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Issue 19519008: Move the remaning base/process* files into base/process/. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: '' Created 7 years, 5 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "base/process_info.h"
6
7 #include <sys/sysctl.h>
8 #include <sys/time.h>
9 #include <unistd.h>
10
11 #include "base/basictypes.h"
12 #include "base/memory/scoped_ptr.h"
13 #include "base/time/time.h"
14
15 namespace {
16
17 using base::Time;
18
19 // Returns the process creation time, or NULL if an error occurred.
20 Time* ProcessCreationTimeInternal() {
21 int mib[] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, getpid() };
22 size_t len = 0;
23 if (sysctl(mib, arraysize(mib), NULL, &len, NULL, 0) < 0)
24 return NULL;
25
26 scoped_ptr_malloc<struct kinfo_proc>
27 proc(static_cast<struct kinfo_proc*>(malloc(len)));
28 if (sysctl(mib, arraysize(mib), proc.get(), &len, NULL, 0) < 0)
29 return NULL;
30 return new Time(Time::FromTimeVal(proc->kp_proc.p_un.__p_starttime));
31 }
32
33 } // namespace
34
35 namespace base {
36
37 //static
38 const Time* CurrentProcessInfo::CreationTime() {
39 static Time* process_creation_time = ProcessCreationTimeInternal();
40 return process_creation_time;
41 }
42
43 } // namespace base
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