CCNx shim for NDNx

ndnx-ccnx-shim.sh

#!/bin/bash

# CCNx shim for NDNx
# This script creates shim headers so that apps written for CCNx can compile with NDNx.
# NDNx is available at https://github.com/named-data/ndnx
# 
# Usage: sudo ./ndnx-ccnx-shim.sh
# updated: 2013-09-02

INCLUDE_DIR=/usr/local/include
LIB_DIR=/usr/local/lib
BIN_DIR=/usr/local/bin

if [ ! -f $INCLUDE_DIR/ndn/ndn.h ]
then
  echo "$INCLUDE_DIR/ndn/ndn.h is not found"
  return
fi

rm -rf $INCLUDE_DIR/ccn
mkdir -p $INCLUDE_DIR/ccn/
for f in `ls $INCLUDE_DIR/ndn/`
do
  f=`basename $f`
  cat $INCLUDE_DIR/ndn/$f | php5 -r '
    $in = file("php://stdin");
    $includes = array();
    foreach ($in as &$l) {
      if (preg_match("/^\#include\s<ndn\/([a-z0-9\_]+\.h)>/",$l,$match)) {
        $includes[] = $match[1];
      }
      if (preg_match("/^\/\*|^\s\*|^\#include\s|^\#(?:ifndef|define).*_DEFINED/",$l)) $l="";
    }
    
    foreach ($includes as $include) {
      printf("#include <ccn/%s>\n", $include);
    }
    $f = $argv[1];
    printf("#include <ndn/%s>\n",$f);

    $in = implode($in);
    preg_match_all("/ndn[a-z0-9\_]*|[a-z0-9\_]*\_ndnb/i", $in, $matches);
    $tokens = array_unique($matches[0]);
    foreach ($tokens as $token) {
      $ccn_token = str_replace(array("ndn","NDN"),array("ccn","CCN"),$token);
      printf("#define %s %s\n", $ccn_token, $token);
    }
  ' $f > $INCLUDE_DIR/ccn/$f
done

for f in `ls $INCLUDE_DIR/ndn/ndn*`
do
  f=`basename $f`
  ln -s $f $INCLUDE_DIR/ccn/${f//ndn/ccn}
done

rm -rf $LIB_DIR/*ccn*
for f in `ls $LIB_DIR/*ndn*`
do
  f=`basename $f`
  ln -s $f $LIB_DIR/${f//ndn/ccn}
done

rm -rf $BIN_DIR/*ccn*
for f in `ls $BIN_DIR/*ndn*`
do
  f=`basename $f`
  ln -s $f $BIN_DIR/${f//ndn/ccn}
done