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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.269 by root, Thu Nov 29 21:48:44 2018 UTC vs.
Revision 1.278 by root, Fri Sep 6 22:03:08 2019 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
… …
116 117
117#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES 118#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
118# include <sys/mman.h> 119# include <sys/mman.h>
119#endif 120#endif
120 121
122#if HAVE_SYS_UIO_H
123# include <sys/uio.h>
124#endif
125
121#if HAVE_ST_XTIMENSEC 126#if HAVE_ST_XTIMENSEC
122# define ATIMENSEC PL_statcache.st_atimensec 127# define ATIMENSEC PL_statcache.st_atimensec
123# define MTIMENSEC PL_statcache.st_mtimensec 128# define MTIMENSEC PL_statcache.st_mtimensec
124# define CTIMENSEC PL_statcache.st_ctimensec 129# define CTIMENSEC PL_statcache.st_ctimensec
125#elif HAVE_ST_XTIMESPEC 130#elif HAVE_ST_XTIMESPEC
… …
288}; 293};
289 294
290/*****************************************************************************/ 295/*****************************************************************************/
291 296
292/* helper: set scalar to foreign ptr with custom free */ 297/* helper: set scalar to foreign ptr with custom free */
298ecb_noinline
293static void 299static void
294sv_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)
295{ 301{
296 sv_force_normal (sv); 302 sv_force_normal (sv);
297 303
… …
424 430
425/*****************************************************************************/ 431/*****************************************************************************/
426 432
427static int close_fd; /* dummy fd to close fds via dup2 */ 433static int close_fd; /* dummy fd to close fds via dup2 */
428 434
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
429enum { 444enum {
430 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 445 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
431}; 446};
432 447
433typedef eio_req *aio_req; 448typedef eio_req *aio_req;
… …
456 /* read any signals sent by the worker threads */ 471 /* read any signals sent by the worker threads */
457 s_epipe_drain (&respipe); 472 s_epipe_drain (&respipe);
458} 473}
459 474
460/* must be called at most once */ 475/* must be called at most once */
476ecb_noinline
461static SV * 477static SV *
462req_sv (aio_req req, HV *stash) 478req_sv (aio_req req, HV *stash)
463{ 479{
464 if (!req->self) 480 if (!req->self)
465 { 481 {
… …
474newSVaio_wd (aio_wd wd) 490newSVaio_wd (aio_wd wd)
475{ 491{
476 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);
477} 493}
478 494
495ecb_noinline
479static aio_req 496static aio_req
480SvAIO_REQ (SV *sv) 497SvAIO_REQ (SV *sv)
481{ 498{
482 MAGIC *mg; 499 MAGIC *mg;
483 500
… …
546 FREETMPS; 563 FREETMPS;
547 LEAVE; 564 LEAVE;
548 } 565 }
549} 566}
550 567
568ecb_noinline
551static void 569static void
552req_submit (eio_req *req) 570req_submit (eio_req *req)
553{ 571{
554 eio_submit (req); 572 eio_submit (req);
555 573
… …
816 } 834 }
817 else 835 else
818 PUSHs (sv_result); 836 PUSHs (sv_result);
819 break; 837 break;
820 838
839#if 0
840 case EIO_CLOSE:
841 PerlIOUnix_refcnt_dec (req->int1);
842 break;
843#endif
844
821 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 */
822 if (req->result > 0) 846 if (req->result > 0)
823 SvIV_set (sv_result, 0); 847 SvIV_set (sv_result, 0);
824 /* FALLTHROUGH */ 848 /* FALLTHROUGH */
825 849
… …
876 grp->sv2 = 0; 900 grp->sv2 = 0;
877 901
878 eio_grp_cancel (grp); 902 eio_grp_cancel (grp);
879} 903}
880 904
881static void ecb_cold 905ecb_cold
906static void
882create_respipe (void) 907create_respipe (void)
883{ 908{
884 if (s_epipe_renew (&respipe)) 909 if (s_epipe_renew (&respipe))
885 croak ("IO::AIO: unable to initialize result pipe"); 910 croak ("IO::AIO: unable to initialize result pipe");
886} 911}
… …
920 945
921 poll_wait (); 946 poll_wait ();
922 } 947 }
923} 948}
924 949
925static void ecb_cold 950ecb_cold
951static void
926reinit (void) 952reinit (void)
927{ 953{
928 create_respipe (); 954 create_respipe ();
929 955
930 if (eio_init (want_poll, done_poll) < 0) 956 if (eio_init (want_poll, done_poll) < 0)
… …
938{ 964{
939 SvGETMAGIC (cb_sv); 965 SvGETMAGIC (cb_sv);
940 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 966 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
941} 967}
942 968
969ecb_noinline
943static aio_req ecb_noinline 970static aio_req ecb_noinline
944dreq (SV *callback) 971dreq (SV *callback)
945{ 972{
946 SV *cb_cv; 973 SV *cb_cv;
947 aio_req req; 974 aio_req req;
… …
969 SPAGAIN; \ 996 SPAGAIN; \
970 \ 997 \
971 if (GIMME_V != G_VOID) \ 998 if (GIMME_V != G_VOID) \
972 XPUSHs (req_sv (req, aio_req_stash)); 999 XPUSHs (req_sv (req, aio_req_stash));
973 1000
1001/* *wdsv, *pathsv, *wd and *ptr must be 0-initialized */
974ecb_inline void 1002ecb_inline
1003void
975req_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)
976{ 1005{
977 if (expect_false (SvROK (path))) 1006 if (expect_false (SvROK (path)))
978 { 1007 {
979 SV *rv = SvRV (path); 1008 SV *rv = SvRV (path);
980 SV *wdob; 1009 SV *wdob;
… …
1005 1034
1006 *pathsv = newSVsv (path); 1035 *pathsv = newSVsv (path);
1007 *ptr = SvPVbyte_nolen (*pathsv); 1036 *ptr = SvPVbyte_nolen (*pathsv);
1008} 1037}
1009 1038
1010static void ecb_noinline 1039ecb_noinline
1040static void
1011req_set_path1 (aio_req req, SV *path) 1041req_set_path1 (aio_req req, SV *path)
1012{ 1042{
1013 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);
1014} 1044}
1015 1045
1016static void ecb_noinline 1046ecb_noinline
1047static void
1017req_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)
1018{ 1049{
1019 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;
1020 1051
1021 switch (SvTYPE (rv)) 1052 switch (SvTYPE (rv))
… …
1164 const_iv (MAP_STACK) 1195 const_iv (MAP_STACK)
1165 1196
1166 const_iv (MREMAP_MAYMOVE) 1197 const_iv (MREMAP_MAYMOVE)
1167 const_iv (MREMAP_FIXED) 1198 const_iv (MREMAP_FIXED)
1168 1199
1169 const_iv (F_DUPFD_CLOEXEC)
1170
1171 const_iv (MSG_CMSG_CLOEXEC) 1200 const_iv (MSG_CMSG_CLOEXEC)
1172 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)
1173 1211
1174 const_iv (F_OFD_GETLK) 1212 const_iv (F_OFD_GETLK)
1175 const_iv (F_OFD_SETLK) 1213 const_iv (F_OFD_SETLK)
1176 const_iv (F_OFD_GETLKW) 1214 const_iv (F_OFD_GETLKW)
1177 1215
… …
1254 1292
1255 const_iv (EFD_CLOEXEC) 1293 const_iv (EFD_CLOEXEC)
1256 const_iv (EFD_NONBLOCK) 1294 const_iv (EFD_NONBLOCK)
1257 const_iv (EFD_SEMAPHORE) 1295 const_iv (EFD_SEMAPHORE)
1258 1296
1297 const_iv (MFD_CLOEXEC)
1298 const_iv (MFD_ALLOW_SEALING)
1299 const_iv (MFD_HUGETLB)
1300
1259 const_iv (CLOCK_REALTIME) 1301 const_iv (CLOCK_REALTIME)
1260 const_iv (CLOCK_MONOTONIC) 1302 const_iv (CLOCK_MONOTONIC)
1261 const_iv (CLOCK_BOOTTIME) 1303 const_iv (CLOCK_BOOTTIME)
1262 const_iv (CLOCK_REALTIME_ALARM) 1304 const_iv (CLOCK_REALTIME_ALARM)
1263 const_iv (CLOCK_BOOTTIME_ALARM) 1305 const_iv (CLOCK_BOOTTIME_ALARM)
… …
1265 const_iv (TFD_NONBLOCK) 1307 const_iv (TFD_NONBLOCK)
1266 const_iv (TFD_CLOEXEC) 1308 const_iv (TFD_CLOEXEC)
1267 1309
1268 const_iv (TFD_TIMER_ABSTIME) 1310 const_iv (TFD_TIMER_ABSTIME)
1269 const_iv (TFD_TIMER_CANCEL_ON_SET) 1311 const_iv (TFD_TIMER_CANCEL_ON_SET)
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)
1270 1333
1271 /* these are libeio constants, and are independent of gendef0 */ 1334 /* these are libeio constants, and are independent of gendef0 */
1272 const_eio (SEEK_SET) 1335 const_eio (SEEK_SET)
1273 const_eio (SEEK_CUR) 1336 const_eio (SEEK_CUR)
1274 const_eio (SEEK_END) 1337 const_eio (SEEK_END)
… …
1473aio_close (SV *fh, SV *callback = &PL_sv_undef) 1536aio_close (SV *fh, SV *callback = &PL_sv_undef)
1474 PPCODE: 1537 PPCODE:
1475{ 1538{
1476 int fd = s_fileno_croak (fh, 0); 1539 int fd = s_fileno_croak (fh, 0);
1477 dREQ; 1540 dREQ;
1541#if 0
1542 /* partially duplicate logic in s_fileno */
1543 SvGETMAGIC (fh);
1478 1544
1545 if (SvROK (fh))
1546 {
1547 fh = SvRV (fh);
1548 SvGETMAGIC (fh);
1549 }
1550
1551 if (SvTYPE (fh) == SVt_PVGV)
1552 {
1553 /* perl filehandle */
1554 PerlIOUnix_refcnt_inc (fd);
1555 do_close ((GV *)fh, 1);
1556
1557 req->type = EIO_CLOSE;
1558 req->int1 = fd;
1559 /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */
1560 }
1561 else
1562#endif
1563 {
1564 /* fd number */
1479 req->type = EIO_DUP2; 1565 req->type = EIO_DUP2;
1480 req->int1 = close_fd; 1566 req->int1 = close_fd;
1481 req->sv2 = newSVsv (fh); 1567 req->sv2 = newSVsv (fh);
1482 req->int2 = fd; 1568 req->int2 = fd;
1569 }
1483 1570
1484 REQ_SEND; 1571 REQ_SEND;
1485} 1572}
1486 1573
1487void 1574void
… …
1817 eio_wd wd2 = 0; 1904 eio_wd wd2 = 0;
1818 dREQ; 1905 dREQ;
1819 1906
1820 req->type = ix; 1907 req->type = ix;
1821 req_set_path1 (req, oldpath); 1908 req_set_path1 (req, oldpath);
1822 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 1909 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1823 req->int3 = (long)wd2; 1910 req->int3 = (long)wd2;
1824 1911
1825 REQ_SEND; 1912 REQ_SEND;
1826} 1913}
1827 1914
… …
1832 eio_wd wd2 = 0; 1919 eio_wd wd2 = 0;
1833 dREQ; 1920 dREQ;
1834 1921
1835 req->type = EIO_RENAME; 1922 req->type = EIO_RENAME;
1836 req_set_path1 (req, oldpath); 1923 req_set_path1 (req, oldpath);
1837 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 1924 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1838 req->int2 = flags; 1925 req->int2 = flags;
1839 req->int3 = (long)wd2; 1926 req->int3 = (long)wd2;
1840 1927
1841 REQ_SEND; 1928 REQ_SEND;
1842} 1929}
… …
2246 OUTPUT: 2333 OUTPUT:
2247 RETVAL 2334 RETVAL
2248 2335
2249int 2336int
2250mlockall (int flags) 2337mlockall (int flags)
2338 PROTOTYPE: $;
2251 CODE: 2339 CODE:
2252 RETVAL = eio_mlockall_sync (flags); 2340 RETVAL = eio_mlockall_sync (flags);
2253 OUTPUT: 2341 OUTPUT:
2254 RETVAL 2342 RETVAL
2255 2343
… …
2261#else 2349#else
2262 RETVAL = EIO_ENOSYS (); 2350 RETVAL = EIO_ENOSYS ();
2263#endif 2351#endif
2264 OUTPUT: 2352 OUTPUT:
2265 RETVAL 2353 RETVAL
2354
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 sv_dump(retval);
2518
2519 if (res >= 0 && salen > 0)
2520 {
2521 if (salen_ > salen + 1)
2522 salen_ = salen + 1;
2523
2524 SvPOK_only (sockaddr);
2525 SvCUR_set (sockaddr, salen_);
2526 }
2527#else
2528 errno = ENOSYS;
2529 retval = &PL_sv_undef;
2530#endif
2531 XPUSHs (retval);
2532}
2266 2533
2267int 2534int
2268splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) 2535splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
2269 CODE: 2536 CODE:
2270{ 2537{
… …
2403 PUSHs (newSVnv (ts_get (&ots.it_value))); 2670 PUSHs (newSVnv (ts_get (&ots.it_value)));
2404 } 2671 }
2405#else 2672#else
2406 errno = ENOSYS; 2673 errno = ENOSYS;
2407#endif 2674#endif
2675}
2676
2677void
2678memfd_create (SV8 *pathname, int flags = 0)
2679 PPCODE:
2680{
2681 int fd;
2682#if HAVE_MEMFD_CREATE
2683 fd = memfd_create (SvPVbyte_nolen (pathname), flags);
2684#else
2685 fd = (errno = ENOSYS, -1);
2686#endif
2687
2688 XPUSHs (newmortalFH (fd, O_RDWR));
2408} 2689}
2409 2690
2410UV 2691UV
2411get_fdlimit () 2692get_fdlimit ()
2412 CODE: 2693 CODE:

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