1 /* module-test.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/.
27 #undef G_DISABLE_ASSERT
37 _GLIB_EXTERN void g_clash_func (void);
42 global_state = "global clash";
45 typedef void (*SimpleFunc) (void);
46 typedef void (*GModuleFunc) (GModule *);
48 static gchar **gplugin_a_state;
49 static gchar **gplugin_b_state;
52 compare (const gchar *desc, const gchar *expected, const gchar *found)
54 if (!expected && !found)
57 if (expected && found && strcmp (expected, found) == 0)
60 g_error ("error: %s state should have been \"%s\", but is \"%s\"",
61 desc, expected ? expected : "NULL", found ? found : "NULL");
65 test_states (const gchar *global, const gchar *gplugin_a,
66 const gchar *gplugin_b)
68 compare ("global", global, global_state);
69 compare ("Plugin A", gplugin_a, *gplugin_a_state);
70 compare ("Plugin B", gplugin_b, *gplugin_b_state);
72 global_state = *gplugin_a_state = *gplugin_b_state = NULL;
75 static SimpleFunc plugin_clash_func = NULL;
81 GModule *module_self, *module_a, *module_b;
83 gchar *plugin_a, *plugin_b;
84 SimpleFunc f_a, f_b, f_self;
87 if (!g_module_supported ())
88 g_error ("dynamic modules not supported");
90 dir = g_get_current_dir ();
92 plugin_a = g_strconcat (dir, G_DIR_SEPARATOR_S "libmoduletestplugin_a",
94 plugin_b = g_strconcat (dir, G_DIR_SEPARATOR_S "libmoduletestplugin_b",
101 module_self = g_module_open (NULL, G_MODULE_BIND_LAZY);
103 g_error ("error: %s", g_module_error ());
105 if (!g_module_symbol (module_self, "g_module_close", (gpointer *) &f_self))
106 g_error ("error: %s", g_module_error ());
108 module_a = g_module_open (plugin_a, G_MODULE_BIND_LAZY);
110 g_error ("error: %s", g_module_error ());
112 module_b = g_module_open (plugin_b, G_MODULE_BIND_LAZY);
114 g_error ("error: %s", g_module_error ());
116 /* get plugin state vars */
118 if (!g_module_symbol (module_a, "gplugin_a_state",
119 (gpointer *) &gplugin_a_state))
120 g_error ("error: %s", g_module_error ());
122 if (!g_module_symbol (module_b, "gplugin_b_state",
123 (gpointer *) &gplugin_b_state))
124 g_error ("error: %s", g_module_error ());
125 test_states (NULL, NULL, "check-init");
127 /* get plugin specific symbols and call them
129 if (!g_module_symbol (module_a, "gplugin_a_func", (gpointer *) &f_a))
130 g_error ("error: %s", g_module_error ());
131 test_states (NULL, NULL, NULL);
133 if (!g_module_symbol (module_b, "gplugin_b_func", (gpointer *) &f_b))
134 g_error ("error: %s", g_module_error ());
135 test_states (NULL, NULL, NULL);
138 test_states (NULL, "Hello world", NULL);
141 test_states (NULL, NULL, "Hello world");
143 /* get and call globally clashing functions
146 if (!g_module_symbol (module_self, "g_clash_func", (gpointer *) &f_self))
147 g_error ("error: %s", g_module_error ());
148 test_states (NULL, NULL, NULL);
150 if (!g_module_symbol (module_a, "g_clash_func", (gpointer *) &f_a))
151 g_error ("error: %s", g_module_error ());
152 test_states (NULL, NULL, NULL);
154 if (!g_module_symbol (module_b, "g_clash_func", (gpointer *) &f_b))
155 g_error ("error: %s", g_module_error ());
156 test_states (NULL, NULL, NULL);
159 test_states ("global clash", NULL, NULL);
162 test_states (NULL, "global clash", NULL);
165 test_states (NULL, NULL, "global clash");
167 /* get and call clashing plugin functions */
169 if (!g_module_symbol (module_a, "gplugin_clash_func", (gpointer *) &f_a))
170 g_error ("error: %s", g_module_error ());
171 test_states (NULL, NULL, NULL);
173 if (!g_module_symbol (module_b, "gplugin_clash_func", (gpointer *) &f_b))
174 g_error ("error: %s", g_module_error ());
175 test_states (NULL, NULL, NULL);
177 plugin_clash_func = f_a;
178 plugin_clash_func ();
179 test_states (NULL, "plugin clash", NULL);
181 plugin_clash_func = f_b;
182 plugin_clash_func ();
183 test_states (NULL, NULL, "plugin clash");
185 /* call gmodule function from A */
187 if (!g_module_symbol (module_a, "gplugin_a_module_func", (gpointer *) &gmod_f))
188 g_error ("error: %s", g_module_error ());
189 test_states (NULL, NULL, NULL);
192 test_states (NULL, NULL, "BOOH");
195 test_states (NULL, "BOOH", NULL);
199 if (!g_module_close (module_a))
200 g_error ("error: %s", g_module_error ());
202 if (!g_module_close (module_b))
203 g_error ("error: %s", g_module_error ());