diff options
Diffstat (limited to 'glib-1.2.10/gmodule/testgmodule.c')
-rw-r--r-- | glib-1.2.10/gmodule/testgmodule.c | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/glib-1.2.10/gmodule/testgmodule.c b/glib-1.2.10/gmodule/testgmodule.c new file mode 100644 index 0000000..09b7603 --- /dev/null +++ b/glib-1.2.10/gmodule/testgmodule.c @@ -0,0 +1,207 @@ +/* testgmodule.c - test program for GMODULE + * Copyright (C) 1998 Tim Janik + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library 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 this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* + * Modified by the GLib Team and others 1997-1999. See the AUTHORS + * file for a list of people on the GLib Team. See the ChangeLog + * files for a list of changes. These files are distributed with + * GLib at ftp://ftp.gtk.org/pub/gtk/. + */ + +#undef G_LOG_DOMAIN +#include <gmodule.h> +#include "gmoduleconf.h" + + +G_MODULE_EXPORT void +g_clash_func (void) +{ + g_print ("GModule: Hello global clash\n"); +} + +typedef void (*SimpleFunc) (void); +typedef void (*GModuleFunc) (GModule *); + +static SimpleFunc plugin_clash_func = NULL; + +int +main (int arg, + char *argv[]) +{ + GModule *module_self, *module_a, *module_b; + gchar *string; + gchar *plugin_a, *plugin_b; + SimpleFunc f_a, f_b, f_self; + GModuleFunc gmod_f; + + string = g_get_current_dir (); + g_print ("testgmodule (%s):\n", string); + +#ifdef NATIVE_WIN32 + plugin_a = g_strconcat (string, "\\libgplugin_a.dll", NULL); + plugin_b = g_strconcat (string, "\\libgplugin_b.dll", NULL); +#elif (G_MODULE_IMPL == G_MODULE_IMPL_DLD) + plugin_a = g_strconcat (string, "/.libs/", "libgplugin_a.sl", NULL); + plugin_b = g_strconcat (string, "/.libs/", "libgplugin_b.sl", NULL); +#else /* G_MODULE_IMPL != G_MODULE_IMPL_DLD && !NATIVE_WIN32 */ + plugin_a = g_strconcat (string, "/.libs/", "libgplugin_a.so", NULL); + plugin_b = g_strconcat (string, "/.libs/", "libgplugin_b.so", NULL); +#endif /* G_MODULE_IMPL != G_MODULE_IMPL_DLD && !NATIVE_WIN32 */ + g_free (string); + + /* module handles + */ + g_print ("get main module handle\n"); + module_self = g_module_open (NULL, G_MODULE_BIND_LAZY); + if (!module_self) + { + g_print ("error: %s\n", g_module_error ()); + return 1; + } + g_print ("check that not yet bound symbols in shared libraries of main module are retrievable:\n"); + string = "g_module_close"; + g_print ("retrive symbol `%s' from \"%s\":\n", string, g_basename (g_module_name (module_self))); + if (!g_module_symbol (module_self, string, (gpointer) &f_self)) + { + g_print ("error: %s\n", g_module_error ()); + return 1; + } + g_print ("retrived symbol `%s' as %p\n", string, f_self); + g_print ("load plugin from \"%s\"\n", plugin_a); + module_a = g_module_open (plugin_a, G_MODULE_BIND_LAZY); + if (!module_a) + { + g_print ("error: %s\n", g_module_error ()); + return 1; + } + g_print ("load plugin from \"%s\"\n", plugin_b); + module_b = g_module_open (plugin_b, G_MODULE_BIND_LAZY); + if (!module_b) + { + g_print ("error: %s\n", g_module_error ()); + return 1; + } + + /* get plugin specific symbols and call them + */ + string = "gplugin_a_func"; + g_print ("retrive symbol `%s' from \"%s\"\n", string, g_basename (g_module_name (module_a))); + if (!g_module_symbol (module_a, string, (gpointer) &f_a)) + { + g_print ("error: %s\n", g_module_error ()); + return 1; + } + string = "gplugin_b_func"; + g_print ("retrive symbol `%s' from \"%s\"\n", string, g_basename (g_module_name (module_b))); + if (!g_module_symbol (module_b, string, (gpointer) &f_b)) + { + g_print ("error: %s\n", g_module_error ()); + return 1; + } + g_print ("call plugin function(%p) A: ", f_a); + f_a (); + g_print ("call plugin function(%p) B: ", f_b); + f_b (); + + /* get and call globally clashing functions + */ + string = "g_clash_func"; + g_print ("retrive symbol `%s' from \"%s\"\n", string, g_basename (g_module_name (module_self))); + if (!g_module_symbol (module_self, string, (gpointer) &f_self)) + { + g_print ("error: %s\n", g_module_error ()); + return 1; + } + g_print ("retrive symbol `%s' from \"%s\"\n", string, g_basename (g_module_name (module_a))); + if (!g_module_symbol (module_a, string, (gpointer) &f_a)) + { + g_print ("error: %s\n", g_module_error ()); + return 1; + } + g_print ("retrive symbol `%s' from \"%s\"\n", string, g_basename (g_module_name (module_b))); + if (!g_module_symbol (module_b, string, (gpointer) &f_b)) + { + g_print ("error: %s\n", g_module_error ()); + return 1; + } + g_print ("call plugin function(%p) self: ", f_self); + f_self (); + g_print ("call plugin function(%p) A: ", f_a); + f_a (); + g_print ("call plugin function(%p) B: ", f_b); + f_b (); + + /* get and call clashing plugin functions + */ + string = "gplugin_clash_func"; + g_print ("retrive symbol `%s' from \"%s\"\n", string, g_basename (g_module_name (module_self))); + if (!g_module_symbol (module_self, string, (gpointer) &f_self)) + f_self = NULL; + g_print ("retrived function `%s' from self: %p\n", string, f_self); + g_print ("retrive symbol `%s' from \"%s\"\n", string, g_basename (g_module_name (module_a))); + if (!g_module_symbol (module_a, string, (gpointer) &f_a)) + { + g_print ("error: %s\n", g_module_error ()); + return 1; + } + g_print ("retrive symbol `%s' from \"%s\"\n", string, g_basename (g_module_name (module_b))); + if (!g_module_symbol (module_b, string, (gpointer) &f_b)) + { + g_print ("error: %s\n", g_module_error ()); + return 1; + } + g_print ("call plugin function(%p) A: ", f_a); + plugin_clash_func = f_a; + plugin_clash_func (); + g_print ("call plugin function(%p) B: ", f_b); + plugin_clash_func = f_b; + plugin_clash_func (); + + /* call gmodule function form A + */ + string = "gplugin_a_module_func"; + g_print ("retrive symbol `%s' from \"%s\"\n", string, g_basename (g_module_name (module_a))); + if (!g_module_symbol (module_a, string, (gpointer) &gmod_f)) + { + g_print ("error: %s\n", g_module_error ()); + return 1; + } + g_print ("call plugin A's module function(%p):\n{\n", gmod_f); + gmod_f (module_b); + g_print ("}\n"); + + + /* unload plugins + */ + g_print ("unload plugin A:\n"); + if (!g_module_close (module_a)) + g_print ("error: %s\n", g_module_error ()); + g_print ("unload plugin B:\n"); + if (!g_module_close (module_b)) + g_print ("error: %s\n", g_module_error ()); + +#if 0 + g_log_set_fatal_mask ("GModule", G_LOG_FATAL_MASK|G_LOG_LEVEL_WARNING); + g_module_symbol (0, 0, 0); + g_warning("jahooo"); + g_on_error_query (".libs/testgmodule"); +#endif + + return 0; +} |