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74 lines
3.2 KiB
C
74 lines
3.2 KiB
C
/* Signal number definitions. BSD version.
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Copyright (C) 1991-2013 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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/* This file defines the fake signal functions and signal
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number constants for 4.2 or 4.3 BSD-derived Unix system. */
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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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/* Signals. */
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#define SIGHUP 1 /* Hangup (POSIX). */
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#define SIGINT 2 /* Interrupt (ANSI). */
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#define SIGQUIT 3 /* Quit (POSIX). */
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#define SIGILL 4 /* Illegal instruction (ANSI). */
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#define SIGABRT SIGIOT /* Abort (ANSI). */
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#define SIGTRAP 5 /* Trace trap (POSIX). */
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#define SIGIOT 6 /* IOT trap (4.2 BSD). */
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#define SIGEMT 7 /* EMT trap (4.2 BSD). */
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#define SIGFPE 8 /* Floating-point exception (ANSI). */
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#define SIGKILL 9 /* Kill, unblockable (POSIX). */
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#define SIGBUS 10 /* Bus error (4.2 BSD). */
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#define SIGSEGV 11 /* Segmentation violation (ANSI). */
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#define SIGSYS 12 /* Bad argument to system call (4.2 BSD). */
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#define SIGPIPE 13 /* Broken pipe (POSIX). */
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#define SIGALRM 14 /* Alarm clock (POSIX). */
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#define SIGTERM 15 /* Termination (ANSI). */
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#define SIGURG 16 /* Urgent condition on socket (4.2 BSD). */
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#define SIGSTOP 17 /* Stop, unblockable (POSIX). */
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#define SIGTSTP 18 /* Keyboard stop (POSIX). */
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#define SIGCONT 19 /* Continue (POSIX). */
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#define SIGCHLD 20 /* Child status has changed (POSIX). */
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#define SIGCLD SIGCHLD /* Same as SIGCHLD (System V). */
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#define SIGTTIN 21 /* Background read from tty (POSIX). */
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#define SIGTTOU 22 /* Background write to tty (POSIX). */
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#define SIGIO 23 /* I/O now possible (4.2 BSD). */
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#define SIGPOLL SIGIO /* Same as SIGIO? (SVID). */
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#define SIGXCPU 24 /* CPU limit exceeded (4.2 BSD). */
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#define SIGXFSZ 25 /* File size limit exceeded (4.2 BSD). */
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#define SIGVTALRM 26 /* Virtual alarm clock (4.2 BSD). */
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#define SIGPROF 27 /* Profiling alarm clock (4.2 BSD). */
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#define SIGWINCH 28 /* Window size change (4.3 BSD, Sun). */
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#define SIGINFO 29 /* Information request (4.4 BSD). */
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#define SIGUSR1 30 /* User-defined signal 1 (POSIX). */
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#define SIGUSR2 31 /* User-defined signal 2 (POSIX). */
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#define SIGLOST 32 /* Resource lost (Sun); server died (GNU). */
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#endif /* <signal.h> included. */
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#define _NSIG 33 /* Biggest signal number + 1. */
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