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authorRoland McGrath <roland@hack.frob.com>2012-07-30 16:09:11 -0700
committerRoland McGrath <roland@hack.frob.com>2012-07-30 16:34:33 -0700
commitbea9b19322c77265033a068ac60c95a37e798a80 (patch)
treed3fad60d4780a5d86fe5dbedd994c3cd7625890b /bits/signum.h
parentfc56c5bbc1a0d56b9b49171dd377c73c268ebcfd (diff)
Fix lots of bitrot for stub configurations.
Diffstat (limited to 'bits/signum.h')
-rw-r--r--bits/signum.h69
1 files changed, 41 insertions, 28 deletions
diff --git a/bits/signum.h b/bits/signum.h
index 48bb7b8050..0a0acb23af 100644
--- a/bits/signum.h
+++ b/bits/signum.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 1991, 1993, 1996, 1998 Free Software Foundation, Inc.
+/* Signal number constants. Generic version.
+ Copyright (C) 1991-2012 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
@@ -27,37 +28,49 @@
# define SIG_HOLD ((__sighandler_t) 2) /* Add signal to hold mask. */
#endif
-/* Signals in the 1-15 range are defined with their historical numbers.
- Signals in the 20-25 range are relatively new and have no ingrained
- numbers. */
+/* We define here all the signal names listed in POSIX (1003.1-2008).
+ Signals in the 1-15 range are defined with their historical numbers.
+ For other signals specified by POSIX, we use the BSD numbers. */
-/* ANSI signals. */
-#define SIGINT 2 /* Interactive attention signal. */
-#define SIGILL 4 /* Illegal instruction. */
-#define SIGABRT 6 /* Abnormal termination. */
-#define SIGFPE 8 /* Erroneous arithmetic operation. */
-#define SIGSEGV 11 /* Invalid access to storage. */
-#define SIGTERM 15 /* Termination request. */
+/* ISO C99 signals. */
+#define SIGINT 2 /* Interactive attention signal. */
+#define SIGILL 4 /* Illegal instruction. */
+#define SIGABRT 6 /* Abnormal termination. */
+#define SIGFPE 8 /* Erroneous arithmetic operation. */
+#define SIGSEGV 11 /* Invalid access to storage. */
+#define SIGTERM 15 /* Termination request. */
/* Historical signals specified by POSIX. */
-#define SIGHUP 1 /* Hangup. */
-#define SIGQUIT 3 /* Quit. */
-#define SIGKILL 9 /* Kill (cannot be blocked, caught, or ignored). */
-#define SIGPIPE 13 /* Broken pipe. */
-#define SIGALRM 14 /* Alarm clock. */
-
-/* New(er) POSIX signals. */
-#define SIGSTOP 20 /* Stop (cannot be blocked, caught, or ignored). */
-#define SIGCONT 21 /* Continue. */
-#define SIGTSTP 22 /* Keyboard stop. */
-#define SIGTTIN 23 /* Background read from control terminal. */
-#define SIGTTOU 24 /* Background write to control terminal. */
-#define SIGCHLD 25 /* Child terminated or stopped. */
-
-#define _NSIG 26
+#define SIGHUP 1 /* Hangup. */
+#define SIGQUIT 3 /* Quit. */
+#define SIGTRAP 5 /* Trace/breakpoint trap. */
+#define SIGKILL 9 /* Killed. */
+#define SIGBUS 10 /* Bus error. */
+#define SIGSYS 12 /* Bad system call. */
+#define SIGPIPE 13 /* Broken pipe. */
+#define SIGALRM 14 /* Alarm clock. */
+
+/* New(er) POSIX signals (1003.1-2008). */
+#define SIGURG 16 /* High bandwidth data is available at a socket. */
+#define SIGSTOP 17 /* Stopped (signal). */
+#define SIGTSTP 18 /* Stopped. */
+#define SIGCONT 19 /* Continued. */
+#define SIGCHLD 20 /* Child terminated or stopped. */
+#define SIGTTIN 21 /* Background read from control terminal. */
+#define SIGTTOU 22 /* Background write to control terminal. */
+#define SIGPOLL 23 /* Pollable event occurred (System V). */
+#define SIGIO SIGPOLL /* I/O now possible (4.2 BSD). */
+#define SIGXCPU 24 /* CPU time limit exceeded. */
+#define SIGXFSZ 25 /* File size limit exceeded. */
+#define SIGVTALRM 26 /* Virtual timer expired. */
+#define SIGPROF 27 /* Profiling timer expired. */
+#define SIGUSR1 30 /* User-defined signal 1. */
+#define SIGUSR2 31 /* User-defined signal 2. */
+
+#define _NSIG 32
/* Archaic names for compatibility. */
-#define SIGIOT SIGABRT /* IOT instruction, abort() on a PDP11 */
-#define SIGCLD SIGCHLD /* Old System V name */
+#define SIGIOT SIGABRT /* IOT instruction, abort() on a PDP11 */
+#define SIGCLD SIGCHLD /* Old System V name */
#endif /* <signal.h> included. */