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glibc  2.9
signum.h
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00001 /* Signal number definitions.  Linux version.
00002    Copyright (C) 1995,1996,1997,1998,1999,2003 Free Software Foundation, Inc.
00003    This file is part of the GNU C Library.
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #ifdef _SIGNAL_H
00021 
00022 /* Fake signal functions.  */
00023 #define SIG_ERR      ((__sighandler_t) -1)              /* Error return.  */
00024 #define SIG_DFL      ((__sighandler_t) 0)        /* Default action.  */
00025 #define SIG_IGN      ((__sighandler_t) 1)        /* Ignore signal.  */
00026 
00027 #ifdef __USE_UNIX98
00028 # define SIG_HOLD    ((__sighandler_t) 2) /* Add signal to hold mask.  */
00029 #endif
00030 
00031 
00032 /* Signals.  */
00033 #define       SIGHUP        1      /* Hangup (POSIX).  */
00034 #define       SIGINT        2      /* Interrupt (ANSI).  */
00035 #define       SIGQUIT              3      /* Quit (POSIX).  */
00036 #define       SIGILL        4      /* Illegal instruction (ANSI).  */
00037 #define       SIGTRAP              5      /* Trace trap (POSIX).  */
00038 #define       SIGABRT              6      /* Abort (ANSI).  */
00039 #define       SIGIOT        6      /* IOT trap (4.2 BSD).  */
00040 #define       SIGBUS        7      /* BUS error (4.2 BSD).  */
00041 #define       SIGFPE        8      /* Floating-point exception (ANSI).  */
00042 #define       SIGKILL              9      /* Kill, unblockable (POSIX).  */
00043 #define       SIGUSR1              10     /* User-defined signal 1 (POSIX).  */
00044 #define       SIGSEGV              11     /* Segmentation violation (ANSI).  */
00045 #define       SIGUSR2              12     /* User-defined signal 2 (POSIX).  */
00046 #define       SIGPIPE              13     /* Broken pipe (POSIX).  */
00047 #define       SIGALRM              14     /* Alarm clock (POSIX).  */
00048 #define       SIGTERM              15     /* Termination (ANSI).  */
00049 #define       SIGSTKFLT     16     /* Stack fault.  */
00050 #define       SIGCLD        SIGCHLD       /* Same as SIGCHLD (System V).  */
00051 #define       SIGCHLD              17     /* Child status has changed (POSIX).  */
00052 #define       SIGCONT              18     /* Continue (POSIX).  */
00053 #define       SIGSTOP              19     /* Stop, unblockable (POSIX).  */
00054 #define       SIGTSTP              20     /* Keyboard stop (POSIX).  */
00055 #define       SIGTTIN              21     /* Background read from tty (POSIX).  */
00056 #define       SIGTTOU              22     /* Background write to tty (POSIX).  */
00057 #define       SIGURG        23     /* Urgent condition on socket (4.2 BSD).  */
00058 #define       SIGXCPU              24     /* CPU limit exceeded (4.2 BSD).  */
00059 #define       SIGXFSZ              25     /* File size limit exceeded (4.2 BSD).  */
00060 #define       SIGVTALRM     26     /* Virtual alarm clock (4.2 BSD).  */
00061 #define       SIGPROF              27     /* Profiling alarm clock (4.2 BSD).  */
00062 #define       SIGWINCH      28     /* Window size change (4.3 BSD, Sun).  */
00063 #define       SIGPOLL              SIGIO  /* Pollable event occurred (System V).  */
00064 #define       SIGIO         29     /* I/O now possible (4.2 BSD).  */
00065 #define       SIGPWR        30     /* Power failure restart (System V).  */
00066 #define SIGSYS              31     /* Bad system call.  */
00067 #define SIGUNUSED    31
00068 
00069 #define       _NSIG         65     /* Biggest signal number + 1
00070                                (including real-time signals).  */
00071 
00072 #define SIGRTMIN        (__libc_current_sigrtmin ())
00073 #define SIGRTMAX        (__libc_current_sigrtmax ())
00074 
00075 /* These are the hard limits of the kernel.  These values should not be
00076    used directly at user level.  */
00077 #define __SIGRTMIN   32
00078 #define __SIGRTMAX   (_NSIG - 1)
00079 
00080 #endif /* <signal.h> included.  */