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executable file 46 lines (43 sloc) 1.536 kb
#!/bin/bash
#==============================================================================
# The MIT License
#
# Copyright (c) 2010-, Frédéric Menou
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#==============================================================================
if [ "$#" = "0" ]; then
pwd=$(pwd)
else
pwd=$1
fi
home=${HOME}
wd=${pwd#$HOME/}
if [ "${wd}" = "$HOME" ]
then
# right in home
echo "~"
elif [ "${wd:0:1}" = "/" ]
then
# not in home
echo "$pwd"
else
# in substring of home
echo "~/$wd"
fi
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