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| author | Matt Johnston <matt@codeconstruct.com.au> | 2021-06-15 11:49:26 +0800 |
|---|---|---|
| committer | Luca Boccassi <luca.boccassi@gmail.com> | 2021-06-15 11:29:44 +0100 |
| commit | e65357b6585629ee2138e53d02face3914621a2e (patch) | |
| tree | 7e044956c68c4a720eb4bcbe9978a63cb3f70535 | |
| parent | 21d03e6c631436bfe1f4577a7e3f027f817b8a7b (diff) | |
| download | systemd-e65357b6585629ee2138e53d02face3914621a2e.tar.gz | |
man: fix sd_bus_add_node_enumerator() ret_nodes
ret_nodes is NULL terminated, the return value isn't a count.
| -rw-r--r-- | man/sd_bus_add_node_enumerator.xml | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/man/sd_bus_add_node_enumerator.xml b/man/sd_bus_add_node_enumerator.xml index da3989ef94..c6beb1dcd1 100644 --- a/man/sd_bus_add_node_enumerator.xml +++ b/man/sd_bus_add_node_enumerator.xml @@ -58,8 +58,9 @@ <para><parameter>callback</parameter> is called with the path and userdata pointer registered with <function>sd_bus_add_node_enumerator()</function>. When called, it should store all the - child object paths of the given path prefix in <parameter>ret_nodes</parameter> and return the - number of child objects under the given prefix. If an error occurs, it can either return a + child object paths of the given path prefix in <parameter>ret_nodes</parameter> with a NULL + terminator item. The callback should return a non-negative value on success. + If an error occurs, it can either return a negative integer, set <parameter>ret_error</parameter> to a non-empty error or do both. Any errors returned by the callback are encoded as D-Bus errors and sent back to the caller. Errors in <parameter>ret_error</parameter> take priority over negative return values.</para> |