dnl# dnl# SYNOPSIS dnl# dnl# AX_EXPAND_PATH(path,var) dnl# dnl# DESCRIPTION dnl# dnl# expand the path to a fully qualified path and assign it to var dnl# dnl# LICENSE dnl# dnl# Copyright (C) 2014,2015 Associated Universities, Inc. Washington DC, USA. dnl# dnl# Copying and distribution of this file, with or without modification, are dnl# permitted in any medium without royalty provided the copyright notice dnl# and this notice are preserved. This file is offered as-is, without any dnl# warranty. AC_DEFUN([AX_EXPAND_PATH], [dnl AC_PREREQ([2.50])dnl m4_if([$1], [], [m4_fatal([first argument of AX_EXPAND_PATH missing])])dnl m4_if([$2], [],[m4_fatal([second argument of AX_EXPAND_PATH missing])])dnl ac_success=no if test -d $1; then $2=`cd $1 && pwd` ac_success=yes else $2=`cd $(dirname $1) && pwd`/$(basename $1) ac_success=yes fi ])