---

sigaction.h

/* The proper definitions for Linux's sigaction. Copyright (C) 1993-2024 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/>. */ #ifndef _BITS_SIGACTION_H #define _BITS_SIGACTION_H 1 #ifndef _SIGNAL_H # error "Never include <bits/sigaction.h> directly; use <signal.h> instead." #endif /* Structure describing the action to be taken when a signal arrives. */ struct sigaction { /* Signal handler. */ #if defined __USE_POSIX199309 || defined __USE_XOPEN_EXTENDED union { /* Used if SA_SIGINFO is not set. */ __sighandler_t sa_handler; /* Used if SA_SIGINFO is set. */ void (*sa_sigaction) (int, siginfo_t *, void *); } __sigaction_handler; # define sa_handler __sigaction_handler.sa_handler # define sa_sigaction __sigaction_handler.sa_sigaction #else __sighandler_t sa_handler; #endif /* Additional set of signals to be blocked. */ __sigset_t sa_mask; /* Special flags. */ int sa_flags; /* Restore handler. */ void (*sa_restorer) (void); }; /* Bits in `sa_flags'. */ #define SA_NOCLDSTOP 1 /* Don't send SIGCHLD when children stop. */ #define SA_NOCLDWAIT 2 /* Don't create zombie on child death. */ #define SA_SIGINFO 4 /* Invoke signal-catching function with three arguments instead of one. */ #if defined __USE_XOPEN_EXTENDED || defined __USE_MISC # define SA_ONSTACK 0x08000000 /* Use signal stack by using `sa_restorer'. */ #endif #if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8 # define SA_RESTART 0x10000000 /* Restart syscall on signal return. */ # define SA_NODEFER 0x40000000 /* Don't automatically block the signal when its handler is being executed. */ # define SA_RESETHAND 0x80000000 /* Reset to SIG_DFL on entry to handler. */ #endif #ifdef __USE_MISC # define SA_INTERRUPT 0x20000000 /* Historical no-op. */ /* Some aliases for the SA_ constants. */ # define SA_NOMASK SA_NODEFER # define SA_ONESHOT SA_RESETHAND # define SA_STACK SA_ONSTACK #endif /* Values for the HOW argument to `sigprocmask'. */ #define SIG_BLOCK 0 /* Block signals. */ #define SIG_UNBLOCK 1 /* Unblock signals. */ #define SIG_SETMASK 2 /* Set the set of blocked signals. */ #endif

---

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

---

curdir: /usr/include/x86_64-linux-gnu/bits

	.		20480
	..		4096
X	a.out.h		268
X	argp-ldbl.h		1010
X	atomic_wide_counter.h		1283
X	byteswap.h		2450
X	cmathcalls.h		4139
X	confname.h		23828
X	cpu-set.h		4516
X	dirent.h		1771
X	dirent_ext.h		1275
X	dl_find_object.h		1119
X	dlfcn.h		2521
X	elfclass.h		426
X	endian.h		1905
X	endianness.h		273
X	environments.h		3791
X	epoll.h		1071
X	err-ldbl.h		1148
X	errno.h		1426
X	error-ldbl.h		2824
X	error.h		2684
X	eventfd.h		1129
X	fcntl-linux.h		14484
X	fcntl.h		2246
X	fcntl2.h		5575
X	fenv.h		3370
X	floatn-common.h		10325
X	floatn.h		4457
X	flt-eval-method.h		1215
X	fp-fast.h		1216
X	fp-logb.h		1012
X	getopt_core.h		3667
X	getopt_ext.h		3038
X	getopt_posix.h		1810
X	hwcap.h		972
X	in.h		9366
X	indirect-return.h		1591
X	initspin.h		25
X	inotify.h		1080
X	ioctl-types.h		2456
X	ioctls.h		4478
X	ipc-perm.h		1745
X	ipc.h		1523
X	ipctypes.h		1176
X	iscanonical.h		2479
X	libc-header-start.h		4286
X	libm-simd-decl-stubs.h		8933
X	link.h		4323
X	link_lavcurrent.h		1104
X	local_lim.h		3175
X	locale.h		1368
X	long-double.h		970
X	math-vector.h		5402
X	mathcalls-helper-functions.h		1863
X	mathcalls-narrow.h		1515
X	mathcalls.h		14562
X	mathdef.h		891
X	mman-linux.h		5188
X	mman-map-flags-generic.h		1961
X	mman-shared.h		2928
X	mman.h		1463
X	mman_ext.h		1230
X	monetary-ldbl.h		1047
X	mqueue.h		1246
X	mqueue2.h		2151
X	msq.h		1793
X	netdb.h		1264
X	param.h		1433
	platform		4096
X	poll.h		2076
X	poll2.h		3676
X	posix1_lim.h		5198
X	posix2_lim.h		2867
X	posix_opt.h		5913
X	printf-ldbl.h		992
X	procfs-extra.h		963
X	procfs-id.h		1148
X	procfs-prregset.h		1050
X	procfs.h		2025
X	pthread_stack_min-dynamic.h		1214
X	pthread_stack_min.h		951
X	pthreadtypes-arch.h		1838
X	pthreadtypes.h		3072
X	ptrace-shared.h		4523
X	resource.h		6308
X	rseq.h		1248
X	sched.h		4112
X	select-decl.h		1234
X	select.h		1505
X	select2.h		1266
X	sem.h		2259
X	semaphore.h		1215
X	setjmp.h		1287
X	setjmp2.h		1705
X	shm.h		2766
X	shmlba.h		1106
X	sigaction.h		2935
X	sigcontext.h		4266
X	sigevent-consts.h		1471
X	siginfo-arch.h		729
X	siginfo-consts-arch.h		204
X	siginfo-consts.h		7117
X	signal_ext.h		1285
X	signalfd.h		1067
X	signum-arch.h		2580
X	signum-generic.h		3313
X	sigstack.h		1168
X	sigstksz.h		1283
X	sigthread.h		1692
X	sockaddr.h		1514
X	socket-constants.h		2497
X	socket.h		13726
X	socket2.h		3037
X	socket_type.h		2216
X	spawn_ext.h		2489
X	ss_flags.h		1188
X	stab.def		9040
X	stat.h		2231
X	statfs.h		1917
X	statvfs.h		3569
X	statx-generic.h		2219
X	statx.h		1400
X	stdint-intn.h		1037
X	stdint-least.h		1300
X	stdint-uintn.h		1049
X	stdio-ldbl.h		4313
X	stdio.h		5599
X	stdio2-decl.h		6309
X	stdio2.h		8202
X	stdio_lim.h		1059
X	stdlib-bsearch.h		1557
X	stdlib-float.h		1115
X	stdlib-ldbl.h		2020
X	stdlib.h		5779
X	string_fortified.h		5625
X	strings_fortified.h		1240
X	struct_mutex.h		1810
X	struct_rwlock.h		2027
X	struct_stat.h		6190
X	struct_stat_time64_helper.h		2606
X	syscall.h		46189
X	syslog-decl.h		1334
X	syslog-ldbl.h		1204
X	syslog-path.h		1061
X	syslog.h		1695
X	sysmacros.h		2953
X	termios-baud.h		1824
X	termios-c_cc.h		1279
X	termios-c_cflag.h		1283
X	termios-c_iflag.h		1936
X	termios-c_lflag.h		2594
X	termios-c_oflag.h		2822
X	termios-misc.h		969
X	termios-struct.h		1433
X	termios-tcflow.h		1062
X	termios.h		2168
X	thread-shared-types.h		3912
X	time.h		3326
X	time64.h		1340
X	timerfd.h		1103
X	timesize.h		1109
X	timex.h		6198
	types		12288
X	types.h		8806
X	typesizes.h		3737
X	uintn-identity.h		1542
X	uio-ext.h		1923
X	uio_lim.h		1385
X	unistd-decl.h		8687
X	unistd.h		4488
X	unistd_ext.h		2035
X	utmp.h		4067
X	utmpx.h		3578
X	utsname.h		1213
X	waitflags.h		1697
X	waitstatus.h		2287
X	wchar-ldbl.h		3945
X	wchar.h		1906
X	wchar2-decl.h		11461
X	wchar2.h		9433
X	wctype-wchar.h		6307
X	wordsize.h		442
X	xopen_lim.h		3858