c/src/lib/libc/termiosreserveresources.c


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/*
 *  Reserve enough resources to open every physical device once.
 *
 * $Id$
 */

#include <rtems.h>

static int first_time;   /* assumed to be zeroed by BSS initialization */

void rtems_termios_reserve_resources (
  rtems_configuration_table *configuration,
  rtems_unsigned32           number_of_devices
)
{
        rtems_api_configuration_table *rtems_config;

        if (!configuration)
                rtems_fatal_error_occurred (0xFFF0F001);
        rtems_config = configuration->RTEMS_api_configuration;
        if (!rtems_config)
                rtems_fatal_error_occurred (0xFFF0F002);
        if (!first_time)
                rtems_config->maximum_semaphores += 1;
        first_time = 1;
        rtems_config->maximum_semaphores += (4 * number_of_devices);
}