toolbox

#! /bin/sh

##  toolbox for the Partclone
##  initial copied from VLC
##  Authors: thomas thomas at nchc dot org dot tw 

###
###  Get a sane environment, just in case
###
LC_ALL=C
export LC_ALL
LANG=C
export LANG

##
##  Give help
##
help()
{
  cat << EOF
recognized flags are:
  --update-po             update translation files
  --update-log            update Changelog files from git
  --update-version        generate src/version.h
EOF
  exit 1
}

###
###  argument check
###

if test "$1" = ""
then
  help
fi

case "$1" in
  --update-po)
    action=po
    ;;
  --update-log)
    action=changelog
    ;;
  --update-version)
    action=version
    ;;
  --help)
    help
    ;;
  *)
    echo "$0: unknown option $1"
    help
    ;;
esac
shift

##
##  Update the potfiles because no one ever does it
##
if test "${action}" = "po"
then
  # find out the source files
  echo "WARNING: you should run \"make update-po\" instead!" >&2
  cd po
  make update-po
  exit $?
fi

##
## update Changelog from SVN
##
#if test "${action}" = "changelog"
#then
#  echo "Would you want to export svn log to ChangeLog(y/N)?"
#  read log
#  case "$log" in  
#    [yY] | [Yy][Ee][Ss] )
#      if which svn2cl 2>&1 >/dev/null ; then
#        echo "please input svn password to export svn log."
#        svn2cl --reparagraph --break-before-msg=2
#      else
#        echo "WARNING: you should install subversion-tools firstly."
#      fi
#      ;;
#    esac
#  exit $?
#fi
#

##
##  Create version file
##
if test "${action}" = "version"
then
  scriptdir=`dirname "$0"`
  file="$scriptdir/src/version.h"
  GIT_REPOSITORY=`git remote -v | grep partclone`
  GIT_REVISION=`git log -1 | grep "^commit" | sed 's/commit //'`
  GIT_REVISION_UPSTREAM=`git log master -1 | grep "^commit" | sed 's/commit //'`
  git_ver="none"

  if [ "${GIT_REPOSITORY}" = "" ];
  then
    echo "not git repository?"
    exit 0
  fi

  if [ "${GIT_REVISION_UPSTREAM}" != "" ]; then
      git_ver=$GIT_REVISION_UPSTREAM
  elif [ "${GIT_REVISION}" != "" ]; then
      git_ver=$GIT_REVISION
  else
      git_ver="none"
  fi

  if [ "$git_ver" != "none" ];
  then

cat > ${file}.tmp << EOF
/* DO NOT EDIT THIS FILE - IT IS REGENERATED AT EVERY COMPILE -
 * IT GIVES BETTER TRACKING OF DEVELOPMENT VERSIONS
 * WHETHER THEY ARE BUILT BY OTHERS OR DURING DEVELOPMENT OR FOR THE
 * OFFICIAL PARTCLONE RELEASES.
 */
#define git_version  "$git_ver"

EOF
  # Do not modify the version file if the content did not change
  diff ${file}.tmp ${file} > /dev/null
  if [ "$?" = "1" ]
  then
    echo "update ${file}"
    mv ${file}.tmp ${file}
  else
    rm ${file}.tmp
  fi
  fi

  exit 0

fi

if test "${action}" = "changelog"
then
    # get source code from Jim Meyering at 
    # http://git.mymadcat.com/index.php/p/tracker/source/tree/master/gitlog-to-changelog
    perl gitlog-to-changelog --since 1999-01-01 > ChangeLog
fi