#!/bin/sh
set -eu

version_make42=4.2.1

dir_download="$PWD/download"
mkdir -p build; cd build
dir_install="$PWD/install-make42"

# Prepare source
tar xf "$dir_download/make-$version_make42.tar.bz2"
cd "make-$version_make42"

# Configure source
CFLAGS='-D__alloca=alloca -D__stat=stat' \
./configure \
    --prefix="$dir_install"

# Build and install
make
install -Dm755 make "$dir_install/make"