#! /bin/sh

# (c) 2004-2008. Artem S. Tashkinov <t.artem[remove@this]mailcity.com>. This script is not covered by any license.
# This script is only intended to be run in the i386 environment. Feel free to adjust it for x86-64 version of VMWare

# Uncomment the next line if you'd like to see what this scipt does without actually altering your system
# DEBUG=echo

S="\\033[40G"
vm_libsdir=/usr/lib/vmware/lib
vm_fontdir=/usr/lib/vmware/libconf/etc

if [ -d "/etc/ld.so.conf.d" ]; then
	searchpath=`cat /etc/ld.so.conf.d/*`
else
	searchpath=`cat ld.so.conf`
fi

searchpath="$searchpath /lib /usr/lib"

fail()
{
	echo -e "$S Error: $1. Exiting"
	exit 1
}

myecho()
{
	echo -e "$S $1"
}

findlib()
{
	for i in $searchpath; do
		test -e "$i/$1" && echo $i && return 0
	done
}

test "$UID" != "0" && fail "You must be root to continue"
cd "$vm_libsdir" 2>/dev/null || fail "cannot find '$libsdir' directory. VMWare is probably not installed"

for i in *.so.*; do
	syslibpath=`findlib $i`
	if [ -n "$syslibpath" ]; then
		echo -n "Swapping $i ..."
		wdir="$vm_libsdir/$i"
		destdir="$wdir/save"
		test -L "$wdir/$i" && myecho "has already been swapped" && continue
		$DEBUG mkdir -p "$destdir" || fail "Failed creating $destdir"
		file="$wdir/$i"
		$DEBUG /bin/mv -i "$file" "$destdir" || fail "Failed moving library $file to $destdir"
		$DEBUG /bin/ln -s "$syslibpath/$i" "$i/$i" || fail "Failed copying symbolic link $i/$i to $wdir"
		echo -e	"$S OK"
	else
		skipped="$skipped\n\t$i"
	fi
done

if [ -n "$skipped" ]; then
	echo
	echo -n "Skipped libraries:"
	echo -e "$skipped"
	echo
	echo "It's usually safe to swap VMWare's old SSL, expat and curl libraries with those that come with your distro. But you have to do that manually"
	echo
fi

if [ -L "$vm_fontdir/fonts" ]; then
	echo "Fonts dir has already been swapped"
else
	answer=y
	while ! [ "$answer" = "n" -o "$answer" = "N" -o -z "$answer" ]; do
		echo -n "Please, enter a location of your fonts configuration directory (usually it's /etc/fonts): "
		read answer
		if [ -d "$answer" ]; then
			$DEBUG /bin/mv "$vm_fontdir/fonts" "$vm_fontdir/fonts.save" || fail "Failed saving fonts dir"
			$DEBUG /bin/ln -s "$answer" "$vm_fontdir/fonts" && echo "Fonts directory has been swapped successfully" || fail "Failed updating fonts dir"
			answer=n
		else
			echo -n "Cannot find \"$answer\" directory. Would you like to enter it again (y/n)? "
			read answer
		fi
	done
fi

echo "ALL OK"