rtl-error.c

/*
 *  COPYRIGHT (c) 2012 Chris Johns <chrisj@rtems.org>
 *
 *  The license and distribution terms for this file may be
 *  found in the file LICENSE in this distribution or at
 *  http://www.rtems.com/license/LICENSE.
 */
/**
 * @file
 *
 * @ingroup rtl
 *
 * @brief RTEMS Run-Time Linker Error
 */

#if HAVE_CONFIG_H
#include "config.h"
#endif

#include <stdio.h>
#include <stdarg.h>

#include <rtl.h>
#include "rtl-error.h"

void
rtems_rtl_set_error (int error, const char* format, ...)
{
  rtems_rtl_data_t* rtl = rtems_rtl_lock ();
  va_list           ap;
  va_start (ap, format);
  rtl->last_errno = error;
  vsnprintf (rtl->last_error, sizeof (rtl->last_error), format, ap);
  rtems_rtl_unlock ();
  va_end (ap);
}

int
rtems_rtl_get_error (char* message, size_t max_message)
{
  rtems_rtl_data_t* rtl = rtems_rtl_lock ();
  int               last_errno = rtl->last_errno;
  strncpy (message, rtl->last_error, sizeof (rtl->last_error));
  rtems_rtl_unlock ();
  return last_errno;
}