generate-version-lua.sh

#!/bin/sh

set -e
cd $(dirname $0)

if test -z "$VERSION"; then
    VERSION=`cat .version`;
fi

if test -z "$EXTRAVERSION" -a -d .git; then
    EXTRAVERSION=`git describe --dirty --tags --always --match="v$VERSION"`
    if test "$EXTRAVERSION" = "v$VERSION"; then
        EXTRAVERSION=
    else
        EXTRAVERSION=`echo "$EXTRAVERSION" | sed -e "s/^v$VERSION-//"`
    fi
fi

cat <<EOF
-- This file is automatically generated.
module(..., package.seeall);

version = '$VERSION'
extra_version = '$EXTRAVERSION'
EOF