1 files changed, 0 insertions, 70 deletions
diff --git a/compiler_wrapper/rusage_flag.go b/compiler_wrapper/rusage_flag.go
deleted file mode 100644
index 2a3768c1..00000000
--- a/compiler_wrapper/rusage_flag.go
+++ /dev/null
@@ -1,70 +0,0 @@
-// Copyright 2019 The Chromium OS 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 main
-
-import (
-	"fmt"
-	"os"
-	"path/filepath"
-	"strings"
-	"syscall"
-	"time"
-)
-
-func getRusageLogFilename(env env) string {
-	value, _ := env.getenv("GETRUSAGE")
-	return value
-}
-
-func logRusage(env env, logFileName string, compilerCmd *command) (exitCode int, err error) {
-	rusageBefore := syscall.Rusage{}
-	if err := syscall.Getrusage(syscall.RUSAGE_CHILDREN, &rusageBefore); err != nil {
-		return 0, err
-	}
-	compilerCmdWithoutRusage := &command{
-		Path:       compilerCmd.Path,
-		Args:       compilerCmd.Args,
-		EnvUpdates: append(compilerCmd.EnvUpdates, "GETRUSAGE="),
-	}
-	startTime := time.Now()
-	exitCode, err = wrapSubprocessErrorWithSourceLoc(compilerCmdWithoutRusage,
-		env.run(compilerCmdWithoutRusage, env.stdin(), env.stdout(), env.stderr()))
-	if err != nil {
-		return 0, err
-	}
-	elapsedRealTime := time.Since(startTime)
-	rusageAfter := syscall.Rusage{}
-	if err := syscall.Getrusage(syscall.RUSAGE_CHILDREN, &rusageAfter); err != nil {
-		return 0, err
-	}
-	elapsedSysTime := time.Duration(rusageAfter.Stime.Nano()-rusageBefore.Stime.Nano()) * time.Nanosecond
-	elapsedUserTime := time.Duration(rusageAfter.Utime.Nano()-rusageBefore.Utime.Nano()) * time.Nanosecond
-	// Note: We assume that the compiler takes more heap than any other
-	// subcommands that we might have executed before.
-	maxMemUsed := rusageAfter.Maxrss
-	absCompilerPath := getAbsCmdPath(env, compilerCmd)
-
-	if err := os.MkdirAll(filepath.Dir(logFileName), 0777); err != nil {
-		return 0, wrapErrorwithSourceLocf(err, "error creating rusage log directory %s", logFileName)
-	}
-	// Note: using file mode 0666 so that a root-created log is writable by others.
-	logFile, err := os.OpenFile(logFileName, os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0666)
-	if err != nil {
-		return 0, wrapErrorwithSourceLocf(err, "error creating rusage logfile %s", logFileName)
-	}
-	timeUnit := float64(time.Second)
-	if _, err := fmt.Fprintf(logFile, "%.5f : %.5f : %.5f : %d : %s : %s\n",
-		float64(elapsedRealTime)/timeUnit, float64(elapsedUserTime)/timeUnit, float64(elapsedSysTime)/timeUnit,
-		maxMemUsed, absCompilerPath,
-		strings.Join(append([]string{filepath.Base(absCompilerPath)}, compilerCmd.Args...), " ")); err != nil {
-		_ = logFile.Close()
-		return 0, wrapErrorwithSourceLocf(err, "error writing rusage logfile %s", logFileName)
-	}
-	if err := logFile.Close(); err != nil {
-		return 0, wrapErrorwithSourceLocf(err, "error closing rusage logfile %s", logFileName)
-	}
-
-	return exitCode, nil
-}