ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/IO-AIO/AIO.xs
(Generate patch)

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.264 by root, Tue Aug 14 11:44:52 2018 UTC vs.
Revision 1.282 by root, Wed Feb 26 15:49:25 2020 UTC

… …
3#include <errno.h> 3#include <errno.h>
4 4
5#include "EXTERN.h" 5#include "EXTERN.h"
6#include "perl.h" 6#include "perl.h"
7#include "XSUB.h" 7#include "XSUB.h"
8#include "perliol.h"
8 9
9#if !defined mg_findext 10#if !defined mg_findext
10# define mg_findext(sv,type,vtbl) mg_find (sv, type) 11# define mg_findext(sv,type,vtbl) mg_find (sv, type)
11#endif 12#endif
12 13
… …
17#include <sys/socket.h> 18#include <sys/socket.h>
18#include <sys/stat.h> 19#include <sys/stat.h>
19#include <limits.h> 20#include <limits.h>
20#include <fcntl.h> 21#include <fcntl.h>
21#include <sched.h> 22#include <sched.h>
22
23#if HAVE_SYS_SYSMACROS_H
24# include <sys/sysmacros.h>
25#endif
26
27#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
28# include <sys/mman.h>
29#endif
30 23
31/* the incompetent fool that created musl keeps __linux__, refuses 24/* the incompetent fool that created musl keeps __linux__, refuses
32 * to implement any linux standard apis, and also has no way to test 25 * to implement any linux standard apis, and also has no way to test
33 * for his broken iplementation. don't complain to me if this fails 26 * for his broken iplementation. don't complain to me if this fails
34 * for you. 27 * for you.
… …
82 #undef fchmod 75 #undef fchmod
83 #undef dup 76 #undef dup
84 #undef dup2 77 #undef dup2
85 #undef abort 78 #undef abort
86 #undef pipe 79 #undef pipe
80 #undef utime
87 81
88 #define EIO_STRUCT_STAT struct _stati64 82 #define EIO_STRUCT_STAT struct _stati64
89 #define EIO_STRUCT_STATI64 83 #define EIO_STRUCT_STATI64
90 84
91#else 85#else
… …
112#define expect_true(expr) expect ((expr) != 0, 1) 106#define expect_true(expr) expect ((expr) != 0, 1)
113 107
114/*****************************************************************************/ 108/*****************************************************************************/
115 109
116#include "config.h" 110#include "config.h"
111
112#if HAVE_SYS_MKDEV_H
113# include <sys/mkdev.h>
114#elif HAVE_SYS_SYSMACROS_H
115# include <sys/sysmacros.h>
116#endif
117
118#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
119# include <sys/mman.h>
120#endif
121
122#if HAVE_SYS_UIO_H
123# include <sys/uio.h>
124#endif
117 125
118#if HAVE_ST_XTIMENSEC 126#if HAVE_ST_XTIMENSEC
119# define ATIMENSEC PL_statcache.st_atimensec 127# define ATIMENSEC PL_statcache.st_atimensec
120# define MTIMENSEC PL_statcache.st_mtimensec 128# define MTIMENSEC PL_statcache.st_mtimensec
121# define CTIMENSEC PL_statcache.st_ctimensec 129# define CTIMENSEC PL_statcache.st_ctimensec
… …
127# define ATIMENSEC 0 135# define ATIMENSEC 0
128# define MTIMENSEC 0 136# define MTIMENSEC 0
129# define CTIMENSEC 0 137# define CTIMENSEC 0
130#endif 138#endif
131 139
140#if HAVE_ST_BIRTHTIMENSEC
141# define BTIMESEC PL_statcache.st_birthtime
142# define BTIMENSEC PL_statcache.st_birthtimensec
143#elif HAVE_ST_BIRTHTIMESPEC
144# define BTIMESEC PL_statcache.st_birthtim.tv_sec
145# define BTIMENSEC PL_statcache.st_birthtim.tv_nsec
146#else
147# define BTIMESEC 0
148# define BTIMENSEC 0
149#endif
150
151#if HAVE_ST_GEN
152# define ST_GEN PL_statcache.st_gen
153#else
154# define ST_GEN 0
155#endif
156
132#include "schmorp.h" 157#include "schmorp.h"
133 158
134#if HAVE_EVENTFD 159#if HAVE_EVENTFD
135# include <sys/eventfd.h> 160# include <sys/eventfd.h>
136#endif 161#endif
… …
192#endif 217#endif
193#ifndef minor 218#ifndef minor
194# define minor(dev) ((dev) & 0xff) 219# define minor(dev) ((dev) & 0xff)
195#endif 220#endif
196 221
222/* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */
223#ifdef __sun
224# undef PAGESIZE
225#endif
226
197#if PAGESIZE <= 0 227#if PAGESIZE <= 0
198# define PAGESIZE sysconf (_SC_PAGESIZE) 228# define PAGESIZE sysconf (_SC_PAGESIZE)
199#endif 229#endif
200 230
201/*****************************************************************************/ 231/*****************************************************************************/
… …
263}; 293};
264 294
265/*****************************************************************************/ 295/*****************************************************************************/
266 296
267/* helper: set scalar to foreign ptr with custom free */ 297/* helper: set scalar to foreign ptr with custom free */
298ecb_noinline
268static void 299static void
269sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length) 300sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length)
270{ 301{
271 sv_force_normal (sv); 302 sv_force_normal (sv);
272 303
… …
397#endif 428#endif
398} 429}
399 430
400/*****************************************************************************/ 431/*****************************************************************************/
401 432
433static int close_fd; /* dummy fd to close fds via dup2 */
434
435#if HAVE_STATX
436static struct statx stx;
437#define statx_offsetof(member) offsetof (struct statx, member)
438#define eio__statx statx
439#else
440#define statx_offsetof(member) 0
441#define eio__statx(dir,path,flags,mask,stx) EIO_ENOSYS()
442#endif
443
402enum { 444enum {
403 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 445 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
404}; 446};
405 447
406typedef eio_req *aio_req; 448typedef eio_req *aio_req;
… …
429 /* read any signals sent by the worker threads */ 471 /* read any signals sent by the worker threads */
430 s_epipe_drain (&respipe); 472 s_epipe_drain (&respipe);
431} 473}
432 474
433/* must be called at most once */ 475/* must be called at most once */
476ecb_noinline
434static SV * 477static SV *
435req_sv (aio_req req, HV *stash) 478req_sv (aio_req req, HV *stash)
436{ 479{
437 if (!req->self) 480 if (!req->self)
438 { 481 {
… …
447newSVaio_wd (aio_wd wd) 490newSVaio_wd (aio_wd wd)
448{ 491{
449 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash); 492 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
450} 493}
451 494
495ecb_noinline
452static aio_req 496static aio_req
453SvAIO_REQ (SV *sv) 497SvAIO_REQ (SV *sv)
454{ 498{
455 MAGIC *mg; 499 MAGIC *mg;
456 500
… …
519 FREETMPS; 563 FREETMPS;
520 LEAVE; 564 LEAVE;
521 } 565 }
522} 566}
523 567
568ecb_noinline
524static void 569static void
525req_submit (eio_req *req) 570req_submit (eio_req *req)
526{ 571{
527 eio_submit (req); 572 eio_submit (req);
528 573
… …
789 } 834 }
790 else 835 else
791 PUSHs (sv_result); 836 PUSHs (sv_result);
792 break; 837 break;
793 838
839#if 0
840 case EIO_CLOSE:
841 PerlIOUnix_refcnt_dec (req->int1);
842 break;
843#endif
844
794 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 845 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
795 if (req->result > 0) 846 if (req->result > 0)
796 SvIV_set (sv_result, 0); 847 SvIV_set (sv_result, 0);
797 /* FALLTHROUGH */ 848 /* FALLTHROUGH */
798 849
… …
849 grp->sv2 = 0; 900 grp->sv2 = 0;
850 901
851 eio_grp_cancel (grp); 902 eio_grp_cancel (grp);
852} 903}
853 904
854static void ecb_cold 905ecb_cold
906static void
855create_respipe (void) 907create_respipe (void)
856{ 908{
857 if (s_epipe_renew (&respipe)) 909 if (s_epipe_renew (&respipe))
858 croak ("IO::AIO: unable to initialize result pipe"); 910 croak ("IO::AIO: unable to initialize result pipe");
859} 911}
… …
893 945
894 poll_wait (); 946 poll_wait ();
895 } 947 }
896} 948}
897 949
898static void ecb_cold 950ecb_cold
951static void
899reinit (void) 952reinit (void)
900{ 953{
901 create_respipe (); 954 create_respipe ();
902 955
903 if (eio_init (want_poll, done_poll) < 0) 956 if (eio_init (want_poll, done_poll) < 0)
… …
911{ 964{
912 SvGETMAGIC (cb_sv); 965 SvGETMAGIC (cb_sv);
913 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 966 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
914} 967}
915 968
969ecb_noinline
916static aio_req ecb_noinline 970static aio_req ecb_noinline
917dreq (SV *callback) 971dreq (SV *callback)
918{ 972{
919 SV *cb_cv; 973 SV *cb_cv;
920 aio_req req; 974 aio_req req;
… …
942 SPAGAIN; \ 996 SPAGAIN; \
943 \ 997 \
944 if (GIMME_V != G_VOID) \ 998 if (GIMME_V != G_VOID) \
945 XPUSHs (req_sv (req, aio_req_stash)); 999 XPUSHs (req_sv (req, aio_req_stash));
946 1000
1001/* *wdsv, *pathsv, *wd and *ptr must be 0-initialized */
947ecb_inline void 1002ecb_inline
1003void
948req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) 1004req_set_path (SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
949{ 1005{
950 if (expect_false (SvROK (path))) 1006 if (expect_false (SvROK (path)))
951 { 1007 {
952 SV *rv = SvRV (path); 1008 SV *rv = SvRV (path);
953 SV *wdob; 1009 SV *wdob;
… …
978 1034
979 *pathsv = newSVsv (path); 1035 *pathsv = newSVsv (path);
980 *ptr = SvPVbyte_nolen (*pathsv); 1036 *ptr = SvPVbyte_nolen (*pathsv);
981} 1037}
982 1038
983static void ecb_noinline 1039ecb_noinline
1040static void
984req_set_path1 (aio_req req, SV *path) 1041req_set_path1 (aio_req req, SV *path)
985{ 1042{
986 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); 1043 req_set_path (path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
987} 1044}
988 1045
989static void ecb_noinline 1046ecb_noinline
1047static void
990req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) 1048req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
991{ 1049{
992 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; 1050 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
993 1051
994 switch (SvTYPE (rv)) 1052 switch (SvTYPE (rv))
… …
1137 const_iv (MAP_STACK) 1195 const_iv (MAP_STACK)
1138 1196
1139 const_iv (MREMAP_MAYMOVE) 1197 const_iv (MREMAP_MAYMOVE)
1140 const_iv (MREMAP_FIXED) 1198 const_iv (MREMAP_FIXED)
1141 1199
1142 const_iv (F_DUPFD_CLOEXEC)
1143
1144 const_iv (MSG_CMSG_CLOEXEC) 1200 const_iv (MSG_CMSG_CLOEXEC)
1145 const_iv (SOCK_CLOEXEC) 1201 const_iv (SOCK_CLOEXEC)
1202
1203 const_iv (F_DUPFD_CLOEXEC)
1204
1205 const_iv (F_ADD_SEALS)
1206 const_iv (F_GET_SEALS)
1207 const_iv (F_SEAL_SEAL)
1208 const_iv (F_SEAL_SHRINK)
1209 const_iv (F_SEAL_GROW)
1210 const_iv (F_SEAL_WRITE)
1146 1211
1147 const_iv (F_OFD_GETLK) 1212 const_iv (F_OFD_GETLK)
1148 const_iv (F_OFD_SETLK) 1213 const_iv (F_OFD_SETLK)
1149 const_iv (F_OFD_GETLKW) 1214 const_iv (F_OFD_GETLKW)
1150 1215
… …
1227 1292
1228 const_iv (EFD_CLOEXEC) 1293 const_iv (EFD_CLOEXEC)
1229 const_iv (EFD_NONBLOCK) 1294 const_iv (EFD_NONBLOCK)
1230 const_iv (EFD_SEMAPHORE) 1295 const_iv (EFD_SEMAPHORE)
1231 1296
1297 const_iv (MFD_CLOEXEC)
1298 const_iv (MFD_ALLOW_SEALING)
1299 const_iv (MFD_HUGETLB)
1300
1232 const_iv (CLOCK_REALTIME) 1301 const_iv (CLOCK_REALTIME)
1233 const_iv (CLOCK_MONOTONIC) 1302 const_iv (CLOCK_MONOTONIC)
1234 const_iv (CLOCK_BOOTTIME) 1303 const_iv (CLOCK_BOOTTIME)
1235 const_iv (CLOCK_REALTIME_ALARM) 1304 const_iv (CLOCK_REALTIME_ALARM)
1236 const_iv (CLOCK_BOOTTIME_ALARM) 1305 const_iv (CLOCK_BOOTTIME_ALARM)
… …
1239 const_iv (TFD_CLOEXEC) 1308 const_iv (TFD_CLOEXEC)
1240 1309
1241 const_iv (TFD_TIMER_ABSTIME) 1310 const_iv (TFD_TIMER_ABSTIME)
1242 const_iv (TFD_TIMER_CANCEL_ON_SET) 1311 const_iv (TFD_TIMER_CANCEL_ON_SET)
1243 1312
1313 const_iv (STATX_TYPE)
1314 const_iv (STATX_MODE)
1315 const_iv (STATX_NLINK)
1316 const_iv (STATX_UID)
1317 const_iv (STATX_GID)
1318 const_iv (STATX_ATIME)
1319 const_iv (STATX_MTIME)
1320 const_iv (STATX_CTIME)
1321 const_iv (STATX_INO)
1322 const_iv (STATX_SIZE)
1323 const_iv (STATX_BLOCKS)
1324 const_iv (STATX_BASIC_STATS)
1325 const_iv (STATX_ALL)
1326 const_iv (STATX_BTIME)
1327 const_iv (STATX_ATTR_COMPRESSED)
1328 const_iv (STATX_ATTR_IMMUTABLE)
1329 const_iv (STATX_ATTR_APPEND)
1330 const_iv (STATX_ATTR_NODUMP)
1331 const_iv (STATX_ATTR_ENCRYPTED)
1332 const_iv (STATX_ATTR_AUTOMOUNT)
1333
1244 /* these are libeio constants, and are independent of gendef0 */ 1334 /* these are libeio constants, and are independent of gendef0 */
1245 const_eio (SEEK_SET) 1335 const_eio (SEEK_SET)
1246 const_eio (SEEK_CUR) 1336 const_eio (SEEK_CUR)
1247 const_eio (SEEK_END) 1337 const_eio (SEEK_END)
1248 1338
1249 const_eio (MCL_FUTURE) 1339 const_eio (MCL_FUTURE)
1250 const_eio (MCL_CURRENT) 1340 const_eio (MCL_CURRENT)
1341 const_eio (MCL_ONFAULT)
1251 1342
1252 const_eio (MS_ASYNC) 1343 const_eio (MS_ASYNC)
1253 const_eio (MS_INVALIDATE) 1344 const_eio (MS_INVALIDATE)
1254 const_eio (MS_SYNC) 1345 const_eio (MS_SYNC)
1255 1346
… …
1294 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) 1385 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1295 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); 1386 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1296 1387
1297 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1388 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
1298 1389
1390 /* allocate dummy pipe fd for aio_close */
1391 {
1392 int pipefd [2];
1393
1394 if (
1395#ifdef _WIN32
1396 _pipe (pipefd, 1, _O_BINARY) < 0
1397#else
1398 pipe (pipefd) < 0
1399 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1400#endif
1401 || close (pipefd [1]) < 0
1402 )
1403 croak ("IO::AIO: unable to create dummy pipe for aio_close");
1404
1405 close_fd = pipefd [0];
1406 }
1407
1299 reinit (); 1408 reinit ();
1300} 1409}
1301 1410
1302void 1411void
1303reinit () 1412reinit ()
… …
1425 1534
1426void 1535void
1427aio_close (SV *fh, SV *callback = &PL_sv_undef) 1536aio_close (SV *fh, SV *callback = &PL_sv_undef)
1428 PPCODE: 1537 PPCODE:
1429{ 1538{
1430 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1431 int fd = s_fileno_croak (fh, 0); 1539 int fd = s_fileno_croak (fh, 0);
1432 dREQ; 1540 dREQ;
1541#if 0
1542 /* partially duplicate logic in s_fileno */
1543 SvGETMAGIC (fh);
1433 1544
1434 if (expect_false (close_fd < 0)) 1545 if (SvROK (fh))
1546 {
1547 fh = SvRV (fh);
1548 SvGETMAGIC (fh);
1549 }
1550
1551 if (SvTYPE (fh) == SVt_PVGV)
1435 { 1552 {
1436 int pipefd [2]; 1553 /* perl filehandle */
1554 PerlIOUnix_refcnt_inc (fd);
1555 do_close ((GV *)fh, 1);
1437 1556
1438 if ( 1557 req->type = EIO_CLOSE;
1439#ifdef _WIN32 1558 req->int1 = fd;
1440 _pipe (pipefd, 1, _O_BINARY) < 0 1559 /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */
1441#else
1442 pipe (pipefd) < 0
1443 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1444#endif
1445 || close (pipefd [1]) < 0
1446 )
1447 abort (); /*D*/
1448
1449 close_fd = pipefd [0];
1450 } 1560 }
1451 1561 else
1562#endif
1563 {
1564 /* fd number */
1452 req->type = EIO_DUP2; 1565 req->type = EIO_DUP2;
1453 req->int1 = close_fd; 1566 req->int1 = close_fd;
1454 req->sv2 = newSVsv (fh); 1567 req->sv2 = newSVsv (fh);
1455 req->int2 = fd; 1568 req->int2 = fd;
1569 }
1456 1570
1457 REQ_SEND; 1571 REQ_SEND;
1458} 1572}
1459 1573
1460void 1574void
… …
1634} 1748}
1635 1749
1636void 1750void
1637st_xtime () 1751st_xtime ()
1638 ALIAS: 1752 ALIAS:
1639 st_atime = 1 1753 st_atime = 0x01
1640 st_mtime = 2 1754 st_mtime = 0x02
1641 st_ctime = 4 1755 st_ctime = 0x04
1756 st_btime = 0x08
1642 st_xtime = 7 1757 st_xtime = 0x0f
1643 PPCODE: 1758 PPCODE:
1644 EXTEND (SP, 3); 1759 EXTEND (SP, 4);
1645 if (ix & 1) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC)); 1760 if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC));
1646 if (ix & 2) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC)); 1761 if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC));
1647 if (ix & 4) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC)); 1762 if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC));
1763 if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC));
1648 1764
1649void 1765void
1650st_xtimensec () 1766st_xtimensec ()
1651 ALIAS: 1767 ALIAS:
1652 st_atimensec = 1 1768 st_atimensec = 0x01
1653 st_mtimensec = 2 1769 st_mtimensec = 0x02
1654 st_ctimensec = 4 1770 st_ctimensec = 0x04
1771 st_btimensec = 0x08
1655 st_xtimensec = 7 1772 st_xtimensec = 0x0f
1773 st_btimesec = 0x10
1774 st_gen = 0x20
1656 PPCODE: 1775 PPCODE:
1657 EXTEND (SP, 3); 1776 EXTEND (SP, 4);
1658 if (ix & 1) PUSHs (newSViv (ATIMENSEC)); 1777 if (ix & 0x01) PUSHs (newSViv (ATIMENSEC));
1659 if (ix & 2) PUSHs (newSViv (MTIMENSEC)); 1778 if (ix & 0x02) PUSHs (newSViv (MTIMENSEC));
1660 if (ix & 4) PUSHs (newSViv (CTIMENSEC)); 1779 if (ix & 0x04) PUSHs (newSViv (CTIMENSEC));
1780 if (ix & 0x08) PUSHs (newSViv (BTIMENSEC));
1781 if (ix & 0x10) PUSHs (newSVuv (BTIMESEC));
1782 if (ix & 0x20) PUSHs (newSVuv (ST_GEN));
1661 1783
1662UV 1784UV
1663major (UV dev) 1785major (UV dev)
1664 ALIAS: 1786 ALIAS:
1665 minor = 1 1787 minor = 1
… …
1782 eio_wd wd2 = 0; 1904 eio_wd wd2 = 0;
1783 dREQ; 1905 dREQ;
1784 1906
1785 req->type = ix; 1907 req->type = ix;
1786 req_set_path1 (req, oldpath); 1908 req_set_path1 (req, oldpath);
1787 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 1909 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1788 req->int3 = (long)wd2; 1910 req->int3 = (long)wd2;
1789 1911
1790 REQ_SEND; 1912 REQ_SEND;
1791} 1913}
1792 1914
… …
1797 eio_wd wd2 = 0; 1919 eio_wd wd2 = 0;
1798 dREQ; 1920 dREQ;
1799 1921
1800 req->type = EIO_RENAME; 1922 req->type = EIO_RENAME;
1801 req_set_path1 (req, oldpath); 1923 req_set_path1 (req, oldpath);
1802 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 1924 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1803 req->int2 = flags; 1925 req->int2 = flags;
1804 req->int3 = (long)wd2; 1926 req->int3 = (long)wd2;
1805 1927
1806 REQ_SEND; 1928 REQ_SEND;
1807} 1929}
… …
2151} 2273}
2152 OUTPUT: 2274 OUTPUT:
2153 RETVAL 2275 RETVAL
2154 2276
2155int 2277int
2156madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 2278madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
2157 ALIAS: 2279 ALIAS:
2158 mprotect = 1 2280 mprotect = 1
2159 CODE: 2281 CODE:
2160{ 2282{
2161 STRLEN svlen; 2283 STRLEN svlen;
… …
2182} 2304}
2183 OUTPUT: 2305 OUTPUT:
2184 RETVAL 2306 RETVAL
2185 2307
2186int 2308int
2187munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef) 2309munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef)
2188 CODE: 2310 CODE:
2189{ 2311{
2190 STRLEN svlen; 2312 STRLEN svlen;
2191 void *addr = SvPVbyte (scalar, svlen); 2313 void *addr = SvPVbyte (scalar, svlen);
2192 size_t len = SvUV (length); 2314 size_t len = SvUV (length);
… …
2207#else 2329#else
2208 RETVAL = EIO_ENOSYS (); 2330 RETVAL = EIO_ENOSYS ();
2209#endif 2331#endif
2210} 2332}
2211 OUTPUT: 2333 OUTPUT:
2334 RETVAL
2335
2336int
2337mlockall (int flags)
2338 PROTOTYPE: $;
2339 CODE:
2340 RETVAL = eio_mlockall_sync (flags);
2341 OUTPUT:
2212 RETVAL 2342 RETVAL
2213 2343
2214int 2344int
2215munlockall () 2345munlockall ()
2216 CODE: 2346 CODE:
… …
2221#endif 2351#endif
2222 OUTPUT: 2352 OUTPUT:
2223 RETVAL 2353 RETVAL
2224 2354
2225int 2355int
2356statx (SV8 *pathname, int flags, UV mask)
2357 CODE:
2358{
2359 /* undocumented, and might go away, and anyway, should use eio_statx */
2360 SV *wdsv = 0;
2361 SV *pathsv = 0;
2362 eio_wd wd = EIO_CWD;
2363 void *ptr;
2364 int res;
2365
2366 req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr);
2367 RETVAL = eio__statx (!wd || wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx);
2368
2369 SvREFCNT_dec (pathsv);
2370 SvREFCNT_dec (wdsv);
2371}
2372 OUTPUT:
2373 RETVAL
2374
2375U32
2376stx_mode ()
2377 PROTOTYPE:
2378 CODE:
2379#if HAVE_STATX
2380 RETVAL = stx.stx_mode;
2381#else
2382 XSRETURN_UNDEF;
2383#endif
2384 OUTPUT:
2385 RETVAL
2386
2387#define STATX_OFFSET_mask statx_offsetof (stx_mask)
2388#define STATX_OFFSET_blksize statx_offsetof (stx_blksize)
2389#define STATX_OFFSET_nlink statx_offsetof (stx_nlink)
2390#define STATX_OFFSET_uid statx_offsetof (stx_uid)
2391#define STATX_OFFSET_gid statx_offsetof (stx_gid)
2392#define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major)
2393#define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor)
2394#define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major)
2395#define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor)
2396#define STATX_OFFSET_attributes statx_offsetof (stx_attributes)
2397#define STATX_OFFSET_ino statx_offsetof (stx_ino)
2398#define STATX_OFFSET_size statx_offsetof (stx_size)
2399#define STATX_OFFSET_blocks statx_offsetof (stx_blocks)
2400#define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask)
2401#define STATX_OFFSET_atime statx_offsetof (stx_atime)
2402#define STATX_OFFSET_btime statx_offsetof (stx_btime)
2403#define STATX_OFFSET_ctime statx_offsetof (stx_ctime)
2404#define STATX_OFFSET_mtime statx_offsetof (stx_mtime)
2405
2406U32
2407stx_mask ()
2408 PROTOTYPE:
2409 ALIAS:
2410 stx_mask = STATX_OFFSET_mask
2411 stx_blksize = STATX_OFFSET_blksize
2412 stx_nlink = STATX_OFFSET_nlink
2413 stx_uid = STATX_OFFSET_uid
2414 stx_gid = STATX_OFFSET_gid
2415 stx_rdev_major = STATX_OFFSET_rdev_major
2416 stx_rdev_minor = STATX_OFFSET_rdev_minor
2417 stx_dev_major = STATX_OFFSET_dev_major
2418 stx_dev_minor = STATX_OFFSET_dev_minor
2419 CODE:
2420#if HAVE_STATX
2421 RETVAL = *(__u32 *)((char *)&stx + ix);
2422#else
2423 XSRETURN_UNDEF;
2424#endif
2425 OUTPUT:
2426 RETVAL
2427
2428VAL64
2429stx_attributes ()
2430 PROTOTYPE:
2431 ALIAS:
2432 stx_attributes = STATX_OFFSET_attributes
2433 stx_ino = STATX_OFFSET_ino
2434 stx_size = STATX_OFFSET_size
2435 stx_blocks = STATX_OFFSET_blocks
2436 stx_attributes_mask = STATX_OFFSET_attributes_mask
2437 CODE:
2438#if HAVE_STATX
2439 RETVAL = *(__u64 *)((char *)&stx + ix);
2440#else
2441 XSRETURN_UNDEF;
2442#endif
2443 OUTPUT:
2444 RETVAL
2445
2446NV
2447stx_atime ()
2448 PROTOTYPE:
2449 ALIAS:
2450 stx_atime = STATX_OFFSET_atime
2451 stx_btime = STATX_OFFSET_btime
2452 stx_ctime = STATX_OFFSET_ctime
2453 stx_mtime = STATX_OFFSET_mtime
2454 CODE:
2455#if HAVE_STATX
2456 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2457 RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9;
2458#else
2459 XSRETURN_UNDEF;
2460#endif
2461 OUTPUT:
2462 RETVAL
2463
2464VAL64
2465stx_atimesec ()
2466 PROTOTYPE:
2467 ALIAS:
2468 stx_atimesec = STATX_OFFSET_atime
2469 stx_btimesec = STATX_OFFSET_btime
2470 stx_ctimesec = STATX_OFFSET_ctime
2471 stx_mtimesec = STATX_OFFSET_mtime
2472 CODE:
2473#if HAVE_STATX
2474 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2475 RETVAL = ts->tv_sec;
2476#else
2477 XSRETURN_UNDEF;
2478#endif
2479 OUTPUT:
2480 RETVAL
2481
2482U32
2483stx_atimensec ()
2484 PROTOTYPE:
2485 ALIAS:
2486 stx_atimensec = STATX_OFFSET_atime
2487 stx_btimensec = STATX_OFFSET_btime
2488 stx_ctimensec = STATX_OFFSET_ctime
2489 stx_mtimensec = STATX_OFFSET_mtime
2490 CODE:
2491#if HAVE_STATX
2492 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2493 RETVAL = ts->tv_nsec;
2494#else
2495 RETVAL = 0;
2496#endif
2497 OUTPUT:
2498 RETVAL
2499
2500void
2501accept4 (aio_rfd rfh, SV *sockaddr, int salen, int flags)
2502 PPCODE:
2503{
2504 SV *retval;
2505#if HAVE_ACCEPT4
2506 socklen_t salen_ = salen ? salen + 1 : 0;
2507
2508 if (salen)
2509 {
2510 sv_upgrade (sockaddr, SVt_PV);
2511 sv_grow (sockaddr, salen_);
2512 }
2513
2514 int res = accept4 (rfh, salen ? (struct sockaddr *)SvPVX (sockaddr) : 0, salen ? &salen_ : 0, flags);
2515
2516 retval = newmortalFH (res, O_RDWR);
2517
2518 if (res >= 0 && salen > 0)
2519 {
2520 if (salen_ > salen + 1)
2521 salen_ = salen + 1;
2522
2523 SvPOK_only (sockaddr);
2524 SvCUR_set (sockaddr, salen_);
2525 }
2526#else
2527 errno = ENOSYS;
2528 retval = &PL_sv_undef;
2529#endif
2530 XPUSHs (retval);
2531}
2532
2533ssize_t
2226splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) 2534splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
2227 CODE: 2535 CODE:
2228{ 2536{
2229#if HAVE_LINUX_SPLICE 2537#if HAVE_LINUX_SPLICE
2230 loff_t off_in_, off_out_; 2538 loff_t off_in_, off_out_;
… …
2238#endif 2546#endif
2239} 2547}
2240 OUTPUT: 2548 OUTPUT:
2241 RETVAL 2549 RETVAL
2242 2550
2243int 2551ssize_t
2244tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags) 2552tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
2245 CODE: 2553 CODE:
2246#if HAVE_LINUX_SPLICE 2554#if HAVE_LINUX_SPLICE
2247 RETVAL = tee (rfh, wfh, length, flags); 2555 RETVAL = tee (rfh, wfh, length, flags);
2248#else 2556#else
… …
2363#else 2671#else
2364 errno = ENOSYS; 2672 errno = ENOSYS;
2365#endif 2673#endif
2366} 2674}
2367 2675
2676void
2677memfd_create (SV8 *pathname, int flags = 0)
2678 PPCODE:
2679{
2680 int fd;
2681#if HAVE_MEMFD_CREATE
2682 fd = memfd_create (SvPVbyte_nolen (pathname), flags);
2683#else
2684 fd = (errno = ENOSYS, -1);
2685#endif
2686
2687 XPUSHs (newmortalFH (fd, O_RDWR));
2688}
2689
2368UV 2690UV
2369get_fdlimit () 2691get_fdlimit ()
2370 CODE: 2692 CODE:
2371#if HAVE_RLIMITS 2693#if HAVE_RLIMITS
2372 struct rlimit rl; 2694 struct rlimit rl;
… …
2405 if (0 == setrlimit (RLIMIT_NOFILE, &rl)) 2727 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2406 XSRETURN_YES; 2728 XSRETURN_YES;
2407 2729
2408 if (errno == EPERM) 2730 if (errno == EPERM)
2409 { 2731 {
2410 /* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */ 2732 /* setrlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */
2411 /* our limit overflows a system-wide limit */ 2733 /* our limit overflows a system-wide limit */
2412 /* try an adaptive algorithm, but do not lower the hardlimit */ 2734 /* try an adaptive algorithm, but do not lower the hardlimit */
2413 rl.rlim_max = 0; 2735 rl.rlim_max = 0;
2414 for (bit = 0x40000000U; bit; bit >>= 1) 2736 for (bit = 0x40000000U; bit; bit >>= 1)
2415 { 2737 {
2416 rl.rlim_max |= bit; 2738 rl.rlim_max |= bit;
2417 rl.rlim_cur = rl.rlim_max; 2739 rl.rlim_cur = rl.rlim_max;
2418 2740
2419 /* nevr decrease the hard limit */ 2741 /* never decrease the hard limit */
2420 if (rl.rlim_max < orig_rlim_max) 2742 if (rl.rlim_max < orig_rlim_max)
2421 break; 2743 break;
2422 2744
2423 if (0 != setrlimit (RLIMIT_NOFILE, &rl)) 2745 if (0 != setrlimit (RLIMIT_NOFILE, &rl))
2424 rl.rlim_max &= ~bit; /* too high, remove bit again */ 2746 rl.rlim_max &= ~bit; /* too high, remove bit again */

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines