From: Bruno Haible <bruno@clisp.org>
Date: Tue, 14 Oct 2003 10:24:31 +0000 (+0000)
Subject: Test for sig_atomic_t. Needed for reliable signal handlers.
X-Git-Tag: v0.13~215
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fa97e00a275fcc9c2972791397b070f6a7081924;p=thirdparty%2Fgettext.git

Test for sig_atomic_t. Needed for reliable signal handlers.
---

diff --git a/gettext-tools/ChangeLog b/gettext-tools/ChangeLog
index dec1ad95e..ae133f0e5 100644
--- a/gettext-tools/ChangeLog
+++ b/gettext-tools/ChangeLog
@@ -1,3 +1,8 @@
+2003-10-08  Bruno Haible  <bruno@clisp.org>
+
+	* configure.ac: Invoke gt_SIG_ATOMIC_T.
+	* Makefile.am (config.h_vms, config.h.msvc): Define HAVE_SIG_ATOMIC_T.
+
 2003-10-04  Bruno Haible  <bruno@clisp.org>
 
 	* configure.ac: Remove gt_PROG_LEX invocation.
diff --git a/gettext-tools/Makefile.am b/gettext-tools/Makefile.am
index 433c74bac..5ea01522a 100644
--- a/gettext-tools/Makefile.am
+++ b/gettext-tools/Makefile.am
@@ -99,6 +99,7 @@ config.h_vms: config.h.in ../version.sh
 	     -e 's/#undef HAVE_SELECT$$/#define HAVE_SELECT 1/' \
 	     -e 's/#undef HAVE_SETENV$$/#define HAVE_SETENV 1/' \
 	     -e 's/#undef HAVE_SETLOCALE$$/#define HAVE_SETLOCALE 1/' \
+	     -e 's/#undef HAVE_SIG_ATOMIC_T$$/#define HAVE_SIG_ATOMIC_T 1/' \
 	     -e 's/#undef HAVE_STDBOOL_H$$/#define HAVE_STDBOOL_H 1/' \
 	     -e 's/#undef HAVE_STDDEF_H$$/#define HAVE_STDDEF_H 1/' \
 	     -e 's/#undef HAVE_STDLIB_H$$/#define HAVE_STDLIB_H 1/' \
@@ -183,6 +184,7 @@ config.h.msvc: config.h.in ../version.sh
 	    -e 's/#undef HAVE_RAISE$$/#define HAVE_RAISE 1/' \
 	    -e 's/#undef HAVE_SEARCH_H$$/#define HAVE_SEARCH_H 1/' \
 	    -e 's/#undef HAVE_SETLOCALE$$/#define HAVE_SETLOCALE 1/' \
+	    -e 's/#undef HAVE_SIG_ATOMIC_T$$/#define HAVE_SIG_ATOMIC_T 1/' \
 	    -e 's/#undef HAVE_STDDEF_H$$/#define HAVE_STDDEF_H 1/' \
 	    -e 's/#undef HAVE_STDLIB_H$$/#define HAVE_STDLIB_H 1/' \
 	    -e 's/#undef HAVE_STRCSPN$$/#define HAVE_STRCSPN 1/' \
diff --git a/gettext-tools/configure.ac b/gettext-tools/configure.ac
index 35d319217..bd491ffed 100644
--- a/gettext-tools/configure.ac
+++ b/gettext-tools/configure.ac
@@ -96,6 +96,7 @@ jm_AC_TYPE_UINTMAX_T
 gt_TYPE_SSIZE_T
 AC_TYPE_PID_T
 AC_TYPE_MODE_T
+gt_TYPE_SIG_ATOMIC_T
 
 dnl Checks for library functions.
 gl_FUNC_ALLOCA
diff --git a/gettext-tools/m4/ChangeLog b/gettext-tools/m4/ChangeLog
index ce8f86090..8cdabdba7 100644
--- a/gettext-tools/m4/ChangeLog
+++ b/gettext-tools/m4/ChangeLog
@@ -1,3 +1,8 @@
+2003-10-14  Bruno Haible  <bruno@clisp.org>
+
+	* sig_atomic_t.m4: New file.
+	* Makefile.am (EXTRA_DIST): Add it.
+
 2003-10-04  Bruno Haible  <bruno@clisp.org>
 
 	* flex.m4: Remove file.
diff --git a/gettext-tools/m4/Makefile.am b/gettext-tools/m4/Makefile.am
index dc9018e51..1a50530e8 100644
--- a/gettext-tools/m4/Makefile.am
+++ b/gettext-tools/m4/Makefile.am
@@ -58,6 +58,7 @@ readlink.m4 \
 relocatable.m4 \
 setenv.m4 \
 setlocale.m4 \
+sig_atomic_t.m4 \
 siginfo.m4 \
 signalblocking.m4 \
 ssize_t.m4 \
diff --git a/gettext-tools/m4/sig_atomic_t.m4 b/gettext-tools/m4/sig_atomic_t.m4
new file mode 100644
index 000000000..b89363553
--- /dev/null
+++ b/gettext-tools/m4/sig_atomic_t.m4
@@ -0,0 +1,16 @@
+# sig_atomic_t.m4 serial 1 (gettext-0.12.2)
+dnl Copyright (C) 2003 Free Software Foundation, Inc.
+dnl This file is free software, distributed under the terms of the GNU
+dnl General Public License.  As a special exception to the GNU General
+dnl Public License, this file may be distributed as part of a program
+dnl that contains a configuration script generated by Autoconf, under
+dnl the same distribution terms as the rest of that program.
+
+AC_DEFUN([gt_TYPE_SIG_ATOMIC_T],
+[
+  AC_CHECK_TYPES(sig_atomic_t, ,
+    [AC_DEFINE(sig_atomic_t, int,
+       [Define as an integer type suitable for memory locations that can be
+        accessed atomically even in the presence of asynchnonous signals.])],
+    [#include <signal.h>])
+])