px4-firmware/nuttx/mm/mm_environment.h

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/****************************************************************************
* mm/mm_environment.h
*
* Copyright (C) 2007-2009, 2011 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 __MM_MM_ENVIRONMENT_H
#define __MM_MM_ENVIRONMENT_H
/****************************************************************************
* Included Files
****************************************************************************/
/* The platform configuratioin file will not be included when the memory
* manager is built for the host-based test harness.
*/
#ifndef MM_TEST
# include <nuttx/config.h>
# include <nuttx/compiler.h>
# include <sys/types.h>
# include <stdlib.h>
# include <string.h>
# include <debug.h>
# include <errno.h>
# include <assert.h>
# include <nuttx/mm.h>
#else
# include <sys/types.h>
# include <string.h>
# include <assert.h>
#endif
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Special definitions used when the memory mnager is built for the host-
* based test harness.
*/
#ifdef MM_TEST
/* Fake NuttX dependencies */
# define FAR /* Normally in compiler.h */
# define CONFIG_CPP_HAVE_VARARGS 1 /* Normally in compiler.h */
# define CONFIG_MM_REGIONS 2 /* Normally in config.h */
# undef CONFIG_MM_SMALL /* Normally in config.h */
# define CONFIG_CAN_PASS_STRUCTS 1 /* Normally in config.h */
# undef CONFIG_SMALL_MEMORY /* Normally in config.h */
extern void mm_addregion(FAR void *heapstart, size_t heapsize);
/* Use the real system errno */
# define mm_errno errno
/* When built for the test harness, we change the names of the exported
* functions so that they do not collide with the host libc names.
*/
# define malloc mm_malloc
# define memalign mm_memalign
# define realloc mm_realloc
# define zalloc mm_zalloc
# define calloc mm_calloc
# define free mm_free
/* Use normal libc assertion functions */
# undef ASSERT
# define ASSERT(e) assert(e)
# undef DEBUGASSERT
# define DEBUGASSERT(e) assert(e)
/* Debug macros are always on */
# define CONFIG_DEBUG
# undef mdbg
# define mdbg(format, arg...) printf(format, ##arg)
# undef mvdg
# define mvdbg(format, arg...) printf(format, ##arg)
#else
# define mm_errno get_errno()
#endif
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#endif /* __MM_MM_ENVIRONMENT_H */