symlink-tree

   1 #!/bin/sh
   2 # Create a symlink tree.
   3 #
   4 # Syntax: symlink-tree srcdir "ignore1 ignore2 ..."
   5 #
   6 # where srcdir is the directory to create a symlink tree to,
   7 # and "ignoreN" is a list of files/directories to ignore.
   8
   9 prog=$0
  10 srcdir=$1
  11 ignore="$2"
  12
  13 ignore_additional=". .. CVS"
  14
  15 # If we were invoked with a relative path name, adjust ${prog} to work
  16 # in subdirs.
  17 case ${prog} in
  18 /*) ;;
  19 *) prog=../${prog} ;;
  20 esac
  21
  22 # Set newsrcdir to something subdirectories can use.
  23 case ${srcdir} in
  24 /*) newsrcdir=${srcdir} ;;
  25 *) newsrcdir=../${srcdir} ;;
  26 esac
  27
  28 for f in `ls -a ${srcdir}`; do
  29   if [ -d ${srcdir}/$f ]; then
  30     found=
  31     for i in ${ignore} ${ignore_additional}; do
  32       if [ "$f" = "$i" ]; then
  33         found=yes
  34       fi
  35     done
  36     if [ -z "${found}" ]; then
  37       echo "$f          ..working in"
  38       if [ -d $f ]; then true; else mkdir $f; fi
  39       (cd $f; ${prog} ${newsrcdir}/$f "${ignore}")
  40     fi
  41   else
  42     echo "$f            ..linked"
  43     rm -f $f
  44     ln -s ${srcdir}/$f .
  45   fi
  46 done
  47
  48 exit 0