[*] Early Linux SWInfo
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/***
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Copyright (C) 2022 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: SWInfo.Linux.cpp
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Date: 2022-4-6
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Author: Reece
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***/
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#include <Source/RuntimeInternal.hpp>
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#include "SWInfo.hpp"
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#include "SWInfo.Linux.hpp"
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namespace Aurora::SWInfo
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{
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static AuString gKernelString;
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static AuString gUserlandBrand;
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static AuString gUserlandDesktopEnv;
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static AuString gBuildString;
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static void SetProcVersion()
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{
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AuIOFS::ReadString("/proc/version", gBuildString);
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if (gBuildString.size() && gBuildString[gBuildString.size() - 1] == '\n')
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{
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gBuildString.pop_back();
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}
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}
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static void SetVersion(OSInformation &osInfo)
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{
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char *endPtr;
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auto versionItr = gBuildString.find("ersion ");
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if (versionItr == AuString::npos) return;
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if (versionItr > 2)
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{
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gKernelString = gBuildString.substr(0, versionItr - 2);
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}
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auto ptr = gBuildString.c_str() + (7 + AuUInt(versionItr));
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osInfo.uKernelMajor = strtoll(ptr, &endPtr, 10);
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if (errno == ERANGE) return;
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if (*endPtr != '.') return;
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endPtr++;
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osInfo.uKernelMinor = strtoll(endPtr, &endPtr, 10);
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if (errno == ERANGE) return;
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if (*endPtr != '.') return;
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endPtr++;
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osInfo.uKernelPatch = strtoll(endPtr, &endPtr, 10);
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}
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static void ParseOSRel(OSInformation &osInfo)
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{
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AuString osRel;
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if (!AuIOFS::ReadString("/etc/os-release", osRel)) return;
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AuReplaceAll(osRel, "\"", "");
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AuList<AuString> versionNumbers;
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Parse::SplitNewlines(osRel, [&](const AuString &line)
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{
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if (AuStartsWith(line, "NAME="))
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{
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gUserlandBrand = line.substr(5);
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}
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else if (AuStartsWith(line, "VERSION="))
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{
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versionNumbers.push_back(line.substr(8));
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}
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else if (AuStartsWith(line, "VERSION_ID="))
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{
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versionNumbers.push_back(line.substr(11));
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}
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else if (AuStartsWith(line, "BUILD_ID="))
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{
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versionNumbers.push_back(line.substr(9));
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}
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});
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// TODO: parse uUserlandMajor, uUserlandMinor, uUserlandPatch
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}
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static void SetDesktopWindowManager()
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{
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auto name = getenv("XDG_CURRENT_DESKTOP");
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if (name == nullptr) return;
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gUserlandDesktopEnv = name;
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}
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void InitLinuxInfo(OSInformation &osInfo)
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{
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osInfo = AuMove(OSInformation(&gKernelString, &gUserlandBrand, &gUserlandDesktopEnv, &gBuildString, Aurora::Build::EPlatform::eEnumInvalid));
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SetProcVersion();
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SetVersion(osInfo);
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ParseOSRel(osInfo);
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SetDesktopWindowManager();
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}
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}
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@ -0,0 +1,13 @@
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/***
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Copyright (C) 2022 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: SWInfo.Linux.hpp
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Date: 2022-4-6
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Author: Reece
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***/
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#pragma once
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namespace Aurora::SWInfo
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{
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void InitLinuxInfo(OSInformation &info);
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}
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@ -12,6 +12,10 @@
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#include "SWInfo.NT.hpp"
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#endif
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#if defined(AURORA_IS_LINUX_DERIVED)
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#include "SWInfo.Linux.hpp"
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#endif
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namespace Aurora::SWInfo
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{
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static const AuString kDefaultStr;
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@ -36,6 +40,10 @@ namespace Aurora::SWInfo
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#if defined(AURORA_IS_MODERNNT_DERIVED)
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InitNTInfo(gTempInfo);
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#endif
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#if defined(AURORA_IS_LINUX_DERIVED)
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InitLinuxInfo(gTempInfo);
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#endif
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gTempInfo.ePlatform = Build::kCurrentPlatform;
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gInfo = &gTempInfo;
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@ -747,6 +747,7 @@ namespace Aurora::Threading::Threads
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void OSThread::UpdateAffinity(const HWInfo::CpuBitId &mask)
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{
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#if defined(AURORA_IS_MODERNNT_DERIVED)
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if (this->handle_ == INVALID_HANDLE_VALUE)
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@ -754,6 +755,11 @@ namespace Aurora::Threading::Threads
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return;
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}
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if (mask.CpuBitCount() == 0)
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{
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mask = AuHwInfo::GetCPUInfo().maskAllCores;
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}
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if ((AuBuild::kCurrentPlatform != AuBuild::EPlatform::ePlatformWin32) || (AuSwInfo::IsWindows10OrGreater()))
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{
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static BOOL(WINAPI * SetThreadSelectedCpuSets_f)(HANDLE, const ULONG *, ULONG);
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@ -796,6 +802,7 @@ namespace Aurora::Threading::Threads
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switch (this->throttle_)
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{
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case EThreadThrottle::eNormal:
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mask2 = AuHwInfo::GetCPUInfo().maskAllCores;
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break;
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case EThreadThrottle::ePerformance:
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mask2 = AuHwInfo::GetCPUInfo().maskPCores;
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@ -816,6 +823,11 @@ namespace Aurora::Threading::Threads
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index++;
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}
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if (!CPU_COUNT(&cpuset))
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{
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return;
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}
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if (pthread_setaffinity_np(this->handle_, sizeof(cpuset), &cpuset) != 0)
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{
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SysPushErrorHAL("Couldn't set affinity mask");
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