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// **********************************************************************
//
// Copyright (c) 2002
// MutableRealms, Inc.
// Huntsville, AL, USA
//
// All Rights Reserved
//
// **********************************************************************
#include <Ice/DynamicLibrary.h>
#ifndef _WIN32
# include <dlfcn.h>
#endif
using namespace Ice;
using namespace IceInternal;
using namespace std;
void IceInternal::incRef(DynamicLibrary* p) { p->__incRef(); }
void IceInternal::decRef(DynamicLibrary* p) { p->__decRef(); }
IceInternal::DynamicLibrary::DynamicLibrary()
: _hnd(0)
{
}
IceInternal::DynamicLibrary::~DynamicLibrary()
{
if(_hnd != 0)
{
#ifdef _WIN32
FreeLibrary(_hnd);
#else
dlclose(_hnd);
#endif
}
}
bool
IceInternal::DynamicLibrary::load(const string& lib)
{
#ifdef _WIN32
_hnd = LoadLibrary(lib.c_str());
#else
_hnd = dlopen(lib.c_str(), RTLD_NOW);
if (_hnd == 0)
{
//
// Remember the most recent error in _err.
//
const char* err = dlerror();
if (err)
{
_err = err;
}
}
#endif
return _hnd != 0;
}
IceInternal::DynamicLibrary::symbol_type
IceInternal::DynamicLibrary::getSymbol(const string& name)
{
assert(_hnd != 0);
#ifdef _WIN32
return GetProcAddress(_hnd, name.c_str());
#else
symbol_type result = dlsym(_hnd, name.c_str());
if (result == 0)
{
//
// Remember the most recent error in _err.
//
const char* err = dlerror();
if (err)
{
_err = err;
}
}
return result;
#endif
}
const string&
IceInternal::DynamicLibrary::getErrorMessage() const
{
return _err;
}
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