dnl @synopsis AC_DEFINE_DIR(VARNAME, DIR [, DESCRIPTION]) dnl dnl This macro defines (with AC_DEFINE) VARNAME to the expansion of the DIR dnl variable, taking care of fixing up ${prefix} and such. dnl dnl Note that the 3 argument form is only supported with autoconf 2.13 and dnl later (i.e. only where AC_DEFINE supports 3 arguments). dnl dnl Examples: dnl dnl AC_DEFINE_DIR(DATADIR, datadir) dnl AC_DEFINE_DIR(PROG_PATH, bindir, [Location of installed binaries]) dnl dnl @version $Id: acinclude.m4,v 1.3 2000/08/04 03:26:22 stenn Exp $ dnl @author Alexandre Oliva <oliva@lsd.ic.unicamp.br> AC_DEFUN([AC_DEFINE_DIR], [ ac_expanded=`( test "x$prefix" = xNONE && prefix="$ac_default_prefix" test "x$exec_prefix" = xNONE && exec_prefix="${prefix}" eval echo \""[$]$2"\" )` ifelse($3, , AC_DEFINE_UNQUOTED($1, "$ac_expanded"), AC_DEFINE_UNQUOTED($1, "$ac_expanded", $3)) ])