glibc/sysdeps/unix/sysv/sysv4/sigaction.h
Roland McGrath b0d20a87b5 Sat Apr 20 18:13:00 1996 Roland McGrath <roland@delasyd.gnu.ai.mit.edu>
* Makerules (no-whole-archive): Test $(have-no-whole-archive), not
	$(libc_cv_ld_no_whole_archive).

Sat Apr 20 17:07:17 1996  Ulrich Drepper  <drepper@cygnus.com>

	* assert/assert.h, ctype/ctype.h, dirent/dirent.h, errno.h,
	grp/grp.h, io/fcntl.h, io/sys/stat.h, io/utime.h, locale/locale.h,
	math/math.h, misc/nlist.h, misc/sgtty.h, misc/sys/file.h,
	misc/sys/ioctl.h, misc/sys/uio.h, posix/sys/times.h,
	posix/sys/types.h, posix/sys/utsname.h, posix/sys/wait.h,
	posix/tar.h, posix/wordexp.h, pwd/pwd.h, resource/sys/vlimit.h,
	resource/sys/vtimes.h, setjmp/setjmp.h, signal/signal.h,
	stdio-common/printf.h, stdlib/alloca.h, stdlib/stdlib.h,
	string/string.h, sysdeps/generic/sigaction.h,
	sysdeps/generic/sigset.h, sysdeps/generic/sys/ptrace.h,
	sysdeps/generic/sys/ptrace.h, sysdeps/unix/bsd/osf/sigaction.h,
	sysdeps/unix/sysv/linux/sys/ptrace.h,
	sysdeps/unix/sysv/minix/sigaction.h,
	sysdeps/unix/sysv/sco3.2.4/sigaction.h,
	sysdeps/unix/sysv/sysv4/sigaction.h,
	sysdeps/unix/sysv/sysv4/sigset.h, termios/termios.h,
	time/sys/time.h, time/time.h: Fix copyright comment.

	* sysdeps/generic/dl-sysdep.c (_dl_sysdep_start): If uids and gids are
	not given in stack aux vector, fetch them with syscalls.
1996-04-21 00:27:19 +00:00

52 lines
1.9 KiB
C

/* The proper definitions for SVR4's sigaction.
Copyright (C) 1993, 1994, 1996 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 Library General Public License as
published by the Free Software Foundation; either version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
/* Structure describing the action to be taken when a signal arrives. */
struct sigaction
{
/* Special flags. */
int sa_flags;
/* Signal handler. */
__sighandler_t sa_handler;
/* Additional set of signals to be blocked. */
__sigset_t sa_mask;
/* Padding. */
int sa_resv[2];
};
/* Bits in `sa_flags'. */
#ifdef __USE_MISC
#define SA_ONSTACK 0x1 /* Take signal on signal stack. */
#define SA_RESETHAND 0x2 /* Reset to SIG_DFL on entry to handler. */
#define SA_RESTART 0x4 /* Don't restart syscall on signal return. */
#define SA_SIGINFO 0x8 /* Provide additional info to the handler. */
#define SA_NODEFER 0x10 /* Don't automatically block the signal when
its handler is being executed. */
#define SA_NOCLDWAIT 0x10000 /* Don't save zombie processes. */
#endif
#define SA_NOCLDSTOP 0x20000 /* Don't send SIGCHLD when children stop. */
/* Values for the HOW argument to `sigprocmask'. */
#define SIG_BLOCK 1 /* Block signals. */
#define SIG_UNBLOCK 2 /* Unblock signals. */
#define SIG_SETMASK 3 /* Set the set of blocked signals. */