mkinstalldirs

减少内存碎片的malloc分配函数

#! /bin/sh
# mkinstalldirs --- make directory hierarchy
# Author: Noah Friedman
# Created: 1993-05-16
# Last modified: 1995-03-05
# Public domain

errstatus=0

for file in ${1+"$@"} ; do
   set fnord `echo ":$file" | sed -ne 's/^:\//#/;s/^://;s/\// /g;s/^#/\//;p'`
   shift

   pathcomp=
   for d in ${1+"$@"} ; do
     pathcomp="$pathcomp$d"
     case "$pathcomp" in
       -* ) pathcomp=./$pathcomp ;;
     esac

     if test ! -d "$pathcomp"; then
        echo "mkdir $pathcomp" 1>&2
        mkdir "$pathcomp" > /dev/null 2>&1 || lasterr=$?
     fi

     if test ! -d "$pathcomp"; then
	errstatus=$lasterr
     fi

     pathcomp="$pathcomp/"
   done
done

exit $errstatus