--- gforth/BUILD-FROM-SCRATCH	2000/05/04 09:52:14	1.1
+++ gforth/BUILD-FROM-SCRATCH	2006/03/12 13:29:51	1.15
@@ -1,10 +1,47 @@
 # Procedures to build gforth from the CVS sources
+
+#use this with parameters and env variables like "configure"
+
+#Copyright (C) 2000,2002,2003 Free Software Foundation, Inc.
+
+#This file is part of Gforth.
+
+#Gforth is free software; you can redistribute it and/or
+#modify it under the terms of the GNU General Public License
+#as published by the Free Software Foundation; either version 2
+#of the License, or (at your option) any later version.
+
+#This program is distributed in the hope that it will be useful,
+#but WITHOUT ANY WARRANTY; without even the implied warranty of
+#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.#See the
+#GNU General Public License for more details.
+
+#You should have received a copy of the GNU General Public License
+#along with this program; if not, write to the Free Software
+#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
+
+
 # created: 2may00jaw
 
-# To build gforth from scratch you need autoconf and automake.
+# To build gforth from scratch you need autoconf, automake and a 
+# gforth0.5.0
 # This file can be used as shell script. If you make the environment
-# variable OLDGFORTH point to an existing gforth installation, this
-# script takes over kernel and primitve files.
+# variable GFORTH point to an existing gforth installation, this
+# script takes over the whole build process and will produce the
+# kernel kernel images from the sources as well
+
+# try to guess a installed gforth
+
+if [ "$GFORTH"xx = "xx" ];
+then
+	rm -f gforth
+	GFORTH=`which gforth`
+	if [ "$GFORTH"xx = "xx" ]; then
+		echo 'BUILD-FROM-SCRATCH needs a working gforth (in environment variable GFORTH)'
+                exit 1
+        fi
+	GFORTH="$GFORTH -m4M"
+fi
 
 # makes a aclocal.m4 which includes the automake macros for autconf
 
@@ -17,40 +54,23 @@ autoconf
 # generate header files like engine/config.h.in
 
 autoheader
+echo timestamp >stamp-h.in
 
-# Option 1: You have kernl???.fi files for the latest gforth engine
-
-# fetch primitve and kernel files from an existing gforth installation
-# this works only if there are no changes between the prim file
-# in the existing gforth installation and this one!
-if [ "$CURRENTGFORTH" != "" ]; then
-
-  # fetch some apropirate kernel images and copy it into the gforth root
-
-  cp $CURRENTGFORTH/kernl???.fi .
+# run configure Script
 
-  # fetch the include files for the primitives
-  primfiles="engine/prim.i engine/prim_lab.i prim.b kernel/aliases.fs kernel/prim.fs"
-  for I in $primfiles; do
-    cp $CURRENTGFORTH/$I $I;
-  done
+./configure $*
 
-  # mark them up to date
-  touch $primfiles
+# if you have specified a previous Gforth, you can savely run make now
+# with FORTHK and FORTHP changed appropriate.
 
-  # mark kernel files up to date
-  touch kernl???.fi .
+#a local gforth.fi probably does not work with $GFORTH
+rm gforth.fi
 
+echo xz
+if [ "$GFORTH"xx != "xx" ]
+then
+ echo Running: make BUILDFORTH="$GFORTH" FORTHP="$GFORTH" gforth...
+ make BUILDFORTH="$GFORTH" FORTHP="$GFORTH" gforth
+ echo Running: make BUILDFORTH="$GFORTH" FORTHP="$GFORTH" all...
+ make BUILDFORTH="$GFORTH" FORTHP="$GFORTH" all
 fi
-
-# Option 2: You don't have the lates kernel???.fi but a running (old) gforth on your system
-
-# If you don't have apropriate kernel images use an old gforth installation to
-# bootstrap:
-# run ./configure
-# Edit the Makefile and replace the FORTHK variable with your existing
-# gforth call e.g. "/usr/bin/gforth", you don't need any options!
-# then run make gforth; make gforth.fi
-
-# go on with INSTALL ...
-