| #!/bin/bash -eu | 
 | # | 
 | # Copyright 2017 Google Inc. All rights reserved. | 
 | # | 
 | # Licensed under the Apache License, Version 2.0 (the "License"); | 
 | # you may not use this file except in compliance with the License. | 
 | # You may obtain a copy of the License at | 
 | # | 
 | #     http://www.apache.org/licenses/LICENSE-2.0 | 
 | # | 
 | # Unless required by applicable law or agreed to in writing, software | 
 | # distributed under the License is distributed on an "AS IS" BASIS, | 
 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
 | # See the License for the specific language governing permissions and | 
 | # limitations under the License. | 
 |  | 
 | # To track how long we took to startup. %N isn't supported on Darwin, but | 
 | # that's detected in the Go code, which skips calculating the startup time. | 
 | export TRACE_BEGIN_SOONG=$(date +%s%N) | 
 |  | 
 | # Function to find top of the source tree (if $TOP isn't set) by walking up the | 
 | # tree. | 
 | function gettop | 
 | { | 
 |     local TOPFILE=build/soong/root.bp | 
 |     if [ -n "${TOP-}" -a -f "${TOP-}/${TOPFILE}" ] ; then | 
 |         # The following circumlocution ensures we remove symlinks from TOP. | 
 |         (cd $TOP; PWD= /bin/pwd) | 
 |     else | 
 |         if [ -f $TOPFILE ] ; then | 
 |             # The following circumlocution (repeated below as well) ensures | 
 |             # that we record the true directory name and not one that is | 
 |             # faked up with symlink names. | 
 |             PWD= /bin/pwd | 
 |         else | 
 |             local HERE=$PWD | 
 |             T= | 
 |             while [ \( ! \( -f $TOPFILE \) \) -a \( $PWD != "/" \) ]; do | 
 |                 \cd .. | 
 |                 T=`PWD= /bin/pwd -P` | 
 |             done | 
 |             \cd $HERE | 
 |             if [ -f "$T/$TOPFILE" ]; then | 
 |                 echo $T | 
 |             fi | 
 |         fi | 
 |     fi | 
 | } | 
 |  | 
 | # Save the current PWD for use in soong_ui | 
 | export ORIGINAL_PWD=${PWD} | 
 | export TOP=$(gettop) | 
 | source ${TOP}/build/soong/scripts/microfactory.bash | 
 |  | 
 | soong_build_go soong_ui android/soong/cmd/soong_ui | 
 |  | 
 | cd ${TOP} | 
 | exec "$(getoutdir)/soong_ui" "$@" |