Merge remote-tracking branch 'origin/2.6'

Conflicts:
	src/plugins/cpptools/cppcompletion_test.cpp
	src/plugins/projectexplorer/kitmanagerconfigwidget.cpp
	src/plugins/qmlprojectmanager/qmlprojectapplicationwizard.cpp
	src/plugins/qtsupport/baseqtversion.cpp
	tests/auto/cplusplus/findusages/tst_findusages.cpp

Change-Id: Idd2abc09753a71a6c252bfa9914274459b2c7e63

4 files changed, 232 insertions, 0 deletions

diff --git a/src/tools/cplusplus-tools-utils/cplusplus-tools-utils.cpp b/src/tools/cplusplus-tools-utils/cplusplus-tools-utils.cpp
new file mode 100644
index 0000000000..5ad4ce0906
--- /dev/null
+++ b/src/tools/cplusplus-tools-utils/cplusplus-tools-utils.cpp
@@ -0,0 +1,140 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+
+#include "cplusplus-tools-utils.h"
+#include "environment.h"
+
+#include <QDebug>
+#include <QDir>
+#include <QFile>
+#include <QProcess>
+
+namespace CplusplusToolsUtils {
+
+QString portableExecutableName(const QString &executable)
+{
+#if defined(Q_OS_WIN)
+    return executable + QLatin1String(".exe");
+#else
+    return executable;
+#endif
+}
+
+void executeCommand(const QString &command, const QStringList &arguments, const QString &outputFile,
+                    bool verbose)
+{
+    QTextStream out(stderr);
+    if (command.isEmpty()) {
+        out << "Error: " << Q_FUNC_INFO << "Got empty command to execute." << endl;
+        exit(EXIT_FAILURE);
+    }
+
+    const QString fullCommand = command + QLatin1Char(' ') + arguments.join(QLatin1String(" "));
+    if (verbose)
+        out << "Executing: " << fullCommand << endl;
+
+    QProcess process;
+    if (!outputFile.isEmpty())
+        process.setStandardOutputFile(outputFile, QIODevice::Truncate);
+    process.start(command, arguments);
+    if (!process.waitForStarted()) {
+        out << QString("Error: Process \"%1\" did not start within timeout: %2.")
+                .arg(fullCommand, process.errorString())
+            << endl;
+        exit(EXIT_FAILURE);
+    }
+    if (!process.waitForFinished()) {
+        if (!verbose)
+            out << process.readAll() << endl;
+        out << QString("Error: Process \"%1\" did not finish within timeout.").arg(fullCommand)
+            << endl;
+        exit(EXIT_FAILURE);
+    }
+    const int exitCode = process.exitCode();
+    if (exitCode != 0) {
+        out << process.readAllStandardError() << endl;
+        out << QString("Error: Process \"%1\" finished with non zero exit value %2")
+            .arg(fullCommand, exitCode) << endl;
+        exit(EXIT_FAILURE);
+    }
+}
+
+SystemPreprocessor::SystemPreprocessor(bool verbose)
+    : m_verbose(verbose)
+{
+    m_knownCompilers[portableExecutableName("gcc")]
+        = QLatin1String("-DCPLUSPLUS_WITHOUT_QT -U__BLOCKS__ -xc++ -E -include");
+    m_knownCompilers[portableExecutableName("cl")]
+        = QLatin1String("/DCPLUSPLUS_WITHOUT_QT /U__BLOCKS__ /TP /E /I . /FI");
+
+    QMapIterator<QString, QString> i(m_knownCompilers);
+    while (i.hasNext()) {
+        i.next();
+        const QString executablePath
+            = Utils::Environment::systemEnvironment().searchInPath(i.key());
+        if (!executablePath.isEmpty()) {
+            m_compiler = i.key();
+            m_compilerArguments = i.value().split(QLatin1String(" "), QString::SkipEmptyParts);
+            m_compilerArguments
+                << QDir::toNativeSeparators(QLatin1String(PATH_PREPROCESSOR_CONFIG));
+            break;
+        }
+    }
+}
+
+void SystemPreprocessor::check() const
+{
+    QTextStream out(stderr);
+    if (!QFile::exists(PATH_PREPROCESSOR_CONFIG)) {
+        out << QString("Error: File \"%1\" does not exist.").arg(PATH_PREPROCESSOR_CONFIG) << endl;
+        exit(EXIT_FAILURE);
+    }
+    if (m_compiler.isEmpty()) {
+        const QString triedCompilers
+            = QStringList(m_knownCompilers.keys()).join(QLatin1String(", "));
+        out << QString("Error: No compiler found. Tried %1.").arg(triedCompilers) << endl;
+        exit(EXIT_FAILURE);
+    }
+}
+
+void SystemPreprocessor::preprocessFile(const QString &inputFile, const QString &outputFile) const
+{
+    check();
+    if (!QFile::exists(inputFile)) {
+        QTextStream out(stderr);
+        out << QString("Error: File \"%1\" does not exist.").arg(inputFile) << endl;
+        exit(EXIT_FAILURE);
+    }
+    const QStringList arguments = QStringList(m_compilerArguments)
+            << QDir::toNativeSeparators(inputFile);
+    executeCommand(m_compiler, arguments, outputFile, m_verbose);
+}
+
+} // namespace
diff --git a/src/tools/cplusplus-tools-utils/cplusplus-tools-utils.h b/src/tools/cplusplus-tools-utils/cplusplus-tools-utils.h
new file mode 100644
index 0000000000..bbc0c4834b
--- /dev/null
+++ b/src/tools/cplusplus-tools-utils/cplusplus-tools-utils.h
@@ -0,0 +1,62 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+****************************************************************************/
+
+
+#ifndef CPLUSPLUSTOOLSUTILS_H
+#define CPLUSPLUSTOOLSUTILS_H
+
+#include <QString>
+#include <QStringList>
+#include <QMap>
+
+namespace CplusplusToolsUtils {
+
+QString portableExecutableName(const QString &executable);
+void executeCommand(const QString &command, const QStringList &arguments, const QString &outputFile,
+                    bool verbose = false);
+
+// Preprocess a file by calling an external compiler in preprocessor mode (-E, /E).
+class SystemPreprocessor
+{
+public:
+    SystemPreprocessor(bool verbose = false);
+    void preprocessFile(const QString &inputFile, const QString &outputFile) const;
+
+private:
+    void check() const;
+
+    QMap<QString, QString> m_knownCompilers;
+    QString m_compiler; // Compiler that will be called in preprocessor mode
+    QStringList m_compilerArguments;
+    bool m_verbose;
+};
+
+} // namespace
+
+#endif // CPLUSPLUSTOOLSUTILS_H
diff --git a/src/tools/cplusplus-tools-utils/cplusplus-tools-utils.pri b/src/tools/cplusplus-tools-utils/cplusplus-tools-utils.pri
new file mode 100644
index 0000000000..99002ad0d0
--- /dev/null
+++ b/src/tools/cplusplus-tools-utils/cplusplus-tools-utils.pri
@@ -0,0 +1,13 @@
+DEPENDPATH += $$PWD
+INCLUDEPATH += $$PWD $$PWD/../../libs/utils
+
+DEFINES += PATH_PREPROCESSOR_CONFIG=\\\"$$PWD/pp-configuration.inc\\\"
+DEFINES += QTCREATOR_UTILS_STATIC_LIB
+
+HEADERS += \
+    $$PWD/cplusplus-tools-utils.h \
+    $$PWD/../../libs/utils/environment.h
+
+SOURCES += \
+    $$PWD/cplusplus-tools-utils.cpp \
+    $$PWD/../../libs/utils/environment.cpp
diff --git a/src/tools/cplusplus-tools-utils/pp-configuration.inc b/src/tools/cplusplus-tools-utils/pp-configuration.inc
new file mode 100644
index 0000000000..5d6b0678c9
--- /dev/null
+++ b/src/tools/cplusplus-tools-utils/pp-configuration.inc
@@ -0,0 +1,17 @@
+#define __extension__
+#define __context__
+#define __range__
+#if !defined(_WIN32) && !defined(_WIN64)
+# define __asm(a...)
+# define __asm__(a...)
+# define __stdcall
+# define __fastcall
+#endif
+#define   restrict
+#define __restrict
+#define __restrict__
+// #define __weak
+#define __builtin_va_arg(a,b) ((b)0)
+#define __imag__
+#define __real__
+#define __complex__