builld: allow out of source build * Makefile.in: add TOP_BUILD_DIR var and use TOP_DIR=srcdir, TOP_BUILD_DIR=builddir, modify paths to use TOP_DIR where needed * binary-dist-rules.mk: use TOP_DIR and TOP_BUILD_DIR where needed * makeinst-script.sh: use script path to determine TOPDIR, use TOPDIR where needed * src/default-octave.mk: install octave-version to builddir * src/stable-octave.mk: install octave-version to builddir * src/octave.mk: install octave-version to builddir * tools/set-mxe-env.sh.in: update fir builddir and srcdir use

#! /bin/sh

## Run from top-level mxe-octave directory.

set -e

top_dir=`pwd`

make_ver="3.82"
make_dir="make-$make_ver"
make_pkg="$make_dir.tar.gz"

if [ ! -d pkg ]; then
  mkdir pkg
fi

if [ ! -f pkg/$make_pkg ]; then
  wget ftp://ftp.gnu.org/gnu/make/$make_pkg -O pkg/$make_pkg
fi

rm -rf $make_dir

tar zxf pkg/$make_pkg

cd $make_dir

./configure --prefix=$top_dir/usr

make

make install

cd $top_dir

rm -rf $make_dir