Add (not yet used) ICU detection

build/openldap.m4

@@ -233,6 +233,32 @@ OL_RESOLVER_TRY(ol_cv_resolver_bind,[-lbind])
 ])
 dnl
 dnl ====================================================================
+dnl International Components for Unicode (ICU)
+AC_DEFUN([OL_ICU],
+[ol_icu=no
+AC_CHECK_HEADERS( unicode/utypes.h )
+if test $ac_cv_header_unicode_utypes_h = yes ; then
+	ICULIBS="-licui18n -licuuc -licudata"
+
+	AC_CACHE_CHECK([for ICU libraries], [ol_cv_lib_icu], [
+		ol_LIBS="$LIBS"
+		LIBS="$ICULIBS $LIBS"
+		AC_LINK_IFELSE([AC_LANG_PROGRAM([[
+#include <unicode/utypes.h>
+]], [[
+(void) u_errorName(0);
+]])],[ol_cv_lib_icu=yes],[ol_cv_lib_icu=no])
+		LIBS="$ol_LIBS"
+])
+
+	if test $ol_cv_lib_icu != no ; then
+		ol_icu="$ICULIBS"
+		AC_DEFINE(HAVE_ICU,1,[define if you actually have ICU])
+	fi
+fi
+])
+dnl
+dnl ====================================================================
 dnl Berkeley DB macros
 dnl
 dnl --------------------------------------------------------------------

configure

 #! /bin/sh
-# From configure.in OpenLDAP: pkg/ldap/configure.in,v 1.603 2005/11/13 21:26:59 ando Exp .
+# From configure.in OpenLDAP: pkg/ldap/configure.in,v 1.604 2005/11/14 17:32:34 kurt Exp .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.59.
 #
@@ -1551,6 +1551,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
 ac_aux_dir=
@@ -5686,7 +5687,7 @@ ia64-*-hpux*)
   ;;
 *-*-irix6*)
   # Find out which ABI we are using.
-  echo '#line 5689 "configure"' > conftest.$ac_ext
+  echo '#line 5690 "configure"' > conftest.$ac_ext
   if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
   (eval $ac_compile) 2>&5
   ac_status=$?
@@ -7666,11 +7667,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:7669: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:7670: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:7673: \$? = $ac_status" >&5
+   echo "$as_me:7674: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -7928,11 +7929,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:7931: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:7932: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>conftest.err)
    ac_status=$?
    cat conftest.err >&5
-   echo "$as_me:7935: \$? = $ac_status" >&5
+   echo "$as_me:7936: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s "$ac_outfile"; then
      # The compiler can only warn and ignore the option if not recognized
      # So say no if there are warnings other than the usual output.
@@ -7990,11 +7991,11 @@ else
    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
    -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
    -e 's:$: $lt_compiler_flag:'`
-   (eval echo "\"\$as_me:7993: $lt_compile\"" >&5)
+   (eval echo "\"\$as_me:7994: $lt_compile\"" >&5)
    (eval "$lt_compile" 2>out/conftest.err)
    ac_status=$?
    cat out/conftest.err >&5
-   echo "$as_me:7997: \$? = $ac_status" >&5
+   echo "$as_me:7998: \$? = $ac_status" >&5
    if (exit $ac_status) && test -s out/conftest2.$ac_objext
    then
      # The compiler can only warn and ignore the option if not recognized
@@ -10238,7 +10239,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<EOF
-#line 10241 "configure"
+#line 10242 "configure"
 #include "confdefs.h"
 #if HAVE_DLFCN_H
@@ -10336,7 +10337,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<EOF
-#line 10339 "configure"
+#line 10340 "configure"
 #include "confdefs.h"
 #if HAVE_DLFCN_H

configure.in

@@ -1009,6 +1009,15 @@ dnl ----------------------------------------------------------------
 # strerror checks
 OL_STRERROR
 
+dnl ----------------------------------------------------------------
+dnl International Components for Unicode
+dnl		don't use yet
+dnl OL_ICU
+dnl if test "$ol_icu" = no ; then
+dnl 	AC_MSG_ERROR([ICU not available])
+dnl else
+dnl 	LIBS="$LIBS $ol_icu"
+dnl fi
 dnl ----------------------------------------------------------------
 dnl require POSIX regex
 AC_CHECK_HEADERS( regex.h )