Make perftimer and run_all_perftests compile on Posix. Stub out a few things into process_util_posix, and add a function to raise to a high priority.

BUG=1343318

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@1438 0039d316-1c4b-4281-b951-d872f2087c98

base/SConscript

@@ -74,8 +74,8 @@ input_files = [
     'non_thread_safe.cc',
     'path_service.cc',
     'pickle.cc',
-    'revocable_store.cc',
     'ref_counted.cc',
+    'revocable_store.cc',
     'sha2.cc',
     'stats_table.cc',
     'string_escape.cc',
@@ -333,8 +333,10 @@ else:
   icudata = '../icudt38l.dat'
 env.Alias('base', ['.', installed_base_unittests, icudata])
 
+# TODO(sgk) should this be moved into base.lib like everything else?  This will
+# require updating a bunch of other SConscripts which link directly against
+# this generated object file.
+env_tests.StaticObject('perftimer.cc')
 
-# These aren't ported to other platforms yet.
-if env['PLATFORM'] == 'win32':
-  env_tests.StaticObject('perftimer.cc')
-  env_tests.StaticObject('run_all_perftests.cc')
+# Since run_all_perftests supplies a main, we cannot have it in base.lib
+env_tests.StaticObject('run_all_perftests.cc')

base/perftimer.cc

@@ -3,13 +3,11 @@
 // found in the LICENSE file.
 
 #include <stdio.h>
-#include <shlwapi.h>
-#include <windows.h>
 
 #include "base/perftimer.h"
 
-#include "base/logging.h"
 #include "base/basictypes.h"
+#include "base/logging.h"
 
 static FILE* perf_log_file = NULL;
 
@@ -20,7 +18,12 @@ bool InitPerfLog(const char* log_file) {
     return false;
   }
 
+#if defined(OS_WIN)
   return fopen_s(&perf_log_file, log_file, "w") == 0;
+#elif defined(OS_POSIX)
+  perf_log_file = fopen(log_file, "w");
+  return perf_log_file != NULL;
+#endif
 }
 
 void FinalizePerfLog() {
@@ -41,5 +44,3 @@ void LogPerfResult(const char* test_name, double value, const char* units) {
   fprintf(perf_log_file, "%s\t%g\t%s\n", test_name, value, units);
   printf("%s\t%g\t%s\n", test_name, value, units);
 }
-
-

base/perftimer.h

@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef BASE_PERFTTIMER_H__
-#define BASE_PERFTTIMER_H__
+#ifndef BASE_PERFTTIMER_H_
+#define BASE_PERFTTIMER_H_
 
 #include <string>
 #include "base/basictypes.h"
@@ -77,5 +77,4 @@ class PerfTimeLogger {
   PerfTimer timer_;
 };
 
-#endif  // BASE_PERFTTIMER_H__
-
+#endif  // BASE_PERFTTIMER_H_

base/process.h

@@ -16,6 +16,7 @@
 #if defined(OS_WIN)
 typedef HANDLE ProcessHandle;
 #elif defined(OS_POSIX)
+// On POSIX, our ProcessHandle will just be the PID.
 typedef int ProcessHandle;
 #endif
 

base/process_util.h

@@ -5,8 +5,8 @@
 // This file/namespace contains utility functions for enumerating, ending and
 // computing statistics of processes.
 
-#ifndef BASE_PROCESS_UTIL_H__
-#define BASE_PROCESS_UTIL_H__
+#ifndef BASE_PROCESS_UTIL_H_
+#define BASE_PROCESS_UTIL_H_
 
 #include "base/basictypes.h"
 
@@ -257,8 +257,10 @@ class ProcessMetrics {
 // Note: Returns true on Windows 2000 without doing anything.
 bool EnableLowFragmentationHeap();
 
+// If supported on the platform, and the user has sufficent rights, increase
+// the current process's scheduling priority to a high priority.
+void RaiseProcessToHighPriority();
+
 }  // namespace process_util
 
-
-#endif  // BASE_PROCESS_UTIL_H__
-
+#endif  // BASE_PROCESS_UTIL_H_

base/process_util_win.cc

@@ -594,5 +594,8 @@ bool EnableLowFragmentationHeap() {
   return true;
 }
 
-}  // namespace process_util
+void RaiseProcessToHighPriority() {
+  SetPriorityClass(GetCurrentProcess(), HIGH_PRIORITY_CLASS);
+}
 
+}  // namespace process_util

base/run_all_perftests.cc

@@ -2,10 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include <windows.h>
-
 #include "base/command_line.h"
+#include "base/debug_util.h"
 #include "base/perftimer.h"
+#include "base/process_util.h"
 #include "base/string_util.h"
 #include "base/test_suite.h"
 
@@ -24,8 +24,8 @@ class PerfTestSuite : public TestSuite {
 
     // Raise to high priority to have more precise measurements. Since we don't
     // aim at 1% precision, it is not necessary to run at realtime level.
-    if (!IsDebuggerPresent())
-      SetPriorityClass(GetCurrentProcess(), HIGH_PRIORITY_CLASS);
+    if (!DebugUtil::BeingDebugged())
+      process_util::RaiseProcessToHighPriority();
 
     TestSuite::Initialize();
   }