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/cvs/IO-AIO/AIO.xs
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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.192 by root, Sun Jul 24 03:32:52 2011 UTC vs.
Revision 1.196 by root, Tue Sep 27 00:41:51 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)
652 SvREFCNT_dec (req->self); 674 SvREFCNT_dec (req->self);
653 } 675 }
654 676
655 SvREFCNT_dec (req->sv1); 677 SvREFCNT_dec (req->sv1);
656 SvREFCNT_dec (req->sv2); 678 SvREFCNT_dec (req->sv2);
679 SvREFCNT_dec (req->sv3);
680 SvREFCNT_dec (req->sv4);
657 SvREFCNT_dec (req->callback); 681 SvREFCNT_dec (req->callback);
658 682
659 Safefree (req); 683 Safefree (req);
660} 684}
661 685
790 req_submit (req); \ 814 req_submit (req); \
791 SPAGAIN; \ 815 SPAGAIN; \
792 \ 816 \
793 if (GIMME_V != G_VOID) \ 817 if (GIMME_V != G_VOID) \
794 XPUSHs (req_sv (req, aio_req_stash)); 818 XPUSHs (req_sv (req, aio_req_stash));
819
820static void
821req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
822{
823 if (SvROK (path))
824 {
825 AV *av = (AV *)SvRV (path);
826 SV *wdob;
827
828 if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1)
829 croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
830
831 path = AvARRAY (av)[1];
832 wdob = AvARRAY (av)[0];
833
834 if (SvOK (wdob))
835 {
836 *wd = SvAIO_WD (wdob);
837 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
838 }
839 else
840 *wd = EIO_INVALID_WD;
841 }
842
843 *pathsv = newSVsv (path);
844 *ptr = SvPVbyte_nolen (*pathsv);
845}
846
847static void
848req_set_path1 (aio_req req, SV *path)
849{
850 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
851}
852
853static void
854req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
855{
856 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
857
858 switch (SvTYPE (rv))
859 {
860 case SVt_PVIO:
861 case SVt_PVLV:
862 case SVt_PVGV:
863 req->type = type_fh;
864 req->sv1 = newSVsv (fh_or_path);
865 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
866 break;
867
868 default:
869 req->type = type_path;
870 req_set_path1 (req, fh_or_path);
871 break;
872 }
873
874}
795 875
796MODULE = IO::AIO PACKAGE = IO::AIO 876MODULE = IO::AIO PACKAGE = IO::AIO
797 877
798PROTOTYPES: ENABLE 878PROTOTYPES: ENABLE
799 879
917 }; 997 };
918 998
919 aio_stash = gv_stashpv ("IO::AIO" , 1); 999 aio_stash = gv_stashpv ("IO::AIO" , 1);
920 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 1000 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
921 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); 1001 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
1002 aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
922 1003
923 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1004 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)); 1005 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
925 1006
926 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1007 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
927 1008
928 reinit (); 1009 reinit ();
929} 1010}
930 1011
931void 1012void
932reinit () 1013reinit ()
933 PROTOTYPE: 1014 PROTOTYPE:
934 CODE:
935 reinit ();
936 1015
937void 1016void
938max_poll_reqs (unsigned int nreqs) 1017max_poll_reqs (unsigned int nreqs)
939 PROTOTYPE: $ 1018 PROTOTYPE: $
940 CODE: 1019 CODE:
975 PROTOTYPE: $ 1054 PROTOTYPE: $
976 CODE: 1055 CODE:
977 max_outstanding = maxreqs; 1056 max_outstanding = maxreqs;
978 1057
979void 1058void
1059aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef)
1060 PPCODE:
1061{
1062 dREQ;
1063
1064 req->type = EIO_WD_OPEN;
1065 req_set_path1 (req, pathname);
1066
1067 REQ_SEND;
1068}
1069
1070void
980aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1071aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef)
981 PPCODE: 1072 PPCODE:
982{ 1073{
983 dREQ; 1074 dREQ;
984 1075
985 req->type = EIO_OPEN; 1076 req->type = EIO_OPEN;
986 req->sv1 = newSVsv (pathname); 1077 req_set_path1 (req, pathname);
987 req->ptr1 = SvPVbyte_nolen (req->sv1);
988 req->int1 = flags; 1078 req->int1 = flags;
989 req->int2 = mode; 1079 req->int2 = mode;
990 1080
991 REQ_SEND; 1081 REQ_SEND;
992} 1082}
1129 REQ_SEND; 1219 REQ_SEND;
1130 } 1220 }
1131} 1221}
1132 1222
1133void 1223void
1134aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1224aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1135 ALIAS: 1225 ALIAS:
1136 aio_readlink = EIO_READLINK 1226 aio_readlink = EIO_READLINK
1137 aio_realpath = EIO_REALPATH 1227 aio_realpath = EIO_REALPATH
1138 PPCODE: 1228 PPCODE:
1139{ 1229{
1140 dREQ; 1230 dREQ;
1141 1231
1142 req->type = ix; 1232 req->type = ix;
1143 req->sv1 = newSVsv (path); 1233 req_set_path1 (req, pathname);
1144 req->ptr1 = SvPVbyte_nolen (req->sv1);
1145 1234
1146 REQ_SEND; 1235 REQ_SEND;
1147} 1236}
1148 1237
1149void 1238void
1190 PPCODE: 1279 PPCODE:
1191{ 1280{
1192 dREQ; 1281 dREQ;
1193 1282
1194 req->sv1 = newSVsv (fh_or_path); 1283 req->sv1 = newSVsv (fh_or_path);
1195 1284 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1196 if (SvPOK (req->sv1))
1197 {
1198 req->type = ix;
1199 req->ptr1 = SvPVbyte_nolen (req->sv1);
1200 }
1201 else
1202 {
1203 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1204 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1205 }
1206
1207 REQ_SEND; 1285 REQ_SEND;
1208} 1286}
1209 1287
1210UV 1288UV
1211major (UV dev) 1289major (UV dev)
1229{ 1307{
1230 dREQ; 1308 dREQ;
1231 1309
1232 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1310 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1233 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1311 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1234 req->sv1 = newSVsv (fh_or_path); 1312 req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1235
1236 if (SvPOK (req->sv1))
1237 {
1238 req->type = EIO_UTIME;
1239 req->ptr1 = SvPVbyte_nolen (req->sv1);
1240 }
1241 else
1242 {
1243 req->type = EIO_FUTIME;
1244 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1245 }
1246 1313
1247 REQ_SEND; 1314 REQ_SEND;
1248} 1315}
1249 1316
1250void 1317void
1251aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1318aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef)
1252 PPCODE: 1319 PPCODE:
1253{ 1320{
1254 dREQ; 1321 dREQ;
1255 1322
1256 req->sv1 = newSVsv (fh_or_path);
1257 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1323 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1258 1324 req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1259 if (SvPOK (req->sv1))
1260 {
1261 req->type = EIO_TRUNCATE;
1262 req->ptr1 = SvPVbyte_nolen (req->sv1);
1263 }
1264 else
1265 {
1266 req->type = EIO_FTRUNCATE;
1267 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1268 }
1269 1325
1270 REQ_SEND; 1326 REQ_SEND;
1271} 1327}
1272 1328
1273void 1329void
1278 PPCODE: 1334 PPCODE:
1279{ 1335{
1280 dREQ; 1336 dREQ;
1281 1337
1282 req->int2 = mode; 1338 req->int2 = mode;
1283 req->sv1 = newSVsv (fh_or_path); 1339 req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1284
1285 if (SvPOK (req->sv1))
1286 {
1287 req->type = ix;
1288 req->ptr1 = SvPVbyte_nolen (req->sv1);
1289 }
1290 else
1291 {
1292 req->type = EIO_FCHMOD;
1293 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1294 }
1295 1340
1296 REQ_SEND; 1341 REQ_SEND;
1297} 1342}
1298 1343
1299void 1344void
1302{ 1347{
1303 dREQ; 1348 dREQ;
1304 1349
1305 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1350 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1306 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1351 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1307 req->sv1 = newSVsv (fh_or_path); 1352 req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1308
1309 if (SvPOK (req->sv1))
1310 {
1311 req->type = EIO_CHOWN;
1312 req->ptr1 = SvPVbyte_nolen (req->sv1);
1313 }
1314 else
1315 {
1316 req->type = EIO_FCHOWN;
1317 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1318 }
1319 1353
1320 REQ_SEND; 1354 REQ_SEND;
1321} 1355}
1322 1356
1323void 1357void
1346 PPCODE: 1380 PPCODE:
1347{ 1381{
1348 dREQ; 1382 dREQ;
1349 1383
1350 req->type = ix; 1384 req->type = ix;
1351 req->sv1 = newSVsv (pathname); 1385 req_set_path1 (req, pathname);
1352 req->ptr1 = SvPVbyte_nolen (req->sv1);
1353 1386
1354 REQ_SEND; 1387 REQ_SEND;
1355} 1388}
1356 1389
1357void 1390void
1361 aio_symlink = EIO_SYMLINK 1394 aio_symlink = EIO_SYMLINK
1362 aio_rename = EIO_RENAME 1395 aio_rename = EIO_RENAME
1363 PPCODE: 1396 PPCODE:
1364{ 1397{
1365 dREQ; 1398 dREQ;
1399 eio_wd wd2;
1366 1400
1367 req->type = ix; 1401 req->type = ix;
1368 req->sv1 = newSVsv (oldpath); 1402 req_set_path1 (req, oldpath);
1369 req->ptr1 = SvPVbyte_nolen (req->sv1); 1403 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1370 req->sv2 = newSVsv (newpath); 1404 req->int3 = (long)wd2;
1371 req->ptr2 = SvPVbyte_nolen (req->sv2);
1372 1405
1373 REQ_SEND; 1406 REQ_SEND;
1374} 1407}
1375 1408
1376void 1409void
1378 PPCODE: 1411 PPCODE:
1379{ 1412{
1380 dREQ; 1413 dREQ;
1381 1414
1382 req->type = EIO_MKNOD; 1415 req->type = EIO_MKNOD;
1383 req->sv1 = newSVsv (pathname);
1384 req->ptr1 = SvPVbyte_nolen (req->sv1);
1385 req->int2 = (mode_t)mode; 1416 req->int2 = (mode_t)mode;
1386 req->offs = dev; 1417 req->offs = dev;
1418 req_set_path1 (req, pathname);
1387 1419
1388 REQ_SEND; 1420 REQ_SEND;
1389} 1421}
1390 1422
1391void 1423void
1713 SvREFCNT_dec (on_next_submit); 1745 SvREFCNT_dec (on_next_submit);
1714 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1746 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1715 1747
1716PROTOTYPES: DISABLE 1748PROTOTYPES: DISABLE
1717 1749
1750MODULE = IO::AIO PACKAGE = IO::AIO::WD
1751
1752BOOT:
1753{
1754 newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
1755 newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
1756}
1757
1758void
1759DESTROY (SV *self)
1760 CODE:
1761{
1762 aio_wd wd = SvAIO_WD (self);
1763#if HAVE_AT
1764 SV *callback = &PL_sv_undef;
1765 dREQ; /* clobbers next_pri :/ */
1766 req->type = EIO_WD_CLOSE;
1767 req->wd = wd;
1768 REQ_SEND;
1769#else
1770 eio_wd_close_sync (wd);
1771#endif
1772}
1773
1718MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1774MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1719 1775
1720void 1776void
1721cancel (aio_req_ornot req) 1777cancel (aio_req_ornot req)
1722 CODE: 1778 CODE:

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