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77 lines
3.1 KiB
C
77 lines
3.1 KiB
C
/* Signal number constants. Generic version.
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Copyright (C) 1991-2012 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifdef _SIGNAL_H
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/* Fake signal functions. */
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#define SIG_ERR ((__sighandler_t) -1) /* Error return. */
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#define SIG_DFL ((__sighandler_t) 0) /* Default action. */
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#define SIG_IGN ((__sighandler_t) 1) /* Ignore signal. */
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#ifdef __USE_UNIX98
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# define SIG_HOLD ((__sighandler_t) 2) /* Add signal to hold mask. */
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#endif
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/* We define here all the signal names listed in POSIX (1003.1-2008).
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Signals in the 1-15 range are defined with their historical numbers.
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For other signals specified by POSIX, we use the BSD numbers. */
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/* ISO C99 signals. */
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#define SIGINT 2 /* Interactive attention signal. */
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#define SIGILL 4 /* Illegal instruction. */
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#define SIGABRT 6 /* Abnormal termination. */
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#define SIGFPE 8 /* Erroneous arithmetic operation. */
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#define SIGSEGV 11 /* Invalid access to storage. */
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#define SIGTERM 15 /* Termination request. */
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/* Historical signals specified by POSIX. */
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#define SIGHUP 1 /* Hangup. */
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#define SIGQUIT 3 /* Quit. */
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#define SIGTRAP 5 /* Trace/breakpoint trap. */
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#define SIGKILL 9 /* Killed. */
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#define SIGBUS 10 /* Bus error. */
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#define SIGSYS 12 /* Bad system call. */
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#define SIGPIPE 13 /* Broken pipe. */
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#define SIGALRM 14 /* Alarm clock. */
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/* New(er) POSIX signals (1003.1-2008). */
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#define SIGURG 16 /* High bandwidth data is available at a socket. */
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#define SIGSTOP 17 /* Stopped (signal). */
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#define SIGTSTP 18 /* Stopped. */
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#define SIGCONT 19 /* Continued. */
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#define SIGCHLD 20 /* Child terminated or stopped. */
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#define SIGTTIN 21 /* Background read from control terminal. */
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#define SIGTTOU 22 /* Background write to control terminal. */
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#define SIGPOLL 23 /* Pollable event occurred (System V). */
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#define SIGIO SIGPOLL /* I/O now possible (4.2 BSD). */
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#define SIGXCPU 24 /* CPU time limit exceeded. */
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#define SIGXFSZ 25 /* File size limit exceeded. */
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#define SIGVTALRM 26 /* Virtual timer expired. */
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#define SIGPROF 27 /* Profiling timer expired. */
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#define SIGUSR1 30 /* User-defined signal 1. */
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#define SIGUSR2 31 /* User-defined signal 2. */
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#define _NSIG 32
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/* Archaic names for compatibility. */
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#define SIGIOT SIGABRT /* IOT instruction, abort() on a PDP11 */
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#define SIGCLD SIGCHLD /* Old System V name */
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#endif /* <signal.h> included. */
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