Run child progs without LD_LIBRARY_PATH cont'd

This change helped running flatpak and chromium on Mint 22. Now, extend
it to the Open With functions.

Author: ddennedy

src/docks/filesdock.cpp

@@ -1038,7 +1038,7 @@ void FilesDock::addOpenWithMenu(QMenu *menu)
         auto action = subMenu->addAction(QFileInfo(program).baseName(), this, [=]() {
             const auto filePath = firstSelectedFilePath();
             LOG_DEBUG() << program << filePath;
-            QProcess::startDetached(program, {QDir::toNativeSeparators(filePath)});
+            Util::startDetached(program, {QDir::toNativeSeparators(filePath)});
         });
         action->setObjectName(program);
     }
@@ -1280,7 +1280,7 @@ void FilesDock::onOpenOtherAdd()
 
     const auto program = Util::getExecutable(&MAIN);
     if (!program.isEmpty()) {
-        if (QProcess::startDetached(program, {QDir::toNativeSeparators(filePath)})) {
+        if (Util::startDetached(program, {QDir::toNativeSeparators(filePath)})) {
             Settings.setFilesOpenOther(firstSelectedMediaType(), program);
         }
     }

src/util.cpp

@@ -42,6 +42,7 @@
 #include <QMediaDevices>
 #include <QMessageBox>
 #include <QProcess>
+#include <QProcessEnvironment>
 #include <QRegularExpression>
 #include <QStandardPaths>
 #include <QStorageInfo>
@@ -1164,3 +1165,16 @@ bool Util::isChromiumAvailable()
     QFileInfo fileInfo(Settings.chromiumPath());
     return fileInfo.exists() && fileInfo.isExecutable();
 }
+
+bool Util::startDetached(const QString &program, const QStringList &arguments)
+{
+    QProcess process;
+
+#if defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
+    auto env = QProcessEnvironment::systemEnvironment();
+    env.remove("LD_LIBRARY_PATH");
+    process.setProcessEnvironment(env);
+#endif
+
+    return process.startDetached(program, arguments);
+}

src/util.h

@@ -105,6 +105,7 @@ class Util
                                           QObject *receiver,
                                           std::function<void(bool)> callback);
     static bool isChromiumAvailable();
+    static bool startDetached(const QString &program, const QStringList &arguments);
 };
 
 #endif // UTIL_H

src/widgets/avformatproducerwidget.cpp

@@ -1630,7 +1630,7 @@ void AvformatProducerWidget::on_openWithButton_clicked()
     for (const auto &program : programs) {
         auto action = menu.addAction(QFileInfo(program).baseName(), this, [=]() {
             LOG_DEBUG() << program << filePath;
-            if (QProcess::startDetached(program, {QDir::toNativeSeparators(filePath)})) {
+            if (Util::startDetached(program, {QDir::toNativeSeparators(filePath)})) {
                 m_watcher.reset(new QFileSystemWatcher({filePath}));
                 connect(m_watcher.get(),
                         &QFileSystemWatcher::fileChanged,
@@ -1664,7 +1664,7 @@ void AvformatProducerWidget::onOpenOtherAdd()
     const auto program = Util::getExecutable(&MAIN);
     if (!program.isEmpty()) {
         LOG_DEBUG() << program << filePath;
-        if (QProcess::startDetached(program, {QDir::toNativeSeparators(filePath)})) {
+        if (Util::startDetached(program, {QDir::toNativeSeparators(filePath)})) {
             Settings.setFilesOpenOther(mediaType(), program);
             m_watcher.reset(new QFileSystemWatcher({filePath}));
             connect(m_watcher.get(),

src/widgets/imageproducerwidget.cpp

@@ -530,7 +530,7 @@ void ImageProducerWidget::on_openWithButton_clicked()
     for (const auto &program : programs) {
         auto action = menu.addAction(QFileInfo(program).baseName(), this, [=]() {
             LOG_DEBUG() << program << filePath;
-            if (QProcess::startDetached(program, {QDir::toNativeSeparators(filePath)})) {
+            if (Util::startDetached(program, {QDir::toNativeSeparators(filePath)})) {
                 m_watcher.reset(new QFileSystemWatcher({filePath}));
                 connect(m_watcher.get(),
                         &QFileSystemWatcher::fileChanged,
@@ -564,7 +564,7 @@ void ImageProducerWidget::onOpenOtherAdd()
     const auto program = Util::getExecutable(&MAIN);
     if (!program.isEmpty()) {
         LOG_DEBUG() << program << filePath;
-        if (QProcess::startDetached(program, {QDir::toNativeSeparators(filePath)})) {
+        if (Util::startDetached(program, {QDir::toNativeSeparators(filePath)})) {
             Settings.setFilesOpenOther(kImageMediaType, program);
             m_watcher.reset(new QFileSystemWatcher({filePath}));
             connect(m_watcher.get(),