+ unify DLL export defines to namespace names

git-svn-id: https://free-cad.svn.sourceforge.net/svnroot/free-cad/trunk@5000 e8eeb9e2-ec13-0410-a4a9-efa5cf37419d

src/Main/MainPy.cpp

@@ -0,0 +1,166 @@
+/***************************************************************************
+ *   (c) Juergen Riegel (juergen.riegel@web.de) 2008                       *
+ *                                                                         *
+ *   This file is part of the FreeCAD CAx development system.              *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU Library General Public License (LGPL)   *
+ *   as published by the Free Software Foundation; either version 2 of     *
+ *   the License, or (at your option) any later version.                   *
+ *   for detail see the LICENCE text file.                                 *
+ *                                                                         *
+ *   FreeCAD is distributed in the hope that it will be useful,            *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU Library General Public License for more details.                  *
+ *                                                                         *
+ *   You should have received a copy of the GNU Library General Public     *
+ *   License along with FreeCAD; if not, write to the Free Software        *
+ *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  *
+ *   USA                                                                   *
+ *                                                                         *
+ *   Juergen Riegel 2002                                                   *
+ ***************************************************************************/
+#include <FCConfig.h>
+
+#ifdef _PreComp_
+# undef _PreComp_
+#endif
+
+#ifdef FC_OS_LINUX
+#	include <unistd.h>
+#endif
+
+#ifdef FC_OS_MACOSX
+# include <mach-o/dyld.h>
+# include <string>
+#endif
+
+#if HAVE_CONFIG_H
+#	include <config.h>
+#endif // HAVE_CONFIG_H
+
+#include <stdio.h>
+#include <sstream>
+
+
+// FreeCAD Base header
+#include <Base/Exception.h>
+#include <App/Application.h>
+
+
+#if defined(FC_OS_WIN32)
+# include <windows.h>
+
+/** DllMain is called when DLL is loaded
+ */
+BOOL APIENTRY DllMain(HANDLE hModule, DWORD  ul_reason_for_call, LPVOID lpReserved)
+{
+    switch (ul_reason_for_call) {
+    case DLL_PROCESS_ATTACH: {
+        // This name is preliminary, we pass it to Application::init() in initFreeCAD()
+        // which does the rest.
+        char  szFileName [MAX_PATH];
+        GetModuleFileName((HMODULE)hModule, szFileName, MAX_PATH-1);
+        App::Application::Config()["AppHomePath"] = szFileName;
+    }
+    break;
+    default:
+        break;
+    }
+
+    return TRUE;
+}
+#elif defined(FC_OS_LINUX)
+# ifndef GNU_SOURCE
+#   define GNU_SOURCE
+# endif
+# include <dlfcn.h>
+#elif defined(FC_OS_CYGWIN)
+# include <windows.h>
+#endif
+
+#ifdef FC_OS_WIN32
+#	define MainExport __declspec(dllexport)
+#else
+#	define MainExport
+#endif
+
+extern "C"
+{
+    void MainExport initFreeCAD() {
+
+        // Init phase ===========================================================
+        App::Application::Config()["ExeName"] = "FreeCAD";
+        App::Application::Config()["ExeVendor"] = "FreeCAD";
+        App::Application::Config()["AppDataSkipVendor"] = "true";
+
+
+        int    argc=1;
+        char** argv;
+        argv = (char**)malloc(sizeof(char*)* (argc+1));
+
+#if defined(FC_OS_WIN32)
+        argv[0] = (char*)malloc(MAX_PATH);
+        strncpy(argv[0],App::Application::Config()["AppHomePath"].c_str(),MAX_PATH);
+        argv[0][MAX_PATH-1] = '\0'; // ensure null termination
+#elif defined(FC_OS_CYGWIN)
+        HMODULE hModule = GetModuleHandle("FreeCAD.dll");
+        char szFileName [MAX_PATH];
+        GetModuleFileName(hModule, szFileName, MAX_PATH-1);
+        argv[0] = (char*)malloc(MAX_PATH);
+        strncpy(argv[0],szFileName,MAX_PATH);
+        argv[0][MAX_PATH-1] = '\0'; // ensure null termination
+#elif defined(FC_OS_LINUX)
+        // get whole path of the library
+        Dl_info info;
+        int ret = dladdr((void*)initFreeCAD, &info);
+        if ((ret == 0) || (!info.dli_fname)) {
+            PyErr_SetString(PyExc_ImportError, "Cannot get path of the FreeCAD module!");
+            return;
+        }
+
+        argv[0] = (char*)malloc(PATH_MAX);
+        strncpy(argv[0], info.dli_fname,PATH_MAX);
+        argv[0][PATH_MAX-1] = '\0'; // ensure null termination
+#elif defined(FC_OS_MACOSX)
+        uint32_t sz = 0;
+        char *buf;
+
+        _NSGetExecutablePath(NULL, &sz);
+        buf = (char*) malloc(++sz);
+        int err=_NSGetExecutablePath(buf, &sz);
+        if (err != 0) {
+            PyErr_SetString(PyExc_ImportError, "Cannot get path of the FreeCAD module!");
+            return;
+        }
+
+        argv[0] = (char*)malloc(PATH_MAX);
+        strncpy(argv[0], buf, PATH_MAX);
+        argv[0][PATH_MAX-1] = '\0'; // ensure null termination
+        free(buf);
+#else
+# error "Implement: Retrieve the path of the module for your platform."
+#endif
+        argv[argc] = 0;
+
+        try {
+            // Inits the Application
+            App::Application::init(argc,argv);
+        }
+        catch (const Base::Exception& e) {
+            std::string appName = App::Application::Config()["ExeName"];
+            std::stringstream msg;
+            msg << "While initializing " << appName << " the  following exception occurred: '"
+                << e.what() << "'\n\n";
+            msg << "\nPlease contact the application's support team for more information.\n\n";
+            printf("Initialization of %s failed:\n%s", appName.c_str(), msg.str().c_str());
+        }
+
+        free(argv[0]);
+        free(argv);
+
+        return;
+    } //InitFreeCAD....
+} // extern "C"
+