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[rcl action] Wait set support for action clients (restrictive).

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This commit is contained in:
Michel Hidalgo 2018-11-06 12:01:48 -03:00
parent 89563623f7
commit e2ee3c5475
2 changed files with 106 additions and 3 deletions
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8
rcl_action/include/rcl_action/wait.h
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@ -27,13 +27,13 @@ extern "C"
/// Add a rcl_action_client_t to a wait set.
/**
* This function will add the underlying service clients and subscriber to the wait set.
* This function will add the underlying service clients and subscribers to the wait set.
*
* This function behaves similar to adding subscriptions to the wait set, but will add
* four elements:
* five elements:
*
* - Three service clients
* - One subscriber
* - Two subscribers
*
* \see rcl_wait_set_add_subscription
*
@ -199,6 +199,8 @@ rcl_action_server_wait_set_get_num_entities(
* \param[out] is_result_response_ready `true` if there is a result response message ready
* to take, `false` otherwise
* \return `RCL_RET_OK` if call is successful, or
* \return `RCL_RET_WAIT_SET_INVALID` if the wait set is zero initialized or not used
* for the action client alone, or
* \return `RCL_RET_INVALID_ARGUMENT` if any arguments are invalid, or
* \return `RCL_RET_ACTION_CLIENT_INVALID` if the action client is invalid, or
* \return `RCL_RET_ERROR` if an unspecified error occurs.