VERSION ファイルを導入して Makefile を整理する

Makefile

@@ -1,20 +1,7 @@
-VERSION := 2023.1.0
-REVISION := $(shell git rev-parse --short HEAD)
-BUILD_DATE := $(shell date -u "+%Y-%m-%dT%H:%M:%SZ")
-LDFLAGS := "-X main.version=$(VERSION) -X main.revision=$(REVISION) -X main.buildDate=$(BUILD_DATE)"
-LDFLAGS_PROD := "-s -w -X main.version=$(VERSION) -X main.revision=$(REVISION)"
+.PHONY: all test
 
-export GO1111MODULE=on
-export CWD=$(dir $(abspath $(lastword $(MAKEFILE_LIST))))
-
-.PHONY: all sora-archive-uploader-dev sora-archive-uploader-prod
-all: sora-archive-uploader-dev
-
-sora-archive-uploader-dev: cmd/sora-archive-uploader/main.go
-	go build -race -ldflags $(LDFLAGS) -o bin/$@ $<
-
-sora-archive-uploader-prod: cmd/sora-archive-uploader/main.go
-	go build -ldflags $(LDFLAGS_PROD) -o bin/$@ $<
+all:
+	go build -o bin/sora-archive-uploader cmd/sora-archive-uploader/main.go
 
 test:
-	go test -v ./s3
+	go test -race -v ./s3

VERSION

@@ -0,0 +1 @@
+2023.1.0

cmd/sora-archive-uploader/main.go

@@ -4,35 +4,23 @@ import (
 	"flag"
 	"fmt"
 	"log"
-	"os"
 
 	archive "github.com/shiguredo/sora-archive-uploader"
 )
 
-var (
-	version   string
-	revision  string
-	buildDate string
-
-	versionText = `sora-archive-uploader build info.
-version: %s
-revision: %s
-build date: %s
-`
-)
-
 func main() {
-	configFilePath := flag.String("C", "config.ini", "Config file path")
-	var v bool
-	flag.BoolVar(&v, "version", false, "Show version")
+	// /bin/sora-archive-uploader -V
+	showVersion := flag.Bool("V", false, "バージョン")
+
+	// /bin/sora-archive-uploader -C ./config.ini
+	configFilePath := flag.String("C", "./config.ini", "Config file path")
 	flag.Parse()
 
-	if v {
-		fmt.Printf(versionText, version, revision, buildDate)
-		os.Exit(0)
+	if *showVersion {
+		fmt.Printf("Sora Archive Uploader version %s\n", archive.Version)
+		return
 	}
 
-	log.Printf("sora-archive-uploader version:%s revision:%s build_date:%s", version, revision, buildDate)
 	log.Printf("config file path: %s", *configFilePath)
 	archive.Run(configFilePath)
 }

config.go

@@ -1,6 +1,13 @@
 package archive
 
-import "gopkg.in/ini.v1"
+import (
+	_ "embed"
+
+	"gopkg.in/ini.v1"
+)
+
+//go:embed VERSION
+var Version string
 
 const (
 	DefaultLogDir  = "."