platform_build_blueprint/bootstrap/config.go
Colin Cross 0cdec99c81 Add flag to use validations for tests
Using validations for tests ensures the tests run without blocking
the critical path.

Change-Id: Icb21a52e96f70d815f7df86882351c13f5575cf5
2020-07-09 14:28:20 -07:00

112 lines
3 KiB
Go

// Copyright 2014 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package bootstrap
import (
"os"
"path/filepath"
"runtime"
"strings"
"github.com/google/blueprint"
)
func bootstrapVariable(name string, value func() string) blueprint.Variable {
return pctx.VariableFunc(name, func(config interface{}) (string, error) {
return value(), nil
})
}
var (
// These variables are the only configuration needed by the bootstrap
// modules.
srcDir = bootstrapVariable("srcDir", func() string {
return SrcDir
})
buildDir = bootstrapVariable("buildDir", func() string {
return BuildDir
})
ninjaBuildDir = bootstrapVariable("ninjaBuildDir", func() string {
return NinjaBuildDir
})
goRoot = bootstrapVariable("goRoot", func() string {
goroot := runtime.GOROOT()
// Prefer to omit absolute paths from the ninja file
if cwd, err := os.Getwd(); err == nil {
if relpath, err := filepath.Rel(cwd, goroot); err == nil {
if !strings.HasPrefix(relpath, "../") {
goroot = relpath
}
}
}
return goroot
})
compileCmd = bootstrapVariable("compileCmd", func() string {
return "$goRoot/pkg/tool/" + runtime.GOOS + "_" + runtime.GOARCH + "/compile"
})
linkCmd = bootstrapVariable("linkCmd", func() string {
return "$goRoot/pkg/tool/" + runtime.GOOS + "_" + runtime.GOARCH + "/link"
})
)
type ConfigInterface interface {
// GeneratingPrimaryBuilder should return true if this build invocation is
// creating a .bootstrap/build.ninja file to be used to build the
// primary builder
GeneratingPrimaryBuilder() bool
}
type ConfigRemoveAbandonedFilesUnder interface {
// RemoveAbandonedFilesUnder should return two slices:
// - a slice of path prefixes that will be cleaned of files that are no
// longer active targets, but are listed in the .ninja_log.
// - a slice of paths that are exempt from cleaning
RemoveAbandonedFilesUnder() (under, except []string)
}
type ConfigBlueprintToolLocation interface {
// BlueprintToolLocation can return a path name to install blueprint tools
// designed for end users (bpfmt, bpmodify, and anything else using
// blueprint_go_binary).
BlueprintToolLocation() string
}
type StopBefore int
const (
StopBeforePrepareBuildActions StopBefore = 1
)
type ConfigStopBefore interface {
StopBefore() StopBefore
}
type Stage int
const (
StagePrimary Stage = iota
StageMain
)
type Config struct {
stage Stage
topLevelBlueprintsFile string
emptyNinjaFile bool
runGoTests bool
useValidations bool
moduleListFile string
}