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Add wcstof function

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This commit is contained in:
Alan Carvalho de Assis 2017-03-08 12:47:23 -06:00 committed by Gregory Nutt
parent 6e0afb2905
commit 2d1ace3ee5
5 changed files with 64 additions and 1 deletions
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1
include/cxx/cwchar
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@ -111,6 +111,7 @@ namespace std
using ::wcsspn;
using ::wcsstr;
using ::wcstod;
using ::wcstof;
using ::wcstok;
using ::wcstol;
using ::wcstoll;

1
include/wchar.h
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@ -215,6 +215,7 @@ size_t wcsrtombs(FAR char *, FAR const wchar_t **, size_t,
size_t wcsspn(FAR const wchar_t *, FAR const wchar_t *);
FAR wchar_t *wcsstr(FAR const wchar_t *, FAR const wchar_t *);
double wcstod(FAR const wchar_t *, FAR wchar_t **);
float wcstof(FAR const wchar_t *, FAR wchar_t **);
FAR wchar_t *wcstok(FAR wchar_t *, FAR const wchar_t *, FAR wchar_t **);
long int wcstol(FAR const wchar_t *, FAR wchar_t **, int);
long double wcstold(FAR const wchar_t *, FAR wchar_t **);

1
libc/libc.csv
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@ -202,6 +202,7 @@
"wcsftime","wchar.h","defined(CONFIG_LIBC_WCHAR)","size_t","FAR wchar_t *","size_t","FAR const wchar_t *","FAR const struct tm *"
"wcslcpy","wchar.h","defined(CONFIG_LIBC_WCHAR)","size_t","FAR const wchar_t *","FAR const wchar_t *","size_t"
"wcslen","wchar.h","defined(CONFIG_LIBC_WCHAR)","size_t","FAR const wchar_t *"
"wcstof","wchar.h","defined(CONFIG_LIBC_WCHAR)","float","FAR const wchar_t *","FAR wchar_t **"
"wcstol","wchar.h","defined(CONFIG_LIBC_WCHAR)","long int","FAR const wchar_t *","FAR wchar_t **","int"
"wcstold","wchar.h","defined(CONFIG_LIBC_WCHAR)","long double","FAR const wchar_t *","FAR wchar_t **"
"wcstoll","wchar.h","defined(CONFIG_LIBC_WCHAR)","long long int","FAR const wchar_t *","FAR wchar_t **","int"

Can't render this file because it has a wrong number of fields in line 2.

2
libc/wchar/Make.defs
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@ -41,7 +41,7 @@ CSRCS += lib_wcscmp.c lib_wcslen.c lib_wmemchr.c lib_wmemcmp.c
CSRCS += lib_wmemcpy.c lib_wmemmove.c lib_wmemset.c lib_btowc.c
CSRCS += lib_mbrtowc.c lib_wctob.c lib_wcslcpy.c lib_wcsxfrm.c
CSRCS += lib_wcrtomb.c lib_wcsftime.c lib_wcscoll.c lib_wcstol.c
CSRCS += lib_wcstoll.c lib_wcstoul.c lib_wcstold.c
CSRCS += lib_wcstoll.c lib_wcstoul.c lib_wcstold.c lib_wcstof.c
# Add the wchar directory to the build

60
libc/wchar/lib_wcstof.c Normal file
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@ -0,0 +1,60 @@
/****************************************************************************
* libc/wchar/lib_wcstof.c
*
* Copyright (c)1999 Citrus Project,
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <stdlib.h>
#include <wchar.h>
#ifdef CONFIG_LIBC_WCHAR
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: wcslen
*
* Description:
* The wcstof() function is the wide-character equivalent of the strtof()
* function. It converts a wchar string to long long value.
*
****************************************************************************/
float wcstof(FAR const wchar_t *nptr, FAR wchar_t **endptr)
{
return strtof((FAR const char *)nptr, (FAR char **)endptr);
}
#endif /* CONFIG_LIBC_WCHAR */