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Add iswctype, towlower, towupper and wcsftime functions

This commit is contained in:
Alan Carvalho de Assis 2016-10-19 07:49:33 -06:00 committed by Gregory Nutt
parent 53700fc71f
commit b852bb3403
10 changed files with 375 additions and 6 deletions
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2
include/wchar.h
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@ -48,7 +48,7 @@
#include <stddef.h>
/* REVISIT: Moving the idempotence to this location resolves a circular
* dependency problem with stdlib.h which gets included indirectory and
* dependency problem with stdlib.h which gets included indirectly and
* needs wchar_t.
*/

16
libc/libc.csv
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@ -60,6 +60,19 @@
"inet_ntoa","arpa/inet.h","defined(CONFIG_NET_IPv4) && defined(CONFIG_CAN_PASS_STRUCTS)","FAR char","struct in_addr"
"inet_ntop","arpa/inet.h","","FAR const char","int","FAR const void *","FAR char *","socklen_t"
"inet_pton","arpa/inet.h","","int","int","FAR const char *","FAR void *"
"iswalnum","wctype.h","defined(CONFIG_LIBC_WCHAR)","int","wint_t"
"iswalpha","wctype.h","defined(CONFIG_LIBC_WCHAR)","int","wint_t"
"iswblank","wctype.h","defined(CONFIG_LIBC_WCHAR)","int","wint_t"
"iswcntrl","wctype.h","defined(CONFIG_LIBC_WCHAR)","int","wint_t"
"iswctype","wctype.h","defined(CONFIG_LIBC_WCHAR)","int","wint_t", "wctype_t"
"iswdigit","wctype.h","defined(CONFIG_LIBC_WCHAR)","int","wint_t"
"iswgraph","wctype.h","defined(CONFIG_LIBC_WCHAR)","int","wint_t"
"iswlower","wctype.h","defined(CONFIG_LIBC_WCHAR)","int","wint_t"
"iswprint","wctype.h","defined(CONFIG_LIBC_WCHAR)","int","wint_t"
"iswpunct","wctype.h","defined(CONFIG_LIBC_WCHAR)","int","wint_t"
"iswspace","wctype.h","defined(CONFIG_LIBC_WCHAR)","int","wint_t"
"iswupper","wctype.h","defined(CONFIG_LIBC_WCHAR)","int","wint_t"
"iswxdigit","wctype.h","defined(CONFIG_LIBC_WCHAR)","int","wint_t"
"labs","stdlib.h","","long int","long int"
"lib_dumpbuffer","debug.h","","void","FAR const char *","FAR const uint8_t *","unsigned int"
"lio_listio","aio.h","defined(CONFIG_FS_AIO)","int","int","FAR struct aiocb *const []|FAR struct aiocb *const *","int","FAR struct sigevent *"
@ -166,6 +179,8 @@
"tcsetattr","termios.h","CONFIG_NFILE_DESCRIPTORS > 0 && defined(CONFIG_SERIAL_TERMIOS)","int","int","int","FAR const struct termios *"
"telldir","dirent.h","CONFIG_NFILE_DESCRIPTORS > 0","off_t","FAR DIR *"
"time","time.h","","time_t","time_t *"
"towlower","wchar.h","defined(CONFIG_LIBC_WCHAR)","wint_t","wint_t"
"towupper","wchar.h","defined(CONFIG_LIBC_WCHAR)","wint_t","wint_t"
"ub16divub16","fixedmath.h","!defined(CONFIG_HAVE_LONG_LONG)","ub16_t","ub16_t","ub16_t"
"ub16mulub16","fixedmath.h","!defined(CONFIG_HAVE_LONG_LONG)","ub16_t","ub16_t","ub16_t"
"ub16sqr","fixedmath.h","!defined(CONFIG_HAVE_LONG_LONG)","ub16_t","ub16_t"
@ -181,6 +196,7 @@
"wcrtomb","wchar.h","defined(CONFIG_LIBC_WCHAR)","size_t","FAR char *","wchar_t","mbstate_t *"
"wcscmp","wchar.h","defined(CONFIG_LIBC_WCHAR)","int","FAR const wchar_t *","FAR const wchar_t *"
"wcscoll","wchar.h","defined(CONFIG_LIBC_WCHAR)","int","FAR const wchar_t *","FAR const wchar_t *"
"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 *"
"wcsxfrm","wchar.h","defined(CONFIG_LIBC_WCHAR)","size_t","wchar_t *","FAR const wchar_t *","size_t"

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

7
libc/wchar/Make.defs
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@ -37,9 +37,10 @@ ifeq ($(CONFIG_LIBC_WCHAR),y)
# Add the internal C files to the build
CSRCS += lib_wcscmp.c lib_wcslen.c lib_wmemchr.c lib_wmemcmp.c lib_wmemcpy.c
CSRCS += lib_wmemmove.c lib_wmemset.c lib_btowc.c lib_mbrtowc.c lib_wctob.c
CSRCS +=lib_wcslcpy.c lib_wcsxfrm.c lib_wcrtomb.c
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
# Add the wchar directory to the build

57
libc/wchar/lib_wcsftime.c Normal file
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@ -0,0 +1,57 @@
/****************************************************************************
* libc/wchar/lib_wcsftime.c
*
* Copyright (C) 2014 Gregory Nutt. All rights reserved.
* Author: Alan Carvalho de Assis <acassis@gmail.com>
*
* 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <time.h>
/****************************************************************************
* Public Functions
****************************************************************************/
#ifdef CONFIG_LIBC_WCHAR
size_t wcsftime(FAR wchar_t *s, size_t maxsize, FAR const wchar_t *format,
FAR const struct tm *tim_p)
{
/* REVISIT: We can't just use the wide character string... We need to
* convert it to a normal C string first.
*/
return strftime((FAR char *)s, maxsize, (FAR char *)format, tim_p);
}
#endif

1
libc/wchar/lib_wcsxfrm.c
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@ -7,6 +7,7 @@
* 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

3
libc/wctype/Make.defs
View File

@ -37,7 +37,7 @@ ifeq ($(CONFIG_LIBC_WCHAR),y)
# Add the internal C files to the build
CSRCS += lib_wctype.c
CSRCS += lib_wctype.c lib_iswctype.c lib_towlower.c lib_towupper.c
# Add the wctype directory to the build
@ -45,4 +45,3 @@ DEPPATH += --dep-path wctype
VPATH += :wctype
endif

161
libc/wctype/lib_iswctype.c Normal file
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@ -0,0 +1,161 @@
/****************************************************************************
* libc/wctype/lib_iswctype.c
*
* Copyright (c) 2002 Red Hat Incorporated.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 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.
*
* The name of Red Hat Incorporated may not 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 RED HAT INCORPORATED 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 <string.h>
#include <ctype.h>
#include <wctype.h>
#include <errno.h>
#ifdef CONFIG_LIBC_WCHAR
/****************************************************************************
* Public Functions
****************************************************************************/
int iswalnum(wint_t c)
{
return (iswalpha(c) || iswdigit(c));
}
int iswalpha(wint_t c)
{
return (c < (wint_t)0x100 ? isalpha(c) : 0);
}
int iswblank(wint_t c)
{
return (c < (wint_t)0x100 ? isblank(c) : 0);
}
int iswcntrl(wint_t c)
{
return (c < (wint_t)0x100 ? iscntrl(c) : 0);
}
int iswdigit(wint_t c)
{
return (c >= (wint_t)'0' && c <= (wint_t)'9');
}
int iswgraph(wint_t c)
{
return (iswprint(c) && !iswspace(c));
}
int iswlower(wint_t c)
{
return (towupper(c) != c);
}
int iswprint(wint_t c)
{
return (c < (wint_t) 0x100 ? isprint(c) : 0);
}
int iswpunct(wint_t c)
{
return (!iswalnum(c) && iswgraph(c));
}
int iswspace(wint_t c)
{
return (c < 0x100 ? isspace(c) : 0);
}
int iswupper(wint_t c)
{
return (towlower(c) != c);
}
int iswxdigit(wint_t c)
{
return ((c >= (wint_t)'0' && c <= (wint_t)'9') ||
(c >= (wint_t)'a' && c <= (wint_t)'f') ||
(c >= (wint_t)'A' && c <= (wint_t)'F'));
}
int iswctype(wint_t c, wctype_t desc)
{
switch (desc)
{
case WC_ALNUM:
return iswalnum(c);
case WC_ALPHA:
return iswalpha(c);
case WC_BLANK:
return iswblank(c);
case WC_CNTRL:
return iswcntrl(c);
case WC_DIGIT:
return iswdigit(c);
case WC_GRAPH:
return iswgraph(c);
case WC_LOWER:
return iswlower(c);
case WC_PRINT:
return iswprint(c);
case WC_PUNCT:
return iswpunct(c);
case WC_SPACE:
return iswspace(c);
case WC_UPPER:
return iswupper(c);
case WC_XDIGIT:
return iswxdigit(c);
default:
return 0; /* eliminate warning */
}
/* Otherwise unknown */
return 0;
}
#endif

66
libc/wctype/lib_towlower.c Normal file
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@ -0,0 +1,66 @@
/****************************************************************************
* libc/wchar/lib_towlower.c
*
* Copyright (c) 2002 Red Hat Incorporated.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 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.
*
* The name of Red Hat Incorporated may not 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 RED HAT INCORPORATED 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 <string.h>
#include <wchar.h>
#include <ctype.h>
#include <wctype.h>
#ifdef CONFIG_LIBC_WCHAR
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: towlower
*
* Description:
* The towlower() function is the wide-character equivalent of the
* tolower() function. If c is an uppercase wide character, and there
* exists a lowercase equivalent in the current locale, it returns the
* lowercase equivalent of c. This current code don't use locale.
*
****************************************************************************/
wint_t towlower(wint_t c)
{
return (c < (wint_t)0x00ff ? (wint_t)tolower((int)c) : c);
}
#endif

66
libc/wctype/lib_towupper.c Normal file
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@ -0,0 +1,66 @@
/****************************************************************************
* libc/wchar/lib_towupper.c
*
* Copyright (c) 2002 Red Hat Incorporated.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 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.
*
* The name of Red Hat Incorporated may not 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 RED HAT INCORPORATED 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 <string.h>
#include <wchar.h>
#include <ctype.h>
#include <wctype.h>
#ifdef CONFIG_LIBC_WCHAR
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: towupper
*
* Description:
* The towupper() function is the wide-character equivalent of the
* toupper() function. If c is an lowercase wide character, and there
* exists a uppercase equivalent in the current locale, it returns the
* uppercase equivalent of c. This current code don't use locale.
*
****************************************************************************/
wint_t towupper(wint_t c)
{
return (c < (wint_t)0x00ff ? (wint_t)toupper((int)c) : c);
}
#endif

2
libc/wctype/lib_wctype.c
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@ -35,6 +35,8 @@
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <string.h>
#include <wctype.h>
#include <errno.h>