From 622af75c929bfc3f49e3a13775f356be1fd17ee6 Mon Sep 17 00:00:00 2001
From: fluxgen <fluxgen>
Date: Tue, 31 Aug 2004 21:25:33 +0000
Subject: checking for const msg in iconv

---
 configure.in | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/configure.in b/configure.in
index 3bb27b2..cfacf35 100644
--- a/configure.in
+++ b/configure.in
@@ -63,7 +63,7 @@ size_t x = strftime(s, 5, "%a", localtime(&t));
 ],
 [AC_MSG_RESULT(no)])
 
-AC_MSG_CHECKING([iconv])
+AC_MSG_CHECKING([for iconv])
 AC_TRY_COMPILE(
 [#include <iconv.h>],
 [iconv_t cd = iconv_open("", "")],
@@ -72,7 +72,18 @@ HAVE_ICONV=no)
 
 if test x"$HAVE_ICONV" = x"yes"; then
     AC_DEFINE(HAVE_ICONV, 1, "iconv")
-    AC_MSG_RESULT([yes])
+dnl now check for const char *msg argument in iconv(..)
+    AC_TRY_COMPILE(
+    [#include <iconv.h>],
+    [
+        char **msg, **new_msg; 
+        size_t result, inleft, outleft; 
+        result = iconv((iconv_t)(-1), msg, &inleft, new_msg, &outleft);
+        return 0;
+    ],
+    [ AC_MSG_RESULT([yes (non const msg)])],
+    [ AC_DEFINE(HAVE_CONST_ICONV, 1, "iconv")
+      AC_MSG_RESULT([yes (const msg)])])
 else
     AC_MSG_RESULT([no])
 fi
-- 
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