$(error $(warning))
endif

#-----------------------------------------------------------------------------
# Global Variables
#-----------------------------------------------------------------------------
ISTIO_GO := $(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))
export ISTIO_GO
SHELL := /bin/bash -o pipefail

# Version can be defined:
# (1) in a $VERSION shell variable, which takes precedence; or

# Note: the normal way we use in other scripts in Istio do not work when `source`d, which is why we use this approach
SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
REPO_ROOT="$(dirname "$(dirname "${SCRIPT_DIR}")")"

LOCAL_ARCH=$(uname -m)

# Pass environment set target architecture to build system
if [[ ${TARGET_ARCH} ]]; then
    # Target explicitly set
    :