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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | #!/bin/sh### change relative path to absolute path### or get absolute path of a file### return HOME of current account if no parameter givenfunction get_fullpath() { _PWD=`pwd` if [ -d $1 ]; then cd $1 elif [ -f $1 ]; then cd `dirname $1` else cd fi echo $(cd ..; cd -) cd ${_PWD} >/dev/null}### testFILEARRAY="/root/ /root / ./../../not_exist_file ../../ . .. "for FILE in ${FILEARRAY}do PATH=`get_fullpath ${FILE}` echo "path of <${FILE}> is <${PATH}>"done |