1 | /* solaris */ |
1 | /* solaris */ |
2 | #define _POSIX_PTHREAD_SEMANTICS 1 |
2 | #define _POSIX_PTHREAD_SEMANTICS 1 |
3 | |
3 | |
4 | #if __linux |
4 | #if __linux && !defined(_GNU_SOURCE) |
5 | # define _GNU_SOURCE |
5 | # define _GNU_SOURCE |
6 | #endif |
6 | #endif |
7 | |
7 | |
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|
8 | /* just in case */ |
8 | #define _REENTRANT 1 |
9 | #define _REENTRANT 1 |
9 | |
10 | |
10 | #include <errno.h> |
11 | #include <errno.h> |
11 | |
12 | |
12 | #include "EXTERN.h" |
13 | #include "EXTERN.h" |
… | |
… | |
42 | # else |
43 | # else |
43 | # error sendfile support requested but not available |
44 | # error sendfile support requested but not available |
44 | # endif |
45 | # endif |
45 | #endif |
46 | #endif |
46 | |
47 | |
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48 | /* number of seconds after which idle threads exit */ |
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49 | #define IDLE_TIMEOUT 10 |
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50 | |
47 | /* used for struct dirent, AIX doesn't provide it */ |
51 | /* used for struct dirent, AIX doesn't provide it */ |
48 | #ifndef NAME_MAX |
52 | #ifndef NAME_MAX |
49 | # define NAME_MAX 4096 |
53 | # define NAME_MAX 4096 |
50 | #endif |
54 | #endif |
51 | |
55 | |
… | |
… | |
60 | # define STACKSIZE PTHREAD_STACK_MIN |
64 | # define STACKSIZE PTHREAD_STACK_MIN |
61 | #else |
65 | #else |
62 | # define STACKSIZE 16384 |
66 | # define STACKSIZE 16384 |
63 | #endif |
67 | #endif |
64 | |
68 | |
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69 | /* wether word reads are potentially non-atomic. |
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70 | * this is conservatice, likely most arches this runs |
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71 | * on have atomic word read/writes. |
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72 | */ |
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73 | #ifndef WORDACCESS_UNSAFE |
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74 | # if __i386 || __x86_64 |
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75 | # define WORDACCESS_UNSAFE 0 |
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76 | # else |
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77 | # define WORDACCESS_UNSAFE 1 |
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78 | # endif |
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79 | #endif |
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80 | |
65 | /* buffer size for various temporary buffers */ |
81 | /* buffer size for various temporary buffers */ |
66 | #define AIO_BUFSIZE 65536 |
82 | #define AIO_BUFSIZE 65536 |
67 | |
83 | |
68 | #define dBUF \ |
84 | #define dBUF \ |
69 | char *aio_buf; \ |
85 | char *aio_buf; \ |
70 | LOCK (wrklock); \ |
86 | LOCK (wrklock); \ |
71 | self->dbuf = aio_buf = malloc (AIO_BUFSIZE); \ |
87 | self->dbuf = aio_buf = malloc (AIO_BUFSIZE); \ |
72 | UNLOCK (wrklock); \ |
88 | UNLOCK (wrklock); \ |
73 | if (!aio_buf) \ |
89 | if (!aio_buf) \ |
74 | return -1; |
90 | return -1; |
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91 | |
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92 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
75 | |
93 | |
76 | enum { |
94 | enum { |
77 | REQ_QUIT, |
95 | REQ_QUIT, |
78 | REQ_OPEN, REQ_CLOSE, |
96 | REQ_OPEN, REQ_CLOSE, |
79 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
97 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
80 | REQ_SENDFILE, |
98 | REQ_SENDFILE, |
81 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, |
99 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, |
82 | REQ_FSYNC, REQ_FDATASYNC, |
100 | REQ_FSYNC, REQ_FDATASYNC, |
83 | REQ_UNLINK, REQ_RMDIR, REQ_RENAME, |
101 | REQ_UNLINK, REQ_RMDIR, REQ_RENAME, |
84 | REQ_READDIR, |
102 | REQ_MKNOD, REQ_READDIR, |
85 | REQ_LINK, REQ_SYMLINK, |
103 | REQ_LINK, REQ_SYMLINK, REQ_READLINK, |
86 | REQ_GROUP, REQ_NOP, |
104 | REQ_GROUP, REQ_NOP, |
87 | REQ_BUSY, |
105 | REQ_BUSY, |
88 | }; |
106 | }; |
89 | |
107 | |
90 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
108 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
… | |
… | |
92 | |
110 | |
93 | typedef struct aio_cb |
111 | typedef struct aio_cb |
94 | { |
112 | { |
95 | struct aio_cb *volatile next; |
113 | struct aio_cb *volatile next; |
96 | |
114 | |
97 | SV *data, *callback; |
115 | SV *callback, *fh; |
98 | SV *fh, *fh2; |
116 | SV *sv1, *sv2; |
99 | void *dataptr, *data2ptr; |
117 | void *ptr1, *ptr2; |
100 | Stat_t *statdata; |
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101 | off_t offset; |
118 | off_t offs; |
102 | size_t length; |
119 | size_t size; |
103 | ssize_t result; |
120 | ssize_t result; |
104 | |
121 | |
105 | STRLEN dataoffset; |
122 | STRLEN stroffset; |
106 | int type; |
123 | int type; |
107 | int fd, fd2; |
124 | int int1, int2; |
108 | int errorno; |
125 | int errorno; |
109 | mode_t mode; /* open */ |
126 | mode_t mode; /* open */ |
110 | |
127 | |
111 | unsigned char flags; |
128 | unsigned char flags; |
112 | unsigned char pri; |
129 | unsigned char pri; |
… | |
… | |
114 | SV *self; /* the perl counterpart of this request, if any */ |
131 | SV *self; /* the perl counterpart of this request, if any */ |
115 | struct aio_cb *grp, *grp_prev, *grp_next, *grp_first; |
132 | struct aio_cb *grp, *grp_prev, *grp_next, *grp_first; |
116 | } aio_cb; |
133 | } aio_cb; |
117 | |
134 | |
118 | enum { |
135 | enum { |
119 | FLAG_CANCELLED = 0x01, |
136 | FLAG_CANCELLED = 0x01, /* request was cancelled */ |
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137 | FLAG_SV1_RO_OFF = 0x40, /* data was set readonly */ |
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138 | FLAG_PTR2_FREE = 0x80, /* need to free(ptr2) */ |
120 | }; |
139 | }; |
121 | |
140 | |
122 | typedef aio_cb *aio_req; |
141 | typedef aio_cb *aio_req; |
123 | typedef aio_cb *aio_req_ornot; |
142 | typedef aio_cb *aio_req_ornot; |
124 | |
143 | |
… | |
… | |
129 | DEFAULT_PRI = 0, |
148 | DEFAULT_PRI = 0, |
130 | PRI_BIAS = -PRI_MIN, |
149 | PRI_BIAS = -PRI_MIN, |
131 | NUM_PRI = PRI_MAX + PRI_BIAS + 1, |
150 | NUM_PRI = PRI_MAX + PRI_BIAS + 1, |
132 | }; |
151 | }; |
133 | |
152 | |
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153 | #define AIO_TICKS ((1000000 + 1023) >> 10) |
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154 | |
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155 | static unsigned int max_poll_time = 0; |
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156 | static unsigned int max_poll_reqs = 0; |
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157 | |
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158 | /* calculcate time difference in ~1/AIO_TICKS of a second */ |
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159 | static int tvdiff (struct timeval *tv1, struct timeval *tv2) |
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160 | { |
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161 | return (tv2->tv_sec - tv1->tv_sec ) * AIO_TICKS |
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162 | + ((tv2->tv_usec - tv1->tv_usec) >> 10); |
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163 | } |
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164 | |
134 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
165 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
135 | |
166 | |
136 | static int started, wanted; |
167 | static unsigned int started, idle, wanted; |
137 | static volatile int nreqs; |
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138 | static int respipe [2]; |
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139 | |
168 | |
140 | #if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP) |
169 | #if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP) |
141 | # define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP |
170 | # define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP |
142 | #else |
171 | #else |
143 | # define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER |
172 | # define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER |
144 | #endif |
173 | #endif |
145 | |
174 | |
146 | #define LOCK(mutex) pthread_mutex_lock (&(mutex)) |
175 | #define LOCK(mutex) pthread_mutex_lock (&(mutex)) |
147 | #define UNLOCK(mutex) pthread_mutex_unlock (&(mutex)) |
176 | #define UNLOCK(mutex) pthread_mutex_unlock (&(mutex)) |
148 | |
177 | |
149 | /* worker threasd management */ |
178 | /* worker threads management */ |
150 | static pthread_mutex_t wrklock = AIO_MUTEX_INIT; |
179 | static pthread_mutex_t wrklock = AIO_MUTEX_INIT; |
151 | |
180 | |
152 | typedef struct worker { |
181 | typedef struct worker { |
153 | /* locked by wrklock */ |
182 | /* locked by wrklock */ |
154 | struct worker *prev, *next; |
183 | struct worker *prev, *next; |
… | |
… | |
184 | wrk->prev->next = wrk->next; |
213 | wrk->prev->next = wrk->next; |
185 | |
214 | |
186 | free (wrk); |
215 | free (wrk); |
187 | } |
216 | } |
188 | |
217 | |
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218 | static volatile unsigned int nreqs, nready, npending; |
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219 | static volatile unsigned int max_idle = 4; |
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220 | static volatile unsigned int max_outstanding = 0xffffffff; |
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221 | static int respipe [2]; |
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222 | |
189 | static pthread_mutex_t reslock = AIO_MUTEX_INIT; |
223 | static pthread_mutex_t reslock = AIO_MUTEX_INIT; |
190 | static pthread_mutex_t reqlock = AIO_MUTEX_INIT; |
224 | static pthread_mutex_t reqlock = AIO_MUTEX_INIT; |
191 | static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; |
225 | static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; |
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226 | |
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227 | #if WORDACCESS_UNSAFE |
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228 | |
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229 | static unsigned int get_nready () |
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230 | { |
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231 | unsigned int retval; |
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232 | |
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233 | LOCK (reqlock); |
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234 | retval = nready; |
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235 | UNLOCK (reqlock); |
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236 | |
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237 | return retval; |
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238 | } |
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239 | |
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240 | static unsigned int get_npending () |
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241 | { |
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242 | unsigned int retval; |
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243 | |
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244 | LOCK (reslock); |
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245 | retval = npending; |
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246 | UNLOCK (reslock); |
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247 | |
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248 | return retval; |
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249 | } |
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250 | |
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251 | static unsigned int get_nthreads () |
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252 | { |
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253 | unsigned int retval; |
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254 | |
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255 | LOCK (wrklock); |
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256 | retval = started; |
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257 | UNLOCK (wrklock); |
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258 | |
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259 | return retval; |
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260 | } |
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261 | |
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262 | #else |
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263 | |
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264 | # define get_nready() nready |
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265 | # define get_npending() npending |
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266 | # define get_nthreads() started |
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267 | |
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268 | #endif |
192 | |
269 | |
193 | /* |
270 | /* |
194 | * a somewhat faster data structure might be nice, but |
271 | * a somewhat faster data structure might be nice, but |
195 | * with 8 priorities this actually needs <20 insns |
272 | * with 8 priorities this actually needs <20 insns |
196 | * per shift, the most expensive operation. |
273 | * per shift, the most expensive operation. |
… | |
… | |
273 | return mg ? (aio_req)mg->mg_ptr : 0; |
350 | return mg ? (aio_req)mg->mg_ptr : 0; |
274 | } |
351 | } |
275 | |
352 | |
276 | static void aio_grp_feed (aio_req grp) |
353 | static void aio_grp_feed (aio_req grp) |
277 | { |
354 | { |
278 | while (grp->length < grp->fd2 && !(grp->flags & FLAG_CANCELLED)) |
355 | while (grp->size < grp->int2 && !(grp->flags & FLAG_CANCELLED)) |
279 | { |
356 | { |
280 | int old_len = grp->length; |
357 | int old_len = grp->size; |
281 | |
358 | |
282 | if (grp->fh2 && SvOK (grp->fh2)) |
359 | if (grp->sv2 && SvOK (grp->sv2)) |
283 | { |
360 | { |
284 | dSP; |
361 | dSP; |
285 | |
362 | |
286 | ENTER; |
363 | ENTER; |
287 | SAVETMPS; |
364 | SAVETMPS; |
288 | PUSHMARK (SP); |
365 | PUSHMARK (SP); |
289 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
366 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
290 | PUTBACK; |
367 | PUTBACK; |
291 | call_sv (grp->fh2, G_VOID | G_EVAL | G_KEEPERR); |
368 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
292 | SPAGAIN; |
369 | SPAGAIN; |
293 | FREETMPS; |
370 | FREETMPS; |
294 | LEAVE; |
371 | LEAVE; |
295 | } |
372 | } |
296 | |
373 | |
297 | /* stop if no progress has been made */ |
374 | /* stop if no progress has been made */ |
298 | if (old_len == grp->length) |
375 | if (old_len == grp->size) |
299 | { |
376 | { |
300 | SvREFCNT_dec (grp->fh2); |
377 | SvREFCNT_dec (grp->sv2); |
301 | grp->fh2 = 0; |
378 | grp->sv2 = 0; |
302 | break; |
379 | break; |
303 | } |
380 | } |
304 | } |
381 | } |
305 | } |
382 | } |
306 | |
383 | |
307 | static void aio_grp_dec (aio_req grp) |
384 | static void aio_grp_dec (aio_req grp) |
308 | { |
385 | { |
309 | --grp->length; |
386 | --grp->size; |
310 | |
387 | |
311 | /* call feeder, if applicable */ |
388 | /* call feeder, if applicable */ |
312 | aio_grp_feed (grp); |
389 | aio_grp_feed (grp); |
313 | |
390 | |
314 | /* finish, if done */ |
391 | /* finish, if done */ |
315 | if (!grp->length && grp->fd) |
392 | if (!grp->size && grp->int1) |
316 | { |
393 | { |
317 | req_invoke (grp); |
394 | req_invoke (grp); |
318 | req_free (grp); |
395 | req_free (grp); |
319 | } |
396 | } |
320 | } |
397 | } |
321 | |
398 | |
322 | static void poll_wait () |
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323 | { |
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324 | fd_set rfd; |
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325 | |
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326 | while (nreqs) |
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327 | { |
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328 | int size; |
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329 | #if !(__i386 || __x86_64) /* safe without sempahore on these archs */ |
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330 | LOCK (reslock); |
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331 | #endif |
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332 | size = res_queue.size; |
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333 | #if !(__i386 || __x86_64) /* safe without sempahore on these archs */ |
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334 | UNLOCK (reslock); |
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335 | #endif |
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336 | |
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337 | if (size) |
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338 | return; |
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339 | |
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340 | FD_ZERO(&rfd); |
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341 | FD_SET(respipe [0], &rfd); |
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342 | |
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343 | select (respipe [0] + 1, &rfd, 0, 0, 0); |
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344 | } |
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345 | } |
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346 | |
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347 | static void req_invoke (aio_req req) |
399 | static void req_invoke (aio_req req) |
348 | { |
400 | { |
349 | dSP; |
401 | dSP; |
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402 | |
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403 | if (req->flags & FLAG_SV1_RO_OFF) |
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404 | SvREADONLY_off (req->sv1); |
350 | |
405 | |
351 | if (!(req->flags & FLAG_CANCELLED) && SvOK (req->callback)) |
406 | if (!(req->flags & FLAG_CANCELLED) && SvOK (req->callback)) |
352 | { |
407 | { |
353 | errno = req->errorno; |
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354 | |
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355 | ENTER; |
408 | ENTER; |
356 | SAVETMPS; |
409 | SAVETMPS; |
357 | PUSHMARK (SP); |
410 | PUSHMARK (SP); |
358 | EXTEND (SP, 1); |
411 | EXTEND (SP, 1); |
359 | |
412 | |
… | |
… | |
364 | SV *rv = &PL_sv_undef; |
417 | SV *rv = &PL_sv_undef; |
365 | |
418 | |
366 | if (req->result >= 0) |
419 | if (req->result >= 0) |
367 | { |
420 | { |
368 | int i; |
421 | int i; |
369 | char *buf = req->data2ptr; |
422 | char *buf = req->ptr2; |
370 | AV *av = newAV (); |
423 | AV *av = newAV (); |
371 | |
424 | |
372 | av_extend (av, req->result - 1); |
425 | av_extend (av, req->result - 1); |
373 | |
426 | |
374 | for (i = 0; i < req->result; ++i) |
427 | for (i = 0; i < req->result; ++i) |
… | |
… | |
394 | PUSHs (sv_2mortal (newSViv (req->result))); |
447 | PUSHs (sv_2mortal (newSViv (req->result))); |
395 | PUTBACK; |
448 | PUTBACK; |
396 | call_pv ("IO::AIO::_fd2fh", G_SCALAR | G_EVAL); |
449 | call_pv ("IO::AIO::_fd2fh", G_SCALAR | G_EVAL); |
397 | SPAGAIN; |
450 | SPAGAIN; |
398 | |
451 | |
399 | fh = SvREFCNT_inc (POPs); |
452 | fh = POPs; |
400 | |
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401 | PUSHMARK (SP); |
453 | PUSHMARK (SP); |
402 | XPUSHs (sv_2mortal (fh)); |
454 | XPUSHs (fh); |
403 | } |
455 | } |
404 | break; |
456 | break; |
405 | |
457 | |
406 | case REQ_GROUP: |
458 | case REQ_GROUP: |
407 | req->fd = 2; /* mark group as finished */ |
459 | req->int1 = 2; /* mark group as finished */ |
408 | |
460 | |
409 | if (req->data) |
461 | if (req->sv1) |
410 | { |
462 | { |
411 | int i; |
463 | int i; |
412 | AV *av = (AV *)req->data; |
464 | AV *av = (AV *)req->sv1; |
413 | |
465 | |
414 | EXTEND (SP, AvFILL (av) + 1); |
466 | EXTEND (SP, AvFILL (av) + 1); |
415 | for (i = 0; i <= AvFILL (av); ++i) |
467 | for (i = 0; i <= AvFILL (av); ++i) |
416 | PUSHs (*av_fetch (av, i, 0)); |
468 | PUSHs (*av_fetch (av, i, 0)); |
417 | } |
469 | } |
… | |
… | |
419 | |
471 | |
420 | case REQ_NOP: |
472 | case REQ_NOP: |
421 | case REQ_BUSY: |
473 | case REQ_BUSY: |
422 | break; |
474 | break; |
423 | |
475 | |
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476 | case REQ_READLINK: |
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477 | if (req->result > 0) |
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478 | { |
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479 | SvCUR_set (req->sv1, req->result); |
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480 | *SvEND (req->sv1) = 0; |
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481 | PUSHs (req->sv1); |
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482 | } |
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483 | break; |
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484 | |
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485 | case REQ_STAT: |
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486 | case REQ_LSTAT: |
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487 | case REQ_FSTAT: |
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488 | PL_laststype = req->type == REQ_LSTAT ? OP_LSTAT : OP_STAT; |
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489 | PL_laststatval = req->result; |
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490 | PL_statcache = *(Stat_t *)(req->ptr2); |
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491 | PUSHs (sv_2mortal (newSViv (req->result))); |
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492 | break; |
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493 | |
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494 | case REQ_READ: |
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495 | SvCUR_set (req->sv1, req->stroffset + (req->result > 0 ? req->result : 0)); |
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496 | *SvEND (req->sv1) = 0; |
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497 | PUSHs (sv_2mortal (newSViv (req->result))); |
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498 | break; |
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499 | |
424 | default: |
500 | default: |
425 | PUSHs (sv_2mortal (newSViv (req->result))); |
501 | PUSHs (sv_2mortal (newSViv (req->result))); |
426 | break; |
502 | break; |
427 | } |
503 | } |
428 | |
504 | |
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|
505 | errno = req->errorno; |
429 | |
506 | |
430 | PUTBACK; |
507 | PUTBACK; |
431 | call_sv (req->callback, G_VOID | G_EVAL); |
508 | call_sv (req->callback, G_VOID | G_EVAL); |
432 | SPAGAIN; |
509 | SPAGAIN; |
433 | |
510 | |
… | |
… | |
462 | { |
539 | { |
463 | sv_unmagic (req->self, PERL_MAGIC_ext); |
540 | sv_unmagic (req->self, PERL_MAGIC_ext); |
464 | SvREFCNT_dec (req->self); |
541 | SvREFCNT_dec (req->self); |
465 | } |
542 | } |
466 | |
543 | |
467 | SvREFCNT_dec (req->data); |
|
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468 | SvREFCNT_dec (req->fh); |
544 | SvREFCNT_dec (req->fh); |
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545 | SvREFCNT_dec (req->sv1); |
469 | SvREFCNT_dec (req->fh2); |
546 | SvREFCNT_dec (req->sv2); |
470 | SvREFCNT_dec (req->callback); |
547 | SvREFCNT_dec (req->callback); |
471 | Safefree (req->statdata); |
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|
472 | |
548 | |
473 | if (req->type == REQ_READDIR) |
549 | if (req->flags & FLAG_PTR2_FREE) |
474 | free (req->data2ptr); |
550 | free (req->ptr2); |
475 | |
551 | |
476 | Safefree (req); |
552 | Safefree (req); |
477 | } |
553 | } |
478 | |
554 | |
479 | static void req_cancel_subs (aio_req grp) |
555 | static void req_cancel_subs (aio_req grp) |
… | |
… | |
481 | aio_req sub; |
557 | aio_req sub; |
482 | |
558 | |
483 | if (grp->type != REQ_GROUP) |
559 | if (grp->type != REQ_GROUP) |
484 | return; |
560 | return; |
485 | |
561 | |
486 | SvREFCNT_dec (grp->fh2); |
562 | SvREFCNT_dec (grp->sv2); |
487 | grp->fh2 = 0; |
563 | grp->sv2 = 0; |
488 | |
564 | |
489 | for (sub = grp->grp_first; sub; sub = sub->grp_next) |
565 | for (sub = grp->grp_first; sub; sub = sub->grp_next) |
490 | req_cancel (sub); |
566 | req_cancel (sub); |
491 | } |
567 | } |
492 | |
568 | |
493 | static void req_cancel (aio_req req) |
569 | static void req_cancel (aio_req req) |
494 | { |
570 | { |
495 | req->flags |= FLAG_CANCELLED; |
571 | req->flags |= FLAG_CANCELLED; |
496 | |
572 | |
497 | req_cancel_subs (req); |
573 | req_cancel_subs (req); |
498 | } |
|
|
499 | |
|
|
500 | static int poll_cb () |
|
|
501 | { |
|
|
502 | dSP; |
|
|
503 | int count = 0; |
|
|
504 | int do_croak = 0; |
|
|
505 | aio_req req; |
|
|
506 | |
|
|
507 | for (;;) |
|
|
508 | { |
|
|
509 | LOCK (reslock); |
|
|
510 | req = reqq_shift (&res_queue); |
|
|
511 | |
|
|
512 | if (req) |
|
|
513 | { |
|
|
514 | if (!res_queue.size) |
|
|
515 | { |
|
|
516 | /* read any signals sent by the worker threads */ |
|
|
517 | char buf [32]; |
|
|
518 | while (read (respipe [0], buf, 32) == 32) |
|
|
519 | ; |
|
|
520 | } |
|
|
521 | } |
|
|
522 | |
|
|
523 | UNLOCK (reslock); |
|
|
524 | |
|
|
525 | if (!req) |
|
|
526 | break; |
|
|
527 | |
|
|
528 | --nreqs; |
|
|
529 | |
|
|
530 | if (req->type == REQ_QUIT) |
|
|
531 | started--; |
|
|
532 | else if (req->type == REQ_GROUP && req->length) |
|
|
533 | { |
|
|
534 | req->fd = 1; /* mark request as delayed */ |
|
|
535 | continue; |
|
|
536 | } |
|
|
537 | else |
|
|
538 | { |
|
|
539 | if (req->type == REQ_READ) |
|
|
540 | SvCUR_set (req->data, req->dataoffset + (req->result > 0 ? req->result : 0)); |
|
|
541 | |
|
|
542 | if (req->data2ptr && (req->type == REQ_READ || req->type == REQ_WRITE)) |
|
|
543 | SvREADONLY_off (req->data); |
|
|
544 | |
|
|
545 | if (req->statdata) |
|
|
546 | { |
|
|
547 | PL_laststype = req->type == REQ_LSTAT ? OP_LSTAT : OP_STAT; |
|
|
548 | PL_laststatval = req->result; |
|
|
549 | PL_statcache = *(req->statdata); |
|
|
550 | } |
|
|
551 | |
|
|
552 | req_invoke (req); |
|
|
553 | |
|
|
554 | count++; |
|
|
555 | } |
|
|
556 | |
|
|
557 | req_free (req); |
|
|
558 | } |
|
|
559 | |
|
|
560 | return count; |
|
|
561 | } |
574 | } |
562 | |
575 | |
563 | static void *aio_proc(void *arg); |
576 | static void *aio_proc(void *arg); |
564 | |
577 | |
565 | static void start_thread (void) |
578 | static void start_thread (void) |
… | |
… | |
573 | croak ("unable to allocate worker thread data"); |
586 | croak ("unable to allocate worker thread data"); |
574 | |
587 | |
575 | pthread_attr_init (&attr); |
588 | pthread_attr_init (&attr); |
576 | pthread_attr_setstacksize (&attr, STACKSIZE); |
589 | pthread_attr_setstacksize (&attr, STACKSIZE); |
577 | pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED); |
590 | pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED); |
|
|
591 | #ifdef PTHREAD_SCOPE_PROCESS |
|
|
592 | pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS); |
|
|
593 | #endif |
578 | |
594 | |
579 | sigfillset (&fullsigset); |
595 | sigfillset (&fullsigset); |
580 | |
596 | |
581 | LOCK (wrklock); |
597 | LOCK (wrklock); |
582 | sigprocmask (SIG_SETMASK, &fullsigset, &oldsigset); |
598 | sigprocmask (SIG_SETMASK, &fullsigset, &oldsigset); |
… | |
… | |
585 | { |
601 | { |
586 | wrk->prev = &wrk_first; |
602 | wrk->prev = &wrk_first; |
587 | wrk->next = wrk_first.next; |
603 | wrk->next = wrk_first.next; |
588 | wrk_first.next->prev = wrk; |
604 | wrk_first.next->prev = wrk; |
589 | wrk_first.next = wrk; |
605 | wrk_first.next = wrk; |
590 | started++; |
606 | ++started; |
591 | } |
607 | } |
592 | else |
608 | else |
593 | free (wrk); |
609 | free (wrk); |
594 | |
610 | |
595 | sigprocmask (SIG_SETMASK, &oldsigset, 0); |
611 | sigprocmask (SIG_SETMASK, &oldsigset, 0); |
596 | UNLOCK (wrklock); |
612 | UNLOCK (wrklock); |
597 | } |
613 | } |
598 | |
614 | |
|
|
615 | static void maybe_start_thread () |
|
|
616 | { |
|
|
617 | if (get_nthreads () >= wanted) |
|
|
618 | return; |
|
|
619 | |
|
|
620 | /* todo: maybe use idle here, but might be less exact */ |
|
|
621 | if (0 <= (int)get_nthreads () + (int)get_npending () - (int)nreqs) |
|
|
622 | return; |
|
|
623 | |
|
|
624 | start_thread (); |
|
|
625 | } |
|
|
626 | |
599 | static void req_send (aio_req req) |
627 | static void req_send (aio_req req) |
600 | { |
628 | { |
601 | while (started < wanted && nreqs >= started) |
|
|
602 | start_thread (); |
|
|
603 | |
|
|
604 | ++nreqs; |
629 | ++nreqs; |
|
|
630 | |
|
|
631 | LOCK (reqlock); |
|
|
632 | ++nready; |
|
|
633 | reqq_push (&req_queue, req); |
|
|
634 | pthread_cond_signal (&reqwait); |
|
|
635 | UNLOCK (reqlock); |
|
|
636 | |
|
|
637 | maybe_start_thread (); |
|
|
638 | } |
|
|
639 | |
|
|
640 | static void end_thread (void) |
|
|
641 | { |
|
|
642 | aio_req req; |
|
|
643 | |
|
|
644 | Newz (0, req, 1, aio_cb); |
|
|
645 | |
|
|
646 | req->type = REQ_QUIT; |
|
|
647 | req->pri = PRI_MAX + PRI_BIAS; |
605 | |
648 | |
606 | LOCK (reqlock); |
649 | LOCK (reqlock); |
607 | reqq_push (&req_queue, req); |
650 | reqq_push (&req_queue, req); |
608 | pthread_cond_signal (&reqwait); |
651 | pthread_cond_signal (&reqwait); |
609 | UNLOCK (reqlock); |
652 | UNLOCK (reqlock); |
610 | } |
|
|
611 | |
653 | |
612 | static void end_thread (void) |
654 | LOCK (wrklock); |
613 | { |
655 | --started; |
614 | aio_req req; |
656 | UNLOCK (wrklock); |
|
|
657 | } |
615 | |
658 | |
616 | Newz (0, req, 1, aio_cb); |
659 | static void set_max_idle (int nthreads) |
617 | |
660 | { |
618 | req->type = REQ_QUIT; |
661 | if (WORDACCESS_UNSAFE) LOCK (reqlock); |
619 | req->pri = PRI_MAX + PRI_BIAS; |
662 | max_idle = nthreads <= 0 ? 1 : nthreads; |
620 | |
663 | if (WORDACCESS_UNSAFE) UNLOCK (reqlock); |
621 | req_send (req); |
|
|
622 | } |
664 | } |
623 | |
665 | |
624 | static void min_parallel (int nthreads) |
666 | static void min_parallel (int nthreads) |
625 | { |
667 | { |
626 | if (wanted < nthreads) |
668 | if (wanted < nthreads) |
627 | wanted = nthreads; |
669 | wanted = nthreads; |
628 | } |
670 | } |
629 | |
671 | |
630 | static void max_parallel (int nthreads) |
672 | static void max_parallel (int nthreads) |
631 | { |
673 | { |
632 | int cur = started; |
|
|
633 | |
|
|
634 | if (wanted > nthreads) |
674 | if (wanted > nthreads) |
635 | wanted = nthreads; |
675 | wanted = nthreads; |
636 | |
676 | |
637 | while (cur > wanted) |
677 | while (started > wanted) |
|
|
678 | end_thread (); |
|
|
679 | } |
|
|
680 | |
|
|
681 | static void poll_wait () |
|
|
682 | { |
|
|
683 | fd_set rfd; |
|
|
684 | |
|
|
685 | while (nreqs) |
638 | { |
686 | { |
|
|
687 | int size; |
|
|
688 | if (WORDACCESS_UNSAFE) LOCK (reslock); |
|
|
689 | size = res_queue.size; |
|
|
690 | if (WORDACCESS_UNSAFE) UNLOCK (reslock); |
|
|
691 | |
|
|
692 | if (size) |
|
|
693 | return; |
|
|
694 | |
639 | end_thread (); |
695 | maybe_start_thread (); |
640 | cur--; |
696 | |
|
|
697 | FD_ZERO(&rfd); |
|
|
698 | FD_SET(respipe [0], &rfd); |
|
|
699 | |
|
|
700 | select (respipe [0] + 1, &rfd, 0, 0, 0); |
641 | } |
701 | } |
|
|
702 | } |
642 | |
703 | |
643 | while (started > wanted) |
704 | static int poll_cb () |
|
|
705 | { |
|
|
706 | dSP; |
|
|
707 | int count = 0; |
|
|
708 | int maxreqs = max_poll_reqs; |
|
|
709 | int do_croak = 0; |
|
|
710 | struct timeval tv_start, tv_now; |
|
|
711 | aio_req req; |
|
|
712 | |
|
|
713 | if (max_poll_time) |
|
|
714 | gettimeofday (&tv_start, 0); |
|
|
715 | |
|
|
716 | for (;;) |
644 | { |
717 | { |
|
|
718 | for (;;) |
|
|
719 | { |
|
|
720 | maybe_start_thread (); |
|
|
721 | |
|
|
722 | LOCK (reslock); |
|
|
723 | req = reqq_shift (&res_queue); |
|
|
724 | |
|
|
725 | if (req) |
|
|
726 | { |
|
|
727 | --npending; |
|
|
728 | |
|
|
729 | if (!res_queue.size) |
|
|
730 | { |
|
|
731 | /* read any signals sent by the worker threads */ |
|
|
732 | char buf [32]; |
|
|
733 | while (read (respipe [0], buf, 32) == 32) |
|
|
734 | ; |
|
|
735 | } |
|
|
736 | } |
|
|
737 | |
|
|
738 | UNLOCK (reslock); |
|
|
739 | |
|
|
740 | if (!req) |
|
|
741 | break; |
|
|
742 | |
|
|
743 | --nreqs; |
|
|
744 | |
|
|
745 | if (req->type == REQ_GROUP && req->size) |
|
|
746 | { |
|
|
747 | req->int1 = 1; /* mark request as delayed */ |
|
|
748 | continue; |
|
|
749 | } |
|
|
750 | else |
|
|
751 | { |
|
|
752 | req_invoke (req); |
|
|
753 | |
|
|
754 | count++; |
|
|
755 | } |
|
|
756 | |
|
|
757 | req_free (req); |
|
|
758 | |
|
|
759 | if (maxreqs && !--maxreqs) |
|
|
760 | break; |
|
|
761 | |
|
|
762 | if (max_poll_time) |
|
|
763 | { |
|
|
764 | gettimeofday (&tv_now, 0); |
|
|
765 | |
|
|
766 | if (tvdiff (&tv_start, &tv_now) >= max_poll_time) |
|
|
767 | break; |
|
|
768 | } |
|
|
769 | } |
|
|
770 | |
|
|
771 | if (nreqs <= max_outstanding) |
|
|
772 | break; |
|
|
773 | |
645 | poll_wait (); |
774 | poll_wait (); |
646 | poll_cb (); |
775 | |
|
|
776 | ++maxreqs; |
647 | } |
777 | } |
|
|
778 | |
|
|
779 | return count; |
648 | } |
780 | } |
649 | |
781 | |
650 | static void create_pipe () |
782 | static void create_pipe () |
651 | { |
783 | { |
652 | if (pipe (respipe)) |
784 | if (pipe (respipe)) |
… | |
… | |
779 | { |
911 | { |
780 | off_t sbytes; |
912 | off_t sbytes; |
781 | res = sendfile (ifd, ofd, offset, count, 0, &sbytes, 0); |
913 | res = sendfile (ifd, ofd, offset, count, 0, &sbytes, 0); |
782 | |
914 | |
783 | if (res < 0 && sbytes) |
915 | if (res < 0 && sbytes) |
784 | /* maybe only on EAGAIN only: as usual, the manpage leaves you guessing */ |
916 | /* maybe only on EAGAIN: as usual, the manpage leaves you guessing */ |
785 | res = sbytes; |
917 | res = sbytes; |
786 | } |
918 | } |
787 | |
919 | |
788 | # elif __hpux |
920 | # elif __hpux |
789 | res = sendfile (ofd, ifd, offset, count, 0, 0); |
921 | res = sendfile (ofd, ifd, offset, count, 0, 0); |
… | |
… | |
867 | int memofs = 0; |
999 | int memofs = 0; |
868 | int res = 0; |
1000 | int res = 0; |
869 | int errorno; |
1001 | int errorno; |
870 | |
1002 | |
871 | LOCK (wrklock); |
1003 | LOCK (wrklock); |
872 | self->dirp = dirp = opendir (req->dataptr); |
1004 | self->dirp = dirp = opendir (req->ptr1); |
873 | self->dbuf = u = malloc (sizeof (*u)); |
1005 | self->dbuf = u = malloc (sizeof (*u)); |
|
|
1006 | req->flags |= FLAG_PTR2_FREE; |
|
|
1007 | req->ptr2 = names = malloc (memlen); |
874 | UNLOCK (wrklock); |
1008 | UNLOCK (wrklock); |
875 | |
|
|
876 | req->data2ptr = names = malloc (memlen); |
|
|
877 | |
1009 | |
878 | if (dirp && u && names) |
1010 | if (dirp && u && names) |
879 | for (;;) |
1011 | for (;;) |
880 | { |
1012 | { |
881 | errno = 0; |
1013 | errno = 0; |
… | |
… | |
894 | |
1026 | |
895 | while (memofs + len > memlen) |
1027 | while (memofs + len > memlen) |
896 | { |
1028 | { |
897 | memlen *= 2; |
1029 | memlen *= 2; |
898 | LOCK (wrklock); |
1030 | LOCK (wrklock); |
899 | req->data2ptr = names = realloc (names, memlen); |
1031 | req->ptr2 = names = realloc (names, memlen); |
900 | UNLOCK (wrklock); |
1032 | UNLOCK (wrklock); |
901 | |
1033 | |
902 | if (!names) |
1034 | if (!names) |
903 | break; |
1035 | break; |
904 | } |
1036 | } |
… | |
… | |
917 | /*****************************************************************************/ |
1049 | /*****************************************************************************/ |
918 | |
1050 | |
919 | static void *aio_proc (void *thr_arg) |
1051 | static void *aio_proc (void *thr_arg) |
920 | { |
1052 | { |
921 | aio_req req; |
1053 | aio_req req; |
922 | int type; |
1054 | struct timespec ts; |
923 | worker *self = (worker *)thr_arg; |
1055 | worker *self = (worker *)thr_arg; |
924 | |
1056 | |
925 | do |
1057 | /* try to distribute timeouts somewhat evenly */ |
|
|
1058 | ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL) |
|
|
1059 | * (1000000000UL / 1024UL); |
|
|
1060 | |
|
|
1061 | for (;;) |
926 | { |
1062 | { |
|
|
1063 | ts.tv_sec = time (0) + IDLE_TIMEOUT; |
|
|
1064 | |
927 | LOCK (reqlock); |
1065 | LOCK (reqlock); |
928 | |
1066 | |
929 | for (;;) |
1067 | for (;;) |
930 | { |
1068 | { |
931 | self->req = req = reqq_shift (&req_queue); |
1069 | self->req = req = reqq_shift (&req_queue); |
932 | |
1070 | |
933 | if (req) |
1071 | if (req) |
934 | break; |
1072 | break; |
935 | |
1073 | |
|
|
1074 | ++idle; |
|
|
1075 | |
|
|
1076 | if (pthread_cond_timedwait (&reqwait, &reqlock, &ts) |
|
|
1077 | == ETIMEDOUT) |
|
|
1078 | { |
|
|
1079 | if (idle > max_idle) |
|
|
1080 | { |
|
|
1081 | --idle; |
|
|
1082 | UNLOCK (reqlock); |
|
|
1083 | LOCK (wrklock); |
|
|
1084 | --started; |
|
|
1085 | UNLOCK (wrklock); |
|
|
1086 | goto quit; |
|
|
1087 | } |
|
|
1088 | |
|
|
1089 | /* we are allowed to idle, so do so without any timeout */ |
936 | pthread_cond_wait (&reqwait, &reqlock); |
1090 | pthread_cond_wait (&reqwait, &reqlock); |
|
|
1091 | ts.tv_sec = time (0) + IDLE_TIMEOUT; |
|
|
1092 | } |
|
|
1093 | |
|
|
1094 | --idle; |
937 | } |
1095 | } |
|
|
1096 | |
|
|
1097 | --nready; |
938 | |
1098 | |
939 | UNLOCK (reqlock); |
1099 | UNLOCK (reqlock); |
940 | |
1100 | |
941 | errno = 0; /* strictly unnecessary */ |
1101 | errno = 0; /* strictly unnecessary */ |
942 | type = req->type; /* remember type for QUIT check */ |
|
|
943 | |
1102 | |
944 | if (!(req->flags & FLAG_CANCELLED)) |
1103 | if (!(req->flags & FLAG_CANCELLED)) |
945 | switch (type) |
1104 | switch (req->type) |
946 | { |
1105 | { |
947 | case REQ_READ: req->result = pread (req->fd, req->dataptr, req->length, req->offset); break; |
1106 | case REQ_READ: req->result = pread (req->int1, req->ptr1, req->size, req->offs); break; |
948 | case REQ_WRITE: req->result = pwrite (req->fd, req->dataptr, req->length, req->offset); break; |
1107 | case REQ_WRITE: req->result = pwrite (req->int1, req->ptr1, req->size, req->offs); break; |
949 | |
1108 | |
950 | case REQ_READAHEAD: req->result = readahead (req->fd, req->offset, req->length); break; |
1109 | case REQ_READAHEAD: req->result = readahead (req->int1, req->offs, req->size); break; |
951 | case REQ_SENDFILE: req->result = sendfile_ (req->fd, req->fd2, req->offset, req->length, self); break; |
1110 | case REQ_SENDFILE: req->result = sendfile_ (req->int1, req->int2, req->offs, req->size, self); break; |
952 | |
1111 | |
953 | case REQ_STAT: req->result = stat (req->dataptr, req->statdata); break; |
1112 | case REQ_STAT: req->result = stat (req->ptr1, (Stat_t *)req->ptr2); break; |
954 | case REQ_LSTAT: req->result = lstat (req->dataptr, req->statdata); break; |
1113 | case REQ_LSTAT: req->result = lstat (req->ptr1, (Stat_t *)req->ptr2); break; |
955 | case REQ_FSTAT: req->result = fstat (req->fd , req->statdata); break; |
1114 | case REQ_FSTAT: req->result = fstat (req->int1, (Stat_t *)req->ptr2); break; |
956 | |
1115 | |
957 | case REQ_OPEN: req->result = open (req->dataptr, req->fd, req->mode); break; |
1116 | case REQ_OPEN: req->result = open (req->ptr1, req->int1, req->mode); break; |
958 | case REQ_CLOSE: req->result = close (req->fd); break; |
1117 | case REQ_CLOSE: req->result = close (req->int1); break; |
959 | case REQ_UNLINK: req->result = unlink (req->dataptr); break; |
1118 | case REQ_UNLINK: req->result = unlink (req->ptr1); break; |
960 | case REQ_RMDIR: req->result = rmdir (req->dataptr); break; |
1119 | case REQ_RMDIR: req->result = rmdir (req->ptr1); break; |
961 | case REQ_RENAME: req->result = rename (req->data2ptr, req->dataptr); break; |
1120 | case REQ_RENAME: req->result = rename (req->ptr2, req->ptr1); break; |
962 | case REQ_LINK: req->result = link (req->data2ptr, req->dataptr); break; |
1121 | case REQ_LINK: req->result = link (req->ptr2, req->ptr1); break; |
963 | case REQ_SYMLINK: req->result = symlink (req->data2ptr, req->dataptr); break; |
1122 | case REQ_SYMLINK: req->result = symlink (req->ptr2, req->ptr1); break; |
|
|
1123 | case REQ_MKNOD: req->result = mknod (req->ptr2, req->mode, (dev_t)req->offs); break; |
|
|
1124 | case REQ_READLINK: req->result = readlink (req->ptr2, req->ptr1, NAME_MAX); break; |
964 | |
1125 | |
965 | case REQ_FDATASYNC: req->result = fdatasync (req->fd); break; |
1126 | case REQ_FDATASYNC: req->result = fdatasync (req->int1); break; |
966 | case REQ_FSYNC: req->result = fsync (req->fd); break; |
1127 | case REQ_FSYNC: req->result = fsync (req->int1); break; |
967 | case REQ_READDIR: scandir_ (req, self); break; |
1128 | case REQ_READDIR: scandir_ (req, self); break; |
968 | |
1129 | |
969 | case REQ_BUSY: |
1130 | case REQ_BUSY: |
970 | { |
1131 | { |
971 | struct timeval tv; |
1132 | struct timeval tv; |
972 | |
1133 | |
973 | tv.tv_sec = req->fd; |
1134 | tv.tv_sec = req->int1; |
974 | tv.tv_usec = req->fd2; |
1135 | tv.tv_usec = req->int2; |
975 | |
1136 | |
976 | req->result = select (0, 0, 0, 0, &tv); |
1137 | req->result = select (0, 0, 0, 0, &tv); |
977 | } |
1138 | } |
978 | |
1139 | |
979 | case REQ_GROUP: |
1140 | case REQ_GROUP: |
980 | case REQ_NOP: |
1141 | case REQ_NOP: |
|
|
1142 | break; |
|
|
1143 | |
981 | case REQ_QUIT: |
1144 | case REQ_QUIT: |
982 | break; |
1145 | goto quit; |
983 | |
1146 | |
984 | default: |
1147 | default: |
985 | req->result = ENOSYS; |
1148 | req->result = ENOSYS; |
986 | break; |
1149 | break; |
987 | } |
1150 | } |
988 | |
1151 | |
989 | req->errorno = errno; |
1152 | req->errorno = errno; |
990 | |
1153 | |
991 | LOCK (reslock); |
1154 | LOCK (reslock); |
992 | |
1155 | |
|
|
1156 | ++npending; |
|
|
1157 | |
993 | if (!reqq_push (&res_queue, req)) |
1158 | if (!reqq_push (&res_queue, req)) |
994 | /* write a dummy byte to the pipe so fh becomes ready */ |
1159 | /* write a dummy byte to the pipe so fh becomes ready */ |
995 | write (respipe [1], &respipe, 1); |
1160 | write (respipe [1], &respipe, 1); |
996 | |
1161 | |
997 | self->req = 0; |
1162 | self->req = 0; |
998 | worker_clear (self); |
1163 | worker_clear (self); |
999 | |
1164 | |
1000 | UNLOCK (reslock); |
1165 | UNLOCK (reslock); |
1001 | } |
1166 | } |
1002 | while (type != REQ_QUIT); |
|
|
1003 | |
1167 | |
|
|
1168 | quit: |
1004 | LOCK (wrklock); |
1169 | LOCK (wrklock); |
1005 | worker_free (self); |
1170 | worker_free (self); |
1006 | UNLOCK (wrklock); |
1171 | UNLOCK (wrklock); |
1007 | |
1172 | |
1008 | return 0; |
1173 | return 0; |
… | |
… | |
1055 | |
1220 | |
1056 | worker_clear (wrk); |
1221 | worker_clear (wrk); |
1057 | worker_free (wrk); |
1222 | worker_free (wrk); |
1058 | } |
1223 | } |
1059 | |
1224 | |
1060 | started = 0; |
1225 | started = 0; |
|
|
1226 | idle = 0; |
1061 | nreqs = 0; |
1227 | nreqs = 0; |
|
|
1228 | nready = 0; |
|
|
1229 | npending = 0; |
1062 | |
1230 | |
1063 | close (respipe [0]); |
1231 | close (respipe [0]); |
1064 | close (respipe [1]); |
1232 | close (respipe [1]); |
1065 | create_pipe (); |
1233 | create_pipe (); |
1066 | |
1234 | |
… | |
… | |
1093 | PROTOTYPES: ENABLE |
1261 | PROTOTYPES: ENABLE |
1094 | |
1262 | |
1095 | BOOT: |
1263 | BOOT: |
1096 | { |
1264 | { |
1097 | HV *stash = gv_stashpv ("IO::AIO", 1); |
1265 | HV *stash = gv_stashpv ("IO::AIO", 1); |
|
|
1266 | |
1098 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
1267 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
1099 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
1268 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
1100 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
1269 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
|
|
1270 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
|
|
1271 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
|
|
1272 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
1101 | |
1273 | |
1102 | create_pipe (); |
1274 | create_pipe (); |
1103 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
1275 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
1104 | } |
1276 | } |
1105 | |
1277 | |
1106 | void |
1278 | void |
1107 | min_parallel (nthreads) |
1279 | max_poll_reqs (int nreqs) |
1108 | int nthreads |
|
|
1109 | PROTOTYPE: $ |
1280 | PROTOTYPE: $ |
|
|
1281 | CODE: |
|
|
1282 | max_poll_reqs = nreqs; |
1110 | |
1283 | |
1111 | void |
1284 | void |
1112 | max_parallel (nthreads) |
1285 | max_poll_time (double nseconds) |
1113 | int nthreads |
|
|
1114 | PROTOTYPE: $ |
1286 | PROTOTYPE: $ |
|
|
1287 | CODE: |
|
|
1288 | max_poll_time = nseconds * AIO_TICKS; |
|
|
1289 | |
|
|
1290 | void |
|
|
1291 | min_parallel (int nthreads) |
|
|
1292 | PROTOTYPE: $ |
|
|
1293 | |
|
|
1294 | void |
|
|
1295 | max_parallel (int nthreads) |
|
|
1296 | PROTOTYPE: $ |
|
|
1297 | |
|
|
1298 | void |
|
|
1299 | max_idle (int nthreads) |
|
|
1300 | PROTOTYPE: $ |
|
|
1301 | CODE: |
|
|
1302 | set_max_idle (nthreads); |
|
|
1303 | |
|
|
1304 | int |
|
|
1305 | max_outstanding (int maxreqs) |
|
|
1306 | PROTOTYPE: $ |
|
|
1307 | CODE: |
|
|
1308 | RETVAL = max_outstanding; |
|
|
1309 | max_outstanding = maxreqs; |
|
|
1310 | OUTPUT: |
|
|
1311 | RETVAL |
1115 | |
1312 | |
1116 | void |
1313 | void |
1117 | aio_open (pathname,flags,mode,callback=&PL_sv_undef) |
1314 | aio_open (pathname,flags,mode,callback=&PL_sv_undef) |
1118 | SV * pathname |
1315 | SV8 * pathname |
1119 | int flags |
1316 | int flags |
1120 | int mode |
1317 | int mode |
1121 | SV * callback |
1318 | SV * callback |
1122 | PROTOTYPE: $$$;$ |
1319 | PROTOTYPE: $$$;$ |
1123 | PPCODE: |
1320 | PPCODE: |
1124 | { |
1321 | { |
1125 | dREQ; |
1322 | dREQ; |
1126 | |
1323 | |
1127 | req->type = REQ_OPEN; |
1324 | req->type = REQ_OPEN; |
1128 | req->data = newSVsv (pathname); |
1325 | req->sv1 = newSVsv (pathname); |
1129 | req->dataptr = SvPVbyte_nolen (req->data); |
1326 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1130 | req->fd = flags; |
1327 | req->int1 = flags; |
1131 | req->mode = mode; |
1328 | req->mode = mode; |
1132 | |
1329 | |
1133 | REQ_SEND; |
1330 | REQ_SEND; |
1134 | } |
1331 | } |
1135 | |
1332 | |
… | |
… | |
1145 | PPCODE: |
1342 | PPCODE: |
1146 | { |
1343 | { |
1147 | dREQ; |
1344 | dREQ; |
1148 | |
1345 | |
1149 | req->type = ix; |
1346 | req->type = ix; |
1150 | req->fh = newSVsv (fh); |
1347 | req->fh = newSVsv (fh); |
1151 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1348 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1152 | |
1349 | |
1153 | REQ_SEND (req); |
1350 | REQ_SEND (req); |
1154 | } |
1351 | } |
1155 | |
1352 | |
1156 | void |
1353 | void |
1157 | aio_read (fh,offset,length,data,dataoffset,callback=&PL_sv_undef) |
1354 | aio_read (fh,offset,length,data,dataoffset,callback=&PL_sv_undef) |
1158 | SV * fh |
1355 | SV * fh |
1159 | UV offset |
1356 | UV offset |
1160 | UV length |
1357 | UV length |
1161 | SV * data |
1358 | SV8 * data |
1162 | UV dataoffset |
1359 | UV dataoffset |
1163 | SV * callback |
1360 | SV * callback |
1164 | ALIAS: |
1361 | ALIAS: |
1165 | aio_read = REQ_READ |
1362 | aio_read = REQ_READ |
1166 | aio_write = REQ_WRITE |
1363 | aio_write = REQ_WRITE |
1167 | PROTOTYPE: $$$$$;$ |
1364 | PROTOTYPE: $$$$$;$ |
1168 | PPCODE: |
1365 | PPCODE: |
1169 | { |
1366 | { |
1170 | aio_req req; |
|
|
1171 | STRLEN svlen; |
1367 | STRLEN svlen; |
1172 | char *svptr = SvPVbyte (data, svlen); |
1368 | char *svptr = SvPVbyte (data, svlen); |
1173 | |
1369 | |
1174 | SvUPGRADE (data, SVt_PV); |
1370 | SvUPGRADE (data, SVt_PV); |
1175 | SvPOK_on (data); |
1371 | SvPOK_on (data); |
… | |
… | |
1197 | |
1393 | |
1198 | { |
1394 | { |
1199 | dREQ; |
1395 | dREQ; |
1200 | |
1396 | |
1201 | req->type = ix; |
1397 | req->type = ix; |
1202 | req->fh = newSVsv (fh); |
1398 | req->fh = newSVsv (fh); |
1203 | req->fd = PerlIO_fileno (ix == REQ_READ ? IoIFP (sv_2io (fh)) |
1399 | req->int1 = PerlIO_fileno (ix == REQ_READ ? IoIFP (sv_2io (fh)) |
1204 | : IoOFP (sv_2io (fh))); |
1400 | : IoOFP (sv_2io (fh))); |
1205 | req->offset = offset; |
1401 | req->offs = offset; |
1206 | req->length = length; |
1402 | req->size = length; |
1207 | req->data = SvREFCNT_inc (data); |
1403 | req->sv1 = SvREFCNT_inc (data); |
1208 | req->dataptr = (char *)svptr + dataoffset; |
1404 | req->ptr1 = (char *)svptr + dataoffset; |
|
|
1405 | req->stroffset = dataoffset; |
1209 | |
1406 | |
1210 | if (!SvREADONLY (data)) |
1407 | if (!SvREADONLY (data)) |
1211 | { |
1408 | { |
1212 | SvREADONLY_on (data); |
1409 | SvREADONLY_on (data); |
1213 | req->data2ptr = (void *)data; |
1410 | req->flags |= FLAG_SV1_RO_OFF; |
1214 | } |
1411 | } |
1215 | |
1412 | |
1216 | REQ_SEND; |
1413 | REQ_SEND; |
1217 | } |
1414 | } |
|
|
1415 | } |
|
|
1416 | |
|
|
1417 | void |
|
|
1418 | aio_readlink (path,callback=&PL_sv_undef) |
|
|
1419 | SV8 * path |
|
|
1420 | SV * callback |
|
|
1421 | PROTOTYPE: $$;$ |
|
|
1422 | PPCODE: |
|
|
1423 | { |
|
|
1424 | SV *data; |
|
|
1425 | dREQ; |
|
|
1426 | |
|
|
1427 | data = newSV (NAME_MAX); |
|
|
1428 | SvPOK_on (data); |
|
|
1429 | |
|
|
1430 | req->type = REQ_READLINK; |
|
|
1431 | req->fh = newSVsv (path); |
|
|
1432 | req->ptr2 = SvPVbyte_nolen (req->fh); |
|
|
1433 | req->sv1 = data; |
|
|
1434 | req->ptr1 = SvPVbyte_nolen (data); |
|
|
1435 | |
|
|
1436 | REQ_SEND; |
1218 | } |
1437 | } |
1219 | |
1438 | |
1220 | void |
1439 | void |
1221 | aio_sendfile (out_fh,in_fh,in_offset,length,callback=&PL_sv_undef) |
1440 | aio_sendfile (out_fh,in_fh,in_offset,length,callback=&PL_sv_undef) |
1222 | SV * out_fh |
1441 | SV * out_fh |
… | |
… | |
1228 | PPCODE: |
1447 | PPCODE: |
1229 | { |
1448 | { |
1230 | dREQ; |
1449 | dREQ; |
1231 | |
1450 | |
1232 | req->type = REQ_SENDFILE; |
1451 | req->type = REQ_SENDFILE; |
1233 | req->fh = newSVsv (out_fh); |
1452 | req->fh = newSVsv (out_fh); |
1234 | req->fd = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
1453 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
1235 | req->fh2 = newSVsv (in_fh); |
1454 | req->sv2 = newSVsv (in_fh); |
1236 | req->fd2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
1455 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
1237 | req->offset = in_offset; |
1456 | req->offs = in_offset; |
1238 | req->length = length; |
1457 | req->size = length; |
1239 | |
1458 | |
1240 | REQ_SEND; |
1459 | REQ_SEND; |
1241 | } |
1460 | } |
1242 | |
1461 | |
1243 | void |
1462 | void |
… | |
… | |
1250 | PPCODE: |
1469 | PPCODE: |
1251 | { |
1470 | { |
1252 | dREQ; |
1471 | dREQ; |
1253 | |
1472 | |
1254 | req->type = REQ_READAHEAD; |
1473 | req->type = REQ_READAHEAD; |
1255 | req->fh = newSVsv (fh); |
1474 | req->fh = newSVsv (fh); |
1256 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1475 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1257 | req->offset = offset; |
1476 | req->offs = offset; |
1258 | req->length = length; |
1477 | req->size = length; |
1259 | |
1478 | |
1260 | REQ_SEND; |
1479 | REQ_SEND; |
1261 | } |
1480 | } |
1262 | |
1481 | |
1263 | void |
1482 | void |
1264 | aio_stat (fh_or_path,callback=&PL_sv_undef) |
1483 | aio_stat (fh_or_path,callback=&PL_sv_undef) |
1265 | SV * fh_or_path |
1484 | SV8 * fh_or_path |
1266 | SV * callback |
1485 | SV * callback |
1267 | ALIAS: |
1486 | ALIAS: |
1268 | aio_stat = REQ_STAT |
1487 | aio_stat = REQ_STAT |
1269 | aio_lstat = REQ_LSTAT |
1488 | aio_lstat = REQ_LSTAT |
1270 | PPCODE: |
1489 | PPCODE: |
1271 | { |
1490 | { |
1272 | dREQ; |
1491 | dREQ; |
1273 | |
1492 | |
1274 | New (0, req->statdata, 1, Stat_t); |
1493 | req->ptr2 = malloc (sizeof (Stat_t)); |
1275 | if (!req->statdata) |
1494 | if (!req->ptr2) |
1276 | { |
1495 | { |
1277 | req_free (req); |
1496 | req_free (req); |
1278 | croak ("out of memory during aio_req->statdata allocation"); |
1497 | croak ("out of memory during aio_stat statdata allocation"); |
1279 | } |
1498 | } |
|
|
1499 | |
|
|
1500 | req->flags |= FLAG_PTR2_FREE; |
1280 | |
1501 | |
1281 | if (SvPOK (fh_or_path)) |
1502 | if (SvPOK (fh_or_path)) |
1282 | { |
1503 | { |
1283 | req->type = ix; |
1504 | req->type = ix; |
1284 | req->data = newSVsv (fh_or_path); |
1505 | req->sv1 = newSVsv (fh_or_path); |
1285 | req->dataptr = SvPVbyte_nolen (req->data); |
1506 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1286 | } |
1507 | } |
1287 | else |
1508 | else |
1288 | { |
1509 | { |
1289 | req->type = REQ_FSTAT; |
1510 | req->type = REQ_FSTAT; |
1290 | req->fh = newSVsv (fh_or_path); |
1511 | req->fh = newSVsv (fh_or_path); |
1291 | req->fd = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1512 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1292 | } |
1513 | } |
1293 | |
1514 | |
1294 | REQ_SEND; |
1515 | REQ_SEND; |
1295 | } |
1516 | } |
1296 | |
1517 | |
1297 | void |
1518 | void |
1298 | aio_unlink (pathname,callback=&PL_sv_undef) |
1519 | aio_unlink (pathname,callback=&PL_sv_undef) |
1299 | SV * pathname |
1520 | SV8 * pathname |
1300 | SV * callback |
1521 | SV * callback |
1301 | ALIAS: |
1522 | ALIAS: |
1302 | aio_unlink = REQ_UNLINK |
1523 | aio_unlink = REQ_UNLINK |
1303 | aio_rmdir = REQ_RMDIR |
1524 | aio_rmdir = REQ_RMDIR |
1304 | aio_readdir = REQ_READDIR |
1525 | aio_readdir = REQ_READDIR |
1305 | PPCODE: |
1526 | PPCODE: |
1306 | { |
1527 | { |
1307 | dREQ; |
1528 | dREQ; |
1308 | |
1529 | |
1309 | req->type = ix; |
1530 | req->type = ix; |
1310 | req->data = newSVsv (pathname); |
1531 | req->sv1 = newSVsv (pathname); |
1311 | req->dataptr = SvPVbyte_nolen (req->data); |
1532 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1312 | |
1533 | |
1313 | REQ_SEND; |
1534 | REQ_SEND; |
1314 | } |
1535 | } |
1315 | |
1536 | |
1316 | void |
1537 | void |
1317 | aio_link (oldpath,newpath,callback=&PL_sv_undef) |
1538 | aio_link (oldpath,newpath,callback=&PL_sv_undef) |
1318 | SV * oldpath |
1539 | SV8 * oldpath |
1319 | SV * newpath |
1540 | SV8 * newpath |
1320 | SV * callback |
1541 | SV * callback |
1321 | ALIAS: |
1542 | ALIAS: |
1322 | aio_link = REQ_LINK |
1543 | aio_link = REQ_LINK |
1323 | aio_symlink = REQ_SYMLINK |
1544 | aio_symlink = REQ_SYMLINK |
1324 | aio_rename = REQ_RENAME |
1545 | aio_rename = REQ_RENAME |
1325 | PPCODE: |
1546 | PPCODE: |
1326 | { |
1547 | { |
1327 | dREQ; |
1548 | dREQ; |
1328 | |
1549 | |
1329 | req->type = ix; |
1550 | req->type = ix; |
1330 | req->fh = newSVsv (oldpath); |
1551 | req->fh = newSVsv (oldpath); |
1331 | req->data2ptr = SvPVbyte_nolen (req->fh); |
1552 | req->ptr2 = SvPVbyte_nolen (req->fh); |
1332 | req->data = newSVsv (newpath); |
1553 | req->sv1 = newSVsv (newpath); |
1333 | req->dataptr = SvPVbyte_nolen (req->data); |
1554 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1334 | |
1555 | |
1335 | REQ_SEND; |
1556 | REQ_SEND; |
1336 | } |
1557 | } |
1337 | |
1558 | |
1338 | void |
1559 | void |
|
|
1560 | aio_mknod (pathname,mode,dev,callback=&PL_sv_undef) |
|
|
1561 | SV8 * pathname |
|
|
1562 | SV * callback |
|
|
1563 | UV mode |
|
|
1564 | UV dev |
|
|
1565 | PPCODE: |
|
|
1566 | { |
|
|
1567 | dREQ; |
|
|
1568 | |
|
|
1569 | req->type = REQ_MKNOD; |
|
|
1570 | req->sv1 = newSVsv (pathname); |
|
|
1571 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1572 | req->mode = (mode_t)mode; |
|
|
1573 | req->offs = dev; |
|
|
1574 | |
|
|
1575 | REQ_SEND; |
|
|
1576 | } |
|
|
1577 | |
|
|
1578 | void |
1339 | aio_busy (delay,callback=&PL_sv_undef) |
1579 | aio_busy (delay,callback=&PL_sv_undef) |
1340 | double delay |
1580 | double delay |
1341 | SV * callback |
1581 | SV * callback |
1342 | PPCODE: |
1582 | PPCODE: |
1343 | { |
1583 | { |
1344 | dREQ; |
1584 | dREQ; |
1345 | |
1585 | |
1346 | req->type = REQ_BUSY; |
1586 | req->type = REQ_BUSY; |
1347 | req->fd = delay < 0. ? 0 : delay; |
1587 | req->int1 = delay < 0. ? 0 : delay; |
1348 | req->fd2 = delay < 0. ? 0 : 1000. * (delay - req->fd); |
1588 | req->int2 = delay < 0. ? 0 : 1000. * (delay - req->int1); |
1349 | |
1589 | |
1350 | REQ_SEND; |
1590 | REQ_SEND; |
1351 | } |
1591 | } |
1352 | |
1592 | |
1353 | void |
1593 | void |
… | |
… | |
1357 | PPCODE: |
1597 | PPCODE: |
1358 | { |
1598 | { |
1359 | dREQ; |
1599 | dREQ; |
1360 | |
1600 | |
1361 | req->type = REQ_GROUP; |
1601 | req->type = REQ_GROUP; |
|
|
1602 | |
1362 | req_send (req); |
1603 | req_send (req); |
1363 | |
|
|
1364 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1604 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1365 | } |
1605 | } |
1366 | |
1606 | |
1367 | void |
1607 | void |
1368 | aio_nop (callback=&PL_sv_undef) |
1608 | aio_nop (callback=&PL_sv_undef) |
1369 | SV * callback |
1609 | SV * callback |
1370 | PPCODE: |
1610 | PPCODE: |
1371 | { |
1611 | { |
1372 | dREQ; |
1612 | dREQ; |
1373 | |
1613 | |
1374 | req->type = REQ_NOP; |
1614 | req->type = REQ_NOP; |
1375 | |
1615 | |
1376 | REQ_SEND; |
1616 | REQ_SEND; |
1377 | } |
1617 | } |
1378 | |
1618 | |
1379 | void |
1619 | int |
1380 | aioreq_pri (int pri = DEFAULT_PRI) |
1620 | aioreq_pri (int pri = 0) |
1381 | CODE: |
1621 | PROTOTYPE: ;$ |
|
|
1622 | CODE: |
|
|
1623 | RETVAL = next_pri - PRI_BIAS; |
|
|
1624 | if (items > 0) |
|
|
1625 | { |
1382 | if (pri < PRI_MIN) pri = PRI_MIN; |
1626 | if (pri < PRI_MIN) pri = PRI_MIN; |
1383 | if (pri > PRI_MAX) pri = PRI_MAX; |
1627 | if (pri > PRI_MAX) pri = PRI_MAX; |
1384 | next_pri = pri + PRI_BIAS; |
1628 | next_pri = pri + PRI_BIAS; |
|
|
1629 | } |
|
|
1630 | OUTPUT: |
|
|
1631 | RETVAL |
1385 | |
1632 | |
1386 | void |
1633 | void |
1387 | aioreq_nice (int nice = 0) |
1634 | aioreq_nice (int nice = 0) |
1388 | CODE: |
1635 | CODE: |
1389 | nice = next_pri - nice; |
1636 | nice = next_pri - nice; |
1390 | if (nice < PRI_MIN) nice = PRI_MIN; |
1637 | if (nice < PRI_MIN) nice = PRI_MIN; |
1391 | if (nice > PRI_MAX) nice = PRI_MAX; |
1638 | if (nice > PRI_MAX) nice = PRI_MAX; |
1392 | next_pri = nice + PRI_BIAS; |
1639 | next_pri = nice + PRI_BIAS; |
1393 | |
1640 | |
1394 | void |
1641 | void |
1395 | flush () |
1642 | flush () |
1396 | PROTOTYPE: |
1643 | PROTOTYPE: |
1397 | CODE: |
1644 | CODE: |
… | |
… | |
1399 | { |
1646 | { |
1400 | poll_wait (); |
1647 | poll_wait (); |
1401 | poll_cb (); |
1648 | poll_cb (); |
1402 | } |
1649 | } |
1403 | |
1650 | |
1404 | void |
1651 | int |
1405 | poll() |
1652 | poll() |
1406 | PROTOTYPE: |
1653 | PROTOTYPE: |
1407 | CODE: |
1654 | CODE: |
1408 | if (nreqs) |
|
|
1409 | { |
|
|
1410 | poll_wait (); |
1655 | poll_wait (); |
1411 | poll_cb (); |
1656 | RETVAL = poll_cb (); |
1412 | } |
1657 | OUTPUT: |
|
|
1658 | RETVAL |
1413 | |
1659 | |
1414 | int |
1660 | int |
1415 | poll_fileno() |
1661 | poll_fileno() |
1416 | PROTOTYPE: |
1662 | PROTOTYPE: |
1417 | CODE: |
1663 | CODE: |
… | |
… | |
1429 | |
1675 | |
1430 | void |
1676 | void |
1431 | poll_wait() |
1677 | poll_wait() |
1432 | PROTOTYPE: |
1678 | PROTOTYPE: |
1433 | CODE: |
1679 | CODE: |
1434 | if (nreqs) |
|
|
1435 | poll_wait (); |
1680 | poll_wait (); |
1436 | |
1681 | |
1437 | int |
1682 | int |
1438 | nreqs() |
1683 | nreqs() |
1439 | PROTOTYPE: |
1684 | PROTOTYPE: |
1440 | CODE: |
1685 | CODE: |
1441 | RETVAL = nreqs; |
1686 | RETVAL = nreqs; |
1442 | OUTPUT: |
1687 | OUTPUT: |
1443 | RETVAL |
1688 | RETVAL |
1444 | |
1689 | |
|
|
1690 | int |
|
|
1691 | nready() |
|
|
1692 | PROTOTYPE: |
|
|
1693 | CODE: |
|
|
1694 | RETVAL = get_nready (); |
|
|
1695 | OUTPUT: |
|
|
1696 | RETVAL |
|
|
1697 | |
|
|
1698 | int |
|
|
1699 | npending() |
|
|
1700 | PROTOTYPE: |
|
|
1701 | CODE: |
|
|
1702 | RETVAL = get_npending (); |
|
|
1703 | OUTPUT: |
|
|
1704 | RETVAL |
|
|
1705 | |
|
|
1706 | int |
|
|
1707 | nthreads() |
|
|
1708 | PROTOTYPE: |
|
|
1709 | CODE: |
|
|
1710 | if (WORDACCESS_UNSAFE) LOCK (wrklock); |
|
|
1711 | RETVAL = started; |
|
|
1712 | if (WORDACCESS_UNSAFE) UNLOCK (wrklock); |
|
|
1713 | OUTPUT: |
|
|
1714 | RETVAL |
|
|
1715 | |
1445 | PROTOTYPES: DISABLE |
1716 | PROTOTYPES: DISABLE |
1446 | |
1717 | |
1447 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1718 | MODULE = IO::AIO PACKAGE = IO::AIO::REQ |
1448 | |
1719 | |
1449 | void |
1720 | void |
… | |
… | |
1464 | PPCODE: |
1735 | PPCODE: |
1465 | { |
1736 | { |
1466 | int i; |
1737 | int i; |
1467 | aio_req req; |
1738 | aio_req req; |
1468 | |
1739 | |
1469 | if (grp->fd == 2) |
1740 | if (grp->int1 == 2) |
1470 | croak ("cannot add requests to IO::AIO::GRP after the group finished"); |
1741 | croak ("cannot add requests to IO::AIO::GRP after the group finished"); |
1471 | |
1742 | |
1472 | for (i = 1; i < items; ++i ) |
1743 | for (i = 1; i < items; ++i ) |
1473 | { |
1744 | { |
1474 | if (GIMME_V != G_VOID) |
1745 | if (GIMME_V != G_VOID) |
… | |
… | |
1476 | |
1747 | |
1477 | req = SvAIO_REQ (ST (i)); |
1748 | req = SvAIO_REQ (ST (i)); |
1478 | |
1749 | |
1479 | if (req) |
1750 | if (req) |
1480 | { |
1751 | { |
1481 | ++grp->length; |
1752 | ++grp->size; |
1482 | req->grp = grp; |
1753 | req->grp = grp; |
1483 | |
1754 | |
1484 | req->grp_prev = 0; |
1755 | req->grp_prev = 0; |
1485 | req->grp_next = grp->grp_first; |
1756 | req->grp_next = grp->grp_first; |
1486 | |
1757 | |
… | |
… | |
1500 | void |
1771 | void |
1501 | result (aio_req grp, ...) |
1772 | result (aio_req grp, ...) |
1502 | CODE: |
1773 | CODE: |
1503 | { |
1774 | { |
1504 | int i; |
1775 | int i; |
|
|
1776 | AV *av; |
|
|
1777 | |
|
|
1778 | grp->errorno = errno; |
|
|
1779 | |
1505 | AV *av = newAV (); |
1780 | av = newAV (); |
1506 | |
1781 | |
1507 | for (i = 1; i < items; ++i ) |
1782 | for (i = 1; i < items; ++i ) |
1508 | av_push (av, newSVsv (ST (i))); |
1783 | av_push (av, newSVsv (ST (i))); |
1509 | |
1784 | |
1510 | SvREFCNT_dec (grp->data); |
1785 | SvREFCNT_dec (grp->sv1); |
1511 | grp->data = (SV *)av; |
1786 | grp->sv1 = (SV *)av; |
1512 | } |
1787 | } |
|
|
1788 | |
|
|
1789 | void |
|
|
1790 | errno (aio_req grp, int errorno = errno) |
|
|
1791 | CODE: |
|
|
1792 | grp->errorno = errorno; |
1513 | |
1793 | |
1514 | void |
1794 | void |
1515 | limit (aio_req grp, int limit) |
1795 | limit (aio_req grp, int limit) |
1516 | CODE: |
1796 | CODE: |
1517 | grp->fd2 = limit; |
1797 | grp->int2 = limit; |
1518 | aio_grp_feed (grp); |
1798 | aio_grp_feed (grp); |
1519 | |
1799 | |
1520 | void |
1800 | void |
1521 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1801 | feed (aio_req grp, SV *callback=&PL_sv_undef) |
1522 | CODE: |
1802 | CODE: |
1523 | { |
1803 | { |
1524 | SvREFCNT_dec (grp->fh2); |
1804 | SvREFCNT_dec (grp->sv2); |
1525 | grp->fh2 = newSVsv (callback); |
1805 | grp->sv2 = newSVsv (callback); |
1526 | |
1806 | |
1527 | if (grp->fd2 <= 0) |
1807 | if (grp->int2 <= 0) |
1528 | grp->fd2 = 2; |
1808 | grp->int2 = 2; |
1529 | |
1809 | |
1530 | aio_grp_feed (grp); |
1810 | aio_grp_feed (grp); |
1531 | } |
1811 | } |
1532 | |
1812 | |