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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.189 by root, Mon Jul 18 01:27:03 2011 UTC vs.
Revision 1.199 by root, Thu Sep 29 09:47:13 2011 UTC

102 102
103typedef SV SV8; /* byte-sv, used for argument-checking */ 103typedef SV SV8; /* byte-sv, used for argument-checking */
104typedef int aio_rfd; /* read file desriptor */ 104typedef int aio_rfd; /* read file desriptor */
105typedef int aio_wfd; /* write file descriptor */ 105typedef int aio_wfd; /* write file descriptor */
106 106
107static HV *aio_stash, *aio_req_stash, *aio_grp_stash; 107static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
108 108
109#define EIO_REQ_MEMBERS \ 109#define EIO_REQ_MEMBERS \
110 SV *callback; \ 110 SV *callback; \
111 SV *sv1, *sv2; \ 111 SV *sv1, *sv2; \
112 SV *sv3, *sv4; \
112 STRLEN stroffset; \ 113 STRLEN stroffset; \
113 SV *self; 114 SV *self;
114 115
115#define EIO_NO_WRAPPERS 1 116#define EIO_NO_WRAPPERS 1
116 117
329 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 330 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
330}; 331};
331 332
332typedef eio_req *aio_req; 333typedef eio_req *aio_req;
333typedef eio_req *aio_req_ornot; 334typedef eio_req *aio_req_ornot;
335typedef eio_wd aio_wd;
334 336
335static SV *on_next_submit; 337static SV *on_next_submit;
336static int next_pri = EIO_PRI_DEFAULT; 338static int next_pri = EIO_PRI_DEFAULT;
337static int max_outstanding; 339static int max_outstanding;
338 340
363 } 365 }
364 366
365 return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); 367 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
366} 368}
367 369
370static SV *
371newSVaio_wd (aio_wd wd)
372{
373 return sv_bless (newRV_noinc (newSViv ((long)wd)), aio_wd_stash);
374}
375
368static aio_req SvAIO_REQ (SV *sv) 376static aio_req SvAIO_REQ (SV *sv)
369{ 377{
370 MAGIC *mg; 378 MAGIC *mg;
371 379
372 if (!SvROK (sv) 380 if (!SvROK (sv)
376 croak ("object of class IO::AIO::REQ expected"); 384 croak ("object of class IO::AIO::REQ expected");
377 385
378 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 386 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
379 387
380 return mg ? (aio_req)mg->mg_ptr : 0; 388 return mg ? (aio_req)mg->mg_ptr : 0;
389}
390
391static aio_wd SvAIO_WD (SV *sv)
392{
393 if (!SvROK (sv)
394 || SvSTASH (SvRV (sv)) != aio_wd_stash
395 || SvTYPE (SvRV (sv)) != SVt_PVMG)
396 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
397
398 return (aio_wd)(long)SvIVX (SvRV (sv));
381} 399}
382 400
383static void aio_grp_feed (aio_req grp) 401static void aio_grp_feed (aio_req grp)
384{ 402{
385 if (grp->sv2 && SvOK (grp->sv2)) 403 if (grp->sv2 && SvOK (grp->sv2))
444 SvREADONLY_on (sv_result); 462 SvREADONLY_on (sv_result);
445 } 463 }
446 464
447 switch (req->type) 465 switch (req->type)
448 { 466 {
467 case EIO_WD_OPEN:
468 PUSHs (sv_2mortal (newSVaio_wd (req->wd)));
469 break;
470
449 case EIO_READDIR: 471 case EIO_READDIR:
450 { 472 {
451 SV *rv = &PL_sv_undef; 473 SV *rv = &PL_sv_undef;
452 474
453 if (req->result >= 0) 475 if (req->result >= 0)
595 break; 617 break;
596 618
597 case EIO_STAT: 619 case EIO_STAT:
598 case EIO_LSTAT: 620 case EIO_LSTAT:
599 case EIO_FSTAT: 621 case EIO_FSTAT:
600 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 622 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
623
601 PL_laststatval = req->result; 624 if (!(PL_laststatval = req->result))
602 /* if compilation fails here then perl's Stat_t is not struct _stati64 */ 625 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
603 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 626 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
627
604 PUSHs (sv_result); 628 PUSHs (sv_result);
605 break; 629 break;
606 630
607 case EIO_READ: 631 case EIO_READ:
608 { 632 {
652 SvREFCNT_dec (req->self); 676 SvREFCNT_dec (req->self);
653 } 677 }
654 678
655 SvREFCNT_dec (req->sv1); 679 SvREFCNT_dec (req->sv1);
656 SvREFCNT_dec (req->sv2); 680 SvREFCNT_dec (req->sv2);
681 SvREFCNT_dec (req->sv3);
682 SvREFCNT_dec (req->sv4);
657 SvREFCNT_dec (req->callback); 683 SvREFCNT_dec (req->callback);
658 684
659 Safefree (req); 685 Safefree (req);
660} 686}
661 687
710 poll_wait (); 736 poll_wait ();
711 } 737 }
712} 738}
713 739
714static void ecb_cold 740static void ecb_cold
715atfork_child (void) 741reinit (void)
716{ 742{
717 create_respipe (); 743 create_respipe ();
718 744
719 if (eio_init (want_poll, done_poll) < 0) 745 if (eio_init (want_poll, done_poll) < 0)
720 croak ("IO::AIO: unable to initialise eio library"); 746 croak ("IO::AIO: unable to initialise eio library");
790 req_submit (req); \ 816 req_submit (req); \
791 SPAGAIN; \ 817 SPAGAIN; \
792 \ 818 \
793 if (GIMME_V != G_VOID) \ 819 if (GIMME_V != G_VOID) \
794 XPUSHs (req_sv (req, aio_req_stash)); 820 XPUSHs (req_sv (req, aio_req_stash));
821
822static void
823req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
824{
825 if (expect_false (SvROK (path)))
826 {
827 AV *av = (AV *)SvRV (path);
828 SV *wdob;
829
830 if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1)
831 croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
832
833 path = AvARRAY (av)[1];
834 wdob = AvARRAY (av)[0];
835
836 if (SvOK (wdob))
837 {
838 *wd = SvAIO_WD (wdob);
839 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
840 }
841 else
842 *wd = EIO_INVALID_WD;
843 }
844
845 *pathsv = newSVsv (path);
846 *ptr = SvPVbyte_nolen (*pathsv);
847}
848
849static void
850req_set_path1 (aio_req req, SV *path)
851{
852 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
853}
854
855static void
856req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
857{
858 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
859
860 switch (SvTYPE (rv))
861 {
862 case SVt_PVIO:
863 case SVt_PVLV:
864 case SVt_PVGV:
865 req->type = type_fh;
866 req->sv1 = newSVsv (fh_or_path);
867 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
868 break;
869
870 default:
871 req->type = type_path;
872 req_set_path1 (req, fh_or_path);
873 break;
874 }
875
876}
795 877
796MODULE = IO::AIO PACKAGE = IO::AIO 878MODULE = IO::AIO PACKAGE = IO::AIO
797 879
798PROTOTYPES: ENABLE 880PROTOTYPES: ENABLE
799 881
917 }; 999 };
918 1000
919 aio_stash = gv_stashpv ("IO::AIO" , 1); 1001 aio_stash = gv_stashpv ("IO::AIO" , 1);
920 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 1002 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
921 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); 1003 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
1004 aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
922 1005
923 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1006 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
924 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); 1007 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
925 1008
926 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1009 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
927 1010
928 X_THREAD_ATFORK (0, 0, atfork_child); 1011 reinit ();
929 atfork_child (); /* calls create_respipe and eio_init */
930} 1012}
1013
1014void
1015reinit ()
1016 PROTOTYPE:
931 1017
932void 1018void
933max_poll_reqs (unsigned int nreqs) 1019max_poll_reqs (unsigned int nreqs)
934 PROTOTYPE: $ 1020 PROTOTYPE: $
935 CODE: 1021 CODE:
970 PROTOTYPE: $ 1056 PROTOTYPE: $
971 CODE: 1057 CODE:
972 max_outstanding = maxreqs; 1058 max_outstanding = maxreqs;
973 1059
974void 1060void
1061aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
1062 PPCODE:
1063{
1064 dREQ;
1065
1066 req->type = EIO_WD_OPEN;
1067 req_set_path1 (req, pathname);
1068
1069 REQ_SEND;
1070}
1071
1072void
975aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1073aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
976 PPCODE: 1074 PPCODE:
977{ 1075{
978 dREQ; 1076 dREQ;
979 1077
980 req->type = EIO_OPEN; 1078 req->type = EIO_OPEN;
981 req->sv1 = newSVsv (pathname); 1079 req_set_path1 (req, pathname);
982 req->ptr1 = SvPVbyte_nolen (req->sv1);
983 req->int1 = flags; 1080 req->int1 = flags;
984 req->int2 = mode; 1081 req->int2 = mode;
985 1082
986 REQ_SEND; 1083 REQ_SEND;
987} 1084}
989void 1086void
990aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1087aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
991 ALIAS: 1088 ALIAS:
992 aio_fsync = EIO_FSYNC 1089 aio_fsync = EIO_FSYNC
993 aio_fdatasync = EIO_FDATASYNC 1090 aio_fdatasync = EIO_FDATASYNC
1091 aio_syncfs = EIO_SYNCFS
994 PPCODE: 1092 PPCODE:
995{ 1093{
996 int fd = s_fileno_croak (fh, 0); 1094 int fd = s_fileno_croak (fh, 0);
997 dREQ; 1095 dREQ;
998 1096
1123 REQ_SEND; 1221 REQ_SEND;
1124 } 1222 }
1125} 1223}
1126 1224
1127void 1225void
1128aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1226aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1129 ALIAS: 1227 ALIAS:
1130 aio_readlink = EIO_READLINK 1228 aio_readlink = EIO_READLINK
1131 aio_realpath = EIO_REALPATH 1229 aio_realpath = EIO_REALPATH
1132 PPCODE: 1230 PPCODE:
1133{ 1231{
1134 dREQ; 1232 dREQ;
1135 1233
1136 req->type = ix; 1234 req->type = ix;
1137 req->sv1 = newSVsv (path); 1235 req_set_path1 (req, pathname);
1138 req->ptr1 = SvPVbyte_nolen (req->sv1);
1139 1236
1140 REQ_SEND; 1237 REQ_SEND;
1141} 1238}
1142 1239
1143void 1240void
1184 PPCODE: 1281 PPCODE:
1185{ 1282{
1186 dREQ; 1283 dREQ;
1187 1284
1188 req->sv1 = newSVsv (fh_or_path); 1285 req->sv1 = newSVsv (fh_or_path);
1189 1286 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1190 if (SvPOK (req->sv1))
1191 {
1192 req->type = ix;
1193 req->ptr1 = SvPVbyte_nolen (req->sv1);
1194 }
1195 else
1196 {
1197 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1198 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1199 }
1200
1201 REQ_SEND; 1287 REQ_SEND;
1202} 1288}
1203 1289
1204UV 1290UV
1205major (UV dev) 1291major (UV dev)
1223{ 1309{
1224 dREQ; 1310 dREQ;
1225 1311
1226 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1312 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1227 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1313 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1228 req->sv1 = newSVsv (fh_or_path); 1314 req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1229
1230 if (SvPOK (req->sv1))
1231 {
1232 req->type = EIO_UTIME;
1233 req->ptr1 = SvPVbyte_nolen (req->sv1);
1234 }
1235 else
1236 {
1237 req->type = EIO_FUTIME;
1238 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1239 }
1240 1315
1241 REQ_SEND; 1316 REQ_SEND;
1242} 1317}
1243 1318
1244void 1319void
1245aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1320aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
1246 PPCODE: 1321 PPCODE:
1247{ 1322{
1248 dREQ; 1323 dREQ;
1249 1324
1250 req->sv1 = newSVsv (fh_or_path);
1251 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1325 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1252 1326 req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1253 if (SvPOK (req->sv1))
1254 {
1255 req->type = EIO_TRUNCATE;
1256 req->ptr1 = SvPVbyte_nolen (req->sv1);
1257 }
1258 else
1259 {
1260 req->type = EIO_FTRUNCATE;
1261 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1262 }
1263 1327
1264 REQ_SEND; 1328 REQ_SEND;
1265} 1329}
1266 1330
1267void 1331void
1272 PPCODE: 1336 PPCODE:
1273{ 1337{
1274 dREQ; 1338 dREQ;
1275 1339
1276 req->int2 = mode; 1340 req->int2 = mode;
1277 req->sv1 = newSVsv (fh_or_path); 1341 req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1278
1279 if (SvPOK (req->sv1))
1280 {
1281 req->type = ix;
1282 req->ptr1 = SvPVbyte_nolen (req->sv1);
1283 }
1284 else
1285 {
1286 req->type = EIO_FCHMOD;
1287 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1288 }
1289 1342
1290 REQ_SEND; 1343 REQ_SEND;
1291} 1344}
1292 1345
1293void 1346void
1296{ 1349{
1297 dREQ; 1350 dREQ;
1298 1351
1299 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1352 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1300 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1353 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1301 req->sv1 = newSVsv (fh_or_path); 1354 req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1302
1303 if (SvPOK (req->sv1))
1304 {
1305 req->type = EIO_CHOWN;
1306 req->ptr1 = SvPVbyte_nolen (req->sv1);
1307 }
1308 else
1309 {
1310 req->type = EIO_FCHOWN;
1311 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1312 }
1313 1355
1314 REQ_SEND; 1356 REQ_SEND;
1315} 1357}
1316 1358
1317void 1359void
1319 PPCODE: 1361 PPCODE:
1320{ 1362{
1321 dREQ; 1363 dREQ;
1322 1364
1323 req->type = EIO_READDIR; 1365 req->type = EIO_READDIR;
1324 req->sv1 = newSVsv (pathname);
1325 req->ptr1 = SvPVbyte_nolen (req->sv1);
1326 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; 1366 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;
1327 1367
1328 if (flags & EIO_READDIR_DENTS) 1368 if (flags & EIO_READDIR_DENTS)
1329 req->int1 |= EIO_READDIR_CUSTOM2; 1369 req->int1 |= EIO_READDIR_CUSTOM2;
1370
1371 req_set_path1 (req, pathname);
1330 1372
1331 REQ_SEND; 1373 REQ_SEND;
1332} 1374}
1333 1375
1334void 1376void
1340 PPCODE: 1382 PPCODE:
1341{ 1383{
1342 dREQ; 1384 dREQ;
1343 1385
1344 req->type = ix; 1386 req->type = ix;
1345 req->sv1 = newSVsv (pathname); 1387 req_set_path1 (req, pathname);
1346 req->ptr1 = SvPVbyte_nolen (req->sv1);
1347 1388
1348 REQ_SEND; 1389 REQ_SEND;
1349} 1390}
1350 1391
1351void 1392void
1355 aio_symlink = EIO_SYMLINK 1396 aio_symlink = EIO_SYMLINK
1356 aio_rename = EIO_RENAME 1397 aio_rename = EIO_RENAME
1357 PPCODE: 1398 PPCODE:
1358{ 1399{
1359 dREQ; 1400 dREQ;
1401 eio_wd wd2 = 0;
1360 1402
1361 req->type = ix; 1403 req->type = ix;
1362 req->sv1 = newSVsv (oldpath); 1404 req_set_path1 (req, oldpath);
1363 req->ptr1 = SvPVbyte_nolen (req->sv1); 1405 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1364 req->sv2 = newSVsv (newpath); 1406 req->int3 = (long)wd2;
1365 req->ptr2 = SvPVbyte_nolen (req->sv2);
1366 1407
1367 REQ_SEND; 1408 REQ_SEND;
1368} 1409}
1369 1410
1370void 1411void
1372 PPCODE: 1413 PPCODE:
1373{ 1414{
1374 dREQ; 1415 dREQ;
1375 1416
1376 req->type = EIO_MKNOD; 1417 req->type = EIO_MKNOD;
1377 req->sv1 = newSVsv (pathname);
1378 req->ptr1 = SvPVbyte_nolen (req->sv1);
1379 req->int2 = (mode_t)mode; 1418 req->int2 = (mode_t)mode;
1380 req->offs = dev; 1419 req->offs = dev;
1420 req_set_path1 (req, pathname);
1381 1421
1382 REQ_SEND; 1422 REQ_SEND;
1383} 1423}
1384 1424
1385void 1425void
1585 CODE: 1625 CODE:
1586 RETVAL = posix_fadvise (fh, offset, length, advice); 1626 RETVAL = posix_fadvise (fh, offset, length, advice);
1587 OUTPUT: 1627 OUTPUT:
1588 RETVAL 1628 RETVAL
1589 1629
1590ssize_t 1630IV
1591sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 1631sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1592 CODE: 1632 CODE:
1593 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1633 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1594 OUTPUT: 1634 OUTPUT:
1595 RETVAL 1635 RETVAL
1707 SvREFCNT_dec (on_next_submit); 1747 SvREFCNT_dec (on_next_submit);
1708 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1748 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1709 1749
1710PROTOTYPES: DISABLE 1750PROTOTYPES: DISABLE
1711 1751
1752MODULE = IO::AIO PACKAGE = IO::AIO::WD
1753
1754BOOT:
1755{
1756 newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
1757 newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
1758}
1759
1760void
1761DESTROY (SV *self)
1762 CODE:
1763{
1764 aio_wd wd = SvAIO_WD (self);
1765#if HAVE_AT
1766 SV *callback = &PL_sv_undef;
1767 dREQ; /* clobbers next_pri :/ */
1768 req->type = EIO_WD_CLOSE;
1769 req->wd = wd;
1770 REQ_SEND;
1771#else
1772 eio_wd_close_sync (wd);
1773#endif
1774}
1775
1712MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1776MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1713 1777
1714void 1778void
1715cancel (aio_req_ornot req) 1779cancel (aio_req_ornot req)
1716 CODE: 1780 CODE:

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