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2011-02-01 Ralf Corsepius <ralf.corsepius@rtems.org>

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* libmisc/stringto/stringtolong.c,
	libmisc/stringto/stringtolonglong.c,
	libmisc/stringto/stringtounsignedlong.c,
	libmisc/stringto/stringtounsignedlonglong.c:
	Rework.
This commit is contained in:
Ralf Corsepius
2011-02-01 02:32:46 +00:00
parent 0566429284
commit 2f8f4950fc
5 changed files with 180 additions and 26 deletions
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50
cpukit/libmisc/stringto/stringtolonglong.c
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@@ -2,6 +2,8 @@
* COPYRIGHT (c) 2009.
* On-Line Applications Research Corporation (OAR).
*
* Copyright (c) 2011 Ralf Corsépius, Ulm, Germany.
*
* 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.
@@ -13,13 +15,47 @@
#include "config.h"
#endif
#include <errno.h>
#include <stdlib.h>
#include <limits.h>
#include <rtems/stringto.h>
/*
* Instantiate an error checking wrapper for strtoll (long long)
*/
#define STRING_TO_INTEGER
#define STRING_TO_TYPE long long
#define STRING_TO_NAME rtems_string_to_long_long
#define STRING_TO_METHOD strtoll
#define STRING_TO_MIN LONG_LONG_MIN
#define STRING_TO_MAX LONG_LONG_MAX
#include "stringto_template.h"
rtems_status_code rtems_string_to_long_long (
const char *s,
long long *n,
char **endptr,
int base
)
{
long long result;
char *end;
if ( !n )
return RTEMS_INVALID_ADDRESS;
errno = 0;
*n = 0;
result = strtoll( s, &end, base );
if ( endptr )
*endptr = end;
if ( end == s )
return RTEMS_NOT_DEFINED;
if ( (result == LONG_LONG_MAX) && (errno == ERANGE) )
return RTEMS_INVALID_NUMBER;
if ( (result == LONG_LONG_MIN) && (errno == ERANGE) )
return RTEMS_INVALID_NUMBER;
*n = result;
return RTEMS_SUCCESSFUL;
}