1 /* Signal number definitions. Linux version. 2 Copyright (C) 1995,1996,1997,1998,1999,2003 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, write to the Free 17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 18 02111-1307 USA. */ 19 20 #ifdef _SIGNAL_H 21 22 /* Fake signal functions. */ 23 #define SIG_ERR ((__sighandler_t) -1) /* Error return. */ 24 #define SIG_DFL ((__sighandler_t) 0) /* Default action. */ 25 #define SIG_IGN ((__sighandler_t) 1) /* Ignore signal. */ 26 27 #ifdef __USE_UNIX98 28 # define SIG_HOLD ((__sighandler_t) 2) /* Add signal to hold mask. */ 29 #endif 30 31 32 /* Signals. */ 33 #define SIGHUP 1 /* Hangup (POSIX). */ 34 #define SIGINT 2 /* Interrupt (ANSI). */ 35 #define SIGQUIT 3 /* Quit (POSIX). */ 36 #define SIGILL 4 /* Illegal instruction (ANSI). */ 37 #define SIGTRAP 5 /* Trace trap (POSIX). */ 38 #define SIGABRT 6 /* Abort (ANSI). */ 39 #define SIGIOT 6 /* IOT trap (4.2 BSD). */ 40 #define SIGBUS 7 /* BUS error (4.2 BSD). */ 41 #define SIGFPE 8 /* Floating-point exception (ANSI). */ 42 #define SIGKILL 9 /* Kill, unblockable (POSIX). */ 43 #define SIGUSR1 10 /* User-defined signal 1 (POSIX). */ 44 #define SIGSEGV 11 /* Segmentation violation (ANSI). */ 45 #define SIGUSR2 12 /* User-defined signal 2 (POSIX). */ 46 #define SIGPIPE 13 /* Broken pipe (POSIX). */ 47 #define SIGALRM 14 /* Alarm clock (POSIX). */ 48 #define SIGTERM 15 /* Termination (ANSI). */ 49 #define SIGSTKFLT 16 /* Stack fault. */ 50 #define SIGCLD SIGCHLD /* Same as SIGCHLD (System V). */ 51 #define SIGCHLD 17 /* Child status has changed (POSIX). */ 52 #define SIGCONT 18 /* Continue (POSIX). */ 53 #define SIGSTOP 19 /* Stop, unblockable (POSIX). */ 54 #define SIGTSTP 20 /* Keyboard stop (POSIX). */ 55 #define SIGTTIN 21 /* Background read from tty (POSIX). */ 56 #define SIGTTOU 22 /* Background write to tty (POSIX). */ 57 #define SIGURG 23 /* Urgent condition on socket (4.2 BSD). */ 58 #define SIGXCPU 24 /* CPU limit exceeded (4.2 BSD). */ 59 #define SIGXFSZ 25 /* File size limit exceeded (4.2 BSD). */ 60 #define SIGVTALRM 26 /* Virtual alarm clock (4.2 BSD). */ 61 #define SIGPROF 27 /* Profiling alarm clock (4.2 BSD). */ 62 #define SIGWINCH 28 /* Window size change (4.3 BSD, Sun). */ 63 #define SIGPOLL SIGIO /* Pollable event occurred (System V). */ 64 #define SIGIO 29 /* I/O now possible (4.2 BSD). */ 65 #define SIGPWR 30 /* Power failure restart (System V). */ 66 #define SIGSYS 31 /* Bad system call. */ 67 #define SIGUNUSED 31 68 69 #define _NSIG 65 /* Biggest signal number + 1 70 (including real-time signals). */ 71 72 #define SIGRTMIN (__libc_current_sigrtmin ()) 73 #define SIGRTMAX (__libc_current_sigrtmax ()) 74 75 /* These are the hard limits of the kernel. These values should not be 76 used directly at user level. */ 77 #define __SIGRTMIN 32 78 #define __SIGRTMAX (_NSIG - 1) 79 80 #endif /* <signal.h> included. */ 81