cb = av_shift (av); |
2814 | cb = av_shift (av); |
2669 | |
2815 | |
|
|
2816 | if (SvTYPE (cb) == SVt_PVCV) |
|
|
2817 | { |
|
|
2818 | dSP; |
|
|
2819 | PUSHMARK (SP); |
|
|
2820 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
|
|
2821 | PUTBACK; |
|
|
2822 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
|
|
2823 | } |
|
|
2824 | else |
|
|
2825 | { |
2670 | api_ready (aTHX_ cb); |
2826 | api_ready (aTHX_ cb); |
2671 | sv_setiv (cb, 0); /* signal waiter */ |
2827 | sv_setiv (cb, 0); /* signal waiter */ |
|
|
2828 | } |
|
|
2829 | |
2672 | SvREFCNT_dec (cb); |
2830 | SvREFCNT_dec (cb); |
2673 | |
2831 | |
2674 | --count; |
2832 | --count; |
2675 | } |
2833 | } |
2676 | } |
2834 | } |
… | |
… | |
2685 | static void |
2843 | static void |
2686 | slf_init_signal_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2844 | slf_init_signal_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2687 | { |
2845 | { |
2688 | AV *av = (AV *)SvRV (arg [0]); |
2846 | AV *av = (AV *)SvRV (arg [0]); |
2689 | |
2847 | |
|
|
2848 | if (items >= 2) |
|
|
2849 | { |
|
|
2850 | SV *cb_cv = s_get_cv_croak (arg [1]); |
|
|
2851 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
|
|
2852 | |
2690 | if (SvIVX (AvARRAY (av)[0])) |
2853 | if (SvIVX (AvARRAY (av)[0])) |
|
|
2854 | coro_signal_wake (aTHX_ av, 1); /* must be the only waiter */ |
|
|
2855 | |
|
|
2856 | frame->prepare = prepare_nop; |
|
|
2857 | frame->check = slf_check_nop; |
|
|
2858 | } |
|
|
2859 | else if (SvIVX (AvARRAY (av)[0])) |
2691 | { |
2860 | { |
2692 | SvIVX (AvARRAY (av)[0]) = 0; |
2861 | SvIVX (AvARRAY (av)[0]) = 0; |
2693 | frame->prepare = prepare_nop; |
2862 | frame->prepare = prepare_nop; |
2694 | frame->check = slf_check_nop; |
2863 | frame->check = slf_check_nop; |
2695 | } |
2864 | } |
2696 | else |
2865 | else |
2697 | { |
2866 | { |
2698 | SV *waiter = newRV_inc (SvRV (coro_current)); /* owned by signal av */ |
2867 | SV *waiter = newSVsv (coro_current); /* owned by signal av */ |
2699 | |
2868 | |
2700 | av_push (av, waiter); |
2869 | av_push (av, waiter); |
2701 | |
2870 | |
2702 | frame->data = (void *)sv_2mortal (SvREFCNT_inc_NN (waiter)); /* owned by process */ |
2871 | frame->data = (void *)sv_2mortal (SvREFCNT_inc_NN (waiter)); /* owned by process */ |
2703 | frame->prepare = prepare_schedule; |
2872 | frame->prepare = prepare_schedule; |
… | |
… | |
2721 | |
2890 | |
2722 | static void |
2891 | static void |
2723 | coro_aio_callback (pTHX_ CV *cv) |
2892 | coro_aio_callback (pTHX_ CV *cv) |
2724 | { |
2893 | { |
2725 | dXSARGS; |
2894 | dXSARGS; |
2726 | AV *state = (AV *)GENSUB_ARG; |
2895 | AV *state = (AV *)S_GENSUB_ARG; |
2727 | SV *coro = av_pop (state); |
2896 | SV *coro = av_pop (state); |
2728 | SV *data_sv = newSV (sizeof (struct io_state)); |
2897 | SV *data_sv = newSV (sizeof (struct io_state)); |
2729 | |
2898 | |
2730 | av_extend (state, items - 1); |
2899 | av_extend (state, items - 1); |
2731 | |
2900 | |
… | |
… | |
2845 | |
3014 | |
2846 | for (i = 0; i < items; ++i) |
3015 | for (i = 0; i < items; ++i) |
2847 | PUSHs (arg [i]); |
3016 | PUSHs (arg [i]); |
2848 | |
3017 | |
2849 | /* now push the callback closure */ |
3018 | /* now push the callback closure */ |
2850 | PUSHs (sv_2mortal (gensub (aTHX_ coro_aio_callback, (void *)SvREFCNT_inc_NN ((SV *)state)))); |
3019 | PUSHs (sv_2mortal (s_gensub (aTHX_ coro_aio_callback, (void *)SvREFCNT_inc_NN ((SV *)state)))); |
2851 | |
3020 | |
2852 | /* now call the AIO function - we assume our request is uncancelable */ |
3021 | /* now call the AIO function - we assume our request is uncancelable */ |
2853 | PUTBACK; |
3022 | PUTBACK; |
2854 | call_sv ((SV *)req, G_VOID | G_DISCARD); |
3023 | call_sv ((SV *)req, G_VOID | G_DISCARD); |
2855 | } |
3024 | } |
2856 | |
3025 | |
2857 | /* now that the requets is going, we loop toll we have a result */ |
3026 | /* now that the request is going, we loop till we have a result */ |
2858 | frame->data = (void *)state; |
3027 | frame->data = (void *)state; |
2859 | frame->prepare = prepare_schedule; |
3028 | frame->prepare = prepare_schedule; |
2860 | frame->check = slf_check_aio_req; |
3029 | frame->check = slf_check_aio_req; |
2861 | } |
3030 | } |
2862 | |
3031 | |
… | |
… | |
2873 | /*****************************************************************************/ |
3042 | /*****************************************************************************/ |
2874 | |
3043 | |
2875 | #if CORO_CLONE |
3044 | #if CORO_CLONE |
2876 | # include "clone.c" |
3045 | # include "clone.c" |
2877 | #endif |
3046 | #endif |
|
|
3047 | |
|
|
3048 | /*****************************************************************************/ |
|
|
3049 | |
|
|
3050 | static SV * |
|
|
3051 | coro_new (pTHX_ HV *stash, SV **argv, int argc, int is_coro) |
|
|
3052 | { |
|
|
3053 | SV *coro_sv; |
|
|
3054 | struct coro *coro; |
|
|
3055 | MAGIC *mg; |
|
|
3056 | HV *hv; |
|
|
3057 | SV *cb; |
|
|
3058 | int i; |
|
|
3059 | |
|
|
3060 | if (argc > 0) |
|
|
3061 | { |
|
|
3062 | cb = s_get_cv_croak (argv [0]); |
|
|
3063 | |
|
|
3064 | if (!is_coro) |
|
|
3065 | { |
|
|
3066 | if (CvISXSUB (cb)) |
|
|
3067 | croak ("Coro::State doesn't support XS functions as coroutine start, caught"); |
|
|
3068 | |
|
|
3069 | if (!CvROOT (cb)) |
|
|
3070 | croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught"); |
|
|
3071 | } |
|
|
3072 | } |
|
|
3073 | |
|
|
3074 | Newz (0, coro, 1, struct coro); |
|
|
3075 | coro->args = newAV (); |
|
|
3076 | coro->flags = CF_NEW; |
|
|
3077 | |
|
|
3078 | if (coro_first) coro_first->prev = coro; |
|
|
3079 | coro->next = coro_first; |
|
|
3080 | coro_first = coro; |
|
|
3081 | |
|
|
3082 | coro->hv = hv = newHV (); |
|
|
3083 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
|
|
3084 | mg->mg_flags |= MGf_DUP; |
|
|
3085 | coro_sv = sv_bless (newRV_noinc ((SV *)hv), stash); |
|
|
3086 | |
|
|
3087 | if (argc > 0) |
|
|
3088 | { |
|
|
3089 | av_extend (coro->args, argc + is_coro - 1); |
|
|
3090 | |
|
|
3091 | if (is_coro) |
|
|
3092 | { |
|
|
3093 | av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb)); |
|
|
3094 | cb = (SV *)cv_coro_run; |
|
|
3095 | } |
|
|
3096 | |
|
|
3097 | coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb); |
|
|
3098 | |
|
|
3099 | for (i = 1; i < argc; i++) |
|
|
3100 | av_push (coro->args, newSVsv (argv [i])); |
|
|
3101 | } |
|
|
3102 | |
|
|
3103 | return coro_sv; |
|
|
3104 | } |
2878 | |
3105 | |
2879 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
3106 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
2880 | |
3107 | |
2881 | PROTOTYPES: DISABLE |
3108 | PROTOTYPES: DISABLE |
2882 | |
3109 | |
… | |
… | |
2935 | coroapi.prepare_nop = prepare_nop; |
3162 | coroapi.prepare_nop = prepare_nop; |
2936 | coroapi.prepare_schedule = prepare_schedule; |
3163 | coroapi.prepare_schedule = prepare_schedule; |
2937 | coroapi.prepare_cede = prepare_cede; |
3164 | coroapi.prepare_cede = prepare_cede; |
2938 | coroapi.prepare_cede_notself = prepare_cede_notself; |
3165 | coroapi.prepare_cede_notself = prepare_cede_notself; |
2939 | |
3166 | |
2940 | { |
3167 | time_init (aTHX); |
2941 | SV **svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
|
|
2942 | |
3168 | |
2943 | if (!svp) croak ("Time::HiRes is required"); |
|
|
2944 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
|
|
2945 | |
|
|
2946 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
|
|
2947 | } |
|
|
2948 | |
|
|
2949 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
3169 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
2950 | } |
3170 | } |
2951 | |
3171 | |
2952 | SV * |
3172 | SV * |
2953 | new (char *klass, ...) |
3173 | new (SV *klass, ...) |
2954 | ALIAS: |
3174 | ALIAS: |
2955 | Coro::new = 1 |
3175 | Coro::new = 1 |
2956 | CODE: |
3176 | CODE: |
2957 | { |
3177 | RETVAL = coro_new (aTHX_ ix ? coro_stash : coro_state_stash, &ST (1), items - 1, ix); |
2958 | struct coro *coro; |
3178 | OUTPUT: |
2959 | MAGIC *mg; |
|
|
2960 | HV *hv; |
|
|
2961 | CV *cb; |
|
|
2962 | int i; |
|
|
2963 | |
|
|
2964 | if (items > 1) |
|
|
2965 | { |
|
|
2966 | cb = coro_sv_2cv (aTHX_ ST (1)); |
|
|
2967 | |
|
|
2968 | if (!ix) |
|
|
2969 | { |
|
|
2970 | if (CvISXSUB (cb)) |
|
|
2971 | croak ("Coro::State doesn't support XS functions as coroutine start, caught"); |
|
|
2972 | |
|
|
2973 | if (!CvROOT (cb)) |
|
|
2974 | croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught"); |
|
|
2975 | } |
|
|
2976 | } |
|
|
2977 | |
|
|
2978 | Newz (0, coro, 1, struct coro); |
|
|
2979 | coro->args = newAV (); |
|
|
2980 | coro->flags = CF_NEW; |
|
|
2981 | |
|
|
2982 | if (coro_first) coro_first->prev = coro; |
|
|
2983 | coro->next = coro_first; |
|
|
2984 | coro_first = coro; |
|
|
2985 | |
|
|
2986 | coro->hv = hv = newHV (); |
|
|
2987 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
|
|
2988 | mg->mg_flags |= MGf_DUP; |
|
|
2989 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
|
|
2990 | |
|
|
2991 | if (items > 1) |
|
|
2992 | { |
|
|
2993 | av_extend (coro->args, items - 1 + ix - 1); |
|
|
2994 | |
|
|
2995 | if (ix) |
|
|
2996 | { |
|
|
2997 | av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb)); |
|
|
2998 | cb = cv_coro_run; |
|
|
2999 | } |
|
|
3000 | |
|
|
3001 | coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb); |
|
|
3002 | |
|
|
3003 | for (i = 2; i < items; i++) |
|
|
3004 | av_push (coro->args, newSVsv (ST (i))); |
|
|
3005 | } |
|
|
3006 | } |
|
|
3007 | OUTPUT: |
|
|
3008 | RETVAL |
3179 | RETVAL |
3009 | |
3180 | |
3010 | void |
3181 | void |
3011 | transfer (...) |
3182 | transfer (...) |
3012 | PROTOTYPE: $$ |
3183 | PROTOTYPE: $$ |
… | |
… | |
3149 | RETVAL = boolSV (coro->flags & ix); |
3320 | RETVAL = boolSV (coro->flags & ix); |
3150 | OUTPUT: |
3321 | OUTPUT: |
3151 | RETVAL |
3322 | RETVAL |
3152 | |
3323 | |
3153 | void |
3324 | void |
3154 | throw (Coro::State self, SV *throw = &PL_sv_undef) |
3325 | throw (Coro::State self, SV *exception = &PL_sv_undef) |
3155 | PROTOTYPE: $;$ |
3326 | PROTOTYPE: $;$ |
3156 | CODE: |
3327 | CODE: |
3157 | { |
3328 | { |
3158 | struct coro *current = SvSTATE_current; |
3329 | struct coro *current = SvSTATE_current; |
3159 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
3330 | SV **exceptionp = self == current ? &CORO_THROW : &self->except; |
3160 | SvREFCNT_dec (*throwp); |
3331 | SvREFCNT_dec (*exceptionp); |
3161 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
3332 | SvGETMAGIC (exception); |
|
|
3333 | *exceptionp = SvOK (exception) ? newSVsv (exception) : 0; |
3162 | } |
3334 | } |
3163 | |
3335 | |
3164 | void |
3336 | void |
3165 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3337 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3166 | PROTOTYPE: $;$ |
3338 | PROTOTYPE: $;$ |
… | |
… | |
3223 | cancel (Coro::State self) |
3395 | cancel (Coro::State self) |
3224 | CODE: |
3396 | CODE: |
3225 | coro_state_destroy (aTHX_ self); |
3397 | coro_state_destroy (aTHX_ self); |
3226 | coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */ |
3398 | coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */ |
3227 | |
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 | |
3228 | |
3456 | |
3229 | MODULE = Coro::State PACKAGE = Coro |
3457 | MODULE = Coro::State PACKAGE = Coro |
3230 | |
3458 | |
3231 | BOOT: |
3459 | BOOT: |
3232 | { |
3460 | { |
… | |
… | |
3241 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
3469 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
3242 | |
3470 | |
3243 | 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); |
3244 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3472 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3245 | 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); |
3246 | 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 */ |
3247 | |
3475 | |
3248 | coro_stash = gv_stashpv ("Coro", TRUE); |
3476 | coro_stash = gv_stashpv ("Coro", TRUE); |
3249 | |
3477 | |
3250 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
3478 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3251 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); |
3479 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3252 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); |
3480 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
3253 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW)); |
3481 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (CORO_PRIO_LOW)); |
3254 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE)); |
3482 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (CORO_PRIO_IDLE)); |
3255 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN)); |
3483 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (CORO_PRIO_MIN)); |
3256 | |
3484 | |
3257 | { |
3485 | { |
3258 | SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE); |
3486 | SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE); |
3259 | |
3487 | |
3260 | coroapi.schedule = api_schedule; |
3488 | coroapi.schedule = api_schedule; |
… | |
… | |
3270 | sv_setiv (sv, (IV)&coroapi); |
3498 | sv_setiv (sv, (IV)&coroapi); |
3271 | SvREADONLY_on (sv); |
3499 | SvREADONLY_on (sv); |
3272 | } |
3500 | } |
3273 | } |
3501 | } |
3274 | |
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 | |
3275 | void |
3512 | void |
3276 | terminate (...) |
3513 | terminate (...) |
3277 | CODE: |
3514 | CODE: |
3278 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
3515 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
3279 | |
3516 | |
… | |
… | |
3312 | void |
3549 | void |
3313 | _set_readyhook (SV *hook) |
3550 | _set_readyhook (SV *hook) |
3314 | PROTOTYPE: $ |
3551 | PROTOTYPE: $ |
3315 | CODE: |
3552 | CODE: |
3316 | SvREFCNT_dec (coro_readyhook); |
3553 | SvREFCNT_dec (coro_readyhook); |
|
|
3554 | SvGETMAGIC (hook); |
|
|
3555 | if (SvOK (hook)) |
|
|
3556 | { |
3317 | 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 | } |
3318 | |
3565 | |
3319 | int |
3566 | int |
3320 | prio (Coro::State coro, int newprio = 0) |
3567 | prio (Coro::State coro, int newprio = 0) |
3321 | PROTOTYPE: $;$ |
3568 | PROTOTYPE: $;$ |
3322 | ALIAS: |
3569 | ALIAS: |
… | |
… | |
3328 | if (items > 1) |
3575 | if (items > 1) |
3329 | { |
3576 | { |
3330 | if (ix) |
3577 | if (ix) |
3331 | newprio = coro->prio - newprio; |
3578 | newprio = coro->prio - newprio; |
3332 | |
3579 | |
3333 | if (newprio < PRIO_MIN) newprio = PRIO_MIN; |
3580 | if (newprio < CORO_PRIO_MIN) newprio = CORO_PRIO_MIN; |
3334 | if (newprio > PRIO_MAX) newprio = PRIO_MAX; |
3581 | if (newprio > CORO_PRIO_MAX) newprio = CORO_PRIO_MAX; |
3335 | |
3582 | |
3336 | coro->prio = newprio; |
3583 | coro->prio = newprio; |
3337 | } |
3584 | } |
3338 | } |
3585 | } |
3339 | OUTPUT: |
3586 | OUTPUT: |
… | |
… | |
3386 | for (i = 1; i < items; ++i) |
3633 | for (i = 1; i < items; ++i) |
3387 | av_push (av, SvREFCNT_inc_NN (ST (i))); |
3634 | av_push (av, SvREFCNT_inc_NN (ST (i))); |
3388 | |
3635 | |
3389 | if ((SV *)hv == &PL_sv_undef) |
3636 | if ((SV *)hv == &PL_sv_undef) |
3390 | { |
3637 | { |
3391 | PUSHMARK (SP); |
3638 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
3392 | EXTEND (SP, 2); |
|
|
3393 | PUSHs (sv_Coro); |
|
|
3394 | PUSHs ((SV *)cv_pool_handler); |
|
|
3395 | PUTBACK; |
|
|
3396 | call_sv ((SV *)cv_coro_state_new, G_SCALAR); |
|
|
3397 | SPAGAIN; |
|
|
3398 | |
|
|
3399 | hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs)); |
3639 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
|
|
3640 | SvREFCNT_dec (sv); |
3400 | } |
3641 | } |
3401 | |
3642 | |
3402 | { |
3643 | { |
3403 | struct coro *coro = SvSTATE_hv (hv); |
3644 | struct coro *coro = SvSTATE_hv (hv); |
3404 | |
3645 | |
… | |
… | |
3438 | CODE: |
3679 | CODE: |
3439 | { |
3680 | { |
3440 | struct coro *coro = SvSTATE_current; |
3681 | struct coro *coro = SvSTATE_current; |
3441 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
3682 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
3442 | |
3683 | |
3443 | block = (SV *)coro_sv_2cv (aTHX_ block); |
3684 | block = s_get_cv_croak (block); |
3444 | |
3685 | |
3445 | if (!*avp) |
3686 | if (!*avp) |
3446 | *avp = newAV (); |
3687 | *avp = newAV (); |
3447 | |
3688 | |
3448 | av_push (*avp, SvREFCNT_inc (block)); |
3689 | av_push (*avp, SvREFCNT_inc (block)); |
… | |
… | |
3465 | MODULE = Coro::State PACKAGE = Coro::Semaphore |
3706 | MODULE = Coro::State PACKAGE = Coro::Semaphore |
3466 | |
3707 | |
3467 | SV * |
3708 | SV * |
3468 | new (SV *klass, SV *count = 0) |
3709 | new (SV *klass, SV *count = 0) |
3469 | 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 | |
3470 | RETVAL = sv_bless ( |
3722 | RETVAL = sv_bless ( |
3471 | coro_waitarray_new (aTHX_ count && SvOK (count) ? SvIV (count) : 1), |
3723 | coro_waitarray_new (aTHX_ semcnt), |
3472 | GvSTASH (CvGV (cv)) |
3724 | GvSTASH (CvGV (cv)) |
3473 | ); |
3725 | ); |
|
|
3726 | } |
3474 | OUTPUT: |
3727 | OUTPUT: |
3475 | RETVAL |
3728 | RETVAL |
3476 | |
3729 | |
3477 | # helper for Coro::Channel and others |
3730 | # helper for Coro::Channel and others |
3478 | SV * |
3731 | SV * |
… | |
… | |
3636 | |
3889 | |
3637 | void |
3890 | void |
3638 | _register (char *target, char *proto, SV *req) |
3891 | _register (char *target, char *proto, SV *req) |
3639 | CODE: |
3892 | CODE: |
3640 | { |
3893 | { |
3641 | CV *req_cv = coro_sv_2cv (aTHX_ req); |
3894 | SV *req_cv = s_get_cv_croak (req); |
3642 | /* newXSproto doesn't return the CV on 5.8 */ |
3895 | /* newXSproto doesn't return the CV on 5.8 */ |
3643 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3896 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3644 | sv_setpv ((SV *)slf_cv, proto); |
3897 | sv_setpv ((SV *)slf_cv, proto); |
3645 | 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); |
3646 | } |
3899 | } |
3647 | |
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 | |