forked from mia/Aegisub
109 lines
3.1 KiB
C++
109 lines
3.1 KiB
C++
// Copyright (c) 2009, Grigori Goronzy <greg@geekmind.org>
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//
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// Permission to use, copy, modify, and distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice appear in all copies.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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//
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// $Id$
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/// @file platform_unix_linux.cpp
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/// @brief Linux Platform extensions.
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/// @ingroup unix
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#ifndef R_PRECOMP
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#include <wx/string.h>
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#include <wx/textfile.h>
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#include <wx/log.h>
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#endif
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#include "include/platform.h"
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#include "platform_unix.h"
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#include "platform_unix_linux.h"
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std::string PlatformUnixLinux::CPUId() {
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return getProcValue("/proc/cpuinfo", "model name\t");
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};
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std::string PlatformUnixLinux::CPUSpeed() {
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return getProcValue("/proc/cpuinfo", "cpu MHz\t\t");
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};
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// Linux doesn't report the number of real CPUs or physical CPU cores,
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// but instead the number of "logical" CPUs; this also includes logical cores
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// due to SMT/HyperThreading.
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// For now report the logical CPU count and no number of cores; this seems
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// to make the most sense.
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int PlatformUnixLinux::CPUCores() {
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return -1;
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};
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int PlatformUnixLinux::CPUCount() {
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// This returns the index of the last processor.
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// Increment and return as string.
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wxString procIndex = getProcValue("/proc/cpuinfo", "processor\t");
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if (procIndex.IsNumber()) {
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long val = 0;
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procIndex.ToLong(&val);
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return val + 1;
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}
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// Fallback
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return 1;
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};
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std::string PlatformUnixLinux::CPUFeatures() {
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return getProcValue("/proc/cpuinfo", "flags\t\t");
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};
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std::string PlatformUnixLinux::CPUFeatures2() {
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return "";
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};
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uint64_t PlatformUnixLinux::Memory() {
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wxString memKb = getProcValue("/proc/meminfo", "MemTotal");
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memKb = memKb.BeforeFirst(' ');
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if (memKb.IsNumber()) {
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long val = 0;
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memKb.ToLong(&val);
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return val * 1024;
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}
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return -1;
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};
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std::string PlatformUnixLinux::UnixLibraries() {
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return "";
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};
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/**
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* @brief Parse a /proc "key: value" style text file and extract a value.
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* @return The last valid value
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*/
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std::string PlatformUnixLinux::getProcValue(const wxString path, const wxString key) {
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const wxString prefix = wxString(key) + ":";
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wxTextFile *file = new wxTextFile(path);
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wxString val = std::string();
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file->Open();
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for (wxString str = file->GetFirstLine(); !file->Eof(); str = file->GetNextLine()) {
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str.Trim(false);
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if (str.StartsWith(prefix)) {
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val = wxString(str.Mid(key.Len() + 1));
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val.Trim(false);
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}
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}
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file->Close();
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delete file;
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return std::string(val);
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};
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