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link: remove error from method

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We return a reason in errno
This commit is contained in:
Wim Taymans 2019-05-14 12:59:18 +02:00
parent 2889db8efb
commit 29164a0f54
4 changed files with 15 additions and 13 deletions
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1
src/examples/local-v4l2.c
View file

@ -357,7 +357,6 @@ static void make_nodes(struct data *data)
pw_node_find_port(data->node, PW_DIRECTION_INPUT, 0),
NULL,
NULL,
NULL,
0);
pw_link_register(data->link, NULL, NULL, NULL);

8
src/modules/module-link-factory.c
View file

@ -143,7 +143,6 @@ static void *create_object(void *_data,
uint32_t output_node_id, input_node_id;
uint32_t output_port_id, input_port_id;
struct link_data *ld;
char *error;
const char *str;
int res;
bool linger;
@ -210,7 +209,7 @@ static void *create_object(void *_data,
str = pw_properties_get(properties, "object.linger");
linger = str ? pw_properties_parse_bool(str) : false;
link = pw_link_new(core, outport, inport, NULL, properties, &error, sizeof(struct link_data));
link = pw_link_new(core, outport, inport, NULL, properties, sizeof(struct link_data));
if (link == NULL)
goto no_mem;
@ -265,8 +264,9 @@ static void *create_object(void *_data,
pw_resource_error(resource, -EINVAL, "unknown input port %u", input_port_id);
goto done;
no_mem:
pw_log_error("can't create link: %s", error);
pw_resource_error(resource, -ENOMEM, "can't create link: %s", error);
res = -errno;
pw_log_error("can't create link: %s", spa_strerror(res));
pw_resource_error(resource, res, "can't create link: %s", spa_strerror(res));
goto done;
no_bind:
pw_resource_error(resource, res, "can't bind link");

18
src/pipewire/link.c
View file

@ -1241,7 +1241,6 @@ struct pw_link *pw_link_new(struct pw_core *core,
struct pw_port *input,
struct spa_pod *format_filter,
struct pw_properties *properties,
char **error,
size_t user_data_size)
{
struct impl *impl;
@ -1349,22 +1348,27 @@ struct pw_link *pw_link_new(struct pw_core *core,
return this;
no_io:
asprintf(error, "can't set io %d (%s)", res, spa_strerror(res));
pw_log_error("can't set io %d (%s)", res, spa_strerror(res));
errno = -res;
return NULL;
same_ports:
asprintf(error, "can't link the same ports");
pw_log_error("can't link the same ports");
errno = EINVAL;
return NULL;
wrong_direction:
asprintf(error, "ports have wrong direction");
pw_log_error("ports have wrong direction");
errno = EINVAL;
return NULL;
link_exists:
asprintf(error, "link already exists");
pw_log_error("link already exists");
errno = EEXIST;
return NULL;
link_not_allowed:
asprintf(error, "link not allowed");
pw_log_error("link not allowed");
errno = EPERM;
return NULL;
no_mem:
asprintf(error, "no memory");
pw_log_error("no memory");
return NULL;
}

1
src/pipewire/link.h
View file

@ -85,7 +85,6 @@ pw_link_new(struct pw_core *core, /**< the core object */
struct pw_port *input, /**< an input port */
struct spa_pod *format_filter, /**< an optional format filter */
struct pw_properties *properties /**< extra properties */,
char **error, /**< error string when result is NULL */
size_t user_data_size /**< extra user data size */);
/** Destroy a link \memberof pw_link */