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Diffstat (limited to 'sysdeps/unix/bsd/bits/signum.h')
-rw-r--r--sysdeps/unix/bsd/bits/signum.h60
1 files changed, 11 insertions, 49 deletions
diff --git a/sysdeps/unix/bsd/bits/signum.h b/sysdeps/unix/bsd/bits/signum.h
index 022007cf8a..85e11d6882 100644
--- a/sysdeps/unix/bsd/bits/signum.h
+++ b/sysdeps/unix/bsd/bits/signum.h
@@ -1,5 +1,5 @@
/* Signal number definitions. BSD version.
- Copyright (C) 1991-2016 Free Software Foundation, Inc.
+ Copyright (C) 1991-2018 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
@@ -16,58 +16,20 @@
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
-/* This file defines the fake signal functions and signal
- number constants for 4.2 or 4.3 BSD-derived Unix system. */
-
-/* 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
+#include <bits/signum-generic.h>
-/* Signals. */
-#define SIGHUP 1 /* Hangup (POSIX). */
-#define SIGINT 2 /* Interrupt (ANSI). */
-#define SIGQUIT 3 /* Quit (POSIX). */
-#define SIGILL 4 /* Illegal instruction (ANSI). */
-#define SIGABRT SIGIOT /* Abort (ANSI). */
-#define SIGTRAP 5 /* Trace trap (POSIX). */
-#define SIGIOT 6 /* IOT trap (4.2 BSD). */
-#define SIGEMT 7 /* EMT trap (4.2 BSD). */
-#define SIGFPE 8 /* Floating-point exception (ANSI). */
-#define SIGKILL 9 /* Kill, unblockable (POSIX). */
-#define SIGBUS 10 /* Bus error (4.2 BSD). */
-#define SIGSEGV 11 /* Segmentation violation (ANSI). */
-#define SIGSYS 12 /* Bad argument to system call (4.2 BSD). */
-#define SIGPIPE 13 /* Broken pipe (POSIX). */
-#define SIGALRM 14 /* Alarm clock (POSIX). */
-#define SIGTERM 15 /* Termination (ANSI). */
-#define SIGURG 16 /* Urgent condition on socket (4.2 BSD). */
-#define SIGSTOP 17 /* Stop, unblockable (POSIX). */
-#define SIGTSTP 18 /* Keyboard stop (POSIX). */
-#define SIGCONT 19 /* Continue (POSIX). */
-#define SIGCHLD 20 /* Child status has changed (POSIX). */
-#define SIGCLD SIGCHLD /* Same as SIGCHLD (System V). */
-#define SIGTTIN 21 /* Background read from tty (POSIX). */
-#define SIGTTOU 22 /* Background write to tty (POSIX). */
-#define SIGIO 23 /* I/O now possible (4.2 BSD). */
-#define SIGPOLL SIGIO /* Same as SIGIO? (SVID). */
-#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). */
+/* Adjustments and additions to the signal number constants for
+ 4.2 or 4.3 BSD-derived Unix systems. */
+
+#define SIGEMT 7 /* Emulator trap (4.2 BSD). */
#define SIGINFO 29 /* Information request (4.4 BSD). */
-#define SIGUSR1 30 /* User-defined signal 1 (POSIX). */
-#define SIGUSR2 31 /* User-defined signal 2 (POSIX). */
#define SIGLOST 32 /* Resource lost (Sun); server died (GNU). */
-#endif /* <signal.h> included. */
-
-#define _NSIG 33 /* Biggest signal number + 1. */
+#endif /* bits/signum.h. */