1 /* testgmodule.c - test program for GMODULE
2 * Copyright (C) 1998 Tim Janik
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
21 * Modified by the GLib Team and others 1997-2000. See the AUTHORS
22 * file for a list of people on the GLib Team. See the ChangeLog
23 * files for a list of changes. These files are distributed with
24 * GLib at ftp://ftp.gtk.org/pub/gtk/.
29 #include "gmoduleconf.h"
35 g_print ("GModule: Hello global clash\n");
38 typedef void (*SimpleFunc) (void);
39 typedef void (*GModuleFunc) (GModule *);
41 static SimpleFunc plugin_clash_func = NULL;
47 GModule *module_self, *module_a, *module_b;
50 gchar *plugin_a, *plugin_b;
51 SimpleFunc f_a, f_b, f_self;
54 string = g_get_current_dir ();
55 g_print ("testgmodule (%s):\n", string);
57 #if (G_MODULE_IMPL == G_MODULE_IMPL_WIN32)
58 plugin_a = g_strconcat (string, "\\libgplugin_a.dll", NULL);
59 plugin_b = g_strconcat (string, "\\libgplugin_b.dll", NULL);
60 #elif (G_MODULE_IMPL == G_MODULE_IMPL_DLD)
61 plugin_a = g_strconcat (string, "/.libs/", "libgplugin_a.sl", NULL);
62 plugin_b = g_strconcat (string, "/.libs/", "libgplugin_b.sl", NULL);
63 #else /* neither DLD nor WIN32 */
64 plugin_a = g_strconcat (string, "/.libs/", "libgplugin_a.so", NULL);
65 plugin_b = g_strconcat (string, "/.libs/", "libgplugin_b.so", NULL);
71 g_print ("get main module handle\n");
72 module_self = g_module_open (NULL, G_MODULE_BIND_LAZY);
75 g_print ("error: %s\n", g_module_error ());
78 g_print ("check that not yet bound symbols in shared libraries of main module are retrievable:\n");
79 string = "g_module_close";
80 basename = g_path_get_basename (g_module_name (module_self));
81 g_print ("retrive symbol `%s' from \"%s\":\n", string, basename);
83 if (!g_module_symbol (module_self, string, (gpointer) &f_self))
85 g_print ("error: %s\n", g_module_error ());
88 g_print ("retrived symbol `%s' as %p\n", string, f_self);
89 g_print ("load plugin from \"%s\"\n", plugin_a);
90 module_a = g_module_open (plugin_a, G_MODULE_BIND_LAZY);
93 g_print ("error: %s\n", g_module_error ());
96 g_print ("load plugin from \"%s\"\n", plugin_b);
97 module_b = g_module_open (plugin_b, G_MODULE_BIND_LAZY);
100 g_print ("error: %s\n", g_module_error ());
104 /* get plugin specific symbols and call them
106 string = "gplugin_a_func";
107 basename = g_path_get_basename (g_module_name (module_a));
108 g_print ("retrive symbol `%s' from \"%s\"\n", string, basename);
110 if (!g_module_symbol (module_a, string, (gpointer) &f_a))
112 g_print ("error: %s\n", g_module_error ());
115 string = "gplugin_b_func";
116 basename = g_path_get_basename (g_module_name (module_b));
117 g_print ("retrive symbol `%s' from \"%s\"\n", string, basename);
119 if (!g_module_symbol (module_b, string, (gpointer) &f_b))
121 g_print ("error: %s\n", g_module_error ());
124 g_print ("call plugin function(%p) A: ", f_a);
126 g_print ("call plugin function(%p) B: ", f_b);
129 /* get and call globally clashing functions
131 string = "g_clash_func";
132 basename = g_path_get_basename (g_module_name (module_self));
133 g_print ("retrive symbol `%s' from \"%s\"\n", string, basename);
135 if (!g_module_symbol (module_self, string, (gpointer) &f_self))
137 g_print ("error: %s\n", g_module_error ());
140 basename = g_path_get_basename (g_module_name (module_a));
141 g_print ("retrive symbol `%s' from \"%s\"\n", string, basename);
143 if (!g_module_symbol (module_a, string, (gpointer) &f_a))
145 g_print ("error: %s\n", g_module_error ());
148 basename = g_path_get_basename (g_module_name (module_b));
149 g_print ("retrive symbol `%s' from \"%s\"\n", string, basename);
151 if (!g_module_symbol (module_b, string, (gpointer) &f_b))
153 g_print ("error: %s\n", g_module_error ());
156 g_print ("call plugin function(%p) self: ", f_self);
158 g_print ("call plugin function(%p) A: ", f_a);
160 g_print ("call plugin function(%p) B: ", f_b);
163 /* get and call clashing plugin functions
165 string = "gplugin_clash_func";
166 basename = g_path_get_basename (g_module_name (module_self));
167 g_print ("retrive symbol `%s' from \"%s\"\n", string, basename);
169 if (!g_module_symbol (module_self, string, (gpointer) &f_self))
171 g_print ("retrived function `%s' from self: %p\n", string, f_self);
172 basename = g_path_get_basename (g_module_name (module_a));
173 g_print ("retrive symbol `%s' from \"%s\"\n", string, basename);
175 if (!g_module_symbol (module_a, string, (gpointer) &f_a))
177 g_print ("error: %s\n", g_module_error ());
180 basename = g_path_get_basename (g_module_name (module_b));
181 g_print ("retrive symbol `%s' from \"%s\"\n", string, basename);
183 if (!g_module_symbol (module_b, string, (gpointer) &f_b))
185 g_print ("error: %s\n", g_module_error ());
188 g_print ("call plugin function(%p) A: ", f_a);
189 plugin_clash_func = f_a;
190 plugin_clash_func ();
191 g_print ("call plugin function(%p) B: ", f_b);
192 plugin_clash_func = f_b;
193 plugin_clash_func ();
195 /* call gmodule function form A
197 string = "gplugin_a_module_func";
198 basename = g_path_get_basename (g_module_name (module_a));
199 g_print ("retrive symbol `%s' from \"%s\"\n", string, basename);
201 if (!g_module_symbol (module_a, string, (gpointer) &gmod_f))
203 g_print ("error: %s\n", g_module_error ());
206 g_print ("call plugin A's module function(%p):\n{\n", gmod_f);
213 g_print ("unload plugin A:\n");
214 if (!g_module_close (module_a))
215 g_print ("error: %s\n", g_module_error ());
216 g_print ("unload plugin B:\n");
217 if (!g_module_close (module_b))
218 g_print ("error: %s\n", g_module_error ());
221 g_log_set_fatal_mask ("GModule", G_LOG_FATAL_MASK|G_LOG_LEVEL_WARNING);
222 g_module_symbol (0, 0, 0);
224 g_on_error_query (".libs/testgmodule");