m4/ac_ruby_ext.m4

   1 AC_DEFUN([AC_RUBY_EXT], [
   2         AC_CHECK_PROG(RUBY, ruby)
   3
   4         AC_ARG_WITH(ruby,
   5                 [  --with-ruby=PATH        Location of Ruby executable (default: autodetect)],
   6                 [rubybin="$withval"])
   7
   8         AC_CHECK_PROGS(rubybin, ruby)
   9
  10         rubyver=`$rubybin --version 2> /dev/null`
  11         if test -z "$rubyver"; then
  12                 AC_MSG_ERROR([ruby binary not found!])
  13         fi
  14
  15         AC_MSG_CHECKING(for Ruby library path)
  16
  17         RUBYDIR=`($rubybin -rmkmf -e 'print Config::CONFIG[["archdir"]]') 2> /dev/null`
  18         if test -d "$RUBYDIR"; then
  19                 AC_MSG_RESULT([$RUBYDIR])
  20         else
  21                 AC_MSG_RESULT(not found)
  22                 AC_MSG_ERROR(Ruby library path not found)
  23         fi
  24
  25         AC_MSG_CHECKING(for Ruby site library path)
  26         RUBYSITEDIR=`($rubybin -rmkmf -e 'print Config::CONFIG[["sitearchdir"]]') 2> /dev/null`
  27         if test -d "$RUBYSITEDIR"; then
  28                 AC_MSG_RESULT([$RUBYSITEDIR])
  29         else
  30                 AC_MSG_RESULT(not found)
  31                 AC_MSG_ERROR(Ruby site library path not found)
  32         fi
  33
  34         AC_SUBST(RUBYDIR)
  35         AC_SUBST(RUBYSITEDIR)
  36 ])