/*

 * Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

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

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code 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 General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

#include "gnome_interface.h"

GNOME_URL_SHOW_TYPE *gnome_url_show = NULL;

     void *vfs_handle;

     void *gnome_handle;

     const char *errmsg;

     GNOME_VFS_INIT_TYPE *gnome_vfs_init;

     // trying to open the gnomevfs. VERSIONED_JNI_LIB_NAME

     // macros formats the library name in a system specific manner

     // see jdk/src/solaris/javavm/export/jvm_md.h for more details

     vfs_handle = dlopen(VERSIONED_JNI_LIB_NAME("gnomevfs-2", "0"), RTLD_LAZY);

     if (vfs_handle == NULL) {

         // if we cannot load the library using a version assumed by JNI

         // we are trying to load the library without a version suffix

         vfs_handle = dlopen(JNI_LIB_NAME("gnomevfs-2"), RTLD_LAZY);

         if (vfs_handle == NULL) {

 #ifdef DEBUG

             fprintf(stderr, "can not load libgnomevfs-2.so\n");

 #endif

             return FALSE;

         }

     }

     dlerror(); /* Clear errors */

     gnome_vfs_init = (GNOME_VFS_INIT_TYPE*)dlsym(vfs_handle, "gnome_vfs_init");

     if (gnome_vfs_init == NULL){

 #ifdef DEBUG

         fprintf(stderr, "dlsym( gnome_vfs_init) returned NULL\n");

 #endif

         return FALSE;

     }

     if ((errmsg = dlerror()) != NULL) {

 #ifdef DEBUG

         fprintf(stderr, "can not find symbol gnome_vfs_init %s \n", errmsg);

 #endif

         return FALSE;

     }

     // call gonme_vfs_init()

     (*gnome_vfs_init)();

     gnome_handle = dlopen(VERSIONED_JNI_LIB_NAME("gnome-2", "0"), RTLD_LAZY);

     if (gnome_handle == NULL) {

         gnome_handle = dlopen(JNI_LIB_NAME("gnome-2"), RTLD_LAZY);

         if (gnome_handle == NULL) {

 #ifdef DEBUG

             fprintf(stderr, "can not load libgnome-2.so\n");

 #endif

             return FALSE;

         }

     }

     dlerror(); /* Clear errors */

     gnome_url_show = (GNOME_URL_SHOW_TYPE*)dlsym(gnome_handle, "gnome_url_show");

     if ((errmsg = dlerror()) != NULL) {

 #ifdef DEBUG

         fprintf(stderr, "can not find symble gnome_url_show\n");

 #endif

         return FALSE;

     }

     return TRUE;

}