--- /dev/null
+##### http://autoconf-archive.cryp.to/ac_check_icu.html
+#
+# SYNOPSIS
+#
+# AC_CHECK_ICU(version, action-if, action-if-not)
+#
+# DESCRIPTION
+#
+# Defines ICU_LIBS, ICU_CFLAGS, ICU_CXXFLAGS. See icu-config(1) man
+# page.
+#
+# LAST MODIFICATION
+#
+# 2005-09-20
+#
+# COPYLEFT
+#
+# Copyright (c) 2005 Akos Maroy <darkeye@tyrell.hu>
+#
+# Copying and distribution of this file, with or without
+# modification, are permitted in any medium without royalty provided
+# the copyright notice and this notice are preserved.
+
+AC_DEFUN([AC_CHECK_ICU], [
+ succeeded=no
+
+ if test -z "$ICU_CONFIG"; then
+ AC_PATH_PROG(ICU_CONFIG, icu-config, no)
+ fi
+
+ if test "$ICU_CONFIG" = "no" ; then
+ echo "*** The icu-config script could not be found. Make sure it is"
+ echo "*** in your path, and that taglib is properly installed."
+ echo "*** Or see http://ibm.com/software/globalization/icu/"
+ else
+ ICU_VERSION=`$ICU_CONFIG --version`
+ AC_MSG_CHECKING(for ICU >= $1)
+ VERSION_CHECK=`expr $ICU_VERSION \>\= $1`
+ if test "$VERSION_CHECK" = "1" ; then
+ AC_MSG_RESULT(yes)
+ succeeded=yes
+
+ AC_MSG_CHECKING(ICU_CFLAGS)
+ ICU_CFLAGS=`$ICU_CONFIG --cflags`
+ AC_MSG_RESULT($ICU_CFLAGS)
+
+ AC_MSG_CHECKING(ICU_CXXFLAGS)
+ ICU_CXXFLAGS=`$ICU_CONFIG --cxxflags`
+ AC_MSG_RESULT($ICU_CXXFLAGS)
+
+ AC_MSG_CHECKING(ICU_LIBS)
+ ICU_LIBS=`$ICU_CONFIG --ldflags`
+ AC_MSG_RESULT($ICU_LIBS)
+ else
+ ICU_CFLAGS=""
+ ICU_CXXFLAGS=""
+ ICU_LIBS=""
+ ## If we have a custom action on failure, don't print errors, but
+ ## do set a variable so people can do so.
+ ifelse([$3], ,echo "can't find ICU >= $1",)
+ fi
+
+ AC_SUBST(ICU_CFLAGS)
+ AC_SUBST(ICU_CXXFLAGS)
+ AC_SUBST(ICU_LIBS)
+ fi
+
+ if test $succeeded = yes; then
+ ifelse([$2], , :, [$2])
+ else
+ ifelse([$3], , AC_MSG_ERROR([Library requirements (ICU) not met.]), [$3])
+ fi
+])