~quadrispro/codelite/trunk : revision 1251

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//////////////////////////////////////////////////////////////////////////////

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//////////////////////////////////////////////////////////////////////////////

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//

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// file name : dynamiclibrary.cpp

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//

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// -------------------------------------------------------------------------

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// A

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// _____ _ _ _ _

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// / __ \ | | | | (_) |

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// | / \/ ___ __| | ___| | _| |_ ___

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// | | / _ \ / _ |/ _ \ | | | __/ _ )

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// | \__/\ (_) | (_| | __/ |___| | || __/

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// \____/\___/ \__,_|\___\_____/_|\__\___|

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//

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// F i l e

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//

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// This program is free software; you can redistribute it and/or modify

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// it under the terms of the GNU General Public License as published by

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// the Free Software Foundation; either version 2 of the License, or

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// (at your option) any later version.

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//

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//////////////////////////////////////////////////////////////////////////////

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//////////////////////////////////////////////////////////////////////////////

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#include "dynamiclibrary.h"

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#if defined(__WXMAC__) || defined(__WXGTK__)

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# include <dlfcn.h>

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# include "precompiled_header.h"

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#endif

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clDynamicLibrary::clDynamicLibrary()

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#if defined(__WXMAC__) || defined(__WXGTK__)

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: m_dllhandle(NULL)

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#endif

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{

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}

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clDynamicLibrary::~clDynamicLibrary()

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{

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#if defined(__WXMAC__) || defined(__WXGTK__)

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if(m_dllhandle){

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dlclose(m_dllhandle);

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m_dllhandle = NULL;

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}

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#endif

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}

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bool clDynamicLibrary::Load(const wxString &name)

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{

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#if defined (__WXMSW__)

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return m_lib.Load(name, wxDL_NOSHARE);

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#else

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// open the library

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#if defined(__WXGTK__) && defined (ON_64_BIT)

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// on GTK we need to pass RTLD_DEEPBIND otherwise symbols clashes

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m_dllhandle = dlopen(_C(name), RTLD_LAZY| RTLD_LOCAL | RTLD_DEEPBIND);

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#else

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m_dllhandle = dlopen(_C(name), RTLD_LAZY);

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#endif

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if (!m_dllhandle) {

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wxString error = wxString(dlerror(), wxConvUTF8);

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return false;

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}

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return true;

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#endif

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}

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void clDynamicLibrary::Detach()

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{

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#if defined (__WXMSW__)

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m_lib.Detach();

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#else

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if (m_dllhandle) {

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dlclose(m_dllhandle);

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m_dllhandle = NULL;

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}

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#endif

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}

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void *clDynamicLibrary::GetSymbol(const wxString &name, bool *success)

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{

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#if defined (__WXMSW__)

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bool rc;

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void *symb = m_lib.GetSymbol(name, &rc);

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*success = rc;

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return symb;

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#else

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dlerror(); // reset errors

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// load the symbol

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void *symb = dlsym(m_dllhandle, _C(name));

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if(symb){

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*success = true;

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}else{

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*success = false;

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}

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return symb;

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#endif

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}

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bool clDynamicLibrary::IsLoaded()

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{

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#if defined (__WXMSW__)

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return m_lib.IsLoaded();

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#else

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return m_dllhandle != NULL;

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#endif

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}