cd ..
if [ "$goos" = "$gohostos" -a "$goarch" = "$gohostarch" ]; then
	# cross-compile for local system. nothing to copy.
	# useful if you've bootstrapped yourself but want to
	# prepare a clean toolchain for others.
	true
else
	rm -f bin/go_${goos}_${goarch}_exec
	mv bin/*_*/* bin
	rmdir bin/*_*
	rm -rf "pkg/${gohostos}_${gohostarch}" "pkg/tool/${gohostos}_${gohostarch}"
fi

rm -rf pkg/bootstrap pkg/obj .git

echo ----

# To select a specific SDK, run 'xcodebuild -showsdks'
# to see the available SDKs and replace iphoneos with one of them.
if [ "$GOARCH" == "arm64" ]; then
	SDK=iphoneos
	PLATFORM=ios
	CLANGARCH="arm64"
else
	SDK=iphonesimulator
	PLATFORM=ios-simulator
	CLANGARCH="x86_64"
fi

SDK_PATH=`xcrun --sdk $SDK --show-sdk-path`
export IPHONEOS_DEPLOYMENT_TARGET=5.1

cd ../..

files="update.bash zoneinfo.zip"
modified=true
if git diff --quiet $files; then
	modified=false
fi

if [ "$1" = "-work" ]; then
	echo Left workspace behind in work/.
	shift
else
	rm -rf work
fi

if ! $modified; then
	echo No updates needed.
	exit 0
fi

echo Updated for $CODE/$DATA: $files

commitmsg="lib/time: update to $CODE/$DATA

Commit generated by update.bash.