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Commit 2e6a4ff3 authored by Nan Zhang's avatar Nan Zhang
Browse files

Let Soong_UI to handle build_date.txt file 

Soong_UI will update timestamp to build_date.txt, and export variables
to kati/ninja.

Test: m -j32
Bug: b/70351683
Change-Id: I153897afdf2d3f39a32d757d4c3ae7515caea52d
parent 4b5fe9d1

ui/build/config.go

+16 −0
Original line number Diff line number Diff line
@@ -15,12 +15,14 @@ 
package build



import (

	"io/ioutil"

	"log"

	"os"

	"path/filepath"

	"runtime"

	"strconv"

	"strings"

	"time"



	"android/soong/shared"

)
@@ -181,6 +183,20 @@ func NewConfig(ctx Context, args ...string) Config { 
	ret.environ.Set("ANDROID_JAVA9_HOME", java9Home)

	ret.environ.Set("PATH", strings.Join(newPath, string(filepath.ListSeparator)))



	outDir := ret.OutDir()

	buildDateTimeFile := filepath.Join(outDir, "build_date.txt")

	var content string

	if buildDateTime, ok := ret.environ.Get("BUILD_DATETIME"); ok && buildDateTime != "" {

		content = buildDateTime

	} else {

		content = strconv.FormatInt(time.Now().Unix(), 10)

	}

	err := ioutil.WriteFile(buildDateTimeFile, []byte(content), 0777)

	if err != nil {

		ctx.Fatalln("Failed to write BUILD_DATETIME to file:", err)

	}

	ret.environ.Set("BUILD_DATETIME_FILE", buildDateTimeFile)



	return Config{ret}

}