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glibc  2.9
signum.h
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00001 /* Signal number definitions.  Linux version.
00002    Copyright (C) 1995, 1997, 1998 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 #define SIGHUP               1     /* Hangup (POSIX).  */
00033 #define SIGINT               2     /* Interrupt (ANSI).  */
00034 #define SIGQUIT              3     /* Quit (POSIX).  */
00035 #define SIGILL               4     /* Illegal instruction (ANSI).  */
00036 #define SIGTRAP              5     /* Trace trap (POSIX).  */
00037 #define SIGIOT               6     /* IOT trap (4.2 BSD).  */
00038 #define SIGABRT              SIGIOT       /* Abort (ANSI).  */
00039 #define SIGEMT               7
00040 #define SIGFPE               8     /* Floating-point exception (ANSI).  */
00041 #define SIGKILL              9     /* Kill, unblockable (POSIX).  */
00042 #define SIGBUS              10     /* BUS error (4.2 BSD).  */
00043 #define SIGSEGV             11     /* Segmentation violation (ANSI).  */
00044 #define SIGSYS              12
00045 #define SIGPIPE             13     /* Broken pipe (POSIX).  */
00046 #define SIGALRM             14     /* Alarm clock (POSIX).  */
00047 #define SIGTERM             15     /* Termination (ANSI).  */
00048 #define SIGUSR1             16     /* User-defined signal 1 (POSIX).  */
00049 #define SIGUSR2             17     /* User-defined signal 2 (POSIX).  */
00050 #define SIGCHLD             18     /* Child status has changed (POSIX).  */
00051 #define SIGCLD              SIGCHLD       /* Same as SIGCHLD (System V).  */
00052 #define SIGPWR              19     /* Power failure restart (System V).  */
00053 #define SIGWINCH     20     /* Window size change (4.3 BSD, Sun).  */
00054 #define SIGURG              21     /* Urgent condition on socket (4.2 BSD).  */
00055 #define SIGIO        22     /* I/O now possible (4.2 BSD).  */
00056 #define SIGPOLL             SIGIO  /* Pollable event occurred (System V).  */
00057 #define SIGSTOP             23     /* Stop, unblockable (POSIX).  */
00058 #define SIGTSTP             24     /* Keyboard stop (POSIX).  */
00059 #define SIGCONT             25     /* Continue (POSIX).  */
00060 #define SIGTTIN             26     /* Background read from tty (POSIX).  */
00061 #define SIGTTOU             27     /* Background write to tty (POSIX).  */
00062 #define SIGVTALRM    28     /* Virtual alarm clock (4.2 BSD).  */
00063 #define SIGPROF             29     /* Profiling alarm clock (4.2 BSD).  */
00064 #define SIGXCPU             30     /* CPU limit exceeded (4.2 BSD).  */
00065 #define SIGXFSZ             31     /* File size limit exceeded (4.2 BSD).  */
00066 
00067 
00068 #define _NSIG        128    /* Biggest signal number + 1
00069                                (including real-time signals).  */
00070 
00071 #define SIGRTMIN     (__libc_current_sigrtmin ())
00072 #define SIGRTMAX     (__libc_current_sigrtmax ())
00073 
00074 /* These are the hard limits of the kernel.  These values should not be
00075    used directly at user level.  */
00076 #define __SIGRTMIN   32
00077 #define __SIGRTMAX   (_NSIG - 1)
00078 
00079 #endif /* <signal.h> included.  */