1 /*

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

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

     4  *

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

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

     7  * published by the Free Software Foundation.  Oracle designates this

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

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

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

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

    15  * accompanied this code).

    16  *

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

    18  * 2 along with this work; if not, write to the Free Software Foundation,

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

    20  *

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

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

    23  * questions.

    24  */

    25 

    26 #include "gnome_interface.h"

    27 

    28 GNOME_URL_SHOW_TYPE *gnome_url_show = NULL;

    29 

    30 gboolean gnome_load() {

    31      void *vfs_handle;

    32      void *gnome_handle;

    33      const char *errmsg;

    34      GNOME_VFS_INIT_TYPE *gnome_vfs_init;

    35 

    36      // trying to open the gnomevfs. VERSIONED_JNI_LIB_NAME

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

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

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

    40      if (vfs_handle == NULL) {

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

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

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

    44          if (vfs_handle == NULL) {

    45  #ifdef INTERNAL_BUILD

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

    47  #endif

    48              return FALSE;

    49          }

    50      }

    51      dlerror(); /* Clear errors */

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

    53      if (gnome_vfs_init == NULL){

    54  #ifdef INTERNAL_BUILD

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

    56  #endif

    57          return FALSE;

    58      }

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

    60  #ifdef INTERNAL_BUILD

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

    62  #endif

    63          return FALSE;

    64      }

    65      // call gonme_vfs_init()

    66      (*gnome_vfs_init)();

    67 

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

    69      if (gnome_handle == NULL) {

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

    71          if (gnome_handle == NULL) {

    72  #ifdef INTERNAL_BUILD

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

    74  #endif

    75              return FALSE;

    76          }

    77      }

    78      dlerror(); /* Clear errors */

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

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

    81  #ifdef INTERNAL_BUILD

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

    83  #endif

    84          return FALSE;

    85      }

    86      return TRUE;

    87 }