83 ¹ø ±Û: [SHELL] Linux /bin/sh `realpath' |
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±Û¾´³¯: 2012³â 07¿ù 27ÀÏ 02:23:12 ±Ý(»õº®) |
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realpath ±¸Çö
## only Linux
## but FreeBSD exists `realpath' command
##
_realpath()
{
_PATH=$1
_CWD=`pwd`
if [ X"`echo ${_PATH} | grep '^/'`" != "X" ] ;
then
_CWD=''
else
while [ X"`echo ${_PATH} | grep '^../'`" != "X" ] ;
do
_PATH=`echo "${_PATH}" | sed -e 's;^\.\./;;'`
_CWD=`dirname ${_CWD}`
done
fi
_PATH=`echo "${_CWD}/${_PATH}" | sed -e 's;\./;/;g' -e 's;//;/;g' -e
's;/$;;'`
_PATH=${_PATH:-/}
echo -n ${_PATH}
}
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