#!/bin/bash

FROM=$1
TO=$2
OUTPUT=$3

echo "## Changes from $FROM to $TO
" >> tmp
git log --pretty=format:'* [%h](http://ufo.kit.edu/repos/libuca.git/commit/?id=%h): %s' $FROM..$TO >> tmp

echo "
" >> tmp

if [ -f "$OUTPUT" ]
then
    cat tmp $OUTPUT > tmp_md
    rm $OUTPUT
    mv tmp_md $OUTPUT
    rm tmp
else
    mv tmp $OUTPUT
fi