1d1f0ea496
switch from using the hacked macosx transport dib to the linux one which uses sysv shms. make sure you also have a current kernel before using this version
52 lines
1.4 KiB
Plaintext
52 lines
1.4 KiB
Plaintext
$OpenBSD: patch-base_sys_info_openbsd_cc,v 1.1 2011/10/27 07:59:08 robert Exp $
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--- base/sys_info_openbsd.cc.orig Wed Oct 26 14:14:35 2011
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+++ base/sys_info_openbsd.cc Wed Oct 26 14:14:41 2011
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@@ -1,10 +1,11 @@
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-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
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+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/sys_info.h"
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#include <sys/param.h>
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+#include <sys/shm.h>
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#include <sys/sysctl.h>
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#include "base/logging.h"
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@@ -15,11 +16,33 @@ int SysInfo::NumberOfProcessors() {
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int mib[] = { CTL_HW, HW_NCPU };
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int ncpu;
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size_t size = sizeof(ncpu);
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- if (sysctl(mib, 2, &ncpu, &size, NULL, 0) == -1) {
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+ if (sysctl(mib, arraysize(mib), &ncpu, &size, NULL, 0) == -1) {
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NOTREACHED();
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return 1;
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}
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return ncpu;
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+}
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+
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+int64 SysInfo::AmountOfPhysicalMemory() {
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+ long pages = sysconf(_SC_PHYS_PAGES);
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+ long page_size = sysconf(_SC_PAGESIZE);
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+ if (pages == -1 || page_size == -1) {
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+ NOTREACHED();
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+ return 0;
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+ }
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+
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+ return static_cast<int64>(pages) * page_size;
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+}
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+
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+size_t SysInfo::MaxSharedMemorySize() {
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+ int mib[] = { CTL_KERN, KERN_SHMINFO, KERN_SHMINFO_SHMMAX };
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+ size_t limit;
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+ size_t size = sizeof(limit);
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+ if (sysctl(mib, arraysize(mib), &limit, &size, NULL, 0) < 0) {
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+ NOTREACHED();
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+ return 0;
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+ }
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+ return limit;
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}
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} // namespace base
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