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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.271 by root, Fri Dec 28 12:43:00 2018 UTC vs.
Revision 1.289 by root, Mon Jan 4 22:19:06 2021 UTC

…		…
84		84
85	#else	85	#else
86		86
87	#include <sys/time.h>	87	#include <sys/time.h>
88	#include <sys/select.h>	88	#include <sys/select.h>
		89	#include <sys/wait.h>
89	#include <unistd.h>	90	#include <unistd.h>
90	#include <utime.h>	91	#include <utime.h>
91	#include <signal.h>	92	#include <signal.h>
92		93
93	#define EIO_STRUCT_STAT Stat_t	94	#define EIO_STRUCT_STAT Stat_t
…		…
115	# include <sys/sysmacros.h>	116	# include <sys/sysmacros.h>
116	#endif	117	#endif
117		118
118	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES	119	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES
119	# include <sys/mman.h>	120	# include <sys/mman.h>
		121	#endif
		122
		123	#if HAVE_SYS_UIO_H
		124	# include <sys/uio.h>
120	#endif	125	#endif
121		126
122	#if HAVE_ST_XTIMENSEC	127	#if HAVE_ST_XTIMENSEC
123	# define ATIMENSEC PL_statcache.st_atimensec	128	# define ATIMENSEC PL_statcache.st_atimensec
124	# define MTIMENSEC PL_statcache.st_mtimensec	129	# define MTIMENSEC PL_statcache.st_mtimensec
…		…
222		227
223	#if PAGESIZE <= 0	228	#if PAGESIZE <= 0
224	# define PAGESIZE sysconf (_SC_PAGESIZE)	229	# define PAGESIZE sysconf (_SC_PAGESIZE)
225	#endif	230	#endif
226		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
227	/*****************************************************************************/	243	/*****************************************************************************/
228		244
229	#if !_POSIX_MAPPED_FILES	245	#if !_POSIX_MAPPED_FILES
230	# 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)
231	# define munmap(addr,length) EIO_ENOSYS ()	247	# define munmap(addr,length) EIO_ENOSYS ()
…		…
289	};	305	};
290		306
291	/*****************************************************************************/	307	/*****************************************************************************/
292		308
293	/* helper: set scalar to foreign ptr with custom free */	309	/* helper: set scalar to foreign ptr with custom free */
		310	ecb_noinline
294	static void	311	static void
295	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)
296	{	313	{
297	sv_force_normal (sv);	314	sv_force_normal (sv);
298		315
…		…
339	int count = req->int3;	356	int count = req->int3;
340		357
341	req->flags \|= EIO_FLAG_PTR1_FREE;	358	req->flags \|= EIO_FLAG_PTR1_FREE;
342		359
343	/* 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, */
344	/* increase in 3.5kb steps */	361	/* increase in fixed steps */
345	if (count < 0)	362	if (count < 0)
346	count = 8;	363	count = 8;
347		364
348	fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) count);	365	fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) count);
349	errno = ENOMEM;	366	errno = ENOMEM;
…		…
402		419
403	for (count = 0; count < incmap->fm_mapped_extents; ++count)	420	for (count = 0; count < incmap->fm_mapped_extents; ++count)
404	{	421	{
405	struct fiemap_extent *e = incmap->fm_extents + count;	422	struct fiemap_extent *e = incmap->fm_extents + count;
406		423
		424	fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
		425
407	if (e->fe_logical + e->fe_length >= end_offset)	426	if (e->fe_logical >= end_offset)
408	goto done;	427	goto done;
409
410	fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
411		428
412	if (e->fe_flags & FIEMAP_EXTENT_LAST)	429	if (e->fe_flags & FIEMAP_EXTENT_LAST)
413	goto done;	430	goto done;
414		431
415	}	432	}
…		…
424	}	441	}
425		442
426	/*****************************************************************************/	443	/*****************************************************************************/
427		444
428	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
429		455
430	enum {	456	enum {
431	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	457	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
432	};	458	};
433		459
…		…
457	/* read any signals sent by the worker threads */	483	/* read any signals sent by the worker threads */
458	s_epipe_drain (&respipe);	484	s_epipe_drain (&respipe);
459	}	485	}
460		486
461	/* must be called at most once */	487	/* must be called at most once */
		488	ecb_noinline
462	static SV *	489	static SV *
463	req_sv (aio_req req, HV *stash)	490	req_sv (aio_req req, HV *stash)
464	{	491	{
465	if (!req->self)	492	if (!req->self)
466	{	493	{
…		…
475	newSVaio_wd (aio_wd wd)	502	newSVaio_wd (aio_wd wd)
476	{	503	{
477	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);
478	}	505	}
479		506
		507	ecb_noinline
480	static aio_req	508	static aio_req
481	SvAIO_REQ (SV *sv)	509	SvAIO_REQ (SV *sv)
482	{	510	{
483	MAGIC *mg;	511	MAGIC *mg;
484		512
…		…
547	FREETMPS;	575	FREETMPS;
548	LEAVE;	576	LEAVE;
549	}	577	}
550	}	578	}
551		579
		580	ecb_noinline
552	static void	581	static void
553	req_submit (eio_req *req)	582	req_submit (eio_req *req)
554	{	583	{
555	eio_submit (req);	584	eio_submit (req);
556		585
…		…
817	}	846	}
818	else	847	else
819	PUSHs (sv_result);	848	PUSHs (sv_result);
820	break;	849	break;
821		850
		851	#if 0
		852	case EIO_CLOSE:
		853	PerlIOUnix_refcnt_dec (req->int1);
		854	break;
		855	#endif
		856
822	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 */
823	if (req->result > 0)	858	if (req->result > 0)
824	SvIV_set (sv_result, 0);	859	SvIV_set (sv_result, 0);
825	/* FALLTHROUGH */	860	/* FALLTHROUGH */
826		861
…		…
877	grp->sv2 = 0;	912	grp->sv2 = 0;
878		913
879	eio_grp_cancel (grp);	914	eio_grp_cancel (grp);
880	}	915	}
881		916
882	static void ecb_cold	917	ecb_cold
		918	static void
883	create_respipe (void)	919	create_respipe (void)
884	{	920	{
885	if (s_epipe_renew (&respipe))	921	if (s_epipe_renew (&respipe))
886	croak ("IO::AIO: unable to initialize result pipe");	922	croak ("IO::AIO: unable to initialize result pipe");
887	}	923	}
…		…
921		957
922	poll_wait ();	958	poll_wait ();
923	}	959	}
924	}	960	}
925		961
926	static void ecb_cold	962	ecb_cold
		963	static void
927	reinit (void)	964	reinit (void)
928	{	965	{
929	create_respipe ();	966	create_respipe ();
930		967
931	if (eio_init (want_poll, done_poll) < 0)	968	if (eio_init (want_poll, done_poll) < 0)
…		…
939	{	976	{
940	SvGETMAGIC (cb_sv);	977	SvGETMAGIC (cb_sv);
941	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	978	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
942	}	979	}
943		980
		981	ecb_noinline
944	static aio_req ecb_noinline	982	static aio_req ecb_noinline
945	dreq (SV *callback)	983	dreq (SV *callback)
946	{	984	{
947	SV *cb_cv;	985	SV *cb_cv;
948	aio_req req;	986	aio_req req;
…		…
970	SPAGAIN; \	1008	SPAGAIN; \
971	\	1009	\
972	if (GIMME_V != G_VOID) \	1010	if (GIMME_V != G_VOID) \
973	XPUSHs (req_sv (req, aio_req_stash));	1011	XPUSHs (req_sv (req, aio_req_stash));
974		1012
		1013	/* wdsv, pathsv, wd and ptr must be 0-initialized */
975	ecb_inline void	1014	ecb_inline
		1015	void
976	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)
977	{	1017	{
978	if (expect_false (SvROK (path)))	1018	if (expect_false (SvROK (path)))
979	{	1019	{
980	SV *rv = SvRV (path);	1020	SV *rv = SvRV (path);
981	SV *wdob;	1021	SV *wdob;
…		…
1006		1046
1007	*pathsv = newSVsv (path);	1047	*pathsv = newSVsv (path);
1008	ptr = SvPVbyte_nolen (pathsv);	1048	ptr = SvPVbyte_nolen (pathsv);
1009	}	1049	}
1010		1050
1011	static void ecb_noinline	1051	ecb_noinline
		1052	static void
1012	req_set_path1 (aio_req req, SV *path)	1053	req_set_path1 (aio_req req, SV *path)
1013	{	1054	{
1014	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);
1015	}	1056	}
1016		1057
1017	static void ecb_noinline	1058	ecb_noinline
		1059	static void
1018	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)
1019	{	1061	{
1020	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;
1021		1063
1022	switch (SvTYPE (rv))	1064	switch (SvTYPE (rv))
…		…
1165	const_iv (MAP_STACK)	1207	const_iv (MAP_STACK)
1166		1208
1167	const_iv (MREMAP_MAYMOVE)	1209	const_iv (MREMAP_MAYMOVE)
1168	const_iv (MREMAP_FIXED)	1210	const_iv (MREMAP_FIXED)
1169		1211
1170	const_iv (F_DUPFD_CLOEXEC)
1171
1172	const_iv (MSG_CMSG_CLOEXEC)	1212	const_iv (MSG_CMSG_CLOEXEC)
1173	const_iv (SOCK_CLOEXEC)	1213	const_iv (SOCK_CLOEXEC)
		1214
		1215	const_iv (F_DUPFD_CLOEXEC)
		1216
		1217	const_iv (F_ADD_SEALS)
		1218	const_iv (F_GET_SEALS)
		1219	const_iv (F_SEAL_SEAL)
		1220	const_iv (F_SEAL_SHRINK)
		1221	const_iv (F_SEAL_GROW)
		1222	const_iv (F_SEAL_WRITE)
1174		1223
1175	const_iv (F_OFD_GETLK)	1224	const_iv (F_OFD_GETLK)
1176	const_iv (F_OFD_SETLK)	1225	const_iv (F_OFD_SETLK)
1177	const_iv (F_OFD_GETLKW)	1226	const_iv (F_OFD_GETLKW)
1178		1227
…		…
1255		1304
1256	const_iv (EFD_CLOEXEC)	1305	const_iv (EFD_CLOEXEC)
1257	const_iv (EFD_NONBLOCK)	1306	const_iv (EFD_NONBLOCK)
1258	const_iv (EFD_SEMAPHORE)	1307	const_iv (EFD_SEMAPHORE)
1259		1308
		1309	const_iv (MFD_CLOEXEC)
		1310	const_iv (MFD_ALLOW_SEALING)
		1311	const_iv (MFD_HUGETLB)
		1312
1260	const_iv (CLOCK_REALTIME)	1313	const_iv (CLOCK_REALTIME)
1261	const_iv (CLOCK_MONOTONIC)	1314	const_iv (CLOCK_MONOTONIC)
1262	const_iv (CLOCK_BOOTTIME)	1315	const_iv (CLOCK_BOOTTIME)
1263	const_iv (CLOCK_REALTIME_ALARM)	1316	const_iv (CLOCK_REALTIME_ALARM)
1264	const_iv (CLOCK_BOOTTIME_ALARM)	1317	const_iv (CLOCK_BOOTTIME_ALARM)
…		…
1266	const_iv (TFD_NONBLOCK)	1319	const_iv (TFD_NONBLOCK)
1267	const_iv (TFD_CLOEXEC)	1320	const_iv (TFD_CLOEXEC)
1268		1321
1269	const_iv (TFD_TIMER_ABSTIME)	1322	const_iv (TFD_TIMER_ABSTIME)
1270	const_iv (TFD_TIMER_CANCEL_ON_SET)	1323	const_iv (TFD_TIMER_CANCEL_ON_SET)
		1324
		1325	const_iv (STATX_TYPE)
		1326	const_iv (STATX_MODE)
		1327	const_iv (STATX_NLINK)
		1328	const_iv (STATX_UID)
		1329	const_iv (STATX_GID)
		1330	const_iv (STATX_ATIME)
		1331	const_iv (STATX_MTIME)
		1332	const_iv (STATX_CTIME)
		1333	const_iv (STATX_INO)
		1334	const_iv (STATX_SIZE)
		1335	const_iv (STATX_BLOCKS)
		1336	const_iv (STATX_BASIC_STATS)
		1337	const_iv (STATX_ALL)
		1338	const_iv (STATX_BTIME)
		1339	const_iv (STATX_ATTR_COMPRESSED)
		1340	const_iv (STATX_ATTR_IMMUTABLE)
		1341	const_iv (STATX_ATTR_APPEND)
		1342	const_iv (STATX_ATTR_NODUMP)
		1343	const_iv (STATX_ATTR_ENCRYPTED)
		1344	const_iv (STATX_ATTR_AUTOMOUNT)
		1345
		1346	const_iv (AT_FDCWD)
		1347	const_iv (AT_SYMLINK_NOFOLLOW)
		1348	const_iv (AT_EACCESS)
		1349	const_iv (AT_REMOVEDIR)
		1350	const_iv (AT_SYMLINK_FOLLOW)
		1351	const_iv (AT_NO_AUTOMOUNT)
		1352	const_iv (AT_EMPTY_PATH)
		1353	const_iv (AT_STATX_SYNC_TYPE)
		1354	const_iv (AT_STATX_AS_STAT)
		1355	const_iv (AT_STATX_FORCE_SYNC)
		1356	const_iv (AT_STATX_DONT_SYNC)
		1357	const_iv (AT_RECURSIVE)
		1358
		1359	const_iv (OPEN_TREE_CLONE)
		1360
		1361	const_iv (FSOPEN_CLOEXEC)
		1362
		1363	const_iv (FSPICK_CLOEXEC)
		1364	const_iv (FSPICK_SYMLINK_NOFOLLOW)
		1365	const_iv (FSPICK_NO_AUTOMOUNT)
		1366	const_iv (FSPICK_EMPTY_PATH)
		1367
		1368	const_iv (MOVE_MOUNT_F_SYMLINKS)
		1369	const_iv (MOVE_MOUNT_F_AUTOMOUNTS)
		1370	const_iv (MOVE_MOUNT_F_EMPTY_PATH)
		1371	const_iv (MOVE_MOUNT_T_SYMLINKS)
		1372	const_iv (MOVE_MOUNT_T_AUTOMOUNTS)
		1373	const_iv (MOVE_MOUNT_T_EMPTY_PATH)
		1374
		1375	/* waitid */
		1376	const_iv (P_PID)
		1377	const_iv (P_PIDFD)
		1378	const_iv (P_PGID)
		1379	const_iv (P_ALL)
		1380
		1381	const_iv (FSCONFIG_SET_FLAG)
		1382	const_iv (FSCONFIG_SET_STRING)
		1383	const_iv (FSCONFIG_SET_BINARY)
		1384	const_iv (FSCONFIG_SET_PATH)
		1385	const_iv (FSCONFIG_SET_PATH_EMPTY)
		1386	const_iv (FSCONFIG_SET_FD)
		1387	const_iv (FSCONFIG_CMD_CREATE)
		1388	const_iv (FSCONFIG_CMD_RECONFIGURE)
		1389
		1390	const_iv (MOUNT_ATTR_RDONLY)
		1391	const_iv (MOUNT_ATTR_NOSUID)
		1392	const_iv (MOUNT_ATTR_NODEV)
		1393	const_iv (MOUNT_ATTR_NOEXEC)
		1394	const_iv (MOUNT_ATTR__ATIME)
		1395	const_iv (MOUNT_ATTR_RELATIME)
		1396	const_iv (MOUNT_ATTR_NOATIME)
		1397	const_iv (MOUNT_ATTR_STRICTATIME)
		1398	const_iv (MOUNT_ATTR_NODIRATIME)
1271		1399
1272	/* these are libeio constants, and are independent of gendef0 */	1400	/* these are libeio constants, and are independent of gendef0 */
1273	const_eio (SEEK_SET)	1401	const_eio (SEEK_SET)
1274	const_eio (SEEK_CUR)	1402	const_eio (SEEK_CUR)
1275	const_eio (SEEK_END)	1403	const_eio (SEEK_END)
…		…
1472		1600
1473	void	1601	void
1474	aio_close (SV fh, SV callback = &PL_sv_undef)	1602	aio_close (SV fh, SV callback = &PL_sv_undef)
1475	PPCODE:	1603	PPCODE:
1476	{	1604	{
		1605	int fd = s_fileno_croak (fh, 0);
1477	dREQ;	1606	dREQ;
1478	int fd = s_fileno_croak (fh, 0);	1607	#if 0
1479
1480	/* partially duplicate logic in s_fileno */	1608	/* partially duplicate logic in s_fileno */
1481	SvGETMAGIC (fh);	1609	SvGETMAGIC (fh);
1482		1610
1483	if (SvROK (fh))	1611	if (SvROK (fh))
1484	{	1612	{
…		…
1492	PerlIOUnix_refcnt_inc (fd);	1620	PerlIOUnix_refcnt_inc (fd);
1493	do_close ((GV *)fh, 1);	1621	do_close ((GV *)fh, 1);
1494		1622
1495	req->type = EIO_CLOSE;	1623	req->type = EIO_CLOSE;
1496	req->int1 = fd;	1624	req->int1 = fd;
1497	req->sv2 = newSVsv (fh);	1625	/req->sv2 = newSVsv (fh);/ /* since we stole the fd, no need to keep the fh */
1498	}	1626	}
1499	else	1627	else
		1628	#endif
1500	{	1629	{
1501	/* fd number */	1630	/* fd number */
1502	req->type = EIO_DUP2;	1631	req->type = EIO_DUP2;
1503	req->int1 = close_fd;	1632	req->int1 = close_fd;
1504	req->sv2 = newSVsv (fh);	1633	req->sv2 = newSVsv (fh);
…		…
1841	eio_wd wd2 = 0;	1970	eio_wd wd2 = 0;
1842	dREQ;	1971	dREQ;
1843		1972
1844	req->type = ix;	1973	req->type = ix;
1845	req_set_path1 (req, oldpath);	1974	req_set_path1 (req, oldpath);
1846	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);	1975	req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1847	req->int3 = (long)wd2;	1976	req->int3 = (long)wd2;
1848		1977
1849	REQ_SEND;	1978	REQ_SEND;
1850	}	1979	}
1851		1980
…		…
1856	eio_wd wd2 = 0;	1985	eio_wd wd2 = 0;
1857	dREQ;	1986	dREQ;
1858		1987
1859	req->type = EIO_RENAME;	1988	req->type = EIO_RENAME;
1860	req_set_path1 (req, oldpath);	1989	req_set_path1 (req, oldpath);
1861	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);	1990	req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1862	req->int2 = flags;	1991	req->int2 = flags;
1863	req->int3 = (long)wd2;	1992	req->int3 = (long)wd2;
1864		1993
1865	REQ_SEND;	1994	REQ_SEND;
1866	}	1995	}
…		…
2288	#endif	2417	#endif
2289	OUTPUT:	2418	OUTPUT:
2290	RETVAL	2419	RETVAL
2291		2420
2292	int	2421	int
		2422	statx (SV8 *pathname, int flags, UV mask)
		2423	CODE:
		2424	{
		2425	/* undocumented, and might go away, and anyway, should use eio_statx */
		2426	SV *wdsv = 0;
		2427	SV *pathsv = 0;
		2428	eio_wd wd = EIO_CWD;
		2429	void *ptr;
		2430	int res;
		2431
		2432	req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr);
		2433	RETVAL = eio__statx (!wd \|\| wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx);
		2434
		2435	SvREFCNT_dec (pathsv);
		2436	SvREFCNT_dec (wdsv);
		2437	}
		2438	OUTPUT:
		2439	RETVAL
		2440
		2441	U32
		2442	stx_mode ()
		2443	PROTOTYPE:
		2444	CODE:
		2445	#if HAVE_STATX
		2446	RETVAL = stx.stx_mode;
		2447	#else
		2448	XSRETURN_UNDEF;
		2449	#endif
		2450	OUTPUT:
		2451	RETVAL
		2452
		2453	#define STATX_OFFSET_mask statx_offsetof (stx_mask)
		2454	#define STATX_OFFSET_blksize statx_offsetof (stx_blksize)
		2455	#define STATX_OFFSET_nlink statx_offsetof (stx_nlink)
		2456	#define STATX_OFFSET_uid statx_offsetof (stx_uid)
		2457	#define STATX_OFFSET_gid statx_offsetof (stx_gid)
		2458	#define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major)
		2459	#define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor)
		2460	#define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major)
		2461	#define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor)
		2462	#define STATX_OFFSET_attributes statx_offsetof (stx_attributes)
		2463	#define STATX_OFFSET_ino statx_offsetof (stx_ino)
		2464	#define STATX_OFFSET_size statx_offsetof (stx_size)
		2465	#define STATX_OFFSET_blocks statx_offsetof (stx_blocks)
		2466	#define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask)
		2467	#define STATX_OFFSET_atime statx_offsetof (stx_atime)
		2468	#define STATX_OFFSET_btime statx_offsetof (stx_btime)
		2469	#define STATX_OFFSET_ctime statx_offsetof (stx_ctime)
		2470	#define STATX_OFFSET_mtime statx_offsetof (stx_mtime)
		2471
		2472	U32
		2473	stx_mask ()
		2474	PROTOTYPE:
		2475	ALIAS:
		2476	stx_mask = STATX_OFFSET_mask
		2477	stx_blksize = STATX_OFFSET_blksize
		2478	stx_nlink = STATX_OFFSET_nlink
		2479	stx_uid = STATX_OFFSET_uid
		2480	stx_gid = STATX_OFFSET_gid
		2481	stx_rdev_major = STATX_OFFSET_rdev_major
		2482	stx_rdev_minor = STATX_OFFSET_rdev_minor
		2483	stx_dev_major = STATX_OFFSET_dev_major
		2484	stx_dev_minor = STATX_OFFSET_dev_minor
		2485	CODE:
		2486	#if HAVE_STATX
		2487	RETVAL = (__u32 )((char *)&stx + ix);
		2488	#else
		2489	XSRETURN_UNDEF;
		2490	#endif
		2491	OUTPUT:
		2492	RETVAL
		2493
		2494	VAL64
		2495	stx_attributes ()
		2496	PROTOTYPE:
		2497	ALIAS:
		2498	stx_attributes = STATX_OFFSET_attributes
		2499	stx_ino = STATX_OFFSET_ino
		2500	stx_size = STATX_OFFSET_size
		2501	stx_blocks = STATX_OFFSET_blocks
		2502	stx_attributes_mask = STATX_OFFSET_attributes_mask
		2503	CODE:
		2504	#if HAVE_STATX
		2505	RETVAL = (__u64 )((char *)&stx + ix);
		2506	#else
		2507	XSRETURN_UNDEF;
		2508	#endif
		2509	OUTPUT:
		2510	RETVAL
		2511
		2512	NV
		2513	stx_atime ()
		2514	PROTOTYPE:
		2515	ALIAS:
		2516	stx_atime = STATX_OFFSET_atime
		2517	stx_btime = STATX_OFFSET_btime
		2518	stx_ctime = STATX_OFFSET_ctime
		2519	stx_mtime = STATX_OFFSET_mtime
		2520	CODE:
		2521	#if HAVE_STATX
		2522	struct statx_timestamp ts = (struct statx_timestamp )((char *)&stx + ix);
		2523	RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9;
		2524	#else
		2525	XSRETURN_UNDEF;
		2526	#endif
		2527	OUTPUT:
		2528	RETVAL
		2529
		2530	VAL64
		2531	stx_atimesec ()
		2532	PROTOTYPE:
		2533	ALIAS:
		2534	stx_atimesec = STATX_OFFSET_atime
		2535	stx_btimesec = STATX_OFFSET_btime
		2536	stx_ctimesec = STATX_OFFSET_ctime
		2537	stx_mtimesec = STATX_OFFSET_mtime
		2538	CODE:
		2539	#if HAVE_STATX
		2540	struct statx_timestamp ts = (struct statx_timestamp )((char *)&stx + ix);
		2541	RETVAL = ts->tv_sec;
		2542	#else
		2543	XSRETURN_UNDEF;
		2544	#endif
		2545	OUTPUT:
		2546	RETVAL
		2547
		2548	U32
		2549	stx_atimensec ()
		2550	PROTOTYPE:
		2551	ALIAS:
		2552	stx_atimensec = STATX_OFFSET_atime
		2553	stx_btimensec = STATX_OFFSET_btime
		2554	stx_ctimensec = STATX_OFFSET_ctime
		2555	stx_mtimensec = STATX_OFFSET_mtime
		2556	CODE:
		2557	#if HAVE_STATX
		2558	struct statx_timestamp ts = (struct statx_timestamp )((char *)&stx + ix);
		2559	RETVAL = ts->tv_nsec;
		2560	#else
		2561	RETVAL = 0;
		2562	#endif
		2563	OUTPUT:
		2564	RETVAL
		2565
		2566	void
		2567	accept4 (aio_rfd rfh, SV *sockaddr, int salen, int flags)
		2568	PPCODE:
		2569	{
		2570	SV *retval;
		2571	#if HAVE_ACCEPT4
		2572	socklen_t salen_ = salen ? salen + 1 : 0;
		2573
		2574	if (salen)
		2575	{
		2576	sv_upgrade (sockaddr, SVt_PV);
		2577	sv_grow (sockaddr, salen_);
		2578	}
		2579
		2580	int res = accept4 (rfh, salen ? (struct sockaddr *)SvPVX (sockaddr) : 0, salen ? &salen_ : 0, flags);
		2581
		2582	retval = newmortalFH (res, O_RDWR);
		2583
		2584	if (res >= 0 && salen > 0)
		2585	{
		2586	if (salen_ > salen + 1)
		2587	salen_ = salen + 1;
		2588
		2589	SvPOK_only (sockaddr);
		2590	SvCUR_set (sockaddr, salen_);
		2591	}
		2592	#else
		2593	errno = ENOSYS;
		2594	retval = &PL_sv_undef;
		2595	#endif
		2596	XPUSHs (retval);
		2597	}
		2598
		2599	ssize_t
2293	splice (aio_rfd rfh, SV off_in, aio_wfd wfh, SV off_out, size_t length, unsigned int flags)	2600	splice (aio_rfd rfh, SV off_in, aio_wfd wfh, SV off_out, size_t length, unsigned int flags)
2294	CODE:	2601	CODE:
2295	{	2602	{
2296	#if HAVE_LINUX_SPLICE	2603	#if HAVE_LINUX_SPLICE
2297	loff_t off_in_, off_out_;	2604	loff_t off_in_, off_out_;
…		…
2305	#endif	2612	#endif
2306	}	2613	}
2307	OUTPUT:	2614	OUTPUT:
2308	RETVAL	2615	RETVAL
2309		2616
2310	int	2617	ssize_t
2311	tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)	2618	tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
2312	CODE:	2619	CODE:
2313	#if HAVE_LINUX_SPLICE	2620	#if HAVE_LINUX_SPLICE
2314	RETVAL = tee (rfh, wfh, length, flags);	2621	RETVAL = tee (rfh, wfh, length, flags);
2315	#else	2622	#else
…		…
2358	PUSHs (newmortalFH (fd[1], O_WRONLY));	2665	PUSHs (newmortalFH (fd[1], O_WRONLY));
2359	}	2666	}
2360	}	2667	}
2361		2668
2362	void	2669	void
		2670	pidfd_open (int pid, unsigned int flags = 0)
		2671	PPCODE:
		2672	{
		2673	/GENDEF0_SYSCALL(pidfd_open,434)/
		2674	int fd = syscall (SYS_pidfd_open, pid, flags);
		2675	XPUSHs (newmortalFH (fd, O_RDWR));
		2676	}
		2677
		2678	int
		2679	pidfd_send_signal (SV pidfh, int sig, SV siginfo = &PL_sv_undef, unsigned int flags = 0)
		2680	PPCODE:
		2681	{
		2682	int res;
		2683	siginfo_t si = { 0 };
		2684
		2685	if (SvOK (siginfo))
		2686	{
		2687	HV *hv;
		2688	SV **svp;
		2689
		2690	if (!SvROK (siginfo) \|\| SvTYPE (SvRV (siginfo)) != SVt_PVHV)
		2691	croak ("siginfo argument must be a hashref code, pid, uid and value_int or value_ptr members, caught");
		2692
		2693	hv = (HV *)SvRV (siginfo);
		2694
		2695	if ((svp = hv_fetchs (hv, "code" , 0))) si.si_code = SvIV (*svp);
		2696	if ((svp = hv_fetchs (hv, "pid" , 0))) si.si_pid = SvIV (*svp);
		2697	if ((svp = hv_fetchs (hv, "uid" , 0))) si.si_uid = SvIV (*svp);
		2698	if ((svp = hv_fetchs (hv, "value_int", 0))) si.si_value.sival_int = SvIV (*svp);
		2699	if ((svp = hv_fetchs (hv, "value_ptr", 0))) si.si_value.sival_ptr = (void )SvIV (svp);
		2700	}
		2701
		2702	/GENDEF0_SYSCALL(pidfd_send_signal,424)/
		2703	res = syscall (SYS_pidfd_send_signal, s_fileno_croak (pidfh, 0), sig, SvOK (siginfo) ? &si : 0, flags);
		2704
		2705	XPUSHs (sv_2mortal (newSViv (res)));
		2706	}
		2707
		2708	void
		2709	pidfd_getfd (SV *pidfh, int targetfd, unsigned int flags = 0)
		2710	PPCODE:
		2711	{
		2712	/GENDEF0_SYSCALL(pidfd_getfd,438)/
		2713	int fd = syscall (SYS_pidfd_getfd, s_fileno_croak (pidfh, 0), targetfd, flags);
		2714	XPUSHs (newmortalFH (fd, O_RDWR));
		2715	}
		2716
		2717	void
2363	eventfd (unsigned int initval = 0, int flags = 0)	2718	eventfd (unsigned int initval = 0, int flags = 0)
2364	PPCODE:	2719	PPCODE:
2365	{	2720	{
2366	int fd;	2721	int fd;
2367	#if HAVE_EVENTFD	2722	#if HAVE_EVENTFD
…		…
2430	#else	2785	#else
2431	errno = ENOSYS;	2786	errno = ENOSYS;
2432	#endif	2787	#endif
2433	}	2788	}
2434		2789
		2790	void
		2791	memfd_create (SV8 *pathname, int flags = 0)
		2792	PPCODE:
		2793	{
		2794	int fd;
		2795	#if HAVE_MEMFD_CREATE
		2796	fd = memfd_create (SvPVbyte_nolen (pathname), flags);
		2797	#else
		2798	fd = (errno = ENOSYS, -1);
		2799	#endif
		2800
		2801	XPUSHs (newmortalFH (fd, O_RDWR));
		2802	}
		2803
2435	UV	2804	UV
2436	get_fdlimit ()	2805	get_fdlimit ()
2437	CODE:	2806	CODE:
2438	#if HAVE_RLIMITS	2807	#if HAVE_RLIMITS
2439	struct rlimit rl;	2808	struct rlimit rl;
…		…
2472	if (0 == setrlimit (RLIMIT_NOFILE, &rl))	2841	if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2473	XSRETURN_YES;	2842	XSRETURN_YES;
2474		2843
2475	if (errno == EPERM)	2844	if (errno == EPERM)
2476	{	2845	{
2477	/* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */	2846	/* setrlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */
2478	/* our limit overflows a system-wide limit */	2847	/* our limit overflows a system-wide limit */
2479	/* try an adaptive algorithm, but do not lower the hardlimit */	2848	/* try an adaptive algorithm, but do not lower the hardlimit */
2480	rl.rlim_max = 0;	2849	rl.rlim_max = 0;
2481	for (bit = 0x40000000U; bit; bit >>= 1)	2850	for (bit = 0x40000000U; bit; bit >>= 1)
2482	{	2851	{
2483	rl.rlim_max \|= bit;	2852	rl.rlim_max \|= bit;
2484	rl.rlim_cur = rl.rlim_max;	2853	rl.rlim_cur = rl.rlim_max;
2485		2854
2486	/* nevr decrease the hard limit */	2855	/* never decrease the hard limit */
2487	if (rl.rlim_max < orig_rlim_max)	2856	if (rl.rlim_max < orig_rlim_max)
2488	break;	2857	break;
2489		2858
2490	if (0 != setrlimit (RLIMIT_NOFILE, &rl))	2859	if (0 != setrlimit (RLIMIT_NOFILE, &rl))
2491	rl.rlim_max &= ~bit; /* too high, remove bit again */	2860	rl.rlim_max &= ~bit; /* too high, remove bit again */

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+Removed lines
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+Changed lines
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Comparing IO-AIO/AIO.xs (file contents): Revision 1.271 by root, Fri Dec 28 12:43:00 2018 UTC vs. Revision 1.289 by root, Mon Jan 4 22:19:06 2021 UTC

Diff Legend

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.271 by root, Fri Dec 28 12:43:00 2018 UTC vs.
Revision 1.289 by root, Mon Jan 4 22:19:06 2021 UTC