Add ARM toolchain support.

examples/games/snes9x-1.53/nacl-snes9x-1.53.sh

 #!/bin/bash
 # 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.
 #
 
 # nacl-snes-1.53.sh
 #
 # Usage:  nacl-snes-1.53.sh
 #
@@ skipping 10 matching lines @@
 DOSBOX_EXAMPLE_DIR=${NACL_SRC}/examples/games/snes9x-1.53
 
 CustomConfigureStep() {
   Banner "Configuring ${PACKAGE_NAME}"
 
   # export the nacl tools
   export CC=${NACLCC}
   export CXX=${NACLCXX}
   export CXXFLAGS=""
   export LDFLAGS=""
-  if [ ${NACL_PACKAGES_BITSIZE} == "pnacl" ] ; then
+  if [ ${NACL_ARCH} = "pnacl" ] ; then
     export CXXFLAGS="-O3 -g"
     export LDFLAGS="-O0 -static"
   fi
   export AR=${NACLAR}
   export RANLIB=${NACLRANLIB}
   export PKG_CONFIG_PATH=${NACL_SDK_USR_LIB}/pkgconfig
   export PKG_CONFIG_LIBDIR=${NACL_SDK_USR_LIB}
 
   CONFIG_FLAGS="--host=nacl \
       --prefix=${NACL_SDK_USR} \
@@ skipping 23 matching lines @@
 
 CustomInstallStep(){
   BUILD_DIR=${NACL_PACKAGES_REPOSITORY}/${PACKAGE_NAME}-src/unix
   PUBLISH_DIR="${NACL_PACKAGES_PUBLISH}/${PACKAGE_NAME}"
   MakeDir ${PUBLISH_DIR}
   install ${START_DIR}/snes.html ${PUBLISH_DIR}
   install ${START_DIR}/snes.js ${PUBLISH_DIR}
   install ${START_DIR}/style.css ${PUBLISH_DIR}
   install ${START_DIR}/snes.nmf ${PUBLISH_DIR}
   install ${BUILD_DIR}/snes9x \
-      ${PUBLISH_DIR}/snes_x86_${NACL_PACKAGES_BITSIZE}.nexe
+      ${PUBLISH_DIR}/snes_x86_${NACL_ARCH}.nexe
   DefaultTouchStep
 }
 
 CustomPackageInstall() {
   DefaultPreInstallStep
   DefaultDownloadBzipStep
   DefaultExtractBzipStep
   DefaultPatchStep
   CustomConfigureStep
   DefaultBuildStep
-  if [ ${NACL_PACKAGES_BITSIZE} == "pnacl" ] ; then
+  if [ ${NACL_ARCH} = "pnacl" ] ; then
     # NOTE: snes9x has unusual dirnames
     DefaultTranslateStep ${PACKAGE_NAME}-src unix/snes9x
   fi
   CustomInstallStep
   DefaultCleanUpStep
 }
 
 CustomPackageInstall
 exit 0