242 lines
6.8 KiB
Go
242 lines
6.8 KiB
Go
// Copyright 2017 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package main
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import (
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"context"
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"flag"
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"fmt"
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"os"
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"path/filepath"
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"strconv"
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"strings"
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"time"
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"android/soong/ui/build"
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"android/soong/ui/logger"
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"android/soong/ui/tracer"
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)
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func indexList(s string, list []string) int {
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for i, l := range list {
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if l == s {
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return i
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}
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}
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return -1
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}
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func inList(s string, list []string) bool {
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return indexList(s, list) != -1
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}
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func main() {
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log := logger.New(os.Stderr)
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defer log.Cleanup()
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if len(os.Args) < 2 || !(inList("--make-mode", os.Args) ||
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os.Args[1] == "--dumpvars-mode" ||
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os.Args[1] == "--dumpvar-mode") {
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log.Fatalln("The `soong` native UI is not yet available.")
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}
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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trace := tracer.New(log)
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defer trace.Close()
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build.SetupSignals(log, cancel, func() {
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trace.Close()
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log.Cleanup()
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})
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buildCtx := build.Context{&build.ContextImpl{
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Context: ctx,
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Logger: log,
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Tracer: trace,
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StdioInterface: build.StdioImpl{},
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}}
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var config build.Config
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if os.Args[1] == "--dumpvars-mode" || os.Args[1] == "--dumpvar-mode" {
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config = build.NewConfig(buildCtx)
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} else {
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config = build.NewConfig(buildCtx, os.Args[1:]...)
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}
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log.SetVerbose(config.IsVerbose())
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build.SetupOutDir(buildCtx, config)
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if config.Dist() {
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logsDir := filepath.Join(config.DistDir(), "logs")
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os.MkdirAll(logsDir, 0777)
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log.SetOutput(filepath.Join(logsDir, "soong.log"))
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trace.SetOutput(filepath.Join(logsDir, "build.trace"))
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} else {
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log.SetOutput(filepath.Join(config.OutDir(), "soong.log"))
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trace.SetOutput(filepath.Join(config.OutDir(), "build.trace"))
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}
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if start, ok := os.LookupEnv("TRACE_BEGIN_SOONG"); ok {
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if !strings.HasSuffix(start, "N") {
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if start_time, err := strconv.ParseUint(start, 10, 64); err == nil {
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log.Verbosef("Took %dms to start up.",
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time.Since(time.Unix(0, int64(start_time))).Nanoseconds()/time.Millisecond.Nanoseconds())
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buildCtx.CompleteTrace("startup", start_time, uint64(time.Now().UnixNano()))
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}
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}
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if executable, err := os.Executable(); err == nil {
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trace.ImportMicrofactoryLog(filepath.Join(filepath.Dir(executable), "."+filepath.Base(executable)+".trace"))
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}
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}
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f := build.NewSourceFinder(buildCtx, config)
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defer f.Shutdown()
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build.FindSources(buildCtx, config, f)
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if os.Args[1] == "--dumpvar-mode" {
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dumpVar(buildCtx, config, os.Args[2:])
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} else if os.Args[1] == "--dumpvars-mode" {
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dumpVars(buildCtx, config, os.Args[2:])
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} else {
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toBuild := build.BuildAll
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if config.Checkbuild() {
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toBuild |= build.RunBuildTests
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}
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build.Build(buildCtx, config, toBuild)
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}
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}
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func dumpVar(ctx build.Context, config build.Config, args []string) {
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flags := flag.NewFlagSet("dumpvar", flag.ExitOnError)
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flags.Usage = func() {
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fmt.Fprintf(os.Stderr, "usage: %s --dumpvar-mode [--abs] <VAR>\n\n", os.Args[0])
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fmt.Fprintln(os.Stderr, "In dumpvar mode, print the value of the legacy make variable VAR to stdout")
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fmt.Fprintln(os.Stderr, "")
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fmt.Fprintln(os.Stderr, "'report_config' is a special case that prints the human-readable config banner")
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fmt.Fprintln(os.Stderr, "from the beginning of the build.")
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fmt.Fprintln(os.Stderr, "")
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flags.PrintDefaults()
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}
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abs := flags.Bool("abs", false, "Print the absolute path of the value")
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flags.Parse(args)
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if flags.NArg() != 1 {
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flags.Usage()
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os.Exit(1)
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}
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varName := flags.Arg(0)
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if varName == "report_config" {
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varData, err := build.DumpMakeVars(ctx, config, nil, build.BannerVars)
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if err != nil {
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ctx.Fatal(err)
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}
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fmt.Println(build.Banner(varData))
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} else {
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varData, err := build.DumpMakeVars(ctx, config, nil, []string{varName})
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if err != nil {
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ctx.Fatal(err)
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}
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if *abs {
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var res []string
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for _, path := range strings.Fields(varData[varName]) {
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if abs, err := filepath.Abs(path); err == nil {
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res = append(res, abs)
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} else {
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ctx.Fatalln("Failed to get absolute path of", path, err)
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}
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}
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fmt.Println(strings.Join(res, " "))
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} else {
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fmt.Println(varData[varName])
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}
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}
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}
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func dumpVars(ctx build.Context, config build.Config, args []string) {
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flags := flag.NewFlagSet("dumpvars", flag.ExitOnError)
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flags.Usage = func() {
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fmt.Fprintf(os.Stderr, "usage: %s --dumpvars-mode [--vars=\"VAR VAR ...\"]\n\n", os.Args[0])
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fmt.Fprintln(os.Stderr, "In dumpvars mode, dump the values of one or more legacy make variables, in")
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fmt.Fprintln(os.Stderr, "shell syntax. The resulting output may be sourced directly into a shell to")
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fmt.Fprintln(os.Stderr, "set corresponding shell variables.")
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fmt.Fprintln(os.Stderr, "")
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fmt.Fprintln(os.Stderr, "'report_config' is a special case that dumps a variable containing the")
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fmt.Fprintln(os.Stderr, "human-readable config banner from the beginning of the build.")
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fmt.Fprintln(os.Stderr, "")
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flags.PrintDefaults()
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}
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varsStr := flags.String("vars", "", "Space-separated list of variables to dump")
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absVarsStr := flags.String("abs-vars", "", "Space-separated list of variables to dump (using absolute paths)")
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varPrefix := flags.String("var-prefix", "", "String to prepend to all variable names when dumping")
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absVarPrefix := flags.String("abs-var-prefix", "", "String to prepent to all absolute path variable names when dumping")
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flags.Parse(args)
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if flags.NArg() != 0 {
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flags.Usage()
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os.Exit(1)
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}
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vars := strings.Fields(*varsStr)
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absVars := strings.Fields(*absVarsStr)
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allVars := append([]string{}, vars...)
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allVars = append(allVars, absVars...)
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if i := indexList("report_config", allVars); i != -1 {
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allVars = append(allVars[:i], allVars[i+1:]...)
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allVars = append(allVars, build.BannerVars...)
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}
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if len(allVars) == 0 {
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return
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}
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varData, err := build.DumpMakeVars(ctx, config, nil, allVars)
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if err != nil {
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ctx.Fatal(err)
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}
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for _, name := range vars {
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if name == "report_config" {
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fmt.Printf("%sreport_config='%s'\n", *varPrefix, build.Banner(varData))
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} else {
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fmt.Printf("%s%s='%s'\n", *varPrefix, name, varData[name])
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}
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}
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for _, name := range absVars {
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var res []string
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for _, path := range strings.Fields(varData[name]) {
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abs, err := filepath.Abs(path)
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if err != nil {
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ctx.Fatalln("Failed to get absolute path of", path, err)
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}
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res = append(res, abs)
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}
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fmt.Printf("%s%s='%s'\n", *absVarPrefix, name, strings.Join(res, " "))
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}
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}
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