clRetainCommandQueue - Increments the command_queue reference count.

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       Returns CL_SUCCESS if the function executed successfully, or one of the errors below:

       •   CL_INVALID_COMMAND_QUEUE if command_queue is not a valid command-queue.

       •   CL_OUT_OF_RESOURCES if there is a failure to allocate resources required by the OpenCL implementation
           on the device.

       •   CL_OUT_OF_HOST_MEMORY if there is a failure to allocate resources required by the OpenCL
           implementation on the host.

       clRetainCommandQueue - Increments the command_queue reference count.

       cl_intclRetainCommandQueue(cl_command_queuecommand_queue);

        1. OpenCL Specification
           page 62, section 5.1 - Command Queues

The Khronos Group                                  11/18/2024                         CLRETAINCOMMANDQUEUE(3clc)

command_queue
           Specifies the command-queue to retain.

clCreateCommandQueue(3clc), clGetCommandQueueInfo(3clc), clReleaseCommandQueue(3clc)

OpenCLSpecification[1]