cfe891eeb8
I wrote a script to help find the files, but I reviewed the contributions manually to be sure I wasn't claiming copyright for search & replace, adding Q_DECL_NOTHROW or adding "We mean it" headers. Change-Id: I7a9e11d7b64a4cc78e24ffff142b506368fc8842 Reviewed-by: Lars Knoll <lars.knoll@theqtcompany.com>
620 lines
21 KiB
C++
620 lines
21 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Copyright (C) 2016 Intel Corporation.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the tools applications of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "environment.h"
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#include <qdebug.h>
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#include <qstringlist.h>
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#include <qmap.h>
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#include <qdir.h>
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#include <qfile.h>
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#include <qfileinfo.h>
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#include <qstandardpaths.h>
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#include <process.h>
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#include <errno.h>
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#include <iostream>
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//#define CONFIGURE_DEBUG_EXECUTE
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//#define CONFIGURE_DEBUG_CP_DIR
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using namespace std;
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#ifdef Q_OS_WIN32
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#include <qt_windows.h>
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#endif
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#include <windows/registry_p.h> // from tools/shared
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QT_BEGIN_NAMESPACE
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struct CompilerInfo{
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Compiler compiler;
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const char *compilerStr;
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const char *regKey;
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const char *executable;
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} compiler_info[] = {
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// The compilers here are sorted in a reversed-preferred order
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{CC_BORLAND, "Borland C++", 0, "bcc32.exe"},
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{CC_MINGW, "MinGW (Minimalist GNU for Windows)", 0, "g++.exe"},
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{CC_INTEL, "Intel(R) C++ Compiler for 32-bit applications", 0, "icl.exe"}, // xilink.exe, xilink5.exe, xilink6.exe, xilib.exe
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{CC_MSVC2012, "Microsoft (R) Visual Studio 2012 C/C++ Compiler (11.0)", "Software\\Microsoft\\VisualStudio\\SxS\\VC7\\11.0", "cl.exe"}, // link.exe, lib.exe
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{CC_MSVC2013, "Microsoft (R) Visual Studio 2013 C/C++ Compiler (12.0)", "Software\\Microsoft\\VisualStudio\\SxS\\VC7\\12.0", "cl.exe"}, // link.exe, lib.exe
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// Microsoft skipped version 13
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{CC_MSVC2015, "Microsoft (R) Visual Studio 2015 C/C++ Compiler (14.0)", "Software\\Microsoft\\VisualStudio\\SxS\\VS7\\14.0", "cl.exe"}, // link.exe, lib.exe
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{CC_UNKNOWN, "Unknown", 0, 0},
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};
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// Initialize static variables
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Compiler Environment::detectedCompiler = CC_UNKNOWN;
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/*!
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Returns the pointer to the CompilerInfo for a \a compiler.
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*/
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CompilerInfo *Environment::compilerInfo(Compiler compiler)
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{
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int i = 0;
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while(compiler_info[i].compiler != compiler && compiler_info[i].compiler != CC_UNKNOWN)
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++i;
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return &(compiler_info[i]);
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}
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/*!
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Returns the qmakespec for the compiler detected on the system.
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*/
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QString Environment::detectQMakeSpec()
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{
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QString spec;
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switch (detectCompiler()) {
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case CC_MSVC2015:
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spec = "win32-msvc2015";
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break;
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case CC_MSVC2013:
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spec = "win32-msvc2013";
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break;
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case CC_MSVC2012:
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spec = "win32-msvc2012";
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break;
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case CC_INTEL:
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spec = "win32-icc";
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break;
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case CC_MINGW:
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spec = "win32-g++";
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break;
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case CC_BORLAND:
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spec = "win32-borland";
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break;
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default:
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break;
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}
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return spec;
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}
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Compiler Environment::compilerFromQMakeSpec(const QString &qmakeSpec)
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{
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if (qmakeSpec == QLatin1String("win32-msvc2015"))
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return CC_MSVC2015;
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if (qmakeSpec == QLatin1String("win32-msvc2013"))
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return CC_MSVC2013;
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if (qmakeSpec == QLatin1String("win32-msvc2012"))
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return CC_MSVC2012;
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if (qmakeSpec == QLatin1String("win32-icc"))
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return CC_INTEL;
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if (qmakeSpec == QLatin1String("win32-g++"))
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return CC_MINGW;
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if (qmakeSpec == QLatin1String("win32-borland"))
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return CC_BORLAND;
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return CC_UNKNOWN;
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}
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QString Environment::gccVersion()
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{
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CompilerInfo *info = compilerInfo(CC_MINGW);
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int returnValue = 0;
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QString version = execute(QStringLiteral("%1 -dumpversion").arg(info->executable), &returnValue);
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if (returnValue != 0) {
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cout << "Could not get mingw version" << returnValue << qPrintable(version);
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version.resize(0);
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}
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return version;
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}
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/*!
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Returns the enum of the compiler which was detected on the system.
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The compilers are detected in the order as entered into the
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compiler_info list.
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If more than one compiler is found, CC_UNKNOWN is returned.
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*/
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Compiler Environment::detectCompiler()
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{
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#ifndef Q_OS_WIN32
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return CC_UNKNOWN; // Always generate CC_UNKNOWN on other platforms
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#else
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if(detectedCompiler != CC_UNKNOWN)
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return detectedCompiler;
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int installed = 0;
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// Check for compilers in registry first, to see which version is in PATH
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QString paths = qgetenv("PATH");
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QStringList pathlist = paths.toLower().split(";");
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for(int i = 0; compiler_info[i].compiler; ++i) {
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QString productPath = qt_readRegistryKey(HKEY_LOCAL_MACHINE, compiler_info[i].regKey,
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KEY_WOW64_32KEY).toLower();
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if (productPath.length()) {
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QStringList::iterator it;
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for(it = pathlist.begin(); it != pathlist.end(); ++it) {
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if((*it).contains(productPath)) {
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if (detectedCompiler != compiler_info[i].compiler) {
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++installed;
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detectedCompiler = compiler_info[i].compiler;
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}
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/* else {
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We detected the same compiler again, which happens when
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configure is build with the 64-bit compiler. Skip the
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duplicate so that we don't think it's installed twice.
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}
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*/
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break;
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}
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}
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}
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}
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// Now just go looking for the executables, and accept any executable as the lowest version
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if (!installed) {
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for(int i = 0; compiler_info[i].compiler; ++i) {
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QString executable = QString(compiler_info[i].executable).toLower();
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if (executable.length() && !QStandardPaths::findExecutable(executable).isEmpty()) {
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if (detectedCompiler != compiler_info[i].compiler) {
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++installed;
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detectedCompiler = compiler_info[i].compiler;
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}
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/* else {
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We detected the same compiler again, which happens when
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configure is build with the 64-bit compiler. Skip the
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duplicate so that we don't think it's installed twice.
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}
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*/
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break;
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}
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}
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}
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if (installed > 1) {
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cout << "Found more than one known compiler! Using \"" << compilerInfo(detectedCompiler)->compilerStr << "\"" << endl;
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detectedCompiler = CC_UNKNOWN;
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}
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return detectedCompiler;
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#endif
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};
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/*!
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Creates a commandling from \a program and it \a arguments,
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escaping characters that needs it.
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*/
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static QString qt_create_commandline(const QString &program, const QStringList &arguments)
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{
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QString programName = program;
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if (!programName.startsWith("\"") && !programName.endsWith("\"") && programName.contains(" "))
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programName = "\"" + programName + "\"";
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programName.replace("/", "\\");
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QString args;
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// add the prgram as the first arrg ... it works better
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args = programName + " ";
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for (int i=0; i<arguments.size(); ++i) {
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QString tmp = arguments.at(i);
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// in the case of \" already being in the string the \ must also be escaped
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tmp.replace( "\\\"", "\\\\\"" );
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// escape a single " because the arguments will be parsed
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tmp.replace( "\"", "\\\"" );
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if (tmp.isEmpty() || tmp.contains(' ') || tmp.contains('\t')) {
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// The argument must not end with a \ since this would be interpreted
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// as escaping the quote -- rather put the \ behind the quote: e.g.
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// rather use "foo"\ than "foo\"
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QString endQuote("\"");
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int i = tmp.length();
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while (i>0 && tmp.at(i-1) == '\\') {
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--i;
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endQuote += "\\";
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}
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args += QString(" \"") + tmp.left(i) + endQuote;
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} else {
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args += ' ' + tmp;
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}
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}
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return args;
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}
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/*!
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Creates a QByteArray of the \a environment.
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*/
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static QByteArray qt_create_environment(const QStringList &environment)
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{
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QByteArray envlist;
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if (environment.isEmpty())
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return envlist;
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int pos = 0;
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// add PATH if necessary (for DLL loading)
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QByteArray path = qgetenv("PATH");
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if (environment.filter(QRegExp("^PATH=",Qt::CaseInsensitive)).isEmpty() && !path.isNull()) {
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QString tmp = QString(QLatin1String("PATH=%1")).arg(QString::fromLocal8Bit(path));
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uint tmpSize = sizeof(wchar_t) * (tmp.length() + 1);
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envlist.resize(envlist.size() + tmpSize);
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memcpy(envlist.data() + pos, tmp.utf16(), tmpSize);
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pos += tmpSize;
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}
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// add the user environment
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foreach (const QString &tmp, environment) {
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uint tmpSize = sizeof(wchar_t) * (tmp.length() + 1);
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envlist.resize(envlist.size() + tmpSize);
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memcpy(envlist.data() + pos, tmp.utf16(), tmpSize);
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pos += tmpSize;
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}
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// add the 2 terminating 0 (actually 4, just to be on the safe side)
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envlist.resize(envlist.size() + 4);
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envlist[pos++] = 0;
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envlist[pos++] = 0;
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envlist[pos++] = 0;
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envlist[pos++] = 0;
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return envlist;
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}
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/*!
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Executes the command described in \a arguments, in the
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environment inherited from the parent process, with the
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\a additionalEnv settings applied.
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\a removeEnv removes the specified environment variables from
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the environment of the executed process.
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Returns the exit value of the process, or -1 if the command could
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not be executed.
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This function uses _(w)spawnvpe to spawn a process by searching
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through the PATH environment variable.
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*/
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int Environment::execute(QStringList arguments, const QStringList &additionalEnv, const QStringList &removeEnv)
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{
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#ifdef CONFIGURE_DEBUG_EXECUTE
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qDebug() << "About to Execute: " << arguments;
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qDebug() << " " << QDir::currentPath();
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qDebug() << " " << additionalEnv;
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qDebug() << " " << removeEnv;
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#endif
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// Create the full environment from the current environment and
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// the additionalEnv strings, then remove all variables defined
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// in removeEnv
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QMap<QString, QString> fullEnvMap;
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LPWSTR envStrings = GetEnvironmentStrings();
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if (envStrings) {
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int strLen = 0;
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for (LPWSTR envString = envStrings; *(envString); envString += strLen + 1) {
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strLen = int(wcslen(envString));
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QString str = QString((const QChar*)envString, strLen);
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if (!str.startsWith("=")) { // These are added by the system
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int sepIndex = str.indexOf('=');
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fullEnvMap.insert(str.left(sepIndex).toUpper(), str.mid(sepIndex +1));
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}
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}
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}
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FreeEnvironmentStrings(envStrings);
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// Add additionalEnv variables
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for (int i = 0; i < additionalEnv.count(); ++i) {
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const QString &str = additionalEnv.at(i);
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int sepIndex = str.indexOf('=');
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fullEnvMap.insert(str.left(sepIndex).toUpper(), str.mid(sepIndex +1));
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}
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// Remove removeEnv variables
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for (int j = 0; j < removeEnv.count(); ++j)
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fullEnvMap.remove(removeEnv.at(j).toUpper());
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// Add all variables to a QStringList
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QStringList fullEnv;
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QMapIterator<QString, QString> it(fullEnvMap);
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while (it.hasNext()) {
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it.next();
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fullEnv += QString(it.key() + "=" + it.value());
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}
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// ----------------------------
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QString program = arguments.takeAt(0);
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QString args = qt_create_commandline(program, arguments);
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QByteArray envlist = qt_create_environment(fullEnv);
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DWORD exitCode = DWORD(-1);
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PROCESS_INFORMATION procInfo;
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memset(&procInfo, 0, sizeof(procInfo));
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STARTUPINFO startInfo;
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memset(&startInfo, 0, sizeof(startInfo));
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startInfo.cb = sizeof(startInfo);
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bool couldExecute = CreateProcess(0, (wchar_t*)args.utf16(),
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0, 0, true, CREATE_UNICODE_ENVIRONMENT,
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envlist.isEmpty() ? 0 : envlist.data(),
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0, &startInfo, &procInfo);
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if (couldExecute) {
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WaitForSingleObject(procInfo.hProcess, INFINITE);
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GetExitCodeProcess(procInfo.hProcess, &exitCode);
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CloseHandle(procInfo.hThread);
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CloseHandle(procInfo.hProcess);
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}
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if (exitCode == DWORD(-1)) {
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switch(GetLastError()) {
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case E2BIG:
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cerr << "execute: Argument list exceeds 1024 bytes" << endl;
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foreach (const QString &arg, arguments)
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cerr << " (" << arg.toLocal8Bit().constData() << ")" << endl;
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break;
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case ENOENT:
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cerr << "execute: File or path is not found (" << program.toLocal8Bit().constData() << ")" << endl;
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break;
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case ENOEXEC:
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cerr << "execute: Specified file is not executable or has invalid executable-file format (" << program.toLocal8Bit().constData() << ")" << endl;
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break;
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case ENOMEM:
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cerr << "execute: Not enough memory is available to execute new process." << endl;
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break;
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default:
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cerr << "execute: Unknown error" << endl;
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foreach (const QString &arg, arguments)
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cerr << " (" << arg.toLocal8Bit().constData() << ")" << endl;
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break;
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}
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}
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return exitCode;
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}
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/*!
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Executes \a command with _popen() and returns the stdout of the command.
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Taken from qmake's system() command.
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*/
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QString Environment::execute(const QString &command, int *returnCode)
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{
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QString output;
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FILE *proc = _popen(command.toLatin1().constData(), "r");
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char buff[256];
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while (proc && !feof(proc)) {
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int read_in = int(fread(buff, 1, 255, proc));
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if (!read_in)
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break;
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buff[read_in] = '\0';
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output += buff;
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}
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if (proc) {
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int r = _pclose(proc);
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if (returnCode)
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*returnCode = r;
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}
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return output;
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}
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/*!
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Copies the \a srcDir contents into \a destDir.
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Returns true if copying was successful.
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*/
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bool Environment::cpdir(const QString &srcDir, const QString &destDir)
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{
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QString cleanSrcName = QDir::cleanPath(srcDir);
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QString cleanDstName = QDir::cleanPath(destDir);
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#ifdef CONFIGURE_DEBUG_CP_DIR
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qDebug() << "Attempt to cpdir " << cleanSrcName << "->" << cleanDstName;
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#endif
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if(!QFile::exists(cleanDstName) && !QDir().mkpath(cleanDstName)) {
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qDebug() << "cpdir: Failure to create " << cleanDstName;
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return false;
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}
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bool result = true;
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QDir dir = QDir(cleanSrcName);
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QFileInfoList allEntries = dir.entryInfoList(QDir::AllDirs | QDir::Files | QDir::NoDotAndDotDot);
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for (int i = 0; result && (i < allEntries.count()); ++i) {
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QFileInfo entry = allEntries.at(i);
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bool intermediate = true;
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if (entry.isDir()) {
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intermediate = cpdir(QString("%1/%2").arg(cleanSrcName).arg(entry.fileName()),
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QString("%1/%2").arg(cleanDstName).arg(entry.fileName()));
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} else {
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QString destFile = QString("%1/%2").arg(cleanDstName).arg(entry.fileName());
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#ifdef CONFIGURE_DEBUG_CP_DIR
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qDebug() << "About to cp (file)" << entry.absoluteFilePath() << "->" << destFile;
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#endif
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QFile::remove(destFile);
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intermediate = QFile::copy(entry.absoluteFilePath(), destFile);
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SetFileAttributes((wchar_t*)destFile.utf16(), FILE_ATTRIBUTE_NORMAL);
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}
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if (!intermediate) {
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qDebug() << "cpdir: Failure for " << entry.fileName() << entry.isDir();
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result = false;
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}
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}
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return result;
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}
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bool Environment::rmdir(const QString &name)
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{
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bool result = true;
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QString cleanName = QDir::cleanPath(name);
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QDir dir = QDir(cleanName);
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QFileInfoList allEntries = dir.entryInfoList(QDir::AllDirs | QDir::Files | QDir::NoDotAndDotDot);
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for (int i = 0; result && (i < allEntries.count()); ++i) {
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QFileInfo entry = allEntries.at(i);
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if (entry.isDir()) {
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result &= rmdir(entry.absoluteFilePath());
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} else {
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result &= QFile::remove(entry.absoluteFilePath());
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}
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}
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result &= dir.rmdir(cleanName);
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return result;
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}
|
|
|
|
static QStringList splitPathList(const QString &path)
|
|
{
|
|
#if defined(Q_OS_WIN)
|
|
QRegExp splitReg(QStringLiteral("[;,]"));
|
|
#else
|
|
QRegExp splitReg(QStringLiteral("[:]"));
|
|
#endif
|
|
QStringList result = path.split(splitReg, QString::SkipEmptyParts);
|
|
const QStringList::iterator end = result.end();
|
|
for (QStringList::iterator it = result.begin(); it != end; ++it) {
|
|
// Remove any leading or trailing ", this is commonly used in the environment
|
|
// variables
|
|
if (it->startsWith('"'))
|
|
it->remove(0, 1);
|
|
if (it->endsWith('"'))
|
|
it->chop(1);
|
|
*it = QDir::cleanPath(*it);
|
|
if (it->endsWith(QLatin1Char('/')))
|
|
it->chop(1);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
QString Environment::findFileInPaths(const QString &fileName, const QStringList &paths)
|
|
{
|
|
if (!paths.isEmpty()) {
|
|
QDir d;
|
|
const QChar separator = QDir::separator();
|
|
foreach (const QString &path, paths)
|
|
if (d.exists(path + separator + fileName))
|
|
return path;
|
|
}
|
|
return QString();
|
|
}
|
|
|
|
QStringList Environment::path()
|
|
{
|
|
return splitPathList(QString::fromLocal8Bit(qgetenv("PATH")));
|
|
}
|
|
|
|
static QStringList mingwPaths(const QString &mingwPath, const QString &pathName)
|
|
{
|
|
QStringList ret;
|
|
QDir mingwDir(mingwPath);
|
|
const QFileInfoList subdirs = mingwDir.entryInfoList(QDir::Dirs | QDir::NoDotAndDotDot);
|
|
for (int i = 0 ;i < subdirs.length(); ++i) {
|
|
const QFileInfo &fi = subdirs.at(i);
|
|
const QString name = fi.fileName();
|
|
if (name == pathName)
|
|
ret += fi.absoluteFilePath();
|
|
else if (name.contains(QLatin1String("mingw"))) {
|
|
ret += fi.absoluteFilePath() + QLatin1Char('/') + pathName;
|
|
}
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
// Return MinGW location from "c:\mingw\bin" -> "c:\mingw"
|
|
static inline QString detectMinGW()
|
|
{
|
|
const QString gcc = QStandardPaths::findExecutable(QLatin1String("g++.exe"));
|
|
return gcc.isEmpty() ?
|
|
gcc : QFileInfo(QFileInfo(gcc).absolutePath()).absolutePath();
|
|
}
|
|
|
|
// Detect Direct X SDK up tp June 2010. Included in Windows Kit 8.
|
|
QString Environment::detectDirectXSdk()
|
|
{
|
|
const QByteArray directXSdkEnv = qgetenv("DXSDK_DIR");
|
|
if (directXSdkEnv.isEmpty())
|
|
return QString();
|
|
QString directXSdk = QDir::cleanPath(QString::fromLocal8Bit(directXSdkEnv));
|
|
if (directXSdk.endsWith(QLatin1Char('/')))
|
|
directXSdk.truncate(directXSdk.size() - 1);
|
|
return directXSdk;
|
|
}
|
|
|
|
QStringList Environment::headerPaths(Compiler compiler)
|
|
{
|
|
QStringList headerPaths;
|
|
if (compiler == CC_MINGW) {
|
|
const QString mingwPath = detectMinGW();
|
|
headerPaths = mingwPaths(mingwPath, QLatin1String("include"));
|
|
// Additional compiler paths
|
|
const QFileInfoList mingwConfigs = QDir(mingwPath + QLatin1String("/lib/gcc")).entryInfoList(QDir::Dirs | QDir::NoDotAndDotDot);
|
|
for (int i = 0; i < mingwConfigs.length(); ++i) {
|
|
const QDir mingwLibDir = mingwConfigs.at(i).absoluteFilePath();
|
|
foreach (const QFileInfo &version, mingwLibDir.entryInfoList(QDir::Dirs | QDir::NoDotAndDotDot))
|
|
headerPaths += version.absoluteFilePath() + QLatin1String("/include");
|
|
}
|
|
} else {
|
|
headerPaths = splitPathList(QString::fromLocal8Bit(getenv("INCLUDE")));
|
|
}
|
|
|
|
// Add Direct X SDK for ANGLE
|
|
const QString directXSdk = detectDirectXSdk();
|
|
if (!directXSdk.isEmpty()) // Add Direct X SDK for ANGLE
|
|
headerPaths += directXSdk + QLatin1String("/include");
|
|
return headerPaths;
|
|
}
|
|
|
|
QStringList Environment::libraryPaths(Compiler compiler)
|
|
{
|
|
QStringList libraryPaths;
|
|
if (compiler == CC_MINGW) {
|
|
libraryPaths = mingwPaths(detectMinGW(), "lib");
|
|
} else {
|
|
libraryPaths = splitPathList(QString::fromLocal8Bit(qgetenv("LIB")));
|
|
}
|
|
|
|
// Add Direct X SDK for ANGLE
|
|
const QString directXSdk = detectDirectXSdk();
|
|
if (!directXSdk.isEmpty()) {
|
|
#ifdef Q_OS_WIN64
|
|
libraryPaths += directXSdk + QLatin1String("/lib/x64");
|
|
#else
|
|
libraryPaths += directXSdk + QLatin1String("/lib/x86");
|
|
#endif
|
|
}
|
|
return libraryPaths;
|
|
}
|
|
|
|
QT_END_NAMESPACE
|