# Copyright 2020 PingCAP, Inc.
#
# 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.

PROJECT=tidb
GOPATH ?= $(shell go env GOPATH)
P=8

# Ensure GOPATH is set before running build process.
ifeq "$(GOPATH)" ""
  $(error Please set the environment variable GOPATH before running `make`)
endif
FAIL_ON_STDOUT := awk '{ print } END { if (NR > 0) { exit 1 } }'

CURDIR := $(shell pwd)
path_to_add := $(addsuffix /bin,$(subst :,/bin:,$(GOPATH))):$(PWD)/tools/bin
export PATH := $(path_to_add):$(PATH)

GO              := GO111MODULE=on go
GOBUILD         := $(GO) build $(BUILD_FLAG) -tags codes
GOBUILDCOVERAGE := GOPATH=$(GOPATH) cd tidb-server; $(GO) test -coverpkg="../..." -c .
GOTEST          := $(GO) test -p $(P)
OVERALLS        := GO111MODULE=on overalls
STATICCHECK     := GO111MODULE=on staticcheck
TIDB_EDITION    ?= Community

# Ensure TIDB_EDITION is set to Community or Enterprise before running build process.
ifneq "$(TIDB_EDITION)" "Community"
ifneq "$(TIDB_EDITION)" "Enterprise"
  $(error Please set the correct environment variable TIDB_EDITION before running `make`)
endif
endif

ARCH      := "`uname -s`"
LINUX     := "Linux"
MAC       := "Darwin"

PACKAGE_LIST  := go list ./...
PACKAGE_LIST_TIDB_TESTS  := go list ./... | grep -vE "github.com\/pingcap\/tidb\/br|github.com\/pingcap\/tidb\/cmd|github.com\/pingcap\/tidb\/dumpling"
PACKAGES  ?= $$($(PACKAGE_LIST))
PACKAGES_TIDB_TESTS ?= $$($(PACKAGE_LIST_TIDB_TESTS))
PACKAGE_DIRECTORIES := $(PACKAGE_LIST) | sed 's|github.com/pingcap/$(PROJECT)/||'
PACKAGE_DIRECTORIES_TIDB_TESTS := $(PACKAGE_LIST_TIDB_TESTS) | sed 's|github.com/pingcap/$(PROJECT)/||'
FILES     := $$(find $$($(PACKAGE_DIRECTORIES)) -name "*.go")
FILES_TIDB_TESTS := $$(find $$($(PACKAGE_DIRECTORIES_TIDB_TESTS)) -name "*.go")

UNCONVERT_PACKAGES_LIST := go list ./...| grep -vE "lightning\/checkpoints|lightning\/manual|lightning\/common"
UNCONVERT_PACKAGES := $$($(UNCONVERT_PACKAGES_LIST))

FAILPOINT_ENABLE  := find $$PWD/ -type d | grep -vE "(\.git|tools)" | xargs tools/bin/failpoint-ctl enable
FAILPOINT_DISABLE := find $$PWD/ -type d | grep -vE "(\.git|tools)" | xargs tools/bin/failpoint-ctl disable

LDFLAGS += -X "github.com/pingcap/tidb/parser/mysql.TiDBReleaseVersion=$(shell git describe --tags --dirty --always)"
LDFLAGS += -X "github.com/pingcap/tidb/util/versioninfo.TiDBBuildTS=$(shell date -u '+%Y-%m-%d %H:%M:%S')"
LDFLAGS += -X "github.com/pingcap/tidb/util/versioninfo.TiDBGitHash=$(shell git rev-parse HEAD)"
LDFLAGS += -X "github.com/pingcap/tidb/util/versioninfo.TiDBGitBranch=$(shell git rev-parse --abbrev-ref HEAD)"
LDFLAGS += -X "github.com/pingcap/tidb/util/versioninfo.TiDBEdition=$(TIDB_EDITION)"

TEST_LDFLAGS =  -X "github.com/pingcap/tidb/config.checkBeforeDropLDFlag=1"
COVERAGE_SERVER_LDFLAGS =  -X "github.com/pingcap/tidb/tidb-server.isCoverageServer=1"

CHECK_LDFLAGS += $(LDFLAGS) ${TEST_LDFLAGS}

TARGET = ""

# VB = Vector Benchmark
VB_FILE =
VB_FUNC =

RACE_FLAG =
ifeq ("$(WITH_RACE)", "1")
	RACE_FLAG = -race
	GOBUILD   = GOPATH=$(GOPATH) $(GO) build
endif

CHECK_FLAG =
ifeq ("$(WITH_CHECK)", "1")
	CHECK_FLAG = $(TEST_LDFLAGS)
endif

BR_PKG := github.com/pingcap/tidb/br
BR_PACKAGES       := go list ./...| grep "github.com\/pingcap\/tidb\/br"
BR_PACKAGE_DIRECTORIES := $(BR_PACKAGES) | sed 's|github.com/pingcap/$(PROJECT)/||'
LIGHTNING_BIN     := bin/tidb-lightning
LIGHTNING_CTL_BIN := bin/tidb-lightning-ctl
BR_BIN            := bin/br
TEST_DIR          := /tmp/backup_restore_test


DUMPLING_PKG := github.com/pingcap/tidb/dumpling
DUMPLING_PACKAGES   := go list ./... | grep 'github.com\/pingcap\/tidb\/dumpling'
DUMPLING_PACKAGE_DIRECTORIES := $(DUMPLING_PACKAGES) | sed 's|github.com/pingcap/$(PROJECT)/||'
DUMPLING_BIN        := bin/dumpling
DUMPLING_CHECKER := awk '{ print } END { if (NR > 0) { exit 1 } }'

DUMPLING_LDFLAGS += -X "github.com/pingcap/tidb/dumpling/cli.ReleaseVersion=$(shell git describe --tags --dirty='-dev')"
DUMPLING_LDFLAGS += -X "github.com/pingcap/tidb/dumpling/cli.BuildTimestamp=$(shell date -u '+%Y-%m-%d %I:%M:%S')"
DUMPLING_LDFLAGS += -X "github.com/pingcap/tidb/dumpling/cli.GitHash=$(shell git rev-parse HEAD)"
DUMPLING_LDFLAGS += -X "github.com/pingcap/tidb/dumpling/cli.GitBranch=$(shell git rev-parse --abbrev-ref HEAD)"
DUMPLING_LDFLAGS += -X "github.com/pingcap/tidb/dumpling/cli.GoVersion=$(shell go version)"

DUMPLING_GOBUILD := CGO_ENABLED=0 GO111MODULE=on go build -trimpath -ldflags '$(DUMPLING_LDFLAGS)'
DUMPLING_GOTEST  := CGO_ENABLED=1 GO111MODULE=on go test -ldflags '$(DUMPLING_LDFLAGS)'

TEST_COVERAGE_DIR := "test_coverage"