configure

#!/bin/sh
prefix=/opt

for arg in "$@"; do
    case "$arg" in
    --prefix=*)
        prefix=`echo $arg | sed 's/--prefix=//'`
        ;;
    --clean)
        rm Makefile &> /dev/null
        rm -r release/* &> /dev/null
        exit 0
        ;;
    --help)
        echo 'usage: ./configure [options]'
        echo 'options:'
        echo '  --prefix=<path>: installation prefix'
        echo '  --clean: remove Makefile and clean'
        echo 'all invalid options are silently ignored'
        exit 0
        ;;
    esac
done

jsondata=$(cat library.json)
LIB_VERSION=$(echo "$jsondata"|grep -w \"version\" |tail -1 | cut -d\" -f4)

echo 'generating makefile ...'
echo "PREFIX  = $prefix" > Makefile
echo "VERSION = $LIB_VERSION" >> Makefile
cat Makefile.in >> Makefile

echo "VERSION = $LIB_VERSION"
echo "PREFIX  = $prefix" 
echo "INSTALL = $prefix/miniThread/miniThread-$LIB_VERSION.tar.gz"
echo 'configuration complete, type make to build.'