Use more commonly use version printing functions

Makefile

@@ -3,14 +3,14 @@
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 NAME := pistol
-VERSION := v0.1 (2020-04-17) (breaking release, see README)
-version := $(word 1, $(VERSION))
+VERSION := v0.1.1 (2020-04-17) (breaking release, see README)
+# version := $(word 1, $(VERSION))
 
 build:
-	go build -ldflags "-X 'main.VERSION=$(VERSION)'" ./cmd/pistol
+	go build -ldflags "-X 'main.Version=$(VERSION)'" ./cmd/pistol
 
 install:
-	go install -ldflags "-X 'main.VERSION=$(VERSION)'" ./cmd/pistol
+	go install -ldflags "-X 'main.Version=$(VERSION)'" ./cmd/pistol
 
 # requires: bat (https://github.com/sharkdp/bat), elinks
 test: pistol

cmd/pistol/main.go

@@ -3,14 +3,15 @@ package main
 import (
 	"os"
 	"log"
+	"fmt"
 
 	"github.com/doronbehar/pistol"
 	"github.com/galdor/go-cmdline"
 	"github.com/adrg/xdg"
 )
 
 var (
-	VERSION string
+	Version string
 )
 
 func main() {
@@ -26,7 +27,7 @@ func main() {
 	cmd.Parse(os.Args)
 
 	if cmd.IsOptionSet("version") {
-		print(VERSION, "\n")
+		fmt.Println(Version)
 		os.Exit(0)
 	}