#! /bin/sh
# Error handling greatly improved by Peter Moulder
# <pmoulder@mail.csse.monash.edu.au> 2003-03-02, in an attempt to
# avoid trashing his system again..

set -e

OPTION="$1"

if [ "X$OPTION" = "X-f" ]; then
  rm -fr /var/lib/defoma/locked
fi

if ! ln -s locknow /var/lib/defoma/locked > /dev/null 2>&1; then
  echo "Error: /var/lib/defoma/locked exists." >&2
  echo "Another defoma process seems running, or you aren't root." >&2
  echo "If you are root and defoma process isn't running undoubtedly," >&2
  echo "it is possible that defoma might have aborted." >&2
  echo "Please run defoma-reconfigure -f to fix its broken status." >&2
  exit 1
else
  rm -fr /var/lib/defoma/locked
fi

DELETES="postscript pspreview psprint x-postscript xfont"

if ! cd /var/lib/defoma ; then
  echo "failed to chdir /var/lib/defoma."
  exit 1
fi

DIRS=""
for i in *.d; do
  test "X$i" = "X*.d" && exit 0
  if cd "$i"; then
    DIRS="$DIRS $i"
    find \( -type f -o -type l \) -print0 | xargs -0r rm -f
    cd /var/lib/defoma
  fi
done

for i in $DELETES; do
  [ -f $i.font-cache ] && rm -f $i.font-cache
  [ -f $i.failed-font-cache ] && rm -f $i.failed-font-cache
done

rm -fr *.subst-cache

rc=0
for i in $DIRS; do
  APP=${i%%.d}
  if ! defoma-app update $APP; then
    echo "$0: \`defoma-app update $APP' failed ($?)." >&2
    rc=1
  fi
done

exit $rc