changelog-generator.sh

#!/bin/bash
# Auto generate the changelog from git
# Leif Gruenwoldt

CHANGELOG="ChangeLog"
tags=`git tag | sort -r`" TAIL"
CURRENT="HEAD"

rm -f $CHANGELOG

for tag in $tags; do

    if [ $tag == "TAIL" ]; then
        RANGE=$CURRENT
    else
        RANGE=$tag..$CURRENT
    fi

    if [ $CURRENT != "HEAD" ] ; then
        echo -e "( Summary of changes for $CURRENT )\n" >> $CHANGELOG
        git shortlog $RANGE >> $CHANGELOG
    fi

    CURRENT=$tag
done