Merge "Minor cleanup of build.go."

This commit is contained in:
Treehugger Robot 2020-12-02 02:29:08 +00:00 committed by Gerrit Code Review
commit d8c099e12d

View file

@ -44,7 +44,7 @@ func SetupOutDir(ctx Context, config Config) {
ensureEmptyFileExists(ctx, filepath.Join(config.OutDir(), ".out-dir"))
if buildDateTimeFile, ok := config.environ.Get("BUILD_DATETIME_FILE"); ok {
err := ioutil.WriteFile(buildDateTimeFile, []byte(config.buildDateTime), 0777)
err := ioutil.WriteFile(buildDateTimeFile, []byte(config.buildDateTime), 0666) // a+rw
if err != nil {
ctx.Fatalln("Failed to write BUILD_DATETIME to file:", err)
}
@ -85,6 +85,7 @@ func createCombinedBuildNinjaFile(ctx Context, config Config) {
}
}
// These are bitmasks which can be used to check whether various flags are set e.g. whether to use Bazel.
const (
BuildNone = iota
BuildProductConfig = 1 << iota
@ -97,6 +98,7 @@ const (
BuildAllWithBazel = BuildProductConfig | BuildSoong | BuildKati | BuildBazel
)
// checkProblematicFiles fails the build if existing Android.mk or CleanSpec.mk files are found at the root of the tree.
func checkProblematicFiles(ctx Context) {
files := []string{"Android.mk", "CleanSpec.mk"}
for _, file := range files {
@ -108,6 +110,7 @@ func checkProblematicFiles(ctx Context) {
}
}
// checkCaseSensitivity issues a warning if a case-insensitive file system is being used.
func checkCaseSensitivity(ctx Context, config Config) {
outDir := config.OutDir()
lowerCase := filepath.Join(outDir, "casecheck.txt")
@ -115,13 +118,11 @@ func checkCaseSensitivity(ctx Context, config Config) {
lowerData := "a"
upperData := "B"
err := ioutil.WriteFile(lowerCase, []byte(lowerData), 0777)
if err != nil {
if err := ioutil.WriteFile(lowerCase, []byte(lowerData), 0666); err != nil { // a+rw
ctx.Fatalln("Failed to check case sensitivity:", err)
}
err = ioutil.WriteFile(upperCase, []byte(upperData), 0777)
if err != nil {
if err := ioutil.WriteFile(upperCase, []byte(upperData), 0666); err != nil { // a+rw
ctx.Fatalln("Failed to check case sensitivity:", err)
}
@ -139,18 +140,15 @@ func checkCaseSensitivity(ctx Context, config Config) {
}
}
func help(ctx Context, config Config, what int) {
// help prints a help/usage message, via the build/make/help.sh script.
func help(ctx Context, config Config) {
cmd := Command(ctx, config, "help.sh", "build/make/help.sh")
cmd.Sandbox = dumpvarsSandbox
cmd.RunAndPrintOrFatal()
}
// Build the tree. The 'what' argument can be used to chose which components of
// the build to run.
func Build(ctx Context, config Config, what int) {
ctx.Verboseln("Starting build with args:", config.Arguments())
ctx.Verboseln("Environment:", config.Environment().Environ())
// checkRAM warns if there probably isn't enough RAM to complete a build.
func checkRAM(ctx Context, config Config) {
if totalRAM := config.TotalRAM(); totalRAM != 0 {
ram := float32(totalRAM) / (1024 * 1024 * 1024)
ctx.Verbosef("Total RAM: %.3vGB", ram)
@ -166,24 +164,24 @@ func Build(ctx Context, config Config, what int) {
ctx.Println("-j value.")
ctx.Println("************************************************************")
} else if ram <= float32(config.Parallel()) {
// Want at least 1GB of RAM per job.
ctx.Printf("Warning: high -j%d count compared to %.3vGB of RAM", config.Parallel(), ram)
ctx.Println("If you run into segfaults or other errors, try a lower -j value")
}
}
}
// Build the tree. The 'what' argument can be used to chose which components of
// the build to run, via checking various bitmasks.
func Build(ctx Context, config Config, what int) {
ctx.Verboseln("Starting build with args:", config.Arguments())
ctx.Verboseln("Environment:", config.Environment().Environ())
ctx.BeginTrace(metrics.Total, "total")
defer ctx.EndTrace()
if config.SkipMake() {
ctx.Verboseln("Skipping Make/Kati as requested")
what = what & (BuildSoong | BuildNinja)
}
if inList("help", config.Arguments()) {
help(ctx, config, what)
return
} else if inList("clean", config.Arguments()) || inList("clobber", config.Arguments()) {
clean(ctx, config)
help(ctx, config)
return
}
@ -191,16 +189,31 @@ func Build(ctx Context, config Config, what int) {
buildLock := BecomeSingletonOrFail(ctx, config)
defer buildLock.Unlock()
if inList("clean", config.Arguments()) || inList("clobber", config.Arguments()) {
clean(ctx, config)
return
}
// checkProblematicFiles aborts the build if Android.mk or CleanSpec.mk are found at the root of the tree.
checkProblematicFiles(ctx)
checkRAM(ctx, config)
SetupOutDir(ctx, config)
// checkCaseSensitivity issues a warning if a case-insensitive file system is being used.
checkCaseSensitivity(ctx, config)
ensureEmptyDirectoriesExist(ctx, config.TempDir())
SetupPath(ctx, config)
if config.SkipMake() {
ctx.Verboseln("Skipping Make/Kati as requested")
// If Make/Kati is disabled, then explicitly build using Soong and Ninja.
what = what & (BuildSoong | BuildNinja)
}
if config.StartGoma() {
// Ensure start Goma compiler_proxy
startGoma(ctx, config)
@ -216,12 +229,16 @@ func Build(ctx Context, config Config, what int) {
runMakeProductConfig(ctx, config)
}
// Everything below here depends on product config.
if inList("installclean", config.Arguments()) ||
inList("install-clean", config.Arguments()) {
installClean(ctx, config)
ctx.Println("Deleted images and staging directories.")
return
} else if inList("dataclean", config.Arguments()) ||
}
if inList("dataclean", config.Arguments()) ||
inList("data-clean", config.Arguments()) {
dataClean(ctx, config)
ctx.Println("Deleted data files.")
@ -240,7 +257,7 @@ func Build(ctx Context, config Config, what int) {
runKatiBuild(ctx, config)
runKatiPackage(ctx, config)
ioutil.WriteFile(config.LastKatiSuffixFile(), []byte(config.KatiSuffix()), 0777)
ioutil.WriteFile(config.LastKatiSuffixFile(), []byte(config.KatiSuffix()), 0666) // a+rw
} else {
// Load last Kati Suffix if it exists
if katiSuffix, err := ioutil.ReadFile(config.LastKatiSuffixFile()); err == nil {
@ -267,6 +284,7 @@ func Build(ctx Context, config Config, what int) {
runNinja(ctx, config)
}
// Currently, using Bazel requires Kati and Soong to run first, so check whether to run Bazel last.
if what&BuildBazel != 0 {
runBazel(ctx, config)
}
@ -282,14 +300,11 @@ func distGzipFile(ctx Context, config Config, src string, subDirs ...string) {
subDir := filepath.Join(subDirs...)
destDir := filepath.Join(config.DistDir(), "soong_ui", subDir)
err := os.MkdirAll(destDir, 0777)
if err != nil {
if err := os.MkdirAll(destDir, 0777); err != nil { // a+rwx
ctx.Printf("failed to mkdir %s: %s", destDir, err.Error())
}
err = gzipFileToDir(src, destDir)
if err != nil {
if err := gzipFileToDir(src, destDir); err != nil {
ctx.Printf("failed to dist %s: %s", filepath.Base(src), err.Error())
}
}
@ -304,14 +319,11 @@ func distFile(ctx Context, config Config, src string, subDirs ...string) {
subDir := filepath.Join(subDirs...)
destDir := filepath.Join(config.DistDir(), "soong_ui", subDir)
err := os.MkdirAll(destDir, 0777)
if err != nil {
if err := os.MkdirAll(destDir, 0777); err != nil { // a+rwx
ctx.Printf("failed to mkdir %s: %s", destDir, err.Error())
}
_, err = copyFile(src, filepath.Join(destDir, filepath.Base(src)))
if err != nil {
if _, err := copyFile(src, filepath.Join(destDir, filepath.Base(src))); err != nil {
ctx.Printf("failed to dist %s: %s", filepath.Base(src), err.Error())
}
}