From 64eeebb967e74507b8edb2270b73b1a57295f2f3 Mon Sep 17 00:00:00 2001
From: couriersud <couriersud@arcor.de>
Date: Sat, 23 Apr 2016 14:20:48 +0200
Subject: [PATCH] Add missing files.

---
 src/lib/netlist/plib/pdynlib.cpp | 91 ++++++++++++++++++++++++++++++++
 src/lib/netlist/plib/pdynlib.h   | 41 ++++++++++++++
 2 files changed, 132 insertions(+)
 create mode 100644 src/lib/netlist/plib/pdynlib.cpp
 create mode 100644 src/lib/netlist/plib/pdynlib.h

diff --git a/src/lib/netlist/plib/pdynlib.cpp b/src/lib/netlist/plib/pdynlib.cpp
new file mode 100644
index 00000000000..71b0dc2bfcc
--- /dev/null
+++ b/src/lib/netlist/plib/pdynlib.cpp
@@ -0,0 +1,91 @@
+// license:GPL-2.0+
+// copyright-holders:Couriersud
+/*
+ * pdynlib.c
+ *
+ */
+
+#include "pdynlib.h"
+#ifdef _WIN32
+#include "windows.h"
+#else
+#include <dlfcn.h>
+#endif
+
+pdynlib::pdynlib(const pstring libname)
+: m_isLoaded(false), m_lib(nullptr)
+{
+#ifdef _WIN32
+	//fprintf(stderr, "win: loading <%s>\n", libname.cstr());
+	if (libname != "")
+		m_lib = LoadLibrary(libname.cstr());
+	else
+		m_lib = GetModuleHandle(nullptr);
+	if (m_lib != nullptr)
+		m_isLoaded = true;
+	//else
+	//	fprintf(stderr, "win: library <%s> not found!\n", libname.cstr());
+#else
+	//printf("loading <%s>\n", libname.cstr());
+	if (libname != "")
+		m_lib = dlopen(libname.cstr(), RTLD_LAZY);
+	else
+		m_lib = dlopen(nullptr, RTLD_LAZY);
+	if (m_lib != nullptr)
+		m_isLoaded = true;
+	//else
+	//	printf("library <%s> not found!\n", libname.cstr());
+#endif
+	}
+
+pdynlib::pdynlib(const pstring path, const pstring libname)
+: m_isLoaded(false), m_lib(nullptr)
+{
+	printf("win: loading <%s>\n", libname.cstr());
+#ifdef _WIN32
+	if (libname != "")
+		m_lib = LoadLibrary(libname.cstr());
+	else
+		m_lib = GetModuleHandle(nullptr);
+	if (m_lib != nullptr)
+		m_isLoaded = true;
+	else
+		printf("win: library <%s> not found!\n", libname.cstr());
+#else
+	printf("loading <%s>\n", libname.cstr());
+	if (libname != "")
+		m_lib = dlopen(libname.cstr(), RTLD_LAZY);
+	else
+		m_lib = dlopen(nullptr, RTLD_LAZY);
+	if (m_lib != nullptr)
+		m_isLoaded = true;
+	else
+		printf("library <%s> not found!\n", libname.cstr());
+#endif
+}
+
+pdynlib::~pdynlib()
+{
+	if (m_lib != nullptr)
+	{
+#ifdef _WIN32
+#else
+		dlclose(m_lib);
+#endif
+	}
+}
+
+bool pdynlib::isLoaded() const
+{
+	return m_isLoaded;
+}
+
+void *pdynlib::getsym_p(const pstring name)
+{
+#ifdef _WIN32
+	return (void *) GetProcAddress((HMODULE) m_lib, name.cstr());
+#else
+	return dlsym(m_lib, name.cstr());
+#endif
+}
+
diff --git a/src/lib/netlist/plib/pdynlib.h b/src/lib/netlist/plib/pdynlib.h
new file mode 100644
index 00000000000..ef545315aaa
--- /dev/null
+++ b/src/lib/netlist/plib/pdynlib.h
@@ -0,0 +1,41 @@
+// license:GPL-2.0+
+// copyright-holders:Couriersud
+/*
+ * pstring.h
+ */
+
+#ifndef _PDYNLIB_H_
+#define _PDYNLIB_H_
+
+#include <cstdarg>
+#include <cstddef>
+
+#include "pconfig.h"
+#include "pstring.h"
+
+// ----------------------------------------------------------------------------------------
+// pdynlib: dynamic loading of libraries  ...
+// ----------------------------------------------------------------------------------------
+
+class pdynlib
+{
+public:
+	pdynlib(const pstring libname);
+	pdynlib(const pstring path, const pstring libname);
+	~pdynlib();
+
+	bool isLoaded() const;
+
+	template <typename T>
+	T *getsym(const pstring name)
+	{
+		return reinterpret_cast<T *>(getsym_p(name));
+	}
+private:
+	void *getsym_p(const pstring name);
+
+	bool m_isLoaded;
+	void *m_lib;
+};
+
+#endif /* _PSTRING_H_ */