Erlaube mehrere System-Backends

2 files changed, 16 insertions, 8 deletions

diff --git a/src/Common/Backends/SystemBackendProc.cpp b/src/Common/Backends/SystemBackendProc.cpp
index e8c7357..37bfaf3 100644
--- a/src/Common/Backends/SystemBackendProc.cpp
+++ b/src/Common/Backends/SystemBackendProc.cpp
@@ -26,7 +26,9 @@ namespace Mad {
 namespace Common {
 namespace Backends {
 
-SystemBackend::UptimeInfo SystemBackendProc::getUptimeInfo() {
+SystemBackendProc SystemBackendProc::backend;
+
+SystemBackend::UptimeInfo SystemBackendProc::uptimeInfo() {
   UptimeInfo uptime = {0, 0};
 
   uptimeFile.seekg(0, std::ios::beg);
@@ -50,7 +52,7 @@ SystemBackend::UptimeInfo SystemBackendProc::getUptimeInfo() {
   return uptime;
 }
 
-SystemBackend::MemoryInfo SystemBackendProc::getMemoryInfo() {
+SystemBackend::MemoryInfo SystemBackendProc::memoryInfo() {
   MemoryInfo memInfo = {0, 0, 0, 0};
 
   meminfoFile.seekg(0, std::ios::beg);
@@ -86,7 +88,7 @@ SystemBackend::MemoryInfo SystemBackendProc::getMemoryInfo() {
   return memInfo;
 }
 
-SystemBackend::LoadInfo SystemBackendProc::getLoadInfo() {
+SystemBackend::LoadInfo SystemBackendProc::loadInfo() {
   LoadInfo loadInfo = {0, 0, 0, 0, 0};
 
   loadFile.seekg(0, std::ios::beg);
diff --git a/src/Common/Backends/SystemBackendProc.h b/src/Common/Backends/SystemBackendProc.h
index 8caa080..619c996 100644
--- a/src/Common/Backends/SystemBackendProc.h
+++ b/src/Common/Backends/SystemBackendProc.h
@@ -30,6 +30,8 @@ namespace Backends {
 
 class SystemBackendProc : public SystemBackend {
   private:
+    static SystemBackendProc backend;
+
     std::ifstream uptimeFile;
     std::ifstream meminfoFile;
     std::ifstream loadFile;
@@ -37,13 +39,17 @@ class SystemBackendProc : public SystemBackend {
     SystemBackendProc() : uptimeFile("/proc/uptime"), meminfoFile("/proc/meminfo"), loadFile("/proc/loadavg") {}
 
   public:
-    static void useBackend() {
-      setBackend(std::auto_ptr<SystemBackend>(new SystemBackendProc()));
+    static void registerBackend() {
+      SystemBackend::registerBackend(&backend);
+    }
+
+    static void unregisterBackend() {
+      SystemBackend::unregisterBackend(&backend);
     }
 
-    virtual UptimeInfo getUptimeInfo();
-    virtual MemoryInfo getMemoryInfo();
-    virtual LoadInfo getLoadInfo();
+    virtual UptimeInfo uptimeInfo();
+    virtual MemoryInfo memoryInfo();
+    virtual LoadInfo loadInfo();
 };
 
 }