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/cvs/IO-AIO/AIO.xs
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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.191 by root, Tue Jul 19 05:00:11 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}
994void 1084void
995aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1085aio_fsync (SV *fh, SV *callback=&PL_sv_undef)
996 ALIAS: 1086 ALIAS:
997 aio_fsync = EIO_FSYNC 1087 aio_fsync = EIO_FSYNC
998 aio_fdatasync = EIO_FDATASYNC 1088 aio_fdatasync = EIO_FDATASYNC
1089 aio_syncfs = EIO_SYNCFS
999 PPCODE: 1090 PPCODE:
1000{ 1091{
1001 int fd = s_fileno_croak (fh, 0); 1092 int fd = s_fileno_croak (fh, 0);
1002 dREQ; 1093 dREQ;
1003 1094
1128 REQ_SEND; 1219 REQ_SEND;
1129 } 1220 }
1130} 1221}
1131 1222
1132void 1223void
1133aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1224aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef)
1134 ALIAS: 1225 ALIAS:
1135 aio_readlink = EIO_READLINK 1226 aio_readlink = EIO_READLINK
1136 aio_realpath = EIO_REALPATH 1227 aio_realpath = EIO_REALPATH
1137 PPCODE: 1228 PPCODE:
1138{ 1229{
1139 dREQ; 1230 dREQ;
1140 1231
1141 req->type = ix; 1232 req->type = ix;
1142 req->sv1 = newSVsv (path); 1233 req_set_path1 (req, pathname);
1143 req->ptr1 = SvPVbyte_nolen (req->sv1);
1144 1234
1145 REQ_SEND; 1235 REQ_SEND;
1146} 1236}
1147 1237
1148void 1238void
1189 PPCODE: 1279 PPCODE:
1190{ 1280{
1191 dREQ; 1281 dREQ;
1192 1282
1193 req->sv1 = newSVsv (fh_or_path); 1283 req->sv1 = newSVsv (fh_or_path);
1194 1284 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1195 if (SvPOK (req->sv1))
1196 {
1197 req->type = ix;
1198 req->ptr1 = SvPVbyte_nolen (req->sv1);
1199 }
1200 else
1201 {
1202 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1203 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1204 }
1205
1206 REQ_SEND; 1285 REQ_SEND;
1207} 1286}
1208 1287
1209UV 1288UV
1210major (UV dev) 1289major (UV dev)
1228{ 1307{
1229 dREQ; 1308 dREQ;
1230 1309
1231 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1310 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1232 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1311 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1233 req->sv1 = newSVsv (fh_or_path); 1312 req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1234
1235 if (SvPOK (req->sv1))
1236 {
1237 req->type = EIO_UTIME;
1238 req->ptr1 = SvPVbyte_nolen (req->sv1);
1239 }
1240 else
1241 {
1242 req->type = EIO_FUTIME;
1243 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1244 }
1245 1313
1246 REQ_SEND; 1314 REQ_SEND;
1247} 1315}
1248 1316
1249void 1317void
1250aio_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)
1251 PPCODE: 1319 PPCODE:
1252{ 1320{
1253 dREQ; 1321 dREQ;
1254 1322
1255 req->sv1 = newSVsv (fh_or_path);
1256 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1323 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1257 1324 req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1258 if (SvPOK (req->sv1))
1259 {
1260 req->type = EIO_TRUNCATE;
1261 req->ptr1 = SvPVbyte_nolen (req->sv1);
1262 }
1263 else
1264 {
1265 req->type = EIO_FTRUNCATE;
1266 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1267 }
1268 1325
1269 REQ_SEND; 1326 REQ_SEND;
1270} 1327}
1271 1328
1272void 1329void
1277 PPCODE: 1334 PPCODE:
1278{ 1335{
1279 dREQ; 1336 dREQ;
1280 1337
1281 req->int2 = mode; 1338 req->int2 = mode;
1282 req->sv1 = newSVsv (fh_or_path); 1339 req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1283
1284 if (SvPOK (req->sv1))
1285 {
1286 req->type = ix;
1287 req->ptr1 = SvPVbyte_nolen (req->sv1);
1288 }
1289 else
1290 {
1291 req->type = EIO_FCHMOD;
1292 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1293 }
1294 1340
1295 REQ_SEND; 1341 REQ_SEND;
1296} 1342}
1297 1343
1298void 1344void
1301{ 1347{
1302 dREQ; 1348 dREQ;
1303 1349
1304 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1350 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1305 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1351 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1306 req->sv1 = newSVsv (fh_or_path); 1352 req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1307
1308 if (SvPOK (req->sv1))
1309 {
1310 req->type = EIO_CHOWN;
1311 req->ptr1 = SvPVbyte_nolen (req->sv1);
1312 }
1313 else
1314 {
1315 req->type = EIO_FCHOWN;
1316 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1317 }
1318 1353
1319 REQ_SEND; 1354 REQ_SEND;
1320} 1355}
1321 1356
1322void 1357void
1345 PPCODE: 1380 PPCODE:
1346{ 1381{
1347 dREQ; 1382 dREQ;
1348 1383
1349 req->type = ix; 1384 req->type = ix;
1350 req->sv1 = newSVsv (pathname); 1385 req_set_path1 (req, pathname);
1351 req->ptr1 = SvPVbyte_nolen (req->sv1);
1352 1386
1353 REQ_SEND; 1387 REQ_SEND;
1354} 1388}
1355 1389
1356void 1390void
1360 aio_symlink = EIO_SYMLINK 1394 aio_symlink = EIO_SYMLINK
1361 aio_rename = EIO_RENAME 1395 aio_rename = EIO_RENAME
1362 PPCODE: 1396 PPCODE:
1363{ 1397{
1364 dREQ; 1398 dREQ;
1399 eio_wd wd2;
1365 1400
1366 req->type = ix; 1401 req->type = ix;
1367 req->sv1 = newSVsv (oldpath); 1402 req_set_path1 (req, oldpath);
1368 req->ptr1 = SvPVbyte_nolen (req->sv1); 1403 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1369 req->sv2 = newSVsv (newpath); 1404 req->int3 = (long)wd2;
1370 req->ptr2 = SvPVbyte_nolen (req->sv2);
1371 1405
1372 REQ_SEND; 1406 REQ_SEND;
1373} 1407}
1374 1408
1375void 1409void
1377 PPCODE: 1411 PPCODE:
1378{ 1412{
1379 dREQ; 1413 dREQ;
1380 1414
1381 req->type = EIO_MKNOD; 1415 req->type = EIO_MKNOD;
1382 req->sv1 = newSVsv (pathname);
1383 req->ptr1 = SvPVbyte_nolen (req->sv1);
1384 req->int2 = (mode_t)mode; 1416 req->int2 = (mode_t)mode;
1385 req->offs = dev; 1417 req->offs = dev;
1418 req_set_path1 (req, pathname);
1386 1419
1387 REQ_SEND; 1420 REQ_SEND;
1388} 1421}
1389 1422
1390void 1423void
1712 SvREFCNT_dec (on_next_submit); 1745 SvREFCNT_dec (on_next_submit);
1713 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1746 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1714 1747
1715PROTOTYPES: DISABLE 1748PROTOTYPES: DISABLE
1716 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
1717MODULE = IO::AIO PACKAGE = IO::AIO::REQ 1774MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1718 1775
1719void 1776void
1720cancel (aio_req_ornot req) 1777cancel (aio_req_ornot req)
1721 CODE: 1778 CODE:

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