From 3590c846d4c2febbc05b4ad6b14a06edc549e453 Mon Sep 17 00:00:00 2001
From: "Manuel A. Fernandez Montecelo" <manuel.montezelo@gmail.com>
Date: Fri, 27 May 2016 14:35:16 +0100
Subject: Imported Upstream version 0.9.6+really0.9.6

---
 gnulib-m4/wctob.m4 | 47 ++++++++++++++++++++++++++++++-----------------
 1 file changed, 30 insertions(+), 17 deletions(-)

(limited to 'gnulib-m4/wctob.m4')

diff --git a/gnulib-m4/wctob.m4 b/gnulib-m4/wctob.m4
index 3af3cc7..501dc4a 100644
--- a/gnulib-m4/wctob.m4
+++ b/gnulib-m4/wctob.m4
@@ -1,5 +1,5 @@
-# wctob.m4 serial 5
-dnl Copyright (C) 2008-2010 Free Software Foundation, Inc.
+# wctob.m4 serial 10
+dnl Copyright (C) 2008-2015 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
@@ -10,11 +10,10 @@ AC_DEFUN([gl_FUNC_WCTOB],
 
   AC_CHECK_FUNCS_ONCE([wctob])
   if test $ac_cv_func_wctob = no; then
+    HAVE_WCTOB=0
     HAVE_DECL_WCTOB=0
-    gl_REPLACE_WCHAR_H
-    AC_LIBOBJ([wctob])
-    gl_PREREQ_WCTOB
   else
+    HAVE_WCTOB=1
 
     dnl Solaris 9 has the wctob() function but it does not work.
     dnl Cygwin 1.7.2 has the wctob() function but it clobbers caller-owned
@@ -38,8 +37,16 @@ changequote(,)dnl
 changequote([,])dnl
         case "$host_os" in
           cygwin*)
-            AC_TRY_RUN([
+            AC_RUN_IFELSE(
+              [AC_LANG_SOURCE([[
 #include <locale.h>
+/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
+   <wchar.h>.
+   BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+   included before <wchar.h>.  */
+#include <stddef.h>
+#include <stdio.h>
+#include <time.h>
 #include <wchar.h>
 
 register long global __asm__ ("%ebx");
@@ -54,13 +61,24 @@ int main ()
   if (global != 0x12345678)
     return 2;
   return 0;
-}], [:], [gl_cv_func_wctob_works=no], [:])
+}]])],
+              [:],
+              [gl_cv_func_wctob_works=no],
+              [:])
             ;;
         esac
         if test "$gl_cv_func_wctob_works" != no && test $LOCALE_FR != none; then
-          AC_TRY_RUN([
+          AC_RUN_IFELSE(
+            [AC_LANG_SOURCE([[
 #include <locale.h>
 #include <string.h>
+/* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
+   <wchar.h>.
+   BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be
+   included before <wchar.h>.  */
+#include <stddef.h>
+#include <stdio.h>
+#include <time.h>
 #include <wchar.h>
 int main ()
 {
@@ -73,7 +91,7 @@ int main ()
           return 1;
     }
   return 0;
-}],
+}]])],
             [gl_cv_func_wctob_works=yes],
             [gl_cv_func_wctob_works=no],
             [:])
@@ -83,14 +101,10 @@ int main ()
       *yes) ;;
       *) REPLACE_WCTOB=1 ;;
     esac
-    if test $REPLACE_WCTOB = 1; then
-      gl_REPLACE_WCHAR_H
-      AC_LIBOBJ([wctob])
-      gl_PREREQ_WCTOB
-    else
+    if test $REPLACE_WCTOB = 0; then
 
       dnl IRIX 6.5 has the wctob() function but does not declare it.
-      AC_CHECK_DECLS([wctob], [], [], [
+      AC_CHECK_DECLS([wctob], [], [], [[
 /* Tru64 with Desktop Toolkit C has a bug: <stdio.h> must be included before
    <wchar.h>.
    BSD/OS 4.0.1 has a bug: <stddef.h>, <stdio.h> and <time.h> must be included
@@ -99,10 +113,9 @@ int main ()
 #include <stdio.h>
 #include <time.h>
 #include <wchar.h>
-])
+]])
       if test $ac_cv_have_decl_wctob != yes; then
         HAVE_DECL_WCTOB=0
-        gl_REPLACE_WCHAR_H
       fi
     fi
   fi
-- 
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