bare-metal: Improve the IAR toolchain auto detection

Now the IAR compiler path also extracts from the Windows
registry in addition to the path feature.

Change-Id: I77d2cc13924afac751445df98ea60f1f62f9d892
Reviewed-by: Christian Kandeler <christian.kandeler@qt.io>

5 files changed, 270 insertions, 64 deletions

diff --git a/src/app/qbs-setup-toolchains/iarewprobe.cpp b/src/app/qbs-setup-toolchains/iarewprobe.cpp
new file mode 100644
index 000000000..fe3cf4082
--- /dev/null
+++ b/src/app/qbs-setup-toolchains/iarewprobe.cpp
@@ -0,0 +1,200 @@
+/****************************************************************************
+**
+** Copyright (C) 2019 Denis Shienkov <denis.shienkov@gmail.com>
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qbs.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/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 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "probe.h"
+#include "iarewprobe.h"
+
+#include "../shared/logging/consolelogger.h"
+
+#include <logging/translator.h>
+
+#include <tools/hostosinfo.h>
+#include <tools/profile.h>
+
+#include <QtCore/qfileinfo.h>
+#include <QtCore/qlist.h>
+#include <QtCore/qsettings.h>
+
+using namespace qbs;
+using Internal::Tr;
+using Internal::HostOsInfo;
+
+namespace {
+
+static QStringList knownIarCompilerNames()
+{
+    return {QStringLiteral("icc8051"), QStringLiteral("iccarm"), QStringLiteral("iccavr")};
+}
+
+static QString guessIarArchitecture(const QFileInfo &compiler)
+{
+    const auto baseName = compiler.baseName();
+    if (baseName == QLatin1String("icc8051"))
+        return QStringLiteral("mcs51");
+    if (baseName == QLatin1String("iccarm"))
+        return QStringLiteral("arm");
+    if (baseName == QLatin1String("iccavr"))
+        return QStringLiteral("avr");
+    return {};
+}
+
+static Profile createIarProfileHelper(const QFileInfo &compiler, Settings *settings,
+                                      QString profileName = QString())
+{
+    const QString architecture = guessIarArchitecture(compiler);
+
+    // In case the profile is auto-detected.
+    if (profileName.isEmpty())
+        profileName = QLatin1String("iar-") + architecture;
+
+    Profile profile(profileName, settings);
+    profile.setValue(QLatin1String("cpp.toolchainInstallPath"), compiler.absolutePath());
+    profile.setValue(QLatin1String("qbs.toolchainType"), QLatin1String("iar"));
+    if (!architecture.isEmpty())
+        profile.setValue(QLatin1String("qbs.architecture"), architecture);
+
+    qbsInfo() << Tr::tr("Profile '%1' created for '%2'.").arg(
+                     profile.name(), compiler.absoluteFilePath());
+    return profile;
+}
+
+static std::vector<IarInstallInfo> installedIarsFromPath()
+{
+    std::vector<IarInstallInfo> infos;
+    const auto compilerNames = knownIarCompilerNames();
+    for (const QString &compilerName : compilerNames) {
+        const QFileInfo iarPath(
+                    findExecutable(
+                        HostOsInfo::appendExecutableSuffix(compilerName)));
+        if (!iarPath.exists())
+            continue;
+        infos.push_back({iarPath.absoluteFilePath(), {}});
+    }
+    return infos;
+}
+
+static std::vector<IarInstallInfo> installedIarsFromRegistry()
+{
+    std::vector<IarInstallInfo> infos;
+
+    if (HostOsInfo::isWindowsHost()) {
+
+#ifdef Q_OS_WIN64
+        static const char kRegistryNode[] = "HKEY_LOCAL_MACHINE\\SOFTWARE\\WOW6432Node\\IAR Systems\\Embedded Workbench";
+#else
+        static const char kRegistryNode[] = "HKEY_LOCAL_MACHINE\\SOFTWARE\\IAR Systems\\Embedded Workbench";
+#endif
+
+        // Dictionary for know toolchains.
+        static const struct Entry {
+            QString registryKey;
+            QString subExePath;
+        } knowToolchains[] = {
+            {QStringLiteral("EWARM"), QStringLiteral("\\arm\\bin\\iccarm.exe")},
+            {QStringLiteral("EWAVR"), QStringLiteral("\\avr\\bin\\iccavr.exe")},
+            {QStringLiteral("EW8051"), QStringLiteral("\\8051\\bin\\icc8051.exe")},
+        };
+
+        QSettings registry(QLatin1String(kRegistryNode), QSettings::NativeFormat);
+        const auto oneLevelGroups = registry.childGroups();
+        for (const QString &oneLevelKey : oneLevelGroups) {
+            registry.beginGroup(oneLevelKey);
+            const auto twoLevelGroups = registry.childGroups();
+            for (const Entry &entry : knowToolchains) {
+                if (twoLevelGroups.contains(entry.registryKey)) {
+                    registry.beginGroup(entry.registryKey);
+                    const auto threeLevelGroups = registry.childGroups();
+                    for (const QString &threeLevelKey : threeLevelGroups) {
+                        registry.beginGroup(threeLevelKey);
+                        const QString rootPath = registry.value(
+                                    QStringLiteral("InstallPath")).toString();
+                        if (!rootPath.isEmpty()) {
+                            // Build full compiler path.
+                            const QFileInfo iarPath(rootPath + entry.subExePath);
+                            if (iarPath.exists()) {
+                                // Note: threeLevelKey is a guessed toolchain version.
+                                const QString version = threeLevelKey;
+                                infos.push_back({iarPath.absoluteFilePath(), version});
+                            }
+                        }
+                        registry.endGroup();
+                    }
+                    registry.endGroup();
+                }
+            }
+            registry.endGroup();
+        }
+
+    }
+
+    return infos;
+}
+
+} // end of anonymous namespace
+
+bool isIarCompiler(const QString &compilerName)
+{
+    return Internal::any_of(knownIarCompilerNames(), [compilerName](
+                            const QString &knownName) {
+        return compilerName.contains(knownName);
+    });
+}
+
+void createIarProfile(const QFileInfo &compiler, Settings *settings,
+                      QString profileName)
+{
+    createIarProfileHelper(compiler, settings, profileName);
+}
+
+void iarProbe(Settings *settings, QList<Profile> &profiles)
+{
+    qbsInfo() << Tr::tr("Trying to detect IAR toolchains...");
+
+    std::vector<IarInstallInfo> allInfos = installedIarsFromRegistry();
+    const std::vector<IarInstallInfo> pathInfos = installedIarsFromPath();
+    allInfos.insert(std::end(allInfos), std::begin(pathInfos), std::end(pathInfos));
+
+    for (const IarInstallInfo &info : allInfos) {
+        const auto profile = createIarProfileHelper(info.compilerPath, settings);
+        profiles.push_back(profile);
+    }
+
+    if (allInfos.empty())
+        qbsInfo() << Tr::tr("No IAR toolchains found.");
+}
diff --git a/src/app/qbs-setup-toolchains/iarewprobe.h b/src/app/qbs-setup-toolchains/iarewprobe.h
new file mode 100644
index 000000000..b549eddb8
--- /dev/null
+++ b/src/app/qbs-setup-toolchains/iarewprobe.h
@@ -0,0 +1,65 @@
+/****************************************************************************
+**
+** Copyright (C) 2019 Denis Shienkov <denis.shienkov@gmail.com>
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qbs.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/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 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef IAREWPROBE_H
+#define IAREWPROBE_H
+
+#include <QtCore/qlist.h>
+
+class QFileInfo;
+
+namespace qbs {
+class Profile;
+class Settings;
+}
+
+struct IarInstallInfo
+{
+    QString compilerPath;
+    QString version;
+};
+
+bool isIarCompiler(const QString &compilerName);
+
+void createIarProfile(const QFileInfo &compiler, qbs::Settings *settings,
+                      QString profileName);
+
+void iarProbe(qbs::Settings *settings, QList<qbs::Profile> &profiles);
+
+#endif // IAREWPROBE_H
diff --git a/src/app/qbs-setup-toolchains/probe.cpp b/src/app/qbs-setup-toolchains/probe.cpp
index df617da23..625eeddd9 100644
--- a/src/app/qbs-setup-toolchains/probe.cpp
+++ b/src/app/qbs-setup-toolchains/probe.cpp
@@ -39,6 +39,7 @@
 #include "probe.h"
 
 #include "clangclprobe.h"
+#include "iarewprobe.h"
 #include "msvcprobe.h"
 #include "sdccprobe.h"
 #include "xcodeprobe.h"
@@ -109,18 +110,6 @@ static QStringList validMinGWMachines()
             QStringLiteral("i586-mingw32msvc"), QStringLiteral("amd64-mingw32msvc")};
 }
 
-static QStringList knownIarCompilerNames()
-{
-    return {QStringLiteral("icc8051"), QStringLiteral("iccarm"), QStringLiteral("iccavr")};
-}
-
-static bool isIarCompiler(const QString &compilerName)
-{
-    return Internal::any_of(knownIarCompilerNames(), [compilerName](const QString &knownName) {
-        return compilerName.contains(knownName);
-    });
-}
-
 static QStringList knownKeilCompilerNames()
 {
     return {QStringLiteral("c51"), QStringLiteral("armcc")};
@@ -270,39 +259,6 @@ static Profile createGccProfile(const QString &compilerFilePath, Settings *setti
     return profile;
 }
 
-static QString guessIarArchitecture(const QFileInfo &compiler)
-{
-    const auto baseName = compiler.baseName();
-    if (baseName == QLatin1String("icc8051"))
-        return QStringLiteral("mcs51");
-    if (baseName == QLatin1String("iccarm"))
-        return QStringLiteral("arm");
-    if (baseName == QLatin1String("iccavr"))
-        return QStringLiteral("avr");
-    return {};
-}
-
-static Profile createIarProfile(const QFileInfo &compiler, Settings *settings,
-                                QString profileName = QString())
-{
-    const QString architecture = guessIarArchitecture(compiler);
-
-    // In case the profile is auto-detected.
-    if (profileName.isEmpty())
-        profileName = QLatin1String("iar-") + architecture;
-
-    Profile profile(profileName, settings);
-    profile.setValue(QLatin1String("cpp.toolchainInstallPath"), compiler.absolutePath());
-    profile.setValue(QLatin1String("qbs.toolchainType"), QLatin1String("iar"));
-    if (!architecture.isEmpty())
-        profile.setValue(QLatin1String("qbs.architecture"), architecture);
-
-    qStdout << Tr::tr("Profile '%1' created for '%2'.").arg(
-                   profile.name(), compiler.absoluteFilePath())
-            << endl;
-    return profile;
-}
-
 static QString guessKeilArchitecture(const QFileInfo &compiler)
 {
     const auto baseName = compiler.baseName();
@@ -372,25 +328,6 @@ static void mingwProbe(Settings *settings, QList<Profile> &profiles)
     }
 }
 
-static void iarProbe(Settings *settings, QList<Profile> &profiles)
-{
-    qStdout << Tr::tr("Trying to detect IAR toolchains...") << endl;
-
-    bool isFound = false;
-    const auto compilerNames = knownIarCompilerNames();
-    for (const QString &compilerName : compilerNames) {
-        const QString iarPath = findExecutable(HostOsInfo::appendExecutableSuffix(compilerName));
-        if (!iarPath.isEmpty()) {
-            const auto profile = createIarProfile(iarPath, settings);
-            profiles.push_back(profile);
-            isFound = true;
-        }
-    }
-
-    if (!isFound)
-        qStdout << Tr::tr("No IAR toolchains found.") << endl;
-}
-
 static void keilProbe(Settings *settings, QList<Profile> &profiles)
 {
     qStdout << Tr::tr("Trying to detect KEIL toolchains...") << endl;
diff --git a/src/app/qbs-setup-toolchains/qbs-setup-toolchains.pro b/src/app/qbs-setup-toolchains/qbs-setup-toolchains.pro
index 8cb1f2d70..a341f6469 100644
--- a/src/app/qbs-setup-toolchains/qbs-setup-toolchains.pro
+++ b/src/app/qbs-setup-toolchains/qbs-setup-toolchains.pro
@@ -5,6 +5,7 @@ TARGET = qbs-setup-toolchains
 HEADERS += \
     clangclprobe.h \
     commandlineparser.h \
+    iarewprobe.h \
     msvcprobe.h \
     probe.h \
     sdccprobe.h \
@@ -13,6 +14,7 @@ HEADERS += \
 SOURCES += \
     clangclprobe.cpp \
     commandlineparser.cpp \
+    iarewprobe.cpp \
     main.cpp \
     msvcprobe.cpp \
     probe.cpp \
diff --git a/src/app/qbs-setup-toolchains/qbs-setup-toolchains.qbs b/src/app/qbs-setup-toolchains/qbs-setup-toolchains.qbs
index 6c772e8f6..49e4c87e9 100644
--- a/src/app/qbs-setup-toolchains/qbs-setup-toolchains.qbs
+++ b/src/app/qbs-setup-toolchains/qbs-setup-toolchains.qbs
@@ -8,6 +8,8 @@ QbsApp {
         "clangclprobe.h",
         "commandlineparser.cpp",
         "commandlineparser.h",
+        "iarewprobe.cpp",
+        "iarewprobe.h",
         "main.cpp",
         "msvcprobe.cpp",
         "msvcprobe.h",