incubator-nuttx/include/cxx/cstdlib

//***************************************************************************
// include/cxx/cstdlib
//
//   Copyright (C) 2009, 2012, 2015-2017 Gregory Nutt. All rights reserved.
//   Author: Gregory Nutt <gnutt@nuttx.org>
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in
//    the documentation and/or other materials provided with the
//    distribution.
// 3. Neither the name NuttX nor the names of its contributors may be
//    used to endorse or promote products derived from this software
//    without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
//***************************************************************************

#ifndef __INCLUDE_CXX_CSTDLIB
#define __INCLUDE_CXX_CSTDLIB

//***************************************************************************
// Included Files
//***************************************************************************

#include <nuttx/config.h>
#include <stdlib.h>

//***************************************************************************
// Namespace
//***************************************************************************

namespace std
{
  // Random number generation

  using ::srand;
  using ::rand;
  using ::random;

#ifndef CONFIG_DISABLE_ENVIRON
  // Environment variable support

  using ::get_environ_ptr;
  using ::getenv;
  using ::putenv;
  using ::clearenv;
  using ::setenv;
  using ::unsetenv;
#endif

  // Process exit functions

  using ::exit;
  using ::abort;
#ifdef CONFIG_SCHED_ATEXIT
  using ::atexit;
#endif
#ifdef CONFIG_SCHED_ONEXIT
  using ::on_exit;
#endif

#ifndef __KERNEL__
  // System command

  using ::system;
#endif

  // String to binary conversions

  using ::strtol;
  using ::strtoul;
#ifdef CONFIG_HAVE_LONG_LONG
  using ::strtoll;
  using ::strtoull;
#endif
  using ::strtof;
#ifdef CONFIG_HAVE_DOUBLE
  using ::strtod;
#endif
#ifdef CONFIG_HAVE_LONG_DOUBLE
  using ::strtold;
#endif

  // Binary to string conversions

  using ::itoa;

  // Wide character operations

#ifdef CONFIG_LIBC_WCHAR
  using ::mbtowc;
  using ::wctomb;
#endif

  // Memory Management

  using ::malloc;
  using ::free;
  using ::realloc;
  using ::memalign;
  using ::zalloc;
  using ::calloc;
  using ::mallinfo;

#ifdef CONFIG_PSEUDOTERM
  // Pseudo-Terminals

#ifdef CONFIG_PSEUDOTERM_SUSV1
  using ::ptsname;
  using ::ptsname_r;
#endif
  using ::unlockpt;
#endif

  // Arithmetic

  using ::abs;
  using ::labs;
#ifdef CONFIG_HAVE_LONG_LONG
  using ::llabs;
#endif

#ifdef CONFIG_CAN_PASS_STRUCTS
  using ::div;
  using ::ldiv;
#ifdef CONFIG_HAVE_LONG_LONG
  using ::lldiv;
#endif
#endif

  // Temporary files

  using ::mktemp;
  using ::mkstemp;

  // Sorting

  using ::qsort;

  // Binary search

  using ::bsearch;
}

#endif // __INCLUDE_CXX_CSTDLIB