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Dogcows Code - chaz/openbox/blob - openbox/plugin.c
1 #include "plugins/interface.h"
2 #include "parser/parse.h"
11 PluginSetupConfig config
;
12 PluginStartup startup
;
13 PluginShutdown shutdown
;
15 PluginDestroy destroy
;
18 static gpointer
load_sym(GModule
*module, char *name
, char *symbol
,
22 if (!g_module_symbol(module, symbol
, &var
)) {
24 g_warning("Failed to load symbol '%s' from plugin '%s'",
31 static Plugin
*plugin_new(char *name
)
38 path
= g_build_filename(g_get_home_dir(), ".openbox", "plugins", name
,
40 p
->module = g_module_open(path
, 0);
43 if (p
->module == NULL
) {
44 path
= g_build_filename(PLUGINDIR
, name
, NULL
);
45 p
->module = g_module_open(path
, 0);
49 if (p
->module == NULL
) {
50 g_warning(g_module_error());
55 p
->config
= (PluginSetupConfig
)load_sym(p
->module, name
,
56 "plugin_setup_config", FALSE
);
57 p
->startup
= (PluginStartup
)load_sym(p
->module, name
, "plugin_startup",
59 p
->shutdown
= (PluginShutdown
)load_sym(p
->module, name
, "plugin_shutdown",
61 p
->create
= (PluginCreate
)load_sym(p
->module, name
, "plugin_create", TRUE
);
62 p
->destroy
= (PluginDestroy
)load_sym(p
->module, name
, "plugin_destroy",
65 if (p
->config
== NULL
|| p
->startup
== NULL
|| p
->shutdown
== NULL
) {
66 g_module_close(p
->module);
71 p
->name
= g_strdup(name
);
75 static void plugin_free(Plugin
*p
)
80 g_module_close(p
->module);
84 static GData
*plugins
= NULL
;
88 g_datalist_init(&plugins
);
91 void plugin_shutdown()
93 g_datalist_clear(&plugins
);
96 gboolean
plugin_open_full(char *name
, gboolean reopen
, ObParseInst
*i
)
100 if (g_datalist_get_data(&plugins
, name
) != NULL
) {
102 g_warning("plugin '%s' already loaded, can't load again", name
);
106 p
= plugin_new(name
);
108 g_warning("failed to load plugin '%s'", name
);
113 g_datalist_set_data_full(&plugins
, name
, p
, (GDestroyNotify
) plugin_free
);
117 gboolean
plugin_open(char *name
, ObParseInst
*i
) {
118 return plugin_open_full(name
, FALSE
, i
);
121 gboolean
plugin_open_reopen(char *name
, ObParseInst
*i
) {
122 return plugin_open_full(name
, TRUE
, i
);
125 void plugin_close(char *name
)
127 g_datalist_remove_data(&plugins
, name
);
130 static void foreach_start(GQuark key
, Plugin
*p
, gpointer
*foo
)
135 void plugin_startall()
137 g_datalist_foreach(&plugins
, (GDataForeachFunc
)foreach_start
, NULL
);
140 void plugin_loadall(ObParseInst
*i
)
146 path
= g_build_filename(g_get_home_dir(), ".openbox", "pluginrc", NULL
);
148 io
= g_io_channel_new_file(path
, "r", &err
);
152 path
= g_build_filename(RCDIR
, "pluginrc", NULL
);
154 io
= g_io_channel_new_file(path
, "r", &err
);
159 /* load the default plugins */
160 plugin_open("placement", i
);
162 /* XXX rm me when the parser loads me magically */
163 plugin_open("client_menu", i
);
164 plugin_open("client_list_menu", i
);
166 /* load the plugins in the rc file */
167 while (g_io_channel_read_line(io
, &name
, NULL
, NULL
, &err
) ==
168 G_IO_STATUS_NORMAL
) {
170 if (name
[0] != '\0' && name
[0] != '#')
171 plugin_open(name
, i
);
174 g_io_channel_unref(io
);
178 void *plugin_create(char *name
, void *data
)
180 Plugin
*p
= (Plugin
*)g_datalist_get_data(&plugins
, name
);
183 g_warning("Unable to find plugin for create: %s", name
);
187 if (p
->create
== NULL
|| p
->destroy
== NULL
) {
188 g_critical("Unsupported create/destroy: %s", name
);
192 return p
->create(data
);
195 void plugin_destroy(char *name
, void *data
)
197 Plugin
*p
= (Plugin
*)g_datalist_get_data(&plugins
, name
);
200 g_critical("Unable to find plugin for destroy: %s", name
);
201 /* really shouldn't happen, but attempt to free something anyway? */
206 if (p
->destroy
== NULL
|| p
->create
== NULL
) {
207 g_critical("Unsupported create/destroy: %s", name
);
208 /* really, really shouldn't happen, but attempt to free anyway? */
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