Master/tlpkg/bin/deref-symlinks


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#!/bin/sh
# $Id$
# Originally written by Karl Berry. Public domain.
# 
# Replace symlinks to files with the actual files.
# Symlinks to anything else are not touched.

if test "x$1" = --save-links; then
  savelinks=true
else
  savelinks=false
fi

for f in "$@"; do
  test -h "$f" || continue  # skip non-symlinks
  test -f "$f" || continue  # skip links to anything but regular files
  
  cp --dereference "$f" "$f".file  # expand link
  mv "$f" "$f".link                # move link out of the way
  mv -v "$f".file "$f"             # replace with regular file
  $savelinks || rm "$f".link       # remove link unless keeping
done