#5617 Revert "Remove plugin directory support"

This reverts commit fc697d2ab79bbd2d607c97658c986b629a1280ed.

src/lib/arch/unix/ArchFileUnix.cpp

@@ -104,6 +104,20 @@ ArchFileUnix::getLogDirectory()
 	return "/var/log";
 }
 
+std::string
+ArchFileUnix::getPluginDirectory()
+{
+	if (!m_pluginDirectory.empty()) {
+		return m_pluginDirectory;
+	}
+
+#if WINAPI_XWINDOWS
+	return getProfileDirectory().append("/plugins");
+#else
+	return getProfileDirectory().append("/Plugins");
+#endif
+}
+
 std::string
 ArchFileUnix::getProfileDirectory()
 {
@@ -141,3 +155,9 @@ ArchFileUnix::setProfileDirectory(const String& s)
 {
 	m_profileDirectory = s;
 }
+
+void
+ArchFileUnix::setPluginDirectory(const String& s)
+{
+	m_pluginDirectory = s;
+}

src/lib/arch/win32/ArchFileWindows.cpp

@@ -139,6 +139,18 @@ ArchFileWindows::getLogDirectory()
 	return getInstalledDirectory();
 }
 
+std::string
+ArchFileWindows::getPluginDirectory()
+{
+	if (!m_pluginDirectory.empty()) {
+		return m_pluginDirectory;
+	}
+
+	std::string dir = getProfileDirectory();
+	dir.append("\\Plugins");
+	return dir;
+}
+
 std::string
 ArchFileWindows::getProfileDirectory()
 {
@@ -183,3 +195,9 @@ ArchFileWindows::setProfileDirectory(const String& s)
 {
 	m_profileDirectory = s;
 }
+
+void
+ArchFileWindows::setPluginDirectory(const String& s)
+{
+	m_pluginDirectory = s;
+}