m4/expanddir.m4

   1 dnl FC_EXPAND_DIR(VARNAME, DIR)
   2 dnl expands occurrences of ${prefix} and ${exec_prefix} in the given DIR,
   3 dnl and assigns the resulting string to VARNAME
   4 dnl example: FC_EXPAND_DIR(LOCALEDIR, "$datadir/locale")
   5 dnl eg, then: AC_DEFINE_UNQUOTED(LOCALEDIR, "$LOCALEDIR")
   6 dnl by Alexandre Oliva
   7 dnl from http://www.cygnus.com/ml/automake/1998-Aug/0040.html
   8 AC_DEFUN([FC_EXPAND_DIR], [
   9         $1=$2
  10         $1=`(
  11             test "x$prefix" = xNONE && prefix="$ac_default_prefix"
  12             test "x$exec_prefix" = xNONE && exec_prefix="${prefix}"
  13             eval echo \""[$]$1"\"
  14         )`
  15 ])