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GNU C Library master sources branch master updated. glibc-2.21-637-g4248691
- From: roland at sourceware dot org
- To: glibc-cvs at sourceware dot org
- Date: 23 Jul 2015 23:46:08 -0000
- Subject: GNU C Library master sources branch master updated. glibc-2.21-637-g4248691
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- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=42486917fd365275ced60dc2a1c5ca5ed7a0b8f3
commit 42486917fd365275ced60dc2a1c5ca5ed7a0b8f3
Author: Roland McGrath <roland@hack.frob.com>
Date: Thu Jul 23 16:44:47 2015 -0700
Add SIGWINCH to generic <bits/signum.h>.
diff --git a/ChangeLog b/ChangeLog
index 3400f7b..a0edc1b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
2015-07-23 Roland McGrath <roland@hack.frob.com>
+ * bits/signum.h: Update comments to mention 1003.1-2013 too.
+ (SIGWINCH): New macro.
+
* sysdeps/nacl/getdtsz.c (getdtablesize): Add missing weak_alias.
* sysdeps/arm/nacl/libc.abilist: Add it.
diff --git a/bits/signum.h b/bits/signum.h
index a07a9b4..e6deefd 100644
--- a/bits/signum.h
+++ b/bits/signum.h
@@ -28,9 +28,13 @@
# define SIG_HOLD ((__sighandler_t) 2) /* Add signal to hold mask. */
#endif
-/* We define here all the signal names listed in POSIX (1003.1-2008).
+/* We define here all the signal names listed in POSIX (1003.1-2008);
+ as of 1003.1-2013, no additional signals have been added by POSIX.
+ We also define here signal names that historically exist in every
+ real-world POSIX variant (e.g. SIGWINCH).
+
Signals in the 1-15 range are defined with their historical numbers.
- For other signals specified by POSIX, we use the BSD numbers. */
+ For other signals, we use the BSD numbers. */
/* ISO C99 signals. */
#define SIGINT 2 /* Interactive attention signal. */
@@ -50,7 +54,7 @@
#define SIGPIPE 13 /* Broken pipe. */
#define SIGALRM 14 /* Alarm clock. */
-/* New(er) POSIX signals (1003.1-2008). */
+/* New(er) POSIX signals (1003.1-2008, 1003.1-2013). */
#define SIGURG 16 /* High bandwidth data is available at a socket. */
#define SIGSTOP 17 /* Stopped (signal). */
#define SIGTSTP 18 /* Stopped. */
@@ -67,10 +71,14 @@
#define SIGUSR1 30 /* User-defined signal 1. */
#define SIGUSR2 31 /* User-defined signal 2. */
+/* Nonstandard signals found in all modern POSIX systems
+ (including both BSD and Linux). */
+#define SIGWINCH 28 /* Window size change (4.3 BSD, Sun). */
+
#define _NSIG 32
/* Archaic names for compatibility. */
-#define SIGIOT SIGABRT /* IOT instruction, abort() on a PDP11 */
+#define SIGIOT SIGABRT /* IOT instruction, abort() on a PDP-11. */
#define SIGCLD SIGCHLD /* Old System V name */
#endif /* <signal.h> included. */
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 3 +++
bits/signum.h | 16 ++++++++++++----
2 files changed, 15 insertions(+), 4 deletions(-)
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