Adding R port.

build_tools/common.sh

 # Copyright (c) 2012 The Native Client Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 #
 # Environment variable NACL_ARCH should be set to one of the following
 # values: i686 x86_64 pnacl arm
 
 
 # NAMING CONVENTION
 # =================
@@ skipping 600 matching lines @@
   fi
   for nexe in ${EXECUTABLES}; do
     local name=$(basename ${nexe})
     name=${name/%.nexe/}
     name=${name/%.pexe/}
     LogExecute cp ${nexe} ${ARCH_DIR}/${name}
     # Stage libraries for toolchains that support dynamic linking.
     if [[ "${TOOLCHAIN}" = "glibc" || "${TOOLCHAIN}" = "bionic" ]]; then
       # Run create_nmf for non-scripts.
       # TODO(bradnelson): Do something prettier.
-      if [ "$(head -c 2 ${nexe})" != "#!" ]; then
+      if [[ "${nexe}" != *.so && "$(head -c 1 ${nexe})" != "#" ]]; then
         pushd ${ARCH_DIR}
         # Create a temporary name ending in .nexe so create_nmf does the right
         # thing.
         LogExecute cp ${name} tmp.nexe
         LogExecute python ${NACL_SDK_ROOT}/tools/create_nmf.py \
           tmp.nexe -s . -o tmp.nmf
         LogExecute rm tmp.nexe
         LogExecute rm tmp.nmf
         popd
       fi
@@ skipping 887 matching lines @@
 # These functions are called when this script is imported to do
 # any essential checking/setup operations.
 ######################################################################
 CheckToolchain
 CheckPatchVersion
 CheckSDKVersion
 PatchSpecFile
 InjectSystemHeaders
 InstallConfigSite
 GetRevision