get_version

#!/bin/bash

if [ ! -d .git ]; then
  echo "not in an development environment, no .git directory found" >&2
  exit 1
fi

# get tags of submodules
version_tg=`cd thruk/gui         && git describe --tag --exact-match 2>/dev/null; cd ..`
version_tl=`cd thruk/libs        && git describe --tag --exact-match 2>/dev/null; cd ..`
version_nc=`cd naemon-core       && git describe --tag --exact-match 2>/dev/null; cd ..`
version_nl=`cd naemon-livestatus && git describe --tag --exact-match 2>/dev/null; cd ..`

if [ "$version_tg" != "" -a "$version_tl" != "" -a "$version_nc" != "" -a "$version_nl" != "" ]; then
    # find an exact match, if found use it as version as we are currently
    # exactly on one tag
    version=`git describe --tag --exact-match 2>/dev/null`
    if [ $? -eq 0 ]; then
        echo $version | tr -d 'v'
        exit 0
    fi
fi

# if we are not on a exact tag, use the last tag and add the date
version=`git tag -l | sort -V | sed -e 's/^v//g' | tail -n 1`
if [ $? -eq 0 ]; then
  date=`date +%Y%m%d`
  major=` echo $version | cut -d . -f 1`
  minor1=`echo $version | cut -d . -f 2`
  minor2=`echo $version | cut -d . -f 3`

  # do we have a even minor version?
  minor2=$((minor2+1))
  version="$major.$minor1.$minor2"

  echo ${version}_${date} | tr -d 'v'
  exit 0
fi

echo "unknown"
exit 1