aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/unix/sysv/linux/bits/signum.h
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/unix/sysv/linux/bits/signum.h')
-rw-r--r--sysdeps/unix/sysv/linux/bits/signum.h91
1 files changed, 35 insertions, 56 deletions
diff --git a/sysdeps/unix/sysv/linux/bits/signum.h b/sysdeps/unix/sysv/linux/bits/signum.h
index e30efead0d..1a68255d02 100644
--- a/sysdeps/unix/sysv/linux/bits/signum.h
+++ b/sysdeps/unix/sysv/linux/bits/signum.h
@@ -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_XOPEN
-# 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. */