change_prefix.sh 2.29 KB
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#!/bin/sh
# ***************************************************************************
# change_prefix.sh : allow to transfer a contrib dir
# ***************************************************************************
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# Copyright (C) 2003 the VideoLAN team
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# $Id$
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#
# Authors: Christophe Massiot <massiot@via.ecp.fr>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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# ***************************************************************************

usage="Usage: $0 <directory> <prefix> <new_prefix>"

LANG=C
export LANG

if test .$1 = .-h -o .$1 = .--help -o $# != 3; then
  echo $usage
  exit 1
fi

top_dir=`cd $1; pwd`
prefix=$2
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new_prefix2=$3
new_prefix=/$new_prefix2
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if test -z $prefix -o -z $new_prefix; then
  echo $usage
  exit 1
fi

cd $top_dir
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pwd
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files=`find . -type f`
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for file in $files; do 
 if test ".`file $file | grep Mach-O`" != "." ; then
    echo "Changing prefixes of '$file'"
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    libs=`otool -L $file 2>/dev/null | grep $prefix | cut -d\  -f 1`
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    WD=`pwd`
    first=y
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    for i in "" $libs; do
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     if ! test -z $i; then
         if test $first = y; then
            install_name_tool -id `echo $i | sed -e "s,$prefix,$new_prefix,"` $file
            first=n
        else
            install_name_tool -change $i `echo $i | sed -e "s,$prefix,$new_prefix,"` $file
         fi
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      fi
    done
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  elif test ".`file $file | grep \"text\|shell\"`" != "." ; then
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   echo "Fixing up shell/text file "$file""
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    sed -e "s,$prefix,$new_prefix,g" < $file > $file.tmp
    mv -f $file.tmp $file
  fi
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done
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files=`find . -name *.la`
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for file in $files; do
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   echo "Fixing up .la $file"
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   sed -e "s,$prefix,$new_prefix,g" < $file > $file.tmp
   mv -f $file.tmp $file
done