path: root/chinese/pine4/files/pgpdecode

#! /bin/sh
# ---------- pgpdecode ---------
# 21.03.96 Roland Rosenfeld <roland@spinnaker.rhein.de>
#
# Sun Mar 24 12:01:21 MET 1996 Andreas Klemm <andreas@knobel.gun.de>
# The tmp files in the original version were world readable for
# the short time of unpacking, setting suitable umask prevents this
#
# Wed Sep 16 21:35:43 WST 1997 Anthony Di Pietro <anthony@dino.omen.com.au>
# Modified to work with both PGP v2 and PGP v5.
# Now uses mktemp to prevent symlink attack and tmp races.

umask 077

MYNAME=`basename $0`

STDOUT=`mktemp -q /tmp/${MYNAME}.XXXXXX`
if [ $? -ne 0 ]
then
  echo "$0: Can't create temporary file to decode message."
  exit 1
fi

trap "rm -f $STDOUT ; exit" 0 1 2 15

STDERR=`mktemp -q /tmp/${MYNAME}.XXXXXX`
if [ $? -ne 0 ]
then
  echo "$0: Can't create temporary file to decode message."
  exit 1
fi

trap "rm -f $STDOUT $STDERR; exit" 0 1 2 15

if [ -x /usr/local/bin/pgpv ]
then
  pgpv 2>&1 > $STDOUT |tee $STDERR > /dev/tty
else
  pgp -f 2>&1 > $STDOUT |tee $STDERR > /dev/tty
fi

cat $STDERR | \
grep -v '^No files specified.  Using stdin.$' | \
grep -v '^Opening file \"stdout\" type text.$' | \
grep -v '^Opening file \"stdout\" type binary.$' | \
grep -v '^Opening file \"/dev/null\" type text.$' | \
grep -v '^Opening file \"/dev/null\" type binary.$' | \
grep -v '^$'| \
sed -e 's/^/| /'
echo ""
cat $STDOUT