#!/bin/sh

version=`cat dist/autoconf-version`

prog='autoheader'

# TODO: accept a different tool (autoheader) from the command line

searchprefixes="/usr/local"

for path in $searchprefixes ; do

    if [ -d "$path/autoconf-$version" ]; then

	prog="$path/autoconf-$version/bin/$prog"

	break;

    fi

    if [ -x "$path/bin/autoconf-$version" ]; then

	prog="$path/bin/$prog-$version"

	break;

    fi

done

echo "trying $prog version"

echo "$prog --version"

toolversion=`$prog --version | head -1 | awk '{print $NF}'`

echo "Expected: $version"

echo "Found:    $toolversion"

if [ "$version" != "$toolversion" ] ; then

    echo "$prog doesn't match the expected version"

    echo ""

    echo "If you want this tool to auto-find versions, build the right"

    echo "autoconf version using --prefix=/usr/local/autoconf-$version"

    echo "and then re-run this tool ($0) once it's installed"

    exit 1

fi

echo "Running $prog"

$prog "$@"