nixpkgs/pkgs/desktops/deepin/dde-polkit-agent/dde-polkit-agent.plugins-dir.patch

From 4f457d38e9e75bc97ee7dba633bf0cdd61b8cd5b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Romildo=20Malaquias?= <malaquias@gmail.com>
Date: Fri, 19 Apr 2019 22:01:16 -0300
Subject: [PATCH] Use an environment variable to find plugins

---
 pluginmanager.cpp | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/pluginmanager.cpp b/pluginmanager.cpp
index 0c03237..79bdf86 100644
--- a/pluginmanager.cpp
+++ b/pluginmanager.cpp
@@ -34,13 +34,19 @@ QList<QButtonGroup*> PluginManager::reduceGetOptions(const QString &actionID)
 void PluginManager::load()
 {
 
-    QDir dir("/usr/lib/polkit-1-dde/plugins/");
-    QFileInfoList pluginFiles = dir.entryInfoList((QStringList("*.so")));
+    QStringList pluginsDirs = QProcessEnvironment::systemEnvironment().value("DDE_POLKIT_PLUGINS_DIRS").split(QDir::listSeparator(), QString::SkipEmptyParts);
+    pluginsDirs.append("/usr/lib/polkit-1-dde/plugins/");
 
-    for (const QFileInfo &pluginFile : pluginFiles) {
-       AgentExtension *plugin = loadFile(pluginFile.absoluteFilePath());
-       if (plugin)
-           m_plugins << plugin;
+    for (const QString &dirName : pluginsDirs) {
+        QDir dir(dirName);
+
+        QFileInfoList pluginFiles = dir.entryInfoList((QStringList("*.so")));
+
+        for (const QFileInfo &pluginFile : pluginFiles) {
+            AgentExtension *plugin = loadFile(pluginFile.absoluteFilePath());
+            if (plugin)
+                m_plugins << plugin;
+        }
     }
 }
 
-- 
2.21.0