2df331b0f7
Summary: The only reason python was used in the Host module was to compute the python path. I resolve this the same way as D47384 did for clang, by moving the path computation into the python plugin and modifying SBHostOS class to call into this module for ePathTypePythonDir. Reviewers: zturner, jingham, davide Subscribers: mgorny, lldb-commits Differential Revision: https://reviews.llvm.org/D48215 llvm-svn: 335104
116 lines
3.3 KiB
C++
116 lines
3.3 KiB
C++
//===-- HostInfoWindows.cpp -------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "lldb/Host/windows/windows.h"
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#include <objbase.h>
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#include <mutex> // std::once
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#include "lldb/Host/windows/HostInfoWindows.h"
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#include "lldb/Host/windows/PosixApi.h"
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#include "llvm/ADT/SmallString.h"
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#include "llvm/Support/ConvertUTF.h"
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#include "llvm/Support/FileSystem.h"
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#include "llvm/Support/Path.h"
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#include "llvm/Support/Threading.h"
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#include "llvm/Support/raw_ostream.h"
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using namespace lldb_private;
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FileSpec HostInfoWindows::m_program_filespec;
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void HostInfoWindows::Initialize() {
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::CoInitializeEx(nullptr, COINIT_MULTITHREADED);
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HostInfoBase::Initialize();
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}
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void HostInfoWindows::Terminate() {
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HostInfoBase::Terminate();
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::CoUninitialize();
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}
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size_t HostInfoWindows::GetPageSize() {
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SYSTEM_INFO systemInfo;
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GetNativeSystemInfo(&systemInfo);
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return systemInfo.dwPageSize;
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}
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llvm::VersionTuple HostInfoWindows::GetOSVersion() {
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OSVERSIONINFOEX info;
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ZeroMemory(&info, sizeof(OSVERSIONINFOEX));
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info.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
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#pragma warning(push)
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#pragma warning(disable : 4996)
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// Starting with Microsoft SDK for Windows 8.1, this function is deprecated
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// in favor of the new Windows Version Helper APIs. Since we don't specify a
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// minimum SDK version, it's easier to simply disable the warning rather than
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// try to support both APIs.
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if (GetVersionEx((LPOSVERSIONINFO)&info) == 0)
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return llvm::VersionTuple();
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#pragma warning(pop)
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return llvm::VersionTuple(info.dwMajorVersion, info.dwMinorVersion,
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info.wServicePackMajor);
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}
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bool HostInfoWindows::GetOSBuildString(std::string &s) {
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s.clear();
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llvm::VersionTuple version = GetOSVersion();
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if (version.empty())
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return false;
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llvm::raw_string_ostream stream(s);
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stream << "Windows NT " << version.getAsString();
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return true;
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}
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bool HostInfoWindows::GetOSKernelDescription(std::string &s) {
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return GetOSBuildString(s);
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}
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bool HostInfoWindows::GetHostname(std::string &s) {
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wchar_t buffer[MAX_COMPUTERNAME_LENGTH + 1];
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DWORD dwSize = MAX_COMPUTERNAME_LENGTH + 1;
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if (!::GetComputerNameW(buffer, &dwSize))
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return false;
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return llvm::convertWideToUTF8(buffer, s);
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}
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FileSpec HostInfoWindows::GetProgramFileSpec() {
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static llvm::once_flag g_once_flag;
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llvm::call_once(g_once_flag, []() {
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std::vector<wchar_t> buffer(PATH_MAX);
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::GetModuleFileNameW(NULL, buffer.data(), buffer.size());
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std::string path;
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llvm::convertWideToUTF8(buffer.data(), path);
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m_program_filespec.SetFile(path, false, FileSpec::Style::native);
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});
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return m_program_filespec;
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}
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FileSpec HostInfoWindows::GetDefaultShell() {
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std::string shell;
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GetEnvironmentVar("ComSpec", shell);
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return FileSpec(shell, false);
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}
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bool HostInfoWindows::GetEnvironmentVar(const std::string &var_name,
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std::string &var) {
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std::wstring wvar_name;
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if (!llvm::ConvertUTF8toWide(var_name, wvar_name))
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return false;
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if (const wchar_t *wvar = _wgetenv(wvar_name.c_str()))
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return llvm::convertWideToUTF8(wvar, var);
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return false;
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}
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