blob: 7f47defe609ea3188478d04e9761dbc4f95de9b7 [file] [log] [blame]
// Copyright 2020 The Fuchsia 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 build
import (
// Tool represents a host tool in the build.
type Tool struct {
// Name is the canonical name of the image.
Name string `json:"name"`
// Path is relative path to the tool within the build directory.
Path string `json:"path"`
// OS is the operating system the tool is meant to run on.
OS string `json:"os"`
// CPU is the architecture the tool is meant to run on.
CPU string `json:"cpu"`
type Tools []Tool
// LookupPath returns the path (relative to the build directory) of the named tool
// built for the specified platform. It will return an error if the
// platform/tool combination cannot be found, generally because the platform is
// not supported or because the tool is not listed in tool_paths.json.
func (t Tools) LookupPath(platform, name string) (string, error) {
for _, tool := range t {
toolPlatform := hostplatform.MakeName(tool.OS, tool.CPU)
if name == tool.Name && platform == toolPlatform {
return tool.Path, nil
return "", fmt.Errorf("no tool with platform %q and name %q", platform, name)