ROOT_DIR := $(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))
include $(ROOT_DIR)/Makefile.quiet

PREFIX?=/usr
BINDIR?=$(PREFIX)/bin
LIBDIR?=$(PREFIX)/lib
RUNDIR?=/var/run
CONFDIR?=/etc

ifeq ($(GO),)
	GO = go
endif
INSTALL = $(QUIET)install

VERSION = $(shell cat $(dir $(lastword $(MAKEFILE_LIST)))/VERSION)
# Use git only if in a Git repo
ifneq ($(wildcard $(dir $(lastword $(MAKEFILE_LIST)))/.git),)
	GIT_VERSION = $(shell git show -s --format='format:%h %aI')
else
	GIT_VERSION = $(shell cat $(ROOT_DIR)/GIT_VERSION)
endif
BUILD = $(VERSION) $(GIT_VERSION) $(shell go version)
GOBUILD = -ldflags '-X "github.com/cilium/cilium/pkg/version.Version=$(BUILD)"'

# Uncomment to enable race detection
#GOBUILD += -race

# Uncomment to enable deadlock detection
#GOBUILD += -tags lockdebug

ifneq ($(LOCKDEBUG),)
    GOBUILD += -tags lockdebug
endif

# Set DOCKER_IMAGE_TAG with "latest" by default
ifeq ($(DOCKER_IMAGE_TAG),)
    DOCKER_IMAGE_TAG="latest"
endif

CILIUM_ENVOY_SHA=$(shell grep "CILIUM_ENVOY_SHA[ \t]*:-" $(ROOT_DIR)/Dockerfile | cut -d \" -f 2)
GOBUILD += -ldflags '-X "github.com/cilium/cilium/pkg/envoy.RequiredEnvoyVersionSHA=$(CILIUM_ENVOY_SHA)"'