From: Bruno Haible <bruno@clisp.org>
Date: Fri, 24 Dec 2010 10:03:44 +0000 (+0100)
Subject: signal: Define NSIG.
X-Git-Tag: v0.1~3480
X-Git-Url: http://erislabs.org.uk/gitweb/?a=commitdiff_plain;h=b72a99f8ceba63a6b43221e279e1eb8b69a056b3;p=gnulib.git

signal: Define NSIG.

* lib/signal.in.h (NSIG): Define to 32 on NonStop Kernel.
* tests/test-signal.c (nsig): New variable.
Reported by Joachim Schmitz <jojo@schmitz-digital.de>.
---

diff --git a/ChangeLog b/ChangeLog
index 4bfe7106a..f66c6c47e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,12 @@
 2010-12-24  Bruno Haible  <bruno@clisp.org>
 
+	signal: Define NSIG.
+	* lib/signal.in.h (NSIG): Define to 32 on NonStop Kernel.
+	* tests/test-signal.c (nsig): New variable.
+	Reported by Joachim Schmitz <jojo@schmitz-digital.de>.
+
+2010-12-24  Bruno Haible  <bruno@clisp.org>
+
 	rename, renameat: Avoid test failures on OSF/1 5.1.
 	* tests/test-rename.h (test_rename): Allow EEXIST and ENOTDIR as
 	alternative error codes.
diff --git a/lib/signal.in.h b/lib/signal.in.h
index 807c03b72..b0c99c4af 100644
--- a/lib/signal.in.h
+++ b/lib/signal.in.h
@@ -72,6 +72,14 @@ typedef unsigned int sigset_t;
 #endif
 
 
+/* Maximum signal number + 1.  */
+#ifndef NSIG
+# if defined __TANDEM
+#  define NSIG 32
+# endif
+#endif
+
+
 #if @GNULIB_SIGPROCMASK@
 # if !@HAVE_POSIX_SIGNALBLOCKING@
 
diff --git a/tests/test-signal.c b/tests/test-signal.c
index e4258d3b1..71c6061cd 100644
--- a/tests/test-signal.c
+++ b/tests/test-signal.c
@@ -35,6 +35,9 @@ struct
 #endif
 } s;
 
+/* Check that NSIG is defined.  */
+int nsig = NSIG;
+
 int
 main (void)
 {