====== OSA : OS_Smsg_Wait ======
<color blue>**OS_Smsg_Wait (smsg, os_smsg_type_var)**</color>\\ 
=== ===

{{osa:ref:attr_call_task.png|Allowed only in task}}{{osa:ref:attr_call_ct_sw.png|Switches context}}

Wait for simple message.

=== Call allowed: ===
Only in task


=== Parameters: ===
{| class = "fpl"
|-
|//''smsg''//
|Simple message descriptor. Variable of ##[[en:osa:ref:description:data_types#OST_SMSG|OST_SMSG]]## type
|-
|//''os_smsg_type_var''//
|Variable of ##[[en:osa:ref:description:data_types#OST_SMSG|OST_SMSG]]## type, where simple message will be placed
|}


=== Returns: ===
nothing

=== Example: ===
<code cpp>
OST_SMSG smsg;

void Task (void)
{
    OST_SMSG mysmsg;
    for (;;) {
        /*...*/
        OS_Smsg_Wait(smsg, mysmsg);  // Wait for simple message and store it
                                     // into mysmsg
        /*...*/
    }
}
</code>


=== Old style name ===
<color gray>**OS_WaitSMsg**</color>\\ 








=== See also ===
  * [[en:osa:ref:allservices:OS_Smsg_Create|OS_Smsg_Create]]

  * [[en:osa:ref:allservices:OS_Smsg_Send|OS_Smsg_Send]]
  * [[en:osa:ref:allservices:OS_Smsg_Send_TO|OS_Smsg_Send_TO]]
  * [[en:osa:ref:allservices:OS_Smsg_Send_Now|OS_Smsg_Send_Now]]


  * [[en:osa:ref:allservices:OS_Smsg_Check|OS_Smsg_Check]]
  * [[en:osa:ref:allservices:OS_Smsg_Accept|OS_Smsg_Accept]]

  * [[en:osa:ref:allservices:OS_Smsg_Wait_TO|OS_Smsg_Wait_TO]]

----
  * [[en:osa:ref:services:alphabetical|Alphabetical]]
  * [[en:osa:ref:services:brieflist|All services]]
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