| // Copyright 2019 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| package main |
| |
| import ( |
| "os" |
| ) |
| |
| func processGomaCccFlags(builder *commandBuilder) (gomaUsed bool, err error) { |
| gomaPath := "" |
| nextArgIsGomaPath := false |
| builder.transformArgs(func(arg builderArg) string { |
| if arg.fromUser { |
| if arg.value == "--gomacc-path" { |
| nextArgIsGomaPath = true |
| return "" |
| } |
| if nextArgIsGomaPath { |
| gomaPath = arg.value |
| nextArgIsGomaPath = false |
| return "" |
| } |
| } |
| return arg.value |
| }) |
| if nextArgIsGomaPath { |
| return false, newUserErrorf("--gomacc-path given without value") |
| } |
| if gomaPath == "" { |
| gomaPath, _ = builder.env.getenv("GOMACC_PATH") |
| } |
| if gomaPath != "" { |
| if _, err := os.Lstat(gomaPath); err == nil { |
| builder.wrapPath(gomaPath) |
| return true, nil |
| } |
| } |
| return false, nil |
| } |
