c14e4c326d
exec_startup_get_info RPC from exec_startup.defs in place of old exec_startup from exec.defs. Remove kludge to guess user entry and phdr locations, since the new RPC gives us that info. * sysdeps/generic/_strerror.c: Undo last change.
55 lines
2.1 KiB
C
55 lines
2.1 KiB
C
/* The proper definitions for Linux's sigaction.
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Copyright (C) 1993, 1994, 1995 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
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not, 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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/* 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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__sighandler_t sa_handler;
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/* Additional set of signals to be blocked. */
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__sigset_t sa_mask;
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/* Special flags. */
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unsigned long sa_flags;
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/* Restore handler. */
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void (*sa_restorer) __P ((void));
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};
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/* Bits in `sa_flags'. */
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#define SA_NOCLDSTOP 1 /* Don't send SIGCHLD when children stop. */
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#ifdef __USE_MISC
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#define SA_STACK 0x08000000 /* Use signal stack by using `sa_restorer'. */
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#define SA_RESTART 0x10000000 /* Don't restart syscall on signal return. */
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#define SA_INTERRUPT 0x20000000 /* Historical no-op. */
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#define SA_NODEFER 0x40000000 /* Don't automatically block the signal when
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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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/* 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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#endif
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/* Values for the HOW argument to `sigprocmask'. */
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#define SIG_BLOCK 0 /* Block signals. */
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#define SIG_UNBLOCK 1 /* Unblock signals. */
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#define SIG_SETMASK 2 /* Set the set of blocked signals. */
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