From 22d9e98422f9496e8de09022e36b274c41ff02f2 Mon Sep 17 00:00:00 2001
From: Alexandre Janniaux <alexandre.janniaux@gmail.com>
Date: Fri, 4 Jan 2013 16:02:21 +0100
Subject: [PATCH] Add posix DynLibImpl support.

Former-commit-id: c80dcc31c0935916082d5f19a7cf2dbe15da7b2f
---
 src/Nazara/Core/Posix/DynLibImpl.cpp | 45 ++++++++++++++++++++++++++++
 src/Nazara/Core/Posix/DynLibImpl.hpp | 31 +++++++++++++++++++
 src/Nazara/Core/Posix/FileImpl.hpp   |  5 ++++
 src/Nazara/Core/Posix/MutexImpl.hpp  |  2 +-
 4 files changed, 82 insertions(+), 1 deletion(-)
 create mode 100644 src/Nazara/Core/Posix/DynLibImpl.cpp
 create mode 100644 src/Nazara/Core/Posix/DynLibImpl.hpp

diff --git a/src/Nazara/Core/Posix/DynLibImpl.cpp b/src/Nazara/Core/Posix/DynLibImpl.cpp
new file mode 100644
index 000000000..6dc2182c8
--- /dev/null
+++ b/src/Nazara/Core/Posix/DynLibImpl.cpp
@@ -0,0 +1,45 @@
+// Copyright (C) 2012 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Core module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Core/Win32/DynLibImpl.hpp>
+#include <Nazara/Core/DynLib.hpp>
+#include <Nazara/Core/Error.hpp>
+#include <Nazara/Core/String.hpp>
+#include <Nazara/Core/Debug.hpp>
+
+NzDynLibImpl::NzDynLibImpl(NzDynLib* parent) :
+m_parent(parent)
+{
+}
+
+NzDynLibFunc NzDynLibImpl::GetSymbol(const NzString& symbol) const
+{
+	NzDynLibFunc sym = reinterpret_cast<NzDynLibFunc>(dlsym(m_handle, symbol.GetConstBuffer()));
+	if (!sym)
+		m_parent->SetLastError(NzGetLastSystemError()); // dlerror() ?
+
+	return sym;
+}
+
+bool NzDynLibImpl::Load(const NzString& libraryPath)
+{
+	NzString path = libraryPath;
+	if (!path.EndsWith(".so"))
+		path += ".so";
+
+    m_handle = dlopen(path.GetConstBuffer(),);
+
+	if (m_handle)
+		return true;
+	else
+	{
+		m_parent->SetLastError(NzGetLastSystemError());
+		return false;
+	}
+}
+
+void NzDynLibImpl::Unload()
+{
+	dlclose(m_handle);
+}
diff --git a/src/Nazara/Core/Posix/DynLibImpl.hpp b/src/Nazara/Core/Posix/DynLibImpl.hpp
new file mode 100644
index 000000000..8b2831ccf
--- /dev/null
+++ b/src/Nazara/Core/Posix/DynLibImpl.hpp
@@ -0,0 +1,31 @@
+// Copyright (C) 2012 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Core module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#pragma once
+
+#ifndef NAZARA_DYNLIBIMPL_HPP
+#define NAZARA_DYNLIBIMPL_HPP
+
+#include <Nazara/Core/DynLib.hpp>
+#include <Nazara/Core/NonCopyable.hpp>
+#include <dlfcn.h>
+
+class NzString;
+
+class NzDynLibImpl : NzNonCopyable
+{
+	public:
+		NzDynLibImpl(NzDynLib* m_parent);
+		~NzDynLibImpl() = default;
+
+		NzDynLibFunc GetSymbol(const NzString& symbol) const;
+		bool Load(const NzString& libraryPath);
+		void Unload();
+
+	private:
+		void* m_handle;
+		NzDynLib* m_parent;
+};
+
+#endif // NAZARA_DYNLIBIMPL_HPP
diff --git a/src/Nazara/Core/Posix/FileImpl.hpp b/src/Nazara/Core/Posix/FileImpl.hpp
index d6ed7d378..7d2171cef 100644
--- a/src/Nazara/Core/Posix/FileImpl.hpp
+++ b/src/Nazara/Core/Posix/FileImpl.hpp
@@ -18,6 +18,11 @@
 #include <fcntl.h>
 #include <unistd.h>
 
+/*
+    04/01/2012 : alexandre.janniaux@gmail.com
+    Add posix file implementation.
+*/
+
 class NzFile;
 class NzString;
 
diff --git a/src/Nazara/Core/Posix/MutexImpl.hpp b/src/Nazara/Core/Posix/MutexImpl.hpp
index a3cdad284..33c4c65e4 100644
--- a/src/Nazara/Core/Posix/MutexImpl.hpp
+++ b/src/Nazara/Core/Posix/MutexImpl.hpp
@@ -4,7 +4,7 @@
 
 /*
     04/01/2012 : alexandre.janniaux@gmail.com
-    Add pthread mutex implementation
+    Add pthread mutex implementation.
 */
 
 #pragma once