diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/bits/signum.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/bits/signum.h | 93 |
1 files changed, 36 insertions, 57 deletions
diff --git a/sysdeps/unix/sysv/linux/bits/signum.h b/sysdeps/unix/sysv/linux/bits/signum.h index 0e4eea1f57..0f70ce5059 100644 --- a/sysdeps/unix/sysv/linux/bits/signum.h +++ b/sysdeps/unix/sysv/linux/bits/signum.h @@ -1,5 +1,5 @@ /* Signal number definitions. Linux version. - Copyright (C) 1995-2016 Free Software Foundation, Inc. + Copyright (C) 1995-2018 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 @@ -16,64 +16,43 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#ifdef _SIGNAL_H +#ifndef _BITS_SIGNUM_H +#define _BITS_SIGNUM_H 1 -/* 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. */ +#ifndef _SIGNAL_H +#error "Never include <bits/signum.h> directly; use <signal.h> instead." #endif - -/* Signals. */ -#define SIGHUP 1 /* Hangup (POSIX). */ -#define SIGINT 2 /* Interrupt (ANSI). */ -#define SIGQUIT 3 /* Quit (POSIX). */ -#define SIGILL 4 /* Illegal instruction (ANSI). */ -#define SIGTRAP 5 /* Trace trap (POSIX). */ -#define SIGABRT 6 /* Abort (ANSI). */ -#define SIGIOT 6 /* IOT trap (4.2 BSD). */ -#define SIGBUS 7 /* BUS error (4.2 BSD). */ -#define SIGFPE 8 /* Floating-point exception (ANSI). */ -#define SIGKILL 9 /* Kill, unblockable (POSIX). */ -#define SIGUSR1 10 /* User-defined signal 1 (POSIX). */ -#define SIGSEGV 11 /* Segmentation violation (ANSI). */ -#define SIGUSR2 12 /* User-defined signal 2 (POSIX). */ -#define SIGPIPE 13 /* Broken pipe (POSIX). */ -#define SIGALRM 14 /* Alarm clock (POSIX). */ -#define SIGTERM 15 /* Termination (ANSI). */ -#define SIGSTKFLT 16 /* Stack fault. */ -#define SIGCLD SIGCHLD /* Same as SIGCHLD (System V). */ -#define SIGCHLD 17 /* Child status has changed (POSIX). */ -#define SIGCONT 18 /* Continue (POSIX). */ -#define SIGSTOP 19 /* Stop, unblockable (POSIX). */ -#define SIGTSTP 20 /* Keyboard stop (POSIX). */ -#define SIGTTIN 21 /* Background read from tty (POSIX). */ -#define SIGTTOU 22 /* Background write to tty (POSIX). */ -#define SIGURG 23 /* Urgent condition on socket (4.2 BSD). */ -#define SIGXCPU 24 /* CPU limit exceeded (4.2 BSD). */ -#define SIGXFSZ 25 /* File size limit exceeded (4.2 BSD). */ -#define SIGVTALRM 26 /* Virtual alarm clock (4.2 BSD). */ -#define SIGPROF 27 /* Profiling alarm clock (4.2 BSD). */ -#define SIGWINCH 28 /* Window size change (4.3 BSD, Sun). */ -#define SIGPOLL SIGIO /* Pollable event occurred (System V). */ -#define SIGIO 29 /* I/O now possible (4.2 BSD). */ -#define SIGPWR 30 /* Power failure restart (System V). */ -#define SIGSYS 31 /* Bad system call. */ -#define SIGUNUSED 31 - -#define _NSIG 65 /* Biggest signal number + 1 - (including real-time signals). */ - -#define SIGRTMIN (__libc_current_sigrtmin ()) -#define SIGRTMAX (__libc_current_sigrtmax ()) - -/* These are the hard limits of the kernel. These values should not be - used directly at user level. */ -#define __SIGRTMIN 32 -#define __SIGRTMAX (_NSIG - 1) +#include <bits/signum-generic.h> + +/* Adjustments and additions to the signal number constants for + most Linux systems. */ + +#define SIGSTKFLT 16 /* Stack fault (obsolete). */ +#define SIGPWR 30 /* Power failure imminent. */ + +#undef SIGBUS +#define SIGBUS 7 +#undef SIGUSR1 +#define SIGUSR1 10 +#undef SIGUSR2 +#define SIGUSR2 12 +#undef SIGCHLD +#define SIGCHLD 17 +#undef SIGCONT +#define SIGCONT 18 +#undef SIGSTOP +#define SIGSTOP 19 +#undef SIGTSTP +#define SIGTSTP 20 +#undef SIGURG +#define SIGURG 23 +#undef SIGPOLL +#define SIGPOLL 29 +#undef SIGSYS +#define SIGSYS 31 + +#undef __SIGRTMAX +#define __SIGRTMAX 64 #endif /* <signal.h> included. */ |