/* Copyright (C) 1991, 1993, 1996, 1998 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, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ #ifdef _SIGNAL_H /* Fake signal functions. */ #define SIG_ERR ((__sighandler_t) -1) /* Error return. */ #define SIG_DFL ((__sighandler_t) 0) /* Default action. */ #define SIG_IGN ((__sighandler_t) 1) /* Ignore signal. */ #ifdef __USE_UNIX98 # define SIG_HOLD ((__sighandler_t) 2) /* Add signal to hold mask. */ #endif /* Signals in the 1-15 range are defined with their historical numbers. Signals in the 20-25 range are relatively new and have no ingrained numbers. */ /* ANSI signals. */ #define SIGINT 2 /* Interactive attention signal. */ #define SIGILL 4 /* Illegal instruction. */ #define SIGABRT 6 /* Abnormal termination. */ #define SIGFPE 8 /* Erroneous arithmetic operation. */ #define SIGSEGV 11 /* Invalid access to storage. */ #define SIGTERM 15 /* Termination request. */ /* Historical signals specified by POSIX. */ #define SIGHUP 1 /* Hangup. */ #define SIGQUIT 3 /* Quit. */ #define SIGKILL 9 /* Kill (cannot be blocked, caught, or ignored). */ #define SIGPIPE 13 /* Broken pipe. */ #define SIGALRM 14 /* Alarm clock. */ /* New(er) POSIX signals. */ #define SIGSTOP 20 /* Stop (cannot be blocked, caught, or ignored). */ #define SIGCONT 21 /* Continue. */ #define SIGTSTP 22 /* Keyboard stop. */ #define SIGTTIN 23 /* Background read from control terminal. */ #define SIGTTOU 24 /* Background write to control terminal. */ #define SIGCHLD 25 /* Child terminated or stopped. */ #define _NSIG 26 /* Archaic names for compatibility. */ #define SIGIOT SIGABRT /* IOT instruction, abort() on a PDP11 */ #define SIGCLD SIGCHLD /* Old System V name */ #endif /* <signal.h> included. */