/**
* lt_ext_modules_load:
*
* Load all of the modules on the system, including the internal accessor.
* This has to be invoked before processing something with #lt_extension_t.
* or lt_db_initialize() does.
*/
void
lt_ext_modules_load(void)
{
#ifdef ENABLE_GMODULE
const gchar *env = g_getenv("LANGTAG_EXT_MODULE_PATH");
gchar **path_list;
gint i;
gsize suffix_len = strlen(G_MODULE_SUFFIX) + 1;
if (__lt_ext_module_initialized)
return;
if (!env) {
path_list = g_strsplit(
#ifdef GNOME_ENABLE_DEBUG
BUILDDIR G_DIR_SEPARATOR_S "liblangtag" G_DIR_SEPARATOR_S "extensions" G_SEARCHPATH_SEPARATOR_S
BUILDDIR G_DIR_SEPARATOR_S "liblangtag" G_DIR_SEPARATOR_S "extensions" G_DIR_SEPARATOR_S ".libs" G_SEARCHPATH_SEPARATOR_S
#endif
LANGTAG_EXT_MODULE_PATH,
G_SEARCHPATH_SEPARATOR_S,
-1);
} else {
path_list = g_strsplit(env, G_SEARCHPATH_SEPARATOR_S, -1);
}
for (i = 0; path_list[i] != NULL; i++) {
DIR *dir;
dir = opendir(path_list[i]);
if (dir) {
struct dirent dent, *dresult;
gsize len;
while (1) {
if (readdir_r(dir, &dent, &dresult) || dresult == NULL)
break;
len = strlen(dent.d_name);
if (len > suffix_len &&
g_strcmp0(&dent.d_name[len - suffix_len],
"." G_MODULE_SUFFIX) == 0) {
lt_ext_module_new(dent.d_name);
}
}
closedir(dir);
}
}
g_strfreev(path_list);
#endif /* ENABLE_GMODULE */
__lt_ext_default_handler = lt_ext_module_new_with_data("default",
&__default_funcs);
lt_mem_add_weak_pointer(&__lt_ext_default_handler->parent,
(gpointer *)&__lt_ext_default_handler);
__lt_ext_modules[LT_MAX_EXT_MODULES - 2] = lt_ext_module_new_with_data("empty",
&__empty_and_wildcard_funcs);
lt_mem_add_weak_pointer(&__lt_ext_modules[LT_MAX_EXT_MODULES - 2]->parent,
(gpointer *)&__lt_ext_modules[LT_MAX_EXT_MODULES - 2]);
__lt_ext_modules[LT_MAX_EXT_MODULES - 1] = lt_ext_module_new_with_data("wildcard",
&__empty_and_wildcard_funcs);
lt_mem_add_weak_pointer(&__lt_ext_modules[LT_MAX_EXT_MODULES - 1]->parent,
(gpointer *)&__lt_ext_modules[LT_MAX_EXT_MODULES - 1]);
__lt_ext_module_initialized = TRUE;
}
/**
* lt_ext_modules_load:
*
* Load all of the modules on the system, including the internal accessor.
* This has to be invoked before processing something with #lt_extension_t.
* or lt_db_initialize() does.
*/
void
lt_ext_modules_load(void)
{
#if ENABLE_MODULE
const char *env = getenv("LANGTAG_EXT_MODULE_PATH");
char *path_list, *s, *p, *path;
size_t suffix_len = strlen(LT_MODULE_SUFFIX) + 1;
if (__lt_ext_module_initialized)
return;
if (!env) {
path_list = strdup(
#ifdef GNOME_ENABLE_DEBUG
BUILDDIR LT_DIR_SEPARATOR_S "extensions" LT_SEARCHPATH_SEPARATOR_S
BUILDDIR LT_DIR_SEPARATOR_S "extensions" LT_DIR_SEPARATOR_S ".libs" LT_SEARCHPATH_SEPARATOR_S
#endif
LANGTAG_EXT_MODULE_PATH);
} else {
path_list = strdup(env);
}
s = path_list;
do {
DIR *dir;
if (!s)
break;
p = strchr(s, LT_SEARCHPATH_SEPARATOR);
if (s == p) {
s++;
continue;
}
path = s;
if (p) {
*p = 0;
p++;
}
s = p;
dir = opendir(path);
if (dir) {
struct dirent dent, *dresult;
size_t len;
while (1) {
if (readdir_r(dir, &dent, &dresult) || dresult == NULL)
break;
len = strlen(dent.d_name);
if (len > suffix_len &&
lt_strcmp0(&dent.d_name[len - suffix_len],
"." LT_MODULE_SUFFIX) == 0) {
lt_ext_module_new(dent.d_name);
}
}
closedir(dir);
}
} while (1);
free(path_list);
#else /* !ENABLE_MODULE */
const lt_ext_module_funcs_t *f;
int c;
#define REGISTER(_ext_) \
f = LT_MODULE_SYMBOL_ (lt_module_ext_##_ext_, get_funcs) (); \
c = lt_ext_module_singleton_char_to_int(f->get_singleton()); \
__lt_ext_modules[c] = lt_ext_module_new_with_data(#_ext_, f); \
lt_mem_add_weak_pointer(&__lt_ext_modules[c]->parent, \
(lt_pointer_t *)&__lt_ext_modules[c]);
REGISTER (t);
REGISTER (u);
#undef REGISTER
#endif /* ENABLE_MODULE */
__lt_ext_default_handler = lt_ext_module_new_with_data("default",
&__default_funcs);
lt_mem_add_weak_pointer(&__lt_ext_default_handler->parent,
(lt_pointer_t *)&__lt_ext_default_handler);
__lt_ext_modules[LT_MAX_EXT_MODULES - 2] = lt_ext_module_new_with_data("empty",
&__empty_and_wildcard_funcs);
lt_mem_add_weak_pointer(&__lt_ext_modules[LT_MAX_EXT_MODULES - 2]->parent,
(lt_pointer_t *)&__lt_ext_modules[LT_MAX_EXT_MODULES - 2]);
__lt_ext_modules[LT_MAX_EXT_MODULES - 1] = lt_ext_module_new_with_data("wildcard",
&__empty_and_wildcard_funcs);
lt_mem_add_weak_pointer(&__lt_ext_modules[LT_MAX_EXT_MODULES - 1]->parent,
(lt_pointer_t *)&__lt_ext_modules[LT_MAX_EXT_MODULES - 1]);
__lt_ext_module_initialized = TRUE;
}