Update.
2000-06-09 Jes Sorensen <jes@linuxcare.com> Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/ia64/sigaction.c: New file. * sysdeps/unix/sysv/linux/ia64/sigpending.c: New file. * sysdeps/unix/sysv/linux/ia64/sigprocmask.c: New file. * sysdeps/unix/sysv/linux/ia64/sigsuspend.c: New file. * sysdeps/unix/sysv/linux/ia64/bits/sigaction.h: New file. * sysdeps/unix/sysv/linux/ia64/bits/sigstack.h: New file.
This commit is contained in:
Ulrich Drepper
parent
301909fbcb
commit
c79c9039b3
10
ChangeLog
10
ChangeLog
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@ -1,3 +1,13 @@
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2000-06-09 Jes Sorensen <jes@linuxcare.com>
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Ulrich Drepper <drepper@redhat.com>
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* sysdeps/unix/sysv/linux/ia64/sigaction.c: New file.
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* sysdeps/unix/sysv/linux/ia64/sigpending.c: New file.
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* sysdeps/unix/sysv/linux/ia64/sigprocmask.c: New file.
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* sysdeps/unix/sysv/linux/ia64/sigsuspend.c: New file.
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* sysdeps/unix/sysv/linux/ia64/bits/sigaction.h: New file.
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* sysdeps/unix/sysv/linux/ia64/bits/sigstack.h: New file.
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2000-06-09 Ulrich Drepper <drepper@redhat.com>
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* sysdeps/unix/sysv/linux/shm_open.c (where_is_shmfs): Try harder
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/* Definitions for Linux/ia64 sigaction.
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Copyright (C) 1996, 1997, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _SIGNAL_H
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# error "Never include <bits/sigaction.h> directly; use <signal.h> instead."
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#endif
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/* Structure describing the action to be taken when a signal arrives. */
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struct sigaction
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{
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/* Signal handler. */
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#ifdef __USE_POSIX199309
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union
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{
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/* Used if SA_SIGINFO is not set. */
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__sighandler_t sa_handler;
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/* Used if SA_SIGINFO is set. */
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void (*sa_sigaction) (int, siginfo_t *, void *);
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}
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__sigaction_handler;
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# define sa_handler __sigaction_handler.sa_handler
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# define sa_sigaction __sigaction_handler.sa_sigaction
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#else
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__sighandler_t sa_handler;
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#endif
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/* Special flags. */
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unsigned long int sa_flags;
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/* Additional set of signals to be blocked. */
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__sigset_t sa_mask;
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};
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/* Bits in `sa_flags'. */
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#define SA_NOCLDSTOP 0x00000001 /* Don't send SIGCHLD when children stop. */
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#define SA_SIGINFO 0x00000004
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#ifdef __USE_MISC
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# define SA_ONSTACK 0x08000000 /* Use signal stack by using `sa_restorer'. */
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# define SA_RESTART 0x10000000 /* Restart syscall on signal return. */
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# define SA_NODEFER 0x40000000 /* Don't automatically block the signal
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when its handler is being executed. */
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# define SA_RESETHAND 0x80000000 /* Reset to SIG_DFL on entry to handler. */
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#endif
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#ifdef __USE_MISC
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# define SA_INTERRUPT 0x20000000 /* Historic no-op. */
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/* Some aliases for the SA_ constants. */
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# define SA_NOMASK SA_NODEFER
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# define SA_ONESHOT SA_RESETHAND
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# define SA_STACK SA_ONSTACK
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#endif
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/* Values for the HOW argument to `sigprocmask'. */
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#define SIG_BLOCK 0 /* for blocking signals */
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#define SIG_UNBLOCK 1 /* for unblocking signals */
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#define SIG_SETMASK 2 /* for setting the signal mask */
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/* sigstack, sigaltstack definitions.
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Copyright (C) 1998, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _SIGNAL_H
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# error "Never include this file directly. Use <signal.h> instead"
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#endif
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/* Structure describing a signal stack (obsolete). */
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struct sigstack
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{
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__ptr_t ss_sp; /* Signal stack pointer. */
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int ss_onstack; /* Nonzero if executing on this stack. */
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};
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/* Possible values for `ss_flags.'. */
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enum
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{
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SS_ONSTACK = 1,
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#define SS_ONSTACK SS_ONSTACK
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SS_DISABLE
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#define SS_DISABLE SS_DISABLE
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};
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/* Minimum stack size for a signal handler. */
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#define MINSIGSTKSZ 2048
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/* System default stack size. */
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#define SIGSTKSZ 8192
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/* Alternate, preferred interface. */
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typedef struct sigaltstack
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{
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__ptr_t ss_sp;
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int ss_flags;
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size_t ss_size;
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} stack_t;
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@ -0,0 +1,51 @@
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/* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Linux/IA64 specific sigaction
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Written by Jes Sorensen, <Jes.Sorensen@cern.ch>, April 1999.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* Linux/ia64 only has rt signals, thus we do not even want to try falling
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back to the old style signals as the default Linux handler does. */
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#include <errno.h>
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#include <signal.h>
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#include <string.h>
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#include <sysdep.h>
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#include <sys/syscall.h>
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extern int __syscall_rt_sigaction (int, const struct sigaction *,
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struct sigaction *, size_t);
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/* The variable is shared between all wrappers around signal handling
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functions which have RT equivalents. This is the definition. */
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/* If ACT is not NULL, change the action for SIG to *ACT.
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If OACT is not NULL, put the old action for SIG in *OACT. */
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int
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__sigaction (sig, act, oact)
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int sig;
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const struct sigaction *act;
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struct sigaction *oact;
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{
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/* XXX The size argument hopefully will have to be changed to the
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real size of the user-level sigset_t. */
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return INLINE_SYSCALL (rt_sigaction, 4, sig, act, oact, _NSIG / 8);
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}
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weak_alias (__sigaction, sigaction)
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/* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* Linux/ia64 only has rt signals, thus we do not even want to try falling
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back to the old style signals as the default Linux handler does. */
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#include <errno.h>
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#include <signal.h>
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#include <unistd.h>
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#include <sysdep.h>
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#include <sys/syscall.h>
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extern int __syscall_rt_sigpending (sigset_t *, size_t);
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/* Change the set of blocked signals to SET,
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wait until a signal arrives, and restore the set of blocked signals. */
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int
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sigpending (set)
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sigset_t *set;
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{
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/* XXX The size argument hopefully will have to be changed to the
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real size of the user-level sigset_t. */
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return INLINE_SYSCALL (rt_sigpending, 2, set, _NSIG / 8);
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}
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@ -0,0 +1,46 @@
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/* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Linux/IA64 specific sigprocmask
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Written by Jes Sorensen, <Jes.Sorensen@cern.ch>, April 1999.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* Linux/ia64 only has rt signals, thus we do not even want to try falling
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back to the old style signals as the default Linux handler does. */
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#include <errno.h>
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#include <signal.h>
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#include <unistd.h>
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#include <sysdep.h>
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#include <sys/syscall.h>
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extern int __syscall_rt_sigprocmask (int, const sigset_t *, sigset_t *,
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size_t);
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/* Get and/or change the set of blocked signals. */
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int
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__sigprocmask (how, set, oset)
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int how;
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const sigset_t *set;
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sigset_t *oset;
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{
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/* XXX The size argument hopefully will have to be changed to the
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real size of the user-level sigset_t. */
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return INLINE_SYSCALL (rt_sigprocmask, 4, how, set, oset, _NSIG / 8);
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}
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weak_alias (__sigprocmask, sigprocmask)
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@ -0,0 +1,39 @@
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/* Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <errno.h>
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#include <signal.h>
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#include <unistd.h>
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#include <sysdep.h>
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#include <sys/syscall.h>
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extern int __syscall_rt_sigsuspend (const sigset_t *, size_t);
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/* Change the set of blocked signals to SET,
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wait until a signal arrives, and restore the set of blocked signals. */
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int
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__sigsuspend (set)
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const sigset_t *set;
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{
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/* XXX The size argument hopefully will have to be changed to the
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real size of the user-level sigset_t. */
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return INLINE_SYSCALL (rt_sigsuspend, 2, set, _NSIG / 8);
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}
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weak_alias (__sigsuspend, sigsuspend)
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