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improve error handling

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This commit is contained in:
Wim Taymans 2019-06-19 16:22:22 +02:00
parent c4f35825fe
commit 00ea15dc1f
30 changed files with 465 additions and 228 deletions
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46
src/modules/spa/module-device-factory.c
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@ -83,13 +83,14 @@ static void *create_object(void *_data,
struct pw_device *device;
const char *factory_name, *name;
struct device_data *nd;
int res;
if (properties == NULL)
goto no_properties;
goto error_properties;
factory_name = pw_properties_get(properties, SPA_KEY_FACTORY_NAME);
if (factory_name == NULL)
goto no_properties;
goto error_properties;
name = pw_properties_get(properties, PW_KEY_DEVICE_NAME);
if (name == NULL)
@ -103,8 +104,10 @@ static void *create_object(void *_data,
0,
properties,
sizeof(struct device_data));
if (device == NULL)
goto no_mem;
if (device == NULL) {
res = -errno;
goto error_device;
}
nd = pw_spa_device_get_user_data(device);
nd->device = device;
@ -120,17 +123,19 @@ static void *create_object(void *_data,
return device;
no_properties:
error_properties:
res = -EINVAL;
pw_log_error("factory %p: usage: " FACTORY_USAGE, data->this);
if (resource) {
pw_resource_error(resource, -EINVAL, "usage: " FACTORY_USAGE);
}
return NULL;
no_mem:
pw_log_error("can't create device: no memory");
if (resource) {
pw_resource_error(resource, -ENOMEM, "no memory");
}
if (resource)
pw_resource_error(resource, res, "usage: " FACTORY_USAGE);
goto error_exit;
error_device:
pw_log_error("can't create device: %s", spa_strerror(res));
if (resource)
pw_resource_error(resource, res, "can't create device: %s", spa_strerror(res));
goto error_exit;
error_exit:
errno = -res;
return NULL;
}
@ -174,6 +179,7 @@ static int module_init(struct pw_module *module, struct pw_properties *propertie
struct pw_core *core = pw_module_get_core(module);
struct pw_factory *factory;
struct factory_data *data;
int res;
factory = pw_factory_new(core,
"spa-device-factory",
@ -182,7 +188,7 @@ static int module_init(struct pw_module *module, struct pw_properties *propertie
NULL,
sizeof(*data));
if (factory == NULL)
return -ENOMEM;
return -errno;
data = pw_factory_get_user_data(factory);
data->this = factory;
@ -198,9 +204,17 @@ static int module_init(struct pw_module *module, struct pw_properties *propertie
pw_module_update_properties(module, &SPA_DICT_INIT_ARRAY(module_props));
pw_factory_register(factory, NULL, pw_module_get_global(module), NULL);
if ((res = pw_factory_register(factory,
NULL,
pw_module_get_global(module),
NULL)) < 0)
goto error_register;
return 0;
error_register:
pw_factory_destroy(factory);
return res;
}
SPA_EXPORT