Remove unused function

build.go

@@ -609,47 +609,6 @@ func setScripts(vars *BuildVars, info *nfpm.Info, scriptDir string) {
 	}
 }
 
-// getBuildVars only gets the build variables, while disabling exec, stat, open, and readdir
-func getBuildVars(ctx context.Context, script string, info *distro.OSRelease) (*BuildVars, error) {
-	fl, err := os.Open(script)
-	if err != nil {
-		return nil, err
-	}
-
-	file, err := syntax.NewParser().Parse(fl, "lure.sh")
-	if err != nil {
-		return nil, err
-	}
-
-	fl.Close()
-
-	runner, err := interp.New(
-		interp.Env(expand.ListEnviron()),
-		interp.ExecHandler(shutils.NopExec),
-		interp.StatHandler(shutils.NopStat),
-		interp.OpenHandler(shutils.NopOpen),
-		interp.ReadDirHandler(shutils.NopReadDir),
-	)
-	if err != nil {
-		return nil, err
-	}
-
-	err = runner.Run(ctx, file)
-	if err != nil {
-		return nil, err
-	}
-
-	dec := decoder.New(info, runner)
-
-	var vars BuildVars
-	err = dec.DecodeVars(&vars)
-	if err != nil {
-		return nil, err
-	}
-
-	return &vars, nil
-}
-
 // archMatches checks if your system architecture matches
 // one of the provided architectures
 func archMatches(architectures []string) bool {