shorewall_code/Shorewall-core/lib.uninstaller
Tom Eastep d829093caa
Use -h rather than -L for checking a symlink
Signed-off-by: Tom Eastep <teastep@shorewall.net>
2018-07-26 13:57:10 -07:00

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#
# Shorewall 5.2 -- /usr/share/shorewall/lib.installer
#
# (c) 2017 - Tom Eastep (teastep@shorewall.net)
# (c) 2017 - Matt Darfeuille (matdarf@gmail.com)
#
# Complete documentation is available at http://shorewall.net
#
# This program is part of Shorewall.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by the
# Free Software Foundation, either version 2 of the license or, at your
# option, any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, see <http://www.gnu.org/licenses/>.
#
# The purpose of this library is to hold those functions used by the products uninstaller.
#
#########################################################################################
fatal_error()
{
echo " ERROR: $@" >&2
exit 1
}
split() {
local ifs
ifs=$IFS
IFS=:
set -- $1
echo $*
IFS=$ifs
}
qt()
{
"$@" >/dev/null 2>&1
}
mywhich() {
local dir
for dir in $(split $PATH); do
if [ -x $dir/$1 ]; then
return 0
fi
done
return 2
}
remove_file() # $1 = file to remove
{
if [ -n "$1" ] ; then
if [ -f $1 -o -h $1 ] ; then
rm -f $1
echo "$1 Removed"
fi
fi
}
remove_directory() # $1 = directory to remove
{
if [ -n "$1" ] ; then
if [ -d $1 ] ; then
rm -rf $1
echo "$1 Removed"
fi
fi
}
remove_file_with_wildcard() # $1 = file with wildcard to remove
{
if [ -n "$1" ] ; then
for f in $1; do
if [ -d $f ] ; then
rm -rf $f
echo "$f Removed"
elif [ -f $f -o -h $f ] ; then
rm -f $f
echo "$f Removed"
fi
done
fi
}
restore_file() # $1 = file to restore
{
if [ -f ${1}-shorewall.bkout ]; then
if (mv -f ${1}-shorewall.bkout $1); then
echo
echo "$1 restored"
else
exit 1
fi
fi
}