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Add inttypes.h
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2989 42af7a65-404d-4744-a932-0658087f49c3
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3 changed files with 191 additions and 3 deletions
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include/inttypes.h
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190
include/inttypes.h
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/****************************************************************************
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* include/inttypes.h
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*
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* Copyright (C) 2010 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __INCLUDE_INTTYPES_H
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#define __INCLUDE_INTTYPES_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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/* Notes from www.opengroup.org:
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*
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* "The <inttypes.h> header shall include the <stdint.h> header."
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*/
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#include <stdint.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* "The following macros shall be defined. Each expands to a character string
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* literal containing a conversion specifier, possibly modified by a lengt
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* modifier, suitable for use within the format argument of a formatted
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* input/output function when converting the corresponding integer type.
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* These macros have the general form of PRI (character string literals for
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* the fprintf() and fwprintf() family of functions) or SCN (character string
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* literals for the fscanf() and fwscanf() family of functions), followed by
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* the conversion specifier, followed by a name corresponding to a similar
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* type name in <stdint.h>. In these names, N represents the width of the
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* type as described in <stdint.h>. For example, PRIdFAST32 can be used in a
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* format string to print the value of an integer of type int_fast32_t.
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*
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* "The fprintf() macros for signed integers are:
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*
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* PRIdN
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* PRIdLEASTN
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* PRIdFASTN
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* PRIdMAX
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* PRIdPTR
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*
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* PRIiN
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* PRIiLEASTN
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* PRIiFASTN
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* PRIiMAX
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* PRIiPTR
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*
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* "The fprintf() macros for unsigned integers are:
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*
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* PRIoN
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* PRIoLEASTN
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* PRIoFASTN
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* PRIoMAX
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* PRIoPTR
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*
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* PRIuN
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* PRIuLEASTN
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* PRIuFASTN
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* PRIuMAX
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* PRIuPTR
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*
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* PRIxN
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* PRIxLEASTN
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* PRIxFASTN
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* PRIxMAX
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* PRIxPTR
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*
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* PRIXN
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* PRIXLEASTN
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* PRIXFASTN
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* PRIXMAX
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* PRIXPTR
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*
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* "The fscanf() macros for signed integers are:
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*
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* SCNdN
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* SCNdLEASTN
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* SCNdFASTN
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* SCNdMAX
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* SCNdPTR
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*
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* SCNiN
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* SCNiLEASTN
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* SCNiFASTN
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* SCNiMAX
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* SCNiPTR
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*
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* "The fscanf() macros for unsigned integers are:
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*
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* SCNoN
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* SCNoLEASTN
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* SCNoFASTN
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* SCNoMAX
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* SCNoPTR
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*
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* SCNuN
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* SCNuLEASTN
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* SCNuFASTN
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* SCNuMAX
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* SCNuPTR
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*
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* SCNxN
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* SCNxLEASTN
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* SCNxFASTN
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* SCNxMAX
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* SCNxPTR
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*
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* "For each type that the implementation provides in <stdint.h>, the
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* corresponding fprintf() and fwprintf() macros shall be defined and the
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* corresponding fscanf() and fwscanf() macros shall be defined unless the
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* implementation does not have a suitable modifier for the type.
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*/
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/****************************************************************************
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* Type Definitions
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****************************************************************************/
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/* "The <inttypes.h> header shall include a definition of at least the
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* following type:
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*
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* imaxdiv_t
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* Structure type that is the type of the value returned by the imaxdiv()
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* function.
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*/
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typedef void *imaxdiv_t; /* Dummy type since imaxdiv is not yet supported */
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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#ifdef __cplusplus
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#define EXTERN extern "C"
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extern "C" {
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#else
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#define EXTERN extern
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#endif
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/* "The following shall be declared as functions and may also be defined as
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* macros. Function prototypes shall be provided."
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*/
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EXTERN intmax_t imaxabs(intmax_t);
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EXTERN imaxdiv_t imaxdiv(intmax_t, intmax_t);
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EXTERN intmax_t strtoimax(const char *, char **, int);
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EXTERN uintmax_t strtoumax(const char *, char **, int);
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#if 0 /* No wchar_t */
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EXTERN intmax_t wcstoimax(const wchar_t *, wchar_t **, int);
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EXTERN uintmax_t wcstoumax(const wchar_t *, wchar_t **, int);
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#endif
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#undef EXTERN
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#ifdef __cplusplus
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}
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#endif
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#endif /* __INCLUDE_INTTYPES_H */
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@ -153,7 +153,6 @@ EXTERN long int labs(long int j);
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#ifdef CONFIG_HAVE_LONG_LONG
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EXTERN long long int llabs(long long int j);
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#endif
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EXTERN intmax_t imaxabs(intmax_t j);
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/* Sorting */
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@ -38,8 +38,7 @@
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************************************************************************/
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#include <nuttx/config.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <inttypes.h>
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/************************************************************************
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* Global Functions
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