[ViewVC] Diff of: cvs/IO-AIO/AIO.xs

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.268 by root, Thu Nov 29 19:49:48 2018 UTC vs.
Revision 1.294 by root, Sat Apr 9 19:34:05 2022 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
…		…
83		84
84	#else	85	#else
85		86
86	#include <sys/time.h>	87	#include <sys/time.h>
87	#include <sys/select.h>	88	#include <sys/select.h>
		89	#include <sys/wait.h>
88	#include <unistd.h>	90	#include <unistd.h>
89	#include <utime.h>	91	#include <utime.h>
90	#include <signal.h>	92	#include <signal.h>
91		93
92	#define EIO_STRUCT_STAT Stat_t	94	#define EIO_STRUCT_STAT Stat_t
…		…
114	# include <sys/sysmacros.h>	116	# include <sys/sysmacros.h>
115	#endif	117	#endif
116		118
117	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES	119	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES
118	# include <sys/mman.h>	120	# include <sys/mman.h>
		121	#endif
		122
		123	#if HAVE_SYS_UIO_H
		124	# include <sys/uio.h>
119	#endif	125	#endif
120		126
121	#if HAVE_ST_XTIMENSEC	127	#if HAVE_ST_XTIMENSEC
122	# define ATIMENSEC PL_statcache.st_atimensec	128	# define ATIMENSEC PL_statcache.st_atimensec
123	# define MTIMENSEC PL_statcache.st_mtimensec	129	# define MTIMENSEC PL_statcache.st_mtimensec
…		…
221		227
222	#if PAGESIZE <= 0	228	#if PAGESIZE <= 0
223	# define PAGESIZE sysconf (_SC_PAGESIZE)	229	# define PAGESIZE sysconf (_SC_PAGESIZE)
224	#endif	230	#endif
225		231
		232	/* solaris perl seems to declare a wrong syscall function that clashes with system includes */
		233	#ifdef __sun
		234	# undef HAVE_SYSCALL
		235	#endif
		236
		237	#if HAVE_SYSCALL
		238	#include <sys/syscall.h>
		239	#else
		240	# define syscall(nr,...) (errno = ENOSYS, -1)
		241	#endif
		242
226	/*****************************************************************************/	243	/*****************************************************************************/
227		244
228	#if !_POSIX_MAPPED_FILES	245	#if !_POSIX_MAPPED_FILES
229	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1)	246	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1)
230	# define munmap(addr,length) EIO_ENOSYS ()	247	# define munmap(addr,length) EIO_ENOSYS ()
…		…
288	};	305	};
289		306
290	/*****************************************************************************/	307	/*****************************************************************************/
291		308
292	/* helper: set scalar to foreign ptr with custom free */	309	/* helper: set scalar to foreign ptr with custom free */
		310	ecb_noinline
293	static void	311	static void
294	sv_set_foreign (SV sv, const MGVTBL const vtbl, void *addr, IV length)	312	sv_set_foreign (SV sv, const MGVTBL const vtbl, void *addr, IV length)
295	{	313	{
296	sv_force_normal (sv);	314	sv_force_normal (sv);
297		315
…		…
338	int count = req->int3;	356	int count = req->int3;
339		357
340	req->flags \|= EIO_FLAG_PTR1_FREE;	358	req->flags \|= EIO_FLAG_PTR1_FREE;
341		359
342	/* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */	360	/* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
343	/* increase in 3.5kb steps */	361	/* increase in fixed steps */
344	if (count < 0)	362	if (count < 0)
345	count = 8;	363	count = 8;
346		364
347	fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) count);	365	fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) count);
348	errno = ENOMEM;	366	errno = ENOMEM;
…		…
401		419
402	for (count = 0; count < incmap->fm_mapped_extents; ++count)	420	for (count = 0; count < incmap->fm_mapped_extents; ++count)
403	{	421	{
404	struct fiemap_extent *e = incmap->fm_extents + count;	422	struct fiemap_extent *e = incmap->fm_extents + count;
405		423
		424	fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
		425
406	if (e->fe_logical + e->fe_length >= end_offset)	426	if (e->fe_logical >= end_offset)
407	goto done;	427	goto done;
408
409	fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
410		428
411	if (e->fe_flags & FIEMAP_EXTENT_LAST)	429	if (e->fe_flags & FIEMAP_EXTENT_LAST)
412	goto done;	430	goto done;
413		431
414	}	432	}
…		…
423	}	441	}
424		442
425	/*****************************************************************************/	443	/*****************************************************************************/
426		444
427	static int close_fd; /* dummy fd to close fds via dup2 */	445	static int close_fd; /* dummy fd to close fds via dup2 */
		446
		447	#if HAVE_STATX
		448	static struct statx stx;
		449	#define statx_offsetof(member) offsetof (struct statx, member)
		450	#define eio__statx statx
		451	#else
		452	#define statx_offsetof(member) 0
		453	#define eio__statx(dir,path,flags,mask,stx) EIO_ENOSYS()
		454	#endif
428		455
429	enum {	456	enum {
430	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	457	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
431	};	458	};
432		459
…		…
456	/* read any signals sent by the worker threads */	483	/* read any signals sent by the worker threads */
457	s_epipe_drain (&respipe);	484	s_epipe_drain (&respipe);
458	}	485	}
459		486
460	/* must be called at most once */	487	/* must be called at most once */
		488	ecb_noinline
461	static SV *	489	static SV *
462	req_sv (aio_req req, HV *stash)	490	req_sv (aio_req req, HV *stash)
463	{	491	{
464	if (!req->self)	492	if (!req->self)
465	{	493	{
…		…
474	newSVaio_wd (aio_wd wd)	502	newSVaio_wd (aio_wd wd)
475	{	503	{
476	return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);	504	return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
477	}	505	}
478		506
		507	ecb_noinline
479	static aio_req	508	static aio_req
480	SvAIO_REQ (SV *sv)	509	SvAIO_REQ (SV *sv)
481	{	510	{
482	MAGIC *mg;	511	MAGIC *mg;
483		512
…		…
546	FREETMPS;	575	FREETMPS;
547	LEAVE;	576	LEAVE;
548	}	577	}
549	}	578	}
550		579
		580	ecb_noinline
551	static void	581	static void
552	req_submit (eio_req *req)	582	req_submit (eio_req *req)
553	{	583	{
554	eio_submit (req);	584	eio_submit (req);
555		585
…		…
816	}	846	}
817	else	847	else
818	PUSHs (sv_result);	848	PUSHs (sv_result);
819	break;	849	break;
820		850
		851	#if 0
		852	case EIO_CLOSE:
		853	PerlIOUnix_refcnt_dec (req->int1);
		854	break;
		855	#endif
		856
821	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */	857	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
822	if (req->result > 0)	858	if (req->result > 0)
823	SvIV_set (sv_result, 0);	859	SvIV_set (sv_result, 0);
824	/* FALLTHROUGH */	860	/* FALLTHROUGH */
825		861
…		…
876	grp->sv2 = 0;	912	grp->sv2 = 0;
877		913
878	eio_grp_cancel (grp);	914	eio_grp_cancel (grp);
879	}	915	}
880		916
881	static void ecb_cold	917	ecb_cold
		918	static void
882	create_respipe (void)	919	create_respipe (void)
883	{	920	{
884	if (s_epipe_renew (&respipe))	921	if (s_epipe_renew (&respipe))
885	croak ("IO::AIO: unable to initialize result pipe");	922	croak ("IO::AIO: unable to initialize result pipe");
886	}	923	}
…		…
920		957
921	poll_wait ();	958	poll_wait ();
922	}	959	}
923	}	960	}
924		961
925	static void ecb_cold	962	ecb_cold
		963	static void
926	reinit (void)	964	reinit (void)
927	{	965	{
928	create_respipe ();	966	create_respipe ();
929		967
930	if (eio_init (want_poll, done_poll) < 0)	968	if (eio_init (want_poll, done_poll) < 0)
…		…
938	{	976	{
939	SvGETMAGIC (cb_sv);	977	SvGETMAGIC (cb_sv);
940	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	978	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
941	}	979	}
942		980
		981	ecb_noinline
943	static aio_req ecb_noinline	982	static aio_req ecb_noinline
944	dreq (SV *callback)	983	dreq (SV *callback)
945	{	984	{
946	SV *cb_cv;	985	SV *cb_cv;
947	aio_req req;	986	aio_req req;
…		…
969	SPAGAIN; \	1008	SPAGAIN; \
970	\	1009	\
971	if (GIMME_V != G_VOID) \	1010	if (GIMME_V != G_VOID) \
972	XPUSHs (req_sv (req, aio_req_stash));	1011	XPUSHs (req_sv (req, aio_req_stash));
973		1012
		1013	/* wdsv, pathsv, wd and ptr must be 0-initialized */
974	ecb_inline void	1014	ecb_inline
		1015	void
975	req_set_path (aio_req req, SV path, SV wdsv, SV pathsv, eio_wd wd, void **ptr)	1016	req_set_path (SV path, SV wdsv, SV pathsv, eio_wd wd, void **ptr)
976	{	1017	{
977	if (expect_false (SvROK (path)))	1018	if (expect_false (SvROK (path)))
978	{	1019	{
979	SV *rv = SvRV (path);	1020	SV *rv = SvRV (path);
980	SV *wdob;	1021	SV *wdob;
…		…
1005		1046
1006	*pathsv = newSVsv (path);	1047	*pathsv = newSVsv (path);
1007	ptr = SvPVbyte_nolen (pathsv);	1048	ptr = SvPVbyte_nolen (pathsv);
1008	}	1049	}
1009		1050
1010	static void ecb_noinline	1051	ecb_noinline
		1052	static void
1011	req_set_path1 (aio_req req, SV *path)	1053	req_set_path1 (aio_req req, SV *path)
1012	{	1054	{
1013	req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);	1055	req_set_path (path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
1014	}	1056	}
1015		1057
1016	static void ecb_noinline	1058	ecb_noinline
		1059	static void
1017	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)	1060	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
1018	{	1061	{
1019	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;	1062	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
1020		1063
1021	switch (SvTYPE (rv))	1064	switch (SvTYPE (rv))
…		…
1160	const_iv (MAP_NONBLOCK)	1203	const_iv (MAP_NONBLOCK)
1161	const_iv (MAP_GROWSDOWN)	1204	const_iv (MAP_GROWSDOWN)
1162	const_iv (MAP_32BIT)	1205	const_iv (MAP_32BIT)
1163	const_iv (MAP_HUGETLB)	1206	const_iv (MAP_HUGETLB)
1164	const_iv (MAP_STACK)	1207	const_iv (MAP_STACK)
		1208	const_iv (MAP_FIXED_NOREPLACE)
		1209	const_iv (MAP_SHARED_VALIDATE)
		1210	const_iv (MAP_SYNC)
		1211	const_iv (MAP_UNINITIALIZED)
1165		1212
1166	const_iv (MREMAP_MAYMOVE)	1213	const_iv (MREMAP_MAYMOVE)
1167	const_iv (MREMAP_FIXED)	1214	const_iv (MREMAP_FIXED)
1168		1215
1169	const_iv (F_DUPFD_CLOEXEC)
1170
1171	const_iv (MSG_CMSG_CLOEXEC)	1216	const_iv (MSG_CMSG_CLOEXEC)
1172	const_iv (SOCK_CLOEXEC)	1217	const_iv (SOCK_CLOEXEC)
		1218
		1219	const_iv (F_DUPFD_CLOEXEC)
		1220
		1221	const_iv (F_ADD_SEALS)
		1222	const_iv (F_GET_SEALS)
		1223	const_iv (F_SEAL_SEAL)
		1224	const_iv (F_SEAL_SHRINK)
		1225	const_iv (F_SEAL_GROW)
		1226	const_iv (F_SEAL_WRITE)
1173		1227
1174	const_iv (F_OFD_GETLK)	1228	const_iv (F_OFD_GETLK)
1175	const_iv (F_OFD_SETLK)	1229	const_iv (F_OFD_SETLK)
1176	const_iv (F_OFD_GETLKW)	1230	const_iv (F_OFD_GETLKW)
1177		1231
…		…
1254		1308
1255	const_iv (EFD_CLOEXEC)	1309	const_iv (EFD_CLOEXEC)
1256	const_iv (EFD_NONBLOCK)	1310	const_iv (EFD_NONBLOCK)
1257	const_iv (EFD_SEMAPHORE)	1311	const_iv (EFD_SEMAPHORE)
1258		1312
		1313	const_iv (MFD_CLOEXEC)
		1314	const_iv (MFD_ALLOW_SEALING)
		1315	const_iv (MFD_HUGETLB)
		1316	const_iv (MFD_HUGETLB_2MB)
		1317	const_iv (MFD_HUGETLB_1GB)
		1318
1259	const_iv (CLOCK_REALTIME)	1319	const_iv (CLOCK_REALTIME)
1260	const_iv (CLOCK_MONOTONIC)	1320	const_iv (CLOCK_MONOTONIC)
1261	const_iv (CLOCK_BOOTTIME)	1321	const_iv (CLOCK_BOOTTIME)
1262	const_iv (CLOCK_REALTIME_ALARM)	1322	const_iv (CLOCK_REALTIME_ALARM)
1263	const_iv (CLOCK_BOOTTIME_ALARM)	1323	const_iv (CLOCK_BOOTTIME_ALARM)
…		…
1265	const_iv (TFD_NONBLOCK)	1325	const_iv (TFD_NONBLOCK)
1266	const_iv (TFD_CLOEXEC)	1326	const_iv (TFD_CLOEXEC)
1267		1327
1268	const_iv (TFD_TIMER_ABSTIME)	1328	const_iv (TFD_TIMER_ABSTIME)
1269	const_iv (TFD_TIMER_CANCEL_ON_SET)	1329	const_iv (TFD_TIMER_CANCEL_ON_SET)
		1330
		1331	const_iv (STATX_TYPE)
		1332	const_iv (STATX_MODE)
		1333	const_iv (STATX_NLINK)
		1334	const_iv (STATX_UID)
		1335	const_iv (STATX_GID)
		1336	const_iv (STATX_ATIME)
		1337	const_iv (STATX_MTIME)
		1338	const_iv (STATX_CTIME)
		1339	const_iv (STATX_INO)
		1340	const_iv (STATX_SIZE)
		1341	const_iv (STATX_BLOCKS)
		1342	const_iv (STATX_BASIC_STATS)
		1343	const_iv (STATX_ALL)
		1344	const_iv (STATX_BTIME)
		1345	const_iv (STATX_ATTR_COMPRESSED)
		1346	const_iv (STATX_ATTR_IMMUTABLE)
		1347	const_iv (STATX_ATTR_APPEND)
		1348	const_iv (STATX_ATTR_NODUMP)
		1349	const_iv (STATX_ATTR_ENCRYPTED)
		1350	const_iv (STATX_ATTR_AUTOMOUNT)
		1351
		1352	const_iv (AT_FDCWD)
		1353	const_iv (AT_SYMLINK_NOFOLLOW)
		1354	const_iv (AT_EACCESS)
		1355	const_iv (AT_REMOVEDIR)
		1356	const_iv (AT_SYMLINK_FOLLOW)
		1357	const_iv (AT_NO_AUTOMOUNT)
		1358	const_iv (AT_EMPTY_PATH)
		1359	const_iv (AT_STATX_SYNC_TYPE)
		1360	const_iv (AT_STATX_AS_STAT)
		1361	const_iv (AT_STATX_FORCE_SYNC)
		1362	const_iv (AT_STATX_DONT_SYNC)
		1363	const_iv (AT_RECURSIVE)
		1364
		1365	const_iv (OPEN_TREE_CLONE)
		1366
		1367	const_iv (FSOPEN_CLOEXEC)
		1368
		1369	const_iv (FSPICK_CLOEXEC)
		1370	const_iv (FSPICK_SYMLINK_NOFOLLOW)
		1371	const_iv (FSPICK_NO_AUTOMOUNT)
		1372	const_iv (FSPICK_EMPTY_PATH)
		1373
		1374	const_iv (MOVE_MOUNT_F_SYMLINKS)
		1375	const_iv (MOVE_MOUNT_F_AUTOMOUNTS)
		1376	const_iv (MOVE_MOUNT_F_EMPTY_PATH)
		1377	const_iv (MOVE_MOUNT_T_SYMLINKS)
		1378	const_iv (MOVE_MOUNT_T_AUTOMOUNTS)
		1379	const_iv (MOVE_MOUNT_T_EMPTY_PATH)
		1380
		1381	/* waitid */
		1382	const_iv (P_PID)
		1383	const_iv (P_PIDFD)
		1384	const_iv (P_PGID)
		1385	const_iv (P_ALL)
		1386
		1387	const_iv (FSCONFIG_SET_FLAG)
		1388	const_iv (FSCONFIG_SET_STRING)
		1389	const_iv (FSCONFIG_SET_BINARY)
		1390	const_iv (FSCONFIG_SET_PATH)
		1391	const_iv (FSCONFIG_SET_PATH_EMPTY)
		1392	const_iv (FSCONFIG_SET_FD)
		1393	const_iv (FSCONFIG_CMD_CREATE)
		1394	const_iv (FSCONFIG_CMD_RECONFIGURE)
		1395
		1396	const_iv (MOUNT_ATTR_RDONLY)
		1397	const_iv (MOUNT_ATTR_NOSUID)
		1398	const_iv (MOUNT_ATTR_NODEV)
		1399	const_iv (MOUNT_ATTR_NOEXEC)
		1400	const_iv (MOUNT_ATTR__ATIME)
		1401	const_iv (MOUNT_ATTR_RELATIME)
		1402	const_iv (MOUNT_ATTR_NOATIME)
		1403	const_iv (MOUNT_ATTR_STRICTATIME)
		1404	const_iv (MOUNT_ATTR_NODIRATIME)
1270		1405
1271	/* these are libeio constants, and are independent of gendef0 */	1406	/* these are libeio constants, and are independent of gendef0 */
1272	const_eio (SEEK_SET)	1407	const_eio (SEEK_SET)
1273	const_eio (SEEK_CUR)	1408	const_eio (SEEK_CUR)
1274	const_eio (SEEK_END)	1409	const_eio (SEEK_END)
…		…
1473	aio_close (SV fh, SV callback = &PL_sv_undef)	1608	aio_close (SV fh, SV callback = &PL_sv_undef)
1474	PPCODE:	1609	PPCODE:
1475	{	1610	{
1476	int fd = s_fileno_croak (fh, 0);	1611	int fd = s_fileno_croak (fh, 0);
1477	dREQ;	1612	dREQ;
		1613	#if 0
		1614	/* partially duplicate logic in s_fileno */
		1615	SvGETMAGIC (fh);
1478		1616
		1617	if (SvROK (fh))
		1618	{
		1619	fh = SvRV (fh);
		1620	SvGETMAGIC (fh);
		1621	}
		1622
		1623	if (SvTYPE (fh) == SVt_PVGV)
		1624	{
		1625	/* perl filehandle */
		1626	PerlIOUnix_refcnt_inc (fd);
		1627	do_close ((GV *)fh, 1);
		1628
		1629	req->type = EIO_CLOSE;
		1630	req->int1 = fd;
		1631	/req->sv2 = newSVsv (fh);/ /* since we stole the fd, no need to keep the fh */
		1632	}
		1633	else
		1634	#endif
		1635	{
		1636	/* fd number */
1479	req->type = EIO_DUP2;	1637	req->type = EIO_DUP2;
1480	req->int1 = close_fd;	1638	req->int1 = close_fd;
1481	req->sv2 = newSVsv (fh);	1639	req->sv2 = newSVsv (fh);
1482	req->int2 = fd;	1640	req->int2 = fd;
		1641	}
1483		1642
1484	REQ_SEND;	1643	REQ_SEND;
1485	}	1644	}
1486		1645
1487	void	1646	void
…		…
1817	eio_wd wd2 = 0;	1976	eio_wd wd2 = 0;
1818	dREQ;	1977	dREQ;
1819		1978
1820	req->type = ix;	1979	req->type = ix;
1821	req_set_path1 (req, oldpath);	1980	req_set_path1 (req, oldpath);
1822	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);	1981	req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1823	req->int3 = (long)wd2;	1982	req->int3 = (long)wd2;
1824		1983
1825	REQ_SEND;	1984	REQ_SEND;
1826	}	1985	}
1827		1986
…		…
1832	eio_wd wd2 = 0;	1991	eio_wd wd2 = 0;
1833	dREQ;	1992	dREQ;
1834		1993
1835	req->type = EIO_RENAME;	1994	req->type = EIO_RENAME;
1836	req_set_path1 (req, oldpath);	1995	req_set_path1 (req, oldpath);
1837	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);	1996	req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1838	req->int2 = flags;	1997	req->int2 = flags;
1839	req->int3 = (long)wd2;	1998	req->int3 = (long)wd2;
1840		1999
1841	REQ_SEND;	2000	REQ_SEND;
1842	}	2001	}
…		…
2245	}	2404	}
2246	OUTPUT:	2405	OUTPUT:
2247	RETVAL	2406	RETVAL
2248		2407
2249	int	2408	int
		2409	mlockall (int flags)
		2410	PROTOTYPE: $;
		2411	CODE:
		2412	RETVAL = eio_mlockall_sync (flags);
		2413	OUTPUT:
		2414	RETVAL
		2415
		2416	int
2250	munlockall ()	2417	munlockall ()
2251	CODE:	2418	CODE:
2252	#if _POSIX_MEMLOCK	2419	#if _POSIX_MEMLOCK
2253	munlockall ();	2420	munlockall ();
2254	#else	2421	#else
…		…
2256	#endif	2423	#endif
2257	OUTPUT:	2424	OUTPUT:
2258	RETVAL	2425	RETVAL
2259		2426
2260	int	2427	int
		2428	statx (SV8 *pathname, int flags, UV mask)
		2429	CODE:
		2430	{
		2431	/* undocumented, and might go away, and anyway, should use eio_statx */
		2432	SV *wdsv = 0;
		2433	SV *pathsv = 0;
		2434	eio_wd wd = EIO_CWD;
		2435	void *ptr;
		2436	int res;
		2437
		2438	req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr);
		2439	RETVAL = eio__statx (!wd \|\| wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx);
		2440
		2441	SvREFCNT_dec (pathsv);
		2442	SvREFCNT_dec (wdsv);
		2443	}
		2444	OUTPUT:
		2445	RETVAL
		2446
		2447	U32
		2448	stx_mode ()
		2449	PROTOTYPE:
		2450	CODE:
		2451	#if HAVE_STATX
		2452	RETVAL = stx.stx_mode;
		2453	#else
		2454	XSRETURN_UNDEF;
		2455	#endif
		2456	OUTPUT:
		2457	RETVAL
		2458
		2459	#define STATX_OFFSET_mask statx_offsetof (stx_mask)
		2460	#define STATX_OFFSET_blksize statx_offsetof (stx_blksize)
		2461	#define STATX_OFFSET_nlink statx_offsetof (stx_nlink)
		2462	#define STATX_OFFSET_uid statx_offsetof (stx_uid)
		2463	#define STATX_OFFSET_gid statx_offsetof (stx_gid)
		2464	#define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major)
		2465	#define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor)
		2466	#define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major)
		2467	#define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor)
		2468	#define STATX_OFFSET_attributes statx_offsetof (stx_attributes)
		2469	#define STATX_OFFSET_ino statx_offsetof (stx_ino)
		2470	#define STATX_OFFSET_size statx_offsetof (stx_size)
		2471	#define STATX_OFFSET_blocks statx_offsetof (stx_blocks)
		2472	#define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask)
		2473	#define STATX_OFFSET_atime statx_offsetof (stx_atime)
		2474	#define STATX_OFFSET_btime statx_offsetof (stx_btime)
		2475	#define STATX_OFFSET_ctime statx_offsetof (stx_ctime)
		2476	#define STATX_OFFSET_mtime statx_offsetof (stx_mtime)
		2477
		2478	U32
		2479	stx_mask ()
		2480	PROTOTYPE:
		2481	ALIAS:
		2482	stx_mask = STATX_OFFSET_mask
		2483	stx_blksize = STATX_OFFSET_blksize
		2484	stx_nlink = STATX_OFFSET_nlink
		2485	stx_uid = STATX_OFFSET_uid
		2486	stx_gid = STATX_OFFSET_gid
		2487	stx_rdev_major = STATX_OFFSET_rdev_major
		2488	stx_rdev_minor = STATX_OFFSET_rdev_minor
		2489	stx_dev_major = STATX_OFFSET_dev_major
		2490	stx_dev_minor = STATX_OFFSET_dev_minor
		2491	CODE:
		2492	#if HAVE_STATX
		2493	RETVAL = (__u32 )((char *)&stx + ix);
		2494	#else
		2495	XSRETURN_UNDEF;
		2496	#endif
		2497	OUTPUT:
		2498	RETVAL
		2499
		2500	VAL64
		2501	stx_attributes ()
		2502	PROTOTYPE:
		2503	ALIAS:
		2504	stx_attributes = STATX_OFFSET_attributes
		2505	stx_ino = STATX_OFFSET_ino
		2506	stx_size = STATX_OFFSET_size
		2507	stx_blocks = STATX_OFFSET_blocks
		2508	stx_attributes_mask = STATX_OFFSET_attributes_mask
		2509	CODE:
		2510	#if HAVE_STATX
		2511	RETVAL = (__u64 )((char *)&stx + ix);
		2512	#else
		2513	XSRETURN_UNDEF;
		2514	#endif
		2515	OUTPUT:
		2516	RETVAL
		2517
		2518	NV
		2519	stx_atime ()
		2520	PROTOTYPE:
		2521	ALIAS:
		2522	stx_atime = STATX_OFFSET_atime
		2523	stx_btime = STATX_OFFSET_btime
		2524	stx_ctime = STATX_OFFSET_ctime
		2525	stx_mtime = STATX_OFFSET_mtime
		2526	CODE:
		2527	#if HAVE_STATX
		2528	struct statx_timestamp ts = (struct statx_timestamp )((char *)&stx + ix);
		2529	RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9;
		2530	#else
		2531	XSRETURN_UNDEF;
		2532	#endif
		2533	OUTPUT:
		2534	RETVAL
		2535
		2536	VAL64
		2537	stx_atimesec ()
		2538	PROTOTYPE:
		2539	ALIAS:
		2540	stx_atimesec = STATX_OFFSET_atime
		2541	stx_btimesec = STATX_OFFSET_btime
		2542	stx_ctimesec = STATX_OFFSET_ctime
		2543	stx_mtimesec = STATX_OFFSET_mtime
		2544	CODE:
		2545	#if HAVE_STATX
		2546	struct statx_timestamp ts = (struct statx_timestamp )((char *)&stx + ix);
		2547	RETVAL = ts->tv_sec;
		2548	#else
		2549	XSRETURN_UNDEF;
		2550	#endif
		2551	OUTPUT:
		2552	RETVAL
		2553
		2554	U32
		2555	stx_atimensec ()
		2556	PROTOTYPE:
		2557	ALIAS:
		2558	stx_atimensec = STATX_OFFSET_atime
		2559	stx_btimensec = STATX_OFFSET_btime
		2560	stx_ctimensec = STATX_OFFSET_ctime
		2561	stx_mtimensec = STATX_OFFSET_mtime
		2562	CODE:
		2563	#if HAVE_STATX
		2564	struct statx_timestamp ts = (struct statx_timestamp )((char *)&stx + ix);
		2565	RETVAL = ts->tv_nsec;
		2566	#else
		2567	RETVAL = 0;
		2568	#endif
		2569	OUTPUT:
		2570	RETVAL
		2571
		2572	void
		2573	accept4 (aio_rfd rfh, SV *sockaddr, int salen, int flags)
		2574	PPCODE:
		2575	{
		2576	SV *retval;
		2577	#if HAVE_ACCEPT4
		2578	socklen_t salen_ = salen ? salen + 1 : 0;
		2579
		2580	if (salen)
		2581	{
		2582	sv_upgrade (sockaddr, SVt_PV);
		2583	sv_grow (sockaddr, salen_);
		2584	}
		2585
		2586	int res = accept4 (rfh, salen ? (struct sockaddr *)SvPVX (sockaddr) : 0, salen ? &salen_ : 0, flags);
		2587
		2588	retval = newmortalFH (res, O_RDWR);
		2589
		2590	if (res >= 0 && salen > 0)
		2591	{
		2592	if (salen_ > salen + 1)
		2593	salen_ = salen + 1;
		2594
		2595	SvPOK_only (sockaddr);
		2596	SvCUR_set (sockaddr, salen_);
		2597	}
		2598	#else
		2599	errno = ENOSYS;
		2600	retval = &PL_sv_undef;
		2601	#endif
		2602	XPUSHs (retval);
		2603	}
		2604
		2605	ssize_t
2261	splice (aio_rfd rfh, SV off_in, aio_wfd wfh, SV off_out, size_t length, unsigned int flags)	2606	splice (aio_rfd rfh, SV off_in, aio_wfd wfh, SV off_out, size_t length, unsigned int flags)
2262	CODE:	2607	CODE:
2263	{	2608	{
2264	#if HAVE_LINUX_SPLICE	2609	#if HAVE_LINUX_SPLICE
2265	loff_t off_in_, off_out_;	2610	loff_t off_in_, off_out_;
…		…
2273	#endif	2618	#endif
2274	}	2619	}
2275	OUTPUT:	2620	OUTPUT:
2276	RETVAL	2621	RETVAL
2277		2622
2278	int	2623	ssize_t
2279	tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)	2624	tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
2280	CODE:	2625	CODE:
2281	#if HAVE_LINUX_SPLICE	2626	#if HAVE_LINUX_SPLICE
2282	RETVAL = tee (rfh, wfh, length, flags);	2627	RETVAL = tee (rfh, wfh, length, flags);
2283	#else	2628	#else
…		…
2326	PUSHs (newmortalFH (fd[1], O_WRONLY));	2671	PUSHs (newmortalFH (fd[1], O_WRONLY));
2327	}	2672	}
2328	}	2673	}
2329		2674
2330	void	2675	void
		2676	pidfd_open (int pid, unsigned int flags = 0)
		2677	PPCODE:
		2678	{
		2679	/GENDEF0_SYSCALL(pidfd_open,434)/
		2680	int fd = syscall (SYS_pidfd_open, pid, flags);
		2681	XPUSHs (newmortalFH (fd, O_RDWR));
		2682	}
		2683
		2684	int
		2685	pidfd_send_signal (SV pidfh, int sig, SV siginfo = &PL_sv_undef, unsigned int flags = 0)
		2686	PPCODE:
		2687	{
		2688	int res;
		2689	#if HAVE_SIGINFO_T
		2690	siginfo_t si = { 0 };
		2691
		2692	if (SvOK (siginfo))
		2693	{
		2694	HV *hv;
		2695	SV **svp;
		2696
		2697	if (!SvROK (siginfo) \|\| SvTYPE (SvRV (siginfo)) != SVt_PVHV)
		2698	croak ("siginfo argument must be a hashref with 'code', 'pid', 'uid' and 'value_int' or 'value_ptr' members, caught");
		2699
		2700	hv = (HV *)SvRV (siginfo);
		2701
		2702	if ((svp = hv_fetchs (hv, "code" , 0))) si.si_code = SvIV (*svp);
		2703	if ((svp = hv_fetchs (hv, "pid" , 0))) si.si_pid = SvIV (*svp);
		2704	if ((svp = hv_fetchs (hv, "uid" , 0))) si.si_uid = SvIV (*svp);
		2705	if ((svp = hv_fetchs (hv, "value_int", 0))) si.si_value.sival_int = SvIV (*svp);
		2706	if ((svp = hv_fetchs (hv, "value_ptr", 0))) si.si_value.sival_ptr = (void )SvIV (svp);
		2707	}
		2708
		2709	/GENDEF0_SYSCALL(pidfd_send_signal,424)/
		2710	res = syscall (SYS_pidfd_send_signal, s_fileno_croak (pidfh, 0), sig, SvOK (siginfo) ? &si : 0, flags);
		2711	#else
		2712	res = (errno = ENOSYS, -1);
		2713	#endif
		2714
		2715	XPUSHs (sv_2mortal (newSViv (res)));
		2716	}
		2717
		2718	void
		2719	pidfd_getfd (SV *pidfh, int targetfd, unsigned int flags = 0)
		2720	PPCODE:
		2721	{
		2722	/GENDEF0_SYSCALL(pidfd_getfd,438)/
		2723	int fd = syscall (SYS_pidfd_getfd, s_fileno_croak (pidfh, 0), targetfd, flags);
		2724	XPUSHs (newmortalFH (fd, O_RDWR));
		2725	}
		2726
		2727	void
2331	eventfd (unsigned int initval = 0, int flags = 0)	2728	eventfd (unsigned int initval = 0, int flags = 0)
2332	PPCODE:	2729	PPCODE:
2333	{	2730	{
2334	int fd;	2731	int fd;
2335	#if HAVE_EVENTFD	2732	#if HAVE_EVENTFD
…		…
2398	#else	2795	#else
2399	errno = ENOSYS;	2796	errno = ENOSYS;
2400	#endif	2797	#endif
2401	}	2798	}
2402		2799
		2800	void
		2801	memfd_create (SV8 *pathname, int flags = 0)
		2802	PPCODE:
		2803	{
		2804	int fd;
		2805	#if HAVE_MEMFD_CREATE
		2806	fd = memfd_create (SvPVbyte_nolen (pathname), flags);
		2807	#else
		2808	fd = (errno = ENOSYS, -1);
		2809	#endif
		2810
		2811	XPUSHs (newmortalFH (fd, O_RDWR));
		2812	}
		2813
2403	UV	2814	UV
2404	get_fdlimit ()	2815	get_fdlimit ()
2405	CODE:	2816	CODE:
2406	#if HAVE_RLIMITS	2817	#if HAVE_RLIMITS
2407	struct rlimit rl;	2818	struct rlimit rl;
…		…
2440	if (0 == setrlimit (RLIMIT_NOFILE, &rl))	2851	if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2441	XSRETURN_YES;	2852	XSRETURN_YES;
2442		2853
2443	if (errno == EPERM)	2854	if (errno == EPERM)
2444	{	2855	{
2445	/* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */	2856	/* setrlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */
2446	/* our limit overflows a system-wide limit */	2857	/* our limit overflows a system-wide limit */
2447	/* try an adaptive algorithm, but do not lower the hardlimit */	2858	/* try an adaptive algorithm, but do not lower the hardlimit */
2448	rl.rlim_max = 0;	2859	rl.rlim_max = 0;
2449	for (bit = 0x40000000U; bit; bit >>= 1)	2860	for (bit = 0x40000000U; bit; bit >>= 1)
2450	{	2861	{
2451	rl.rlim_max \|= bit;	2862	rl.rlim_max \|= bit;
2452	rl.rlim_cur = rl.rlim_max;	2863	rl.rlim_cur = rl.rlim_max;
2453		2864
2454	/* nevr decrease the hard limit */	2865	/* never decrease the hard limit */
2455	if (rl.rlim_max < orig_rlim_max)	2866	if (rl.rlim_max < orig_rlim_max)
2456	break;	2867	break;
2457		2868
2458	if (0 != setrlimit (RLIMIT_NOFILE, &rl))	2869	if (0 != setrlimit (RLIMIT_NOFILE, &rl))
2459	rl.rlim_max &= ~bit; /* too high, remove bit again */	2870	rl.rlim_max &= ~bit; /* too high, remove bit again */

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.268 by root, Thu Nov 29 19:49:48 2018 UTC vs. Revision 1.294 by root, Sat Apr 9 19:34:05 2022 UTC

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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.268 by root, Thu Nov 29 19:49:48 2018 UTC vs.
Revision 1.294 by root, Sat Apr 9 19:34:05 2022 UTC