From 2dc8e8cdaf2e8f767dfd3c0e9e3d107d1f3f4108 Mon Sep 17 00:00:00 2001
From: Christoph Egger <christoph@christoph-egger.org>
Date: Mon, 25 May 2015 07:20:42 +0200
Subject: [PATCH] Add settings Class

Singleton class that keeps track of settings. First thing it has a
RuntimeDirectory to place things like sockets into.
---
 CMakeLists.txt        |  2 ++
 src/core/Settings.cxx | 24 ++++++++++++++++++++++++
 src/core/Settings.hxx | 21 +++++++++++++++++++++
 src/main.cxx          |  2 ++
 4 files changed, 49 insertions(+)
 create mode 100644 src/core/Settings.cxx
 create mode 100644 src/core/Settings.hxx

diff --git a/CMakeLists.txt b/CMakeLists.txt
index dfa4112..b793c67 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -55,6 +55,7 @@ SET(frida_SOURCES
   src/core/BasicBlock.cxx
   src/core/Comment.cxx
   src/core/Function.cxx
+  src/core/Settings.cxx
   src/gui/Mainwindow.cxx
   src/gui/widgets/BasicBlockWidget.cxx
   src/gui/widgets/CFGScene.cxx
@@ -71,6 +72,7 @@ SET(frida_SOURCES
 SET(frida_HEADERS
   src/include_llvm.hxx
   src/core/InformationManager.hxx
+  src/core/Settings.hxx
   src/qt.hxx
   src/gui/Mainwindow.hxx
   src/gui/widgets/BasicBlockWidget.hxx
diff --git a/src/core/Settings.cxx b/src/core/Settings.cxx
new file mode 100644
index 0000000..eee4ff3
--- /dev/null
+++ b/src/core/Settings.cxx
@@ -0,0 +1,24 @@
+#include "Settings.hxx"
+
+Settings* Settings::instance = NULL;
+
+Settings::Settings()
+	: QSettings("frida")
+	, logger(log4cxx::Logger::getLogger("core.Settings")) {
+	setIniCodec("UTF-8");
+	instance = this;
+
+	QStringList runtimePaths = QStandardPaths::standardLocations(QStandardPaths::RuntimeLocation);
+	if (! runtimePaths.empty() && (*runtimePaths.begin()) != "") {
+		LOG4CXX_DEBUG(logger, "Using runtime Path \"" << runtimePaths.begin()->toStdString() << "\" from list of length " << runtimePaths.length());
+		runtimeDirectory = new QDir(*runtimePaths.begin());
+	} else {
+		QTemporaryDir* dir = new QTemporaryDir();
+		if (dir->isValid()) {
+			runtimeDirectory = new QDir(dir->path());
+			LOG4CXX_INFO(logger, "Using custom runtime Path " << dir->path().toStdString());
+		} else {
+			LOG4CXX_ERROR(logger, "Could not create Runtime directory!");
+		}
+	}
+}
diff --git a/src/core/Settings.hxx b/src/core/Settings.hxx
new file mode 100644
index 0000000..6e40c4d
--- /dev/null
+++ b/src/core/Settings.hxx
@@ -0,0 +1,21 @@
+#ifndef INCLUDE__Settings_hxx
+#define INCLUDE__Settings_hxx
+
+#include "qt.hxx"
+#include "log4cxx/logger.h"
+
+class Settings : public QSettings {
+public:
+	QDir* getRuntimeDirectory() const {return runtimeDirectory;}
+	static Settings* get() {return instance;}
+private:
+	Settings();
+
+	static Settings* instance;
+	log4cxx::LoggerPtr logger;
+	QDir* runtimeDirectory;
+
+	friend int main(int argc, char** argv);
+};
+
+#endif /* INCLUDE__Settings_hxx */
diff --git a/src/main.cxx b/src/main.cxx
index 24ddf7a..ccb2c52 100644
--- a/src/main.cxx
+++ b/src/main.cxx
@@ -17,6 +17,7 @@
 
 #include "gui/Mainwindow.hxx"
 #include "core/InformationManager.hxx"
+#include "core/Settings.hxx"
 #include "disassembler/llvm/LLVMDisassembler.hxx"
 #include "Config.hxx"
 
@@ -67,6 +68,7 @@ int main(int argc, char** argv)
 #endif
 	log4cxx::Logger::getRootLogger()->setLevel(level);
 
+	Settings settings;
 	InformationManager iman;
 
 	LOG4CXX_DEBUG(_logger, "Initializing LLVM");
-- 
2.39.5