From 1b1a1606095c171d25e9f5485f79a3a17e00a189 Mon Sep 17 00:00:00 2001
From: Cody Northrop <cnorthrop@google.com>
Date: Thu, 12 Oct 2017 20:44:04 -0600
Subject: scripts: Add --no-build for Android toolchain

With switch to importing shaderc, we don't need to
create prebuilts anymore.
---
 build-android/update_external_sources_android.sh | 23 ++++++++++++++---------
 1 file changed, 14 insertions(+), 9 deletions(-)

diff --git a/build-android/update_external_sources_android.sh b/build-android/update_external_sources_android.sh
index 3f0c9bf6..01714d02 100755
--- a/build-android/update_external_sources_android.sh
+++ b/build-android/update_external_sources_android.sh
@@ -55,20 +55,12 @@ fi
 function printUsage {
    echo "Supported parameters are:"
    echo "    --abi <abi> (optional)"
+   echo "    --no-build (optional)"
    echo
    echo "i.e. ${0##*/} --abi arm64-v8a \\"
    exit 1
 }
 
-if [[ $(($# % 2)) -ne 0 ]]
-then
-    echo Parameters must be provided in pairs.
-    echo parameter count = $#
-    echo
-    printUsage
-    exit 1
-fi
-
 while [[ $# -gt 0 ]]
 do
     case $1 in
@@ -76,6 +68,10 @@ do
             abi="$2"
             shift 2
             ;;
+        --no-build)
+            nobuild=1
+            shift 1
+            ;;
         *)
             # unknown option
             echo Unknown option: $1
@@ -92,6 +88,12 @@ then
     echo No abi provided, so building for all supported abis.
 fi
 
+echo no-build=$nobuild
+if [[ $nobuild ]]
+then
+    echo Skipping build.
+fi
+
 function create_glslang () {
    rm -rf $BASEDIR/shaderc/third_party/glslang
    echo "Creating local glslang repository ($BASEDIR/glslang)."
@@ -206,7 +208,10 @@ if [ ! -d "$BASEDIR/shaderc/third_party/spirv-tools/external/spirv-headers" -o !
 fi
 update_spirv-headers
 
+if [[ -z $nobuild ]]
+then
 build_shaderc
+fi
 
 echo ""
 echo "${0##*/} finished."
-- 
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