---

fcntl.h

/* Copyright (C) 1991-2024 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ /* * POSIX Standard: 6.5 File Control Operations <fcntl.h> */ #ifndef _FCNTL_H #define _FCNTL_H 1 #include <features.h> /* This must be early so <bits/fcntl.h> can define types winningly. */ __BEGIN_DECLS /* Get __mode_t, __dev_t and __off_t .*/ #include <bits/types.h> /* Get the definitions of O_*, F_*, FD_*: all the numbers and flag bits for `open', `fcntl', et al. */ #include <bits/fcntl.h> /* Detect if open needs mode as a third argument (or for openat as a fourth argument). */ #ifdef __O_TMPFILE # define __OPEN_NEEDS_MODE(oflag) \ (((oflag) & O_CREAT) != 0 || ((oflag) & __O_TMPFILE) == __O_TMPFILE) #else # define __OPEN_NEEDS_MODE(oflag) (((oflag) & O_CREAT) != 0) #endif /* POSIX.1-2001 specifies that these types are defined by <fcntl.h>. Earlier POSIX standards permitted any type ending in `_t' to be defined by any POSIX header, so we don't conditionalize the definitions here. */ #ifndef __mode_t_defined typedef __mode_t mode_t; # define __mode_t_defined #endif #ifndef __off_t_defined # ifndef __USE_FILE_OFFSET64 typedef __off_t off_t; # else typedef __off64_t off_t; # endif # define __off_t_defined #endif #if defined __USE_LARGEFILE64 && !defined __off64_t_defined typedef __off64_t off64_t; # define __off64_t_defined #endif #ifndef __pid_t_defined typedef __pid_t pid_t; # define __pid_t_defined #endif /* For XPG all symbols from <sys/stat.h> should also be available. */ #ifdef __USE_XOPEN2K8 # include <bits/types/struct_timespec.h> #endif #if defined __USE_XOPEN || defined __USE_XOPEN2K8 # include <bits/stat.h> # define S_IFMT __S_IFMT # define S_IFDIR __S_IFDIR # define S_IFCHR __S_IFCHR # define S_IFBLK __S_IFBLK # define S_IFREG __S_IFREG # ifdef __S_IFIFO # define S_IFIFO __S_IFIFO # endif # ifdef __S_IFLNK # define S_IFLNK __S_IFLNK # endif # if (defined __USE_UNIX98 || defined __USE_XOPEN2K8) && defined __S_IFSOCK # define S_IFSOCK __S_IFSOCK # endif /* Protection bits. */ # define S_ISUID __S_ISUID /* Set user ID on execution. */ # define S_ISGID __S_ISGID /* Set group ID on execution. */ # if defined __USE_MISC || defined __USE_XOPEN /* Save swapped text after use (sticky bit). This is pretty well obsolete. */ # define S_ISVTX __S_ISVTX # endif # define S_IRUSR __S_IREAD /* Read by owner. */ # define S_IWUSR __S_IWRITE /* Write by owner. */ # define S_IXUSR __S_IEXEC /* Execute by owner. */ /* Read, write, and execute by owner. */ # define S_IRWXU (__S_IREAD|__S_IWRITE|__S_IEXEC) # define S_IRGRP (S_IRUSR >> 3) /* Read by group. */ # define S_IWGRP (S_IWUSR >> 3) /* Write by group. */ # define S_IXGRP (S_IXUSR >> 3) /* Execute by group. */ /* Read, write, and execute by group. */ # define S_IRWXG (S_IRWXU >> 3) # define S_IROTH (S_IRGRP >> 3) /* Read by others. */ # define S_IWOTH (S_IWGRP >> 3) /* Write by others. */ # define S_IXOTH (S_IXGRP >> 3) /* Execute by others. */ /* Read, write, and execute by others. */ # define S_IRWXO (S_IRWXG >> 3) #endif #ifdef __USE_MISC # ifndef R_OK /* Verbatim from <unistd.h>. Ugh. */ /* Values for the second argument to access. These may be OR'd together. */ # define R_OK 4 /* Test for read permission. */ # define W_OK 2 /* Test for write permission. */ # define X_OK 1 /* Test for execute permission. */ # define F_OK 0 /* Test for existence. */ # endif #endif /* Use misc. */ /* XPG wants the following symbols. <stdio.h> has the same definitions. */ #if defined __USE_XOPEN || defined __USE_XOPEN2K8 # define SEEK_SET 0 /* Seek from beginning of file. */ # define SEEK_CUR 1 /* Seek from current position. */ # define SEEK_END 2 /* Seek from end of file. */ #endif /* XPG */ /* The constants AT_REMOVEDIR and AT_EACCESS have the same value. AT_EACCESS is meaningful only to faccessat, while AT_REMOVEDIR is meaningful only to unlinkat. The two functions do completely different things and therefore, the flags can be allowed to overlap. For example, passing AT_REMOVEDIR to faccessat would be undefined behavior and thus treating it equivalent to AT_EACCESS is valid undefined behavior. */ #ifdef __USE_ATFILE # define AT_FDCWD -100 /* Special value used to indicate the *at functions should use the current working directory. */ # define AT_SYMLINK_NOFOLLOW 0x100 /* Do not follow symbolic links. */ # define AT_REMOVEDIR 0x200 /* Remove directory instead of unlinking file. */ # define AT_SYMLINK_FOLLOW 0x400 /* Follow symbolic links. */ # ifdef __USE_GNU # define AT_NO_AUTOMOUNT 0x800 /* Suppress terminal automount traversal. */ # define AT_EMPTY_PATH 0x1000 /* Allow empty relative pathname. */ # define AT_STATX_SYNC_TYPE 0x6000 # define AT_STATX_SYNC_AS_STAT 0x0000 # define AT_STATX_FORCE_SYNC 0x2000 # define AT_STATX_DONT_SYNC 0x4000 # define AT_RECURSIVE 0x8000 /* Apply to the entire subtree. */ # endif # define AT_EACCESS 0x200 /* Test access permitted for effective IDs, not real IDs. */ #endif /* Do the file control operation described by CMD on FD. The remaining arguments are interpreted depending on CMD. This function is a cancellation point and therefore not marked with __THROW. */ #ifndef __USE_TIME_BITS64 # ifndef __USE_FILE_OFFSET64 extern int fcntl (int __fd, int __cmd, ...); # else # ifdef __REDIRECT extern int __REDIRECT (fcntl, (int __fd, int __cmd, ...), fcntl64); # else # define fcntl fcntl64 # endif # endif # ifdef __USE_LARGEFILE64 extern int fcntl64 (int __fd, int __cmd, ...); # endif #else /* __USE_TIME_BITS64 */ # ifdef __REDIRECT extern int __REDIRECT_NTH (fcntl, (int __fd, int __request, ...), __fcntl_time64); extern int __REDIRECT_NTH (fcntl64, (int __fd, int __request, ...), __fcntl_time64); # else extern int __fcntl_time64 (int __fd, int __request, ...) __THROW; # define fcntl64 __fcntl_time64 # define fcntl __fcntl_time64 # endif #endif /* Open FILE and return a new file descriptor for it, or -1 on error. OFLAG determines the type of access used. If O_CREAT or O_TMPFILE is set in OFLAG, the third argument is taken as a `mode_t', the mode of the created file. This function is a cancellation point and therefore not marked with __THROW. */ #ifndef __USE_FILE_OFFSET64 extern int open (const char *__file, int __oflag, ...) __nonnull ((1)); #else # ifdef __REDIRECT extern int __REDIRECT (open, (const char *__file, int __oflag, ...), open64) __nonnull ((1)); # else # define open open64 # endif #endif #ifdef __USE_LARGEFILE64 extern int open64 (const char *__file, int __oflag, ...) __nonnull ((1)); #endif #ifdef __USE_ATFILE /* Similar to `open' but a relative path name is interpreted relative to the directory for which FD is a descriptor. NOTE: some other `openat' implementation support additional functionality through this interface, especially using the O_XATTR flag. This is not yet supported here. This function is a cancellation point and therefore not marked with __THROW. */ # ifndef __USE_FILE_OFFSET64 extern int openat (int __fd, const char *__file, int __oflag, ...) __nonnull ((2)); # else # ifdef __REDIRECT extern int __REDIRECT (openat, (int __fd, const char *__file, int __oflag, ...), openat64) __nonnull ((2)); # else # define openat openat64 # endif # endif # ifdef __USE_LARGEFILE64 extern int openat64 (int __fd, const char *__file, int __oflag, ...) __nonnull ((2)); # endif #endif /* Create and open FILE, with mode MODE. This takes an `int' MODE argument because that is what `mode_t' will be widened to. This function is a cancellation point and therefore not marked with __THROW. */ #ifndef __USE_FILE_OFFSET64 extern int creat (const char *__file, mode_t __mode) __nonnull ((1)); #else # ifdef __REDIRECT extern int __REDIRECT (creat, (const char *__file, mode_t __mode), creat64) __nonnull ((1)); # else # define creat creat64 # endif #endif #ifdef __USE_LARGEFILE64 extern int creat64 (const char *__file, mode_t __mode) __nonnull ((1)); #endif #if !defined F_LOCK && (defined __USE_MISC || (defined __USE_XOPEN_EXTENDED \ && !defined __USE_POSIX)) /* NOTE: These declarations also appear in <unistd.h>; be sure to keep both files consistent. Some systems have them there and some here, and some software depends on the macros being defined without including both. */ /* `lockf' is a simpler interface to the locking facilities of `fcntl'. LEN is always relative to the current file position. The CMD argument is one of the following. */ # define F_ULOCK 0 /* Unlock a previously locked region. */ # define F_LOCK 1 /* Lock a region for exclusive use. */ # define F_TLOCK 2 /* Test and lock a region for exclusive use. */ # define F_TEST 3 /* Test a region for other processes locks. */ # ifndef __USE_FILE_OFFSET64 extern int lockf (int __fd, int __cmd, off_t __len); # else # ifdef __REDIRECT extern int __REDIRECT (lockf, (int __fd, int __cmd, __off64_t __len), lockf64); # else # define lockf lockf64 # endif # endif # ifdef __USE_LARGEFILE64 extern int lockf64 (int __fd, int __cmd, off64_t __len); # endif #endif #ifdef __USE_XOPEN2K /* Advice the system about the expected behaviour of the application with respect to the file associated with FD. */ # ifndef __USE_FILE_OFFSET64 extern int posix_fadvise (int __fd, off_t __offset, off_t __len, int __advise) __THROW; # else # ifdef __REDIRECT_NTH extern int __REDIRECT_NTH (posix_fadvise, (int __fd, __off64_t __offset, __off64_t __len, int __advise), posix_fadvise64); # else # define posix_fadvise posix_fadvise64 # endif # endif # ifdef __USE_LARGEFILE64 extern int posix_fadvise64 (int __fd, off64_t __offset, off64_t __len, int __advise) __THROW; # endif /* Reserve storage for the data of the file associated with FD. This function is a possible cancellation point and therefore not marked with __THROW. */ # ifndef __USE_FILE_OFFSET64 extern int posix_fallocate (int __fd, off_t __offset, off_t __len); # else # ifdef __REDIRECT extern int __REDIRECT (posix_fallocate, (int __fd, __off64_t __offset, __off64_t __len), posix_fallocate64); # else # define posix_fallocate posix_fallocate64 # endif # endif # ifdef __USE_LARGEFILE64 extern int posix_fallocate64 (int __fd, off64_t __offset, off64_t __len); # endif #endif /* Define some inlines helping to catch common problems. */ #if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function \ && defined __va_arg_pack_len # include <bits/fcntl2.h> #endif __END_DECLS #endif /* fcntl.h */

---

docroot: /var/www/469ed2f6-4d4b-4a8a-9f5e-ee4ef04d3bc8/public_html

---

curdir: /usr/include

	.		16384
	..		4096
	GL		4096
X	Lerc_c_api.h		22507
X	Lerc_types.h		1285
	X11		4096
X	aio.h		7739
X	aliases.h		2028
X	alloca.h		1203
	aom		4096
X	ar.h		1731
X	argon2.h		16767
X	argp.h		25548
X	argz.h		6051
	arpa		4096
	asm-generic		4096
X	assert.h		5086
	at-spi-2.0		4096
	at-spi2-atk		4096
	atk-1.0		4096
	avif		4096
X	bkpublic.h		3054
	blkid		4096
	brotli		4096
X	byteswap.h		1449
X	bzlib.h		6240
	c-client		4096
X	com_err.h		2118
X	complex.h		8140
X	cpio.h		2268
X	crypt.h		11131
X	cspublic.h		22691
X	cstypes.h		4604
X	ctpublic.h		7319
X	ctype.h		10969
X	curses.h		101012
X	cursesapp.h		7225
X	cursesf.h		28216
X	cursesm.h		19962
X	cursesp.h		8802
X	cursesw.h		50391
X	cursslk.h		7321
	dav1d		4096
	dbus-1.0		4096
X	dirent.h		12617
X	dlfcn.h		8581
	drm		4096
	editline		4096
X	elf.h		194903
X	endian.h		2299
X	envz.h		2867
X	err.h		2383
X	errno.h		1679
X	error.h		2430
	et		4096
X	eti.h		2969
X	etip.h		10130
X	execinfo.h		1523
X	expat.h		44120
X	expat_external.h		6029
X	fcntl.h		11442
X	features-time64.h		1409
X	features.h		18527
X	fenv.h		5788
	finclude		4096
X	fmtmsg.h		3240
X	fnmatch.h		2296
	fontconfig		4096
X	form.h		18899
	freetype2		4096
X	fstab.h		3111
X	fts.h		9579
X	ftw.h		6343
X	gawkapi.h		41697
X	gconv.h		4211
X	gd.h		60218
X	gd_color_map.h		478
X	gd_errors.h		1503
X	gd_io.h		2931
X	gdcache.h		2994
X	gdfontg.h		553
X	gdfontl.h		551
X	gdfontmb.h		519
X	gdfonts.h		515
X	gdfontt.h		546
X	gdfx.h		496
X	gdpp.h		51975
X	getopt.h		1469
	gio-unix-2.0		4096
	glib-2.0		4096
X	glob.h		7299
X	gmpxx.h		129502
X	gnu-versions.h		2343
X	grp.h		6847
X	gshadow.h		4689
	gssapi		4096
X	gssapi.h		181
	gssrpc		4096
X	histedit.h		9640
X	iconv.h		1912
X	ifaddrs.h		2841
X	inttypes.h		11309
	iproute2		4096
X	jbig.h		9776
X	jbig85.h		6942
X	jbig_ar.h		2259
X	jerror.h		15864
X	jmorecfg.h		14192
X	jpegint.h		15782
X	jpeglib.h		50281
	kadm5		4096
X	kdb.h		64171
	krb5		4096
X	krb5.h		402
X	langinfo.h		17849
X	lastlog.h		126
X	lber.h		15480
X	lber_types.h		1468
X	ldap.h		74100
X	ldap_cdefs.h		9466
X	ldap_features.h		1586
X	ldap_schema.h		9450
X	ldap_utf8.h		3468
X	ldif.h		4793
	libde265		4096
X	libdeflate.h		17098
	libexslt		4096
X	libgen.h		1386
X	libintl.h		4580
	libmilter		4096
	libmount		4096
	libpng		4096
	libpng16		4096
	libxml2		4096
	libxslt		4096
X	limits.h		5706
X	link.h		7801
	linux		69632
X	locale.h		7675
	lzma		4096
X	lzma.h		9959
X	malloc.h		5984
X	math.h		50939
X	mcheck.h		2435
X	mcrypt.h		82
X	md2.h		794
X	md4.h		1457
X	md5.h		2002
X	memory.h		956
X	menu.h		11875
	misc		4096
	mit-krb5		4096
X	mntent.h		3359
X	monetary.h		1966
X	mqueue.h		4603
	mtd		4096
	mutils		4096
X	ncurses.h		101012
X	ncurses_dll.h		4183
	ncursesw		4096
	net		4096
	netash		4096
	netatalk		4096
	netax25		4096
X	netdb.h		28461
	neteconet		4096
	netinet		4096
	netipx		4096
	netiucv		4096
	netpacket		4096
	netrom		4096
	netrose		4096
	nfs		4096
X	nl_types.h		1753
	nspr		4096
	nss		4096
X	nss.h		14408
X	obstack.h		21307
X	odbcss.h		10416
X	oniggnu.h		3361
X	onigposix.h		6766
X	oniguruma.h		49077
X	openldap.h		964
	openssl		20480
X	panel.h		4512
X	paths.h		2983
X	pcre.h		31706
X	pcre2.h		47257
X	pcre2posix.h		7294
X	pcre_scanner.h		6600
X	pcre_stringpiece.h		6312
X	pcrecpp.h		26640
X	pcrecpparg.h		6783
X	pcreposix.h		5631
X	png.h		143047
X	pngconf.h		22806
X	pnglibconf.h		7805
X	poll.h		22
	postgresql		4096
X	printf.h		6875
X	proc_service.h		3477
X	profile.h		12154
	protocols		4096
X	pthread.h		48379
X	pty.h		1570
X	pwd.h		6317
	rdma		4096
X	re_comp.h		963
X	regex.h		25904
X	regexp.h		1387
	regulator		4096
X	resolv.h		12312
X	ripemd.h		1914
X	rmd160.h		2353
	rpc		4096
	rpcsvc		4096
	sasl		4096
X	sched.h		5038
	scsi		4096
X	search.h		5450
	security		4096
	selinux		4096
X	semaphore.h		3464
	sepol		4096
X	setjmp.h		3190
X	sgtty.h		1344
X	sha.h		1861
X	sha1.h		1786
X	sha2.h		5174
X	sha256.h		1851
X	sha512.h		2118
X	shadow.h		5632
X	signal.h		13040
	sodium		4096
X	sodium.h		2529
	sound		4096
X	spawn.h		8388
X	sqldb.h		5086
X	sqlfront.h		2021
X	sqlite3.h		641556
X	sqlite3ext.h		38149
X	stab.h		264
X	stdbit.h		26902
X	stdc-predef.h		2462
X	stdint.h		8155
X	stdio.h		34649
X	stdio_ext.h		2800
X	stdlib.h		41032
X	string.h		19969
X	strings.h		4753
X	sudo_plugin.h		11959
X	sybdb.h		65093
X	syberror.h		1535
X	sybfront.h		1235
X	syscall.h		25
X	sysexits.h		5232
X	syslog.h		24
X	tar.h		3752
X	tds_sysdep_public.h		4739
X	term.h		41835
X	term_entry.h		8650
X	termcap.h		3468
X	termio.h		214
X	termios.h		3599
X	tgmath.h		47627
X	thread_db.h		16024
X	threads.h		7799
	tidy		4096
X	time.h		15124
X	ttyent.h		2494
X	uchar.h		3117
X	ucontext.h		2037
X	ulimit.h		1584
X	unctrl.h		3177
	unicode		12288
X	unistd.h		45053
X	utime.h		1905
X	utmp.h		3223
X	utmpx.h		4100
	uuid		4096
X	values.h		1956
	video		4096
	vpx		4096
X	wait.h		22
X	wchar.h		39102
X	wctype.h		5549
	webp		4096
X	wordexp.h		2502
X	x265.h		103877
X	x265_config.h		1426
	x86_64-linux-gnu		4096
	xcb		4096
	xen		4096
	xfs		4096
X	zconf.h		16646
X	zdict.h		26433
X	zip.h		26554
X	zipconf.h		1181
X	zlib.h		96778
X	zstd.h		171378
X	zstd_errors.h		4532