| 1 | /* Signal number definitions. Linux version. |
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| 2 | Copyright (C) 1995-2016 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with the GNU C Library; if not, see |
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| 17 | <http://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | #ifdef _SIGNAL_H |
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| 20 | |
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| 21 | /* Fake signal functions. */ |
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| 22 | #define SIG_ERR ((__sighandler_t) -1) /* Error return. */ |
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| 23 | #define SIG_DFL ((__sighandler_t) 0) /* Default action. */ |
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| 24 | #define SIG_IGN ((__sighandler_t) 1) /* Ignore signal. */ |
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| 25 | |
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| 26 | #ifdef __USE_UNIX98 |
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| 27 | # define SIG_HOLD ((__sighandler_t) 2) /* Add signal to hold mask. */ |
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| 28 | #endif |
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| 29 | |
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| 30 | |
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| 31 | /* Signals. */ |
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| 32 | #define SIGHUP 1 /* Hangup (POSIX). */ |
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| 33 | #define SIGINT 2 /* Interrupt (ANSI). */ |
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| 34 | #define SIGQUIT 3 /* Quit (POSIX). */ |
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| 35 | #define SIGILL 4 /* Illegal instruction (ANSI). */ |
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| 36 | #define SIGTRAP 5 /* Trace trap (POSIX). */ |
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| 37 | #define SIGABRT 6 /* Abort (ANSI). */ |
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| 38 | #define SIGIOT 6 /* IOT trap (4.2 BSD). */ |
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| 39 | #define SIGBUS 7 /* BUS error (4.2 BSD). */ |
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| 40 | #define SIGFPE 8 /* Floating-point exception (ANSI). */ |
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| 41 | #define SIGKILL 9 /* Kill, unblockable (POSIX). */ |
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| 42 | #define SIGUSR1 10 /* User-defined signal 1 (POSIX). */ |
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| 43 | #define SIGSEGV 11 /* Segmentation violation (ANSI). */ |
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| 44 | #define SIGUSR2 12 /* User-defined signal 2 (POSIX). */ |
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| 45 | #define SIGPIPE 13 /* Broken pipe (POSIX). */ |
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| 46 | #define SIGALRM 14 /* Alarm clock (POSIX). */ |
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| 47 | #define SIGTERM 15 /* Termination (ANSI). */ |
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| 48 | #define SIGSTKFLT 16 /* Stack fault. */ |
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| 49 | #define SIGCLD SIGCHLD /* Same as SIGCHLD (System V). */ |
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| 50 | #define SIGCHLD 17 /* Child status has changed (POSIX). */ |
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| 51 | #define SIGCONT 18 /* Continue (POSIX). */ |
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| 52 | #define SIGSTOP 19 /* Stop, unblockable (POSIX). */ |
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| 53 | #define SIGTSTP 20 /* Keyboard stop (POSIX). */ |
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| 54 | #define SIGTTIN 21 /* Background read from tty (POSIX). */ |
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| 55 | #define SIGTTOU 22 /* Background write to tty (POSIX). */ |
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| 56 | #define SIGURG 23 /* Urgent condition on socket (4.2 BSD). */ |
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| 57 | #define SIGXCPU 24 /* CPU limit exceeded (4.2 BSD). */ |
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| 58 | #define SIGXFSZ 25 /* File size limit exceeded (4.2 BSD). */ |
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| 59 | #define SIGVTALRM 26 /* Virtual alarm clock (4.2 BSD). */ |
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| 60 | #define SIGPROF 27 /* Profiling alarm clock (4.2 BSD). */ |
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| 61 | #define SIGWINCH 28 /* Window size change (4.3 BSD, Sun). */ |
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| 62 | #define SIGPOLL SIGIO /* Pollable event occurred (System V). */ |
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| 63 | #define SIGIO 29 /* I/O now possible (4.2 BSD). */ |
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| 64 | #define SIGPWR 30 /* Power failure restart (System V). */ |
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| 65 | #define SIGSYS 31 /* Bad system call. */ |
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| 66 | #define SIGUNUSED 31 |
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| 67 | |
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| 68 | #define _NSIG 65 /* Biggest signal number + 1 |
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| 69 | (including real-time signals). */ |
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| 70 | |
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| 71 | #define SIGRTMIN (__libc_current_sigrtmin ()) |
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| 72 | #define SIGRTMAX (__libc_current_sigrtmax ()) |
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| 73 | |
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| 74 | /* These are the hard limits of the kernel. These values should not be |
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| 75 | used directly at user level. */ |
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| 76 | #define __SIGRTMIN 32 |
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| 77 | #define __SIGRTMAX (_NSIG - 1) |
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| 78 | |
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| 79 | #endif /* <signal.h> included. */ |
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| 80 | |
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