/*
* public interface
*/
struct dm_config_tree *config_file_open(const char *filename, int keep_open)
{
struct dm_config_tree *cft = dm_config_create();
struct config_file *cf;
if (!cft)
return NULL;
cf = dm_pool_zalloc(cft->mem, sizeof(struct config_file));
if (!cf) goto fail;
cf->timestamp = 0;
cf->exists = 0;
cf->keep_open = keep_open;
dm_config_set_custom(cft, cf);
if (filename &&
!(cf->filename = dm_pool_strdup(cft->mem, filename))) {
log_error("Failed to duplicate filename.");
goto fail;
}
return cft;
fail:
dm_config_destroy(cft);
return NULL;
}
struct dm_config_tree *dm_config_from_string(const char *config_settings)
{
struct dm_config_tree *cft;
if (!(cft = dm_config_create()))
return_NULL;
if (!dm_config_parse(cft, config_settings, config_settings + strlen(config_settings))) {
dm_config_destroy(cft);
return_NULL;
}
return cft;
}
struct dm_config_tree *dm_config_flatten(struct dm_config_tree *cft)
{
struct dm_config_tree *res = dm_config_create(), *done = NULL, *current = NULL;
if (!res)
return_NULL;
while (done != cft) {
current = cft;
while (current->cascade != done)
current = current->cascade;
_enumerate("", current->root, _override_path, res);
done = current;
}
return res;
}
/*
* public interface
*/
struct dm_config_tree *config_open(config_source_t source,
const char *filename,
int keep_open)
{
struct dm_config_tree *cft = dm_config_create();
struct config_source *cs;
struct config_file *cf;
if (!cft)
return NULL;
if (!(cs = dm_pool_zalloc(cft->mem, sizeof(struct config_source)))) {
log_error("Failed to allocate config source.");
goto fail;
}
if ((source == CONFIG_FILE) || (source == CONFIG_PROFILE)) {
if (!(cf = dm_pool_zalloc(cft->mem, sizeof(struct config_file)))) {
log_error("Failed to allocate config file.");
goto fail;
}
cf->keep_open = keep_open;
if (filename &&
!(cf->filename = dm_pool_strdup(cft->mem, filename))) {
log_error("Failed to duplicate filename.");
goto fail;
}
cs->source.file = cf;
}
cs->type = source;
dm_config_set_custom(cft, cs);
return cft;
fail:
dm_config_destroy(cft);
return NULL;
}
