TAG := 1.3

all: build_and_push clean

$(MD_PATH)/$(BIN_NAME)-amd64: $(MD_PATH)/main.go
	cd $(MD_PATH) && CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o $(BIN_NAME)-amd64 -a -tags netgo -ldflags '-w -extldflags "-static"' main.go

$(MD_PATH)/$(BIN_NAME)-arm64: $(MD_PATH)/main.go
	cd $(MD_PATH) && CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -o $(BIN_NAME)-arm64 -a -tags netgo -ldflags '-w -extldflags "-static"' main.go

[race] stdout '^\tbuild\t-race=true$'

# CGO flags are separate settings.
# CGO_ENABLED is always present.
# Other flags are added if CGO_ENABLED is true.
env CGO_ENABLED=0
go build
go version -m m$GOEXE
stdout '^\tbuild\tCGO_ENABLED=0$'
! stdout CGO_CPPFLAGS|CGO_CFLAGS|CGO_CXXFLAGS|CGO_LDFLAGS

[cgo] env CGO_ENABLED=1
[cgo] env CGO_CPPFLAGS=-DFROM_CPPFLAGS=1
[cgo] env CGO_CFLAGS=-DFROM_CFLAGS=1

go list -f '{{.Target}}' builtin unsafe
! stdout .
go install builtin unsafe  # Should succeed as no-ops.

# With CGO_ENABLED=0, packages that would have
# an install target with cgo on no longer do.
env GODEBUG=
env CGO_ENABLED=0
go list -f '{{.Target}}' runtime/cgo
! stdout .
go list -export -f '{{.Export}}' runtime/cgo

		a = append(a, "-fPIC")
	}
	a = append(a, b.gccArchArgs()...)
	// gcc-4.5 and beyond require explicit "-pthread" flag
	// for multithreading with pthread library.
	if cfg.BuildContext.CgoEnabled {
		switch cfg.Goos {
		case "windows":
			a = append(a, "-mthreads")
		default:
			a = append(a, "-pthread")
		}
	}

	if cfg.Goos == "aix" {

env GOOS=android GOARCH=amd64 CGO_ENABLED=0

! go build -o $devnull cmd/buildid
stderr 'android/amd64 requires external \(cgo\) linking, but cgo is not enabled'
! stderr 'cannot find runtime/cgo'

! go test -c -o $devnull os
stderr '# os\nandroid/amd64 requires external \(cgo\) linking, but cgo is not enabled'
! stderr 'cannot find runtime/cgo'

env GOOS=ios GOARCH=arm64 CGO_ENABLED=0

! go build -o $devnull cmd/buildid

# This should also be updated in dependent components
TAG := 1.2

all: build_and_push clean

build_and_push:
	cd $(MD_PATH) && CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o main-amd64 -a -tags netgo -ldflags '-w -extldflags "-static"' main.go
	cd $(MD_PATH) && CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -o main-arm64 -a -tags netgo -ldflags '-w -extldflags "-static"' main.go

        with:
          go-version: ${{ matrix.go-version }}
          check-latest: true
      - name: Build on ${{ matrix.os }}
        if: matrix.os == 'Windows'
        env:
          CGO_ENABLED: 0
          GO111MODULE: on
        run: |
          Set-MpPreference -DisableRealtimeMonitoring $true
          netsh int ipv4 set dynamicport tcp start=60000 num=61000

env CGO_ENABLED=0

! go install cgotest
stderr 'build constraints exclude all Go files'

-- go.mod --
module cgotest

go 1.16
-- m.go --
package cgotest

import "C"

#!/usr/bin/env bash

set -e

export GORACE="history_size=7"
export MINIO_API_REQUESTS_MAX=10000

for d in $(go list ./...); do
	CGO_ENABLED=1 go test -v -race --timeout 100m "$d"

env GOOS=linux
env GOARCH=amd64
env CGO_ENABLED=1
go list -f '{{range .GoFiles}}{{.}} {{end}}'
stdout '^cgotag.go empty.go suffix_linux.go tag.go $'
go list -f '{{range .CgoFiles}}{{.}} {{end}}'
stdout '^cgoimport.go $'
go list -f '{{range .Imports}}{{.}} {{end}}'
stdout '^C cgoimport cgotag suffix tag $'

# Disabling cgo should exclude cgo files and their imports.
env CGO_ENABLED=0
go list -f '{{range .GoFiles}}{{.}} {{end}}'