From b4a51c98c7b6d0929e682a1c9797dc6df2a3c8b5 Mon Sep 17 00:00:00 2001
From: Gunnar Beutner <gunnar.beutner@netways.de>
Date: Sun, 1 Apr 2012 13:22:30 +0200
Subject: [PATCH] Implemented loading components on *NIX.

---
 base/application.cpp                      |  5 ----
 base/unix.h                               | 30 +++++++++++++++++++++++
 configrpccomponent/configrpccomponent.cpp |  8 +++---
 3 files changed, 34 insertions(+), 9 deletions(-)

diff --git a/base/application.cpp b/base/application.cpp
index a56019d0a..62b3f13e1 100644
--- a/base/application.cpp
+++ b/base/application.cpp
@@ -190,7 +190,6 @@ Component::RefType Application::LoadComponent(string name)
 
 	string path = componentConfig->GetProperty("path", name);
 
-#ifdef _WIN32
 	HMODULE hModule = LoadLibrary(path.c_str());
 
 	if (hModule == INVALID_HANDLE_VALUE)
@@ -201,10 +200,6 @@ Component::RefType Application::LoadComponent(string name)
 	if (pCreateComponent == NULL)
 		throw exception(/*"Module does not contain CreateComponent function"*/);
 
-#else /* _WIN32 */
-	// TODO: implement
-#endif /* _WIN32 */
-
 	component = Component::RefType(pCreateComponent());
 	component->SetApplication(static_pointer_cast<Application>(shared_from_this()));
 	component->SetConfig(componentConfig);
diff --git a/base/unix.h b/base/unix.h
index cde7fdb1a..727b7e318 100644
--- a/base/unix.h
+++ b/base/unix.h
@@ -1,6 +1,7 @@
 #ifndef I2_UNIX_H
 #define I2_UNIX_H
 
+#include <ltdl.h>
 #include <execinfo.h>
 #include <unistd.h>
 #include <sys/types.h>
@@ -32,4 +33,33 @@ inline void closesocket(int fd)
 #define I2_EXPORT
 #define I2_IMPORT
 
+typedef lt_dlhandle HMODULE;
+
+#define INVALID_HANDLE_VALUE NULL
+
+inline HMODULE LoadLibrary(const char *filename)
+{
+	lt_dlhandle handle = 0;
+    lt_dladvise advise;
+
+    if (!lt_dladvise_init(&advise) && !lt_dladvise_global(&advise)) {
+            handle = lt_dlopenadvise(filename, advise);
+    }
+
+    lt_dladvise_destroy(&advise);
+
+	return handle;
+}
+
+inline void FreeLibrary(HMODULE module)
+{
+	if (module)
+		lt_dlclose(module);
+}
+
+inline void *GetProcAddress(HMODULE module, const char *function)
+{
+	return lt_dlsym(module, function);
+}
+
 #endif /* I2_UNIX_H */
\ No newline at end of file
diff --git a/configrpccomponent/configrpccomponent.cpp b/configrpccomponent/configrpccomponent.cpp
index efb651af1..ce741692f 100644
--- a/configrpccomponent/configrpccomponent.cpp
+++ b/configrpccomponent/configrpccomponent.cpp
@@ -81,7 +81,7 @@ int ConfigRpcComponent::FetchObjectsHandler(NewMessageEventArgs::RefType ea)
 int ConfigRpcComponent::LocalObjectCreatedHandler(ConfigHiveEventArgs::RefType ea)
 {
 	ConnectionManager::RefType connectionManager = GetIcingaApplication()->GetConnectionManager();
-	connectionManager->SendMessage(MakeObjectMessage(ea->Object, "config::ObjectCreated", true));
+	connectionManager->SendMessage(MakeObjectMessage(ea->ConfigObject, "config::ObjectCreated", true));
 
 	return 0;
 }
@@ -89,17 +89,17 @@ int ConfigRpcComponent::LocalObjectCreatedHandler(ConfigHiveEventArgs::RefType e
 int ConfigRpcComponent::LocalObjectRemovedHandler(ConfigHiveEventArgs::RefType ea)
 {
 	ConnectionManager::RefType connectionManager = GetIcingaApplication()->GetConnectionManager();
-	connectionManager->SendMessage(MakeObjectMessage(ea->Object, "config::ObjectRemoved", false));
+	connectionManager->SendMessage(MakeObjectMessage(ea->ConfigObject, "config::ObjectRemoved", false));
 
 	return 0;
 }
 
 int ConfigRpcComponent::LocalPropertyChangedHandler(ConfigHiveEventArgs::RefType ea)
 {
-	JsonRpcMessage::RefType msg = MakeObjectMessage(ea->Object, "config::ObjectRemoved", false);
+	JsonRpcMessage::RefType msg = MakeObjectMessage(ea->ConfigObject, "config::ObjectRemoved", false);
 	cJSON *params = msg->GetParams();
 	cJSON_AddStringToObject(params, "property", ea->Property.c_str());
-	string value = ea->Object->GetProperty(ea->Property);
+	string value = ea->ConfigObject->GetProperty(ea->Property);
 	cJSON_AddStringToObject(params, "value", value.c_str());
 
 	ConnectionManager::RefType connectionManager = GetIcingaApplication()->GetConnectionManager();