GUI: Configuration of python path for the addons

gui/checkthread.cpp

@@ -267,12 +267,32 @@ void CheckThread::runAddons(const QString &addonPath, const ImportProject::FileS
                 mCppcheck.settings().buildDir = buildDir;
             }
 
-            QString cmd = "python " + a + ' ' + dumpFile;
+            const QString python = mPythonPath.isEmpty() ? QString("python") : mPythonPath;
-            qDebug() << cmd;
+            QStringList args;
+            args << a << dumpFile;
+            qDebug() << python << args;
+
             QProcess process;
-            process.start(cmd);
+            if (!mPythonPath.isEmpty()) {
+                QStringList env(QProcess::systemEnvironment());
+                for (int i = 0; i < env.size(); ++i) {
+                    if (env[i].startsWith("PYTHONHOME=")) {
+                        env.removeAt(i);
+                        process.setEnvironment(env);
+                        break;
+                    }
+                }
+            }
+            process.start(python, args);
             process.waitForFinished();
-            parseAddonErrors(process.readAllStandardError(), addon);
+            const QString errout(process.readAllStandardError());
+            QFile f(dumpFile + '-' + addon + "-results");
+            if (f.open(QIODevice::WriteOnly | QIODevice::Text)) {
+                QTextStream out(&f);
+                out << errout;
+                f.close();
+            }
+            parseAddonErrors(errout, addon);
         }
     }
 }
@@ -289,6 +309,8 @@ QString CheckThread::getAddonPath() const
         return mDataDir;
     else if (QDir(mDataDir + "/addons").exists())
         return mDataDir + "/addons";
+    else if (QDir(mDataDir + "/../addons").exists())
+        return mDataDir + "/../addons";
     else if (mDataDir.endsWith("/cfg")) {
         if (QDir(mDataDir.mid(0,mDataDir.size()-3) + "addons").exists())
             return mDataDir.mid(0,mDataDir.size()-3) + "addons";

gui/checkthread.h

@@ -56,6 +56,10 @@ public:
         mAddons = addons;
     }
 
+    void setPythonPath(const QString &p) {
+        mPythonPath = p;
+    }
+
     void setDataDir(const QString &dataDir) {
         mDataDir = dataDir;
     }
@@ -128,6 +132,7 @@ private:
     QStringList mFiles;
     bool mAnalyseWholeProgram;
     QStringList mAddons;
+    QString mPythonPath;
     QString mDataDir;
     QString mClangPath;
     QStringList mClangIncludePaths;

gui/common.h

@@ -80,6 +80,7 @@
 #define SETTINGS_APPLICATION_DEFAULT    "Default Application"
 #define SETTINGS_LANGUAGE               "Application language"
 #define SETTINGS_GLOBAL_INCLUDE_PATHS   "Global include paths"
+#define SETTINGS_PYTHON_PATH            "Python path"
 #define SETTINGS_CLANG_PATH             "Clang path"
 #define SETTINGS_VS_INCLUDE_PATHS       "VS include paths"
 #define SETTINGS_INLINE_SUPPRESSIONS    "Inline suppressions"

gui/mainwindow.cpp

@@ -444,6 +444,7 @@ void MainWindow::doAnalyzeProject(ImportProject p)
     //mThread->SetanalyzeProject(true);
     if (mProjectFile) {
         mThread->setAddons(mProjectFile->getAddons());
+        mThread->setPythonPath(mSettings->value(SETTINGS_PYTHON_PATH).toString());
         QString clangHeaders = mSettings->value(SETTINGS_VS_INCLUDE_PATHS).toString();
         mThread->setClangIncludePaths(clangHeaders.split(";"));
 #ifdef Q_OS_WIN

gui/settings.ui

@@ -66,7 +66,7 @@
             </size>
            </property>
            <property name="inputMask">
-            <string notr="true">009; </string>
+            <string notr="true">009</string>
            </property>
            <property name="text">
             <string notr="true"/>
@@ -282,6 +282,45 @@
        </item>
       </layout>
      </widget>
+     <widget class="QWidget" name="tab_5">
+      <attribute name="title">
+       <string>Addons</string>
+      </attribute>
+      <layout class="QVBoxLayout" name="verticalLayout_6">
+       <item>
+        <widget class="QGroupBox" name="groupBox_3">
+         <property name="title">
+          <string>Python binary (leave this empty to use python in the PATH)</string>
+         </property>
+         <layout class="QHBoxLayout" name="horizontalLayout">
+          <item>
+           <widget class="QLineEdit" name="mEditPythonPath"/>
+          </item>
+          <item>
+           <widget class="QPushButton" name="mBtnBrowsePythonPath">
+            <property name="text">
+             <string>...</string>
+            </property>
+           </widget>
+          </item>
+         </layout>
+        </widget>
+       </item>
+       <item>
+        <spacer name="verticalSpacer_3">
+         <property name="orientation">
+          <enum>Qt::Vertical</enum>
+         </property>
+         <property name="sizeHint" stdset="0">
+          <size>
+           <width>20</width>
+           <height>168</height>
+          </size>
+         </property>
+        </spacer>
+       </item>
+      </layout>
+     </widget>
      <widget class="QWidget" name="mTabClang">
       <attribute name="title">
        <string>Clang</string>

gui/settingsdialog.cpp

@@ -53,6 +53,7 @@ SettingsDialog::SettingsDialog(ApplicationList *list,
     mUI.mEnableInconclusive->setCheckState(boolToCheckState(settings.value(SETTINGS_INCONCLUSIVE_ERRORS, false).toBool()));
     mUI.mShowStatistics->setCheckState(boolToCheckState(settings.value(SETTINGS_SHOW_STATISTICS, false).toBool()));
     mUI.mShowErrorId->setCheckState(boolToCheckState(settings.value(SETTINGS_SHOW_ERROR_ID, false).toBool()));
+    mUI.mEditPythonPath->setText(settings.value(SETTINGS_PYTHON_PATH, QString()).toString());
 
 #ifdef Q_OS_WIN
     //mUI.mTabClang->setVisible(true);
@@ -75,6 +76,8 @@ SettingsDialog::SettingsDialog(ApplicationList *list,
     connect(mUI.mListWidget, SIGNAL(itemDoubleClicked(QListWidgetItem *)),
             this, SLOT(editApplication()));
 
+    connect(mUI.mBtnBrowsePythonPath, &QPushButton::clicked, this, &SettingsDialog::browsePythonPath);
+
     mUI.mListWidget->setSortingEnabled(false);
     populateApplicationList();
 
@@ -157,6 +160,7 @@ void SettingsDialog::saveSettingValues() const
     saveCheckboxValue(&settings, mUI.mEnableInconclusive, SETTINGS_INCONCLUSIVE_ERRORS);
     saveCheckboxValue(&settings, mUI.mShowStatistics, SETTINGS_SHOW_STATISTICS);
     saveCheckboxValue(&settings, mUI.mShowErrorId, SETTINGS_SHOW_ERROR_ID);
+    settings.setValue(SETTINGS_PYTHON_PATH, mUI.mEditPythonPath->text());
 
 #ifdef Q_OS_WIN
     settings.setValue(SETTINGS_CLANG_PATH, mUI.mEditClangPath->text());
@@ -295,6 +299,13 @@ bool SettingsDialog::showInconclusive() const
     return checkStateToBool(mUI.mEnableInconclusive->checkState());
 }
 
+void SettingsDialog::browsePythonPath()
+{
+    QString fileName = QFileDialog::getOpenFileName(this, tr("Select python binary"), QDir::rootPath());
+    if (fileName.contains("python", Qt::CaseInsensitive))
+        mUI.mEditPythonPath->setText(fileName);
+}
+
 void SettingsDialog::browseClangPath()
 {
     QString selectedDir = QFileDialog::getExistingDirectory(this,

gui/settingsdialog.h

@@ -124,6 +124,9 @@ protected slots:
     */
     void defaultApplication();
 
+    /** @brief Slot for browsing for the python binary */
+    void browsePythonPath();
+
     /** @brief Slot for browsing for the clang binary */
     void browseClangPath();
 protected:

gui/threadhandler.cpp

@@ -94,6 +94,7 @@ void ThreadHandler::check(const Settings &settings)
 
     for (int i = 0; i < mRunningThreadCount; i++) {
         mThreads[i]->setAddons(mAddons);
+        mThreads[i]->setPythonPath(mPythonPath);
         mThreads[i]->setSuppressions(mSuppressions);
         mThreads[i]->setClangPath(mClangPath);
         mThreads[i]->setClangIncludePaths(mClangIncludePaths);

gui/threadhandler.h

@@ -79,6 +79,10 @@ public:
         mSuppressions = s;
     }
 
+    void setPythonPath(const QString &p) {
+        mPythonPath = p;
+    }
+
     void setClangPath(const QString &p) {
         mClangPath = p;
     }
@@ -255,6 +259,7 @@ protected:
 
     QStringList mAddons;
     QStringList mSuppressions;
+    QString mPythonPath;
     QString mClangPath;
     QStringList mClangIncludePaths;