Add mblen(3).
This commit is contained in:
parent
bf66d5bb76
commit
ee4acf731c
|
@ -78,6 +78,7 @@ ldiv.o \
|
||||||
lldiv.o \
|
lldiv.o \
|
||||||
localtime.o \
|
localtime.o \
|
||||||
localtime_r.o \
|
localtime_r.o \
|
||||||
|
mblen.o \
|
||||||
mbrlen.o \
|
mbrlen.o \
|
||||||
mbrtowc.o \
|
mbrtowc.o \
|
||||||
mbsrtowcs.o \
|
mbsrtowcs.o \
|
||||||
|
|
|
@ -81,6 +81,7 @@ ldiv_t ldiv(long, long);
|
||||||
long long llabs(long long);
|
long long llabs(long long);
|
||||||
lldiv_t lldiv(long long, long long);
|
lldiv_t lldiv(long long, long long);
|
||||||
void* malloc(size_t);
|
void* malloc(size_t);
|
||||||
|
int mblen(const char*, size_t);
|
||||||
size_t mbstowcs(wchar_t* __restrict, const char* __restrict, size_t);
|
size_t mbstowcs(wchar_t* __restrict, const char* __restrict, size_t);
|
||||||
int mbtowc(wchar_t *__restrict, const char* __restrict, size_t);
|
int mbtowc(wchar_t *__restrict, const char* __restrict, size_t);
|
||||||
#if !defined(_SORTIX_SOURCE)
|
#if !defined(_SORTIX_SOURCE)
|
||||||
|
@ -132,7 +133,6 @@ long jrand48(unsigned short [3]);
|
||||||
char* l64a(long);
|
char* l64a(long);
|
||||||
void lcong48(unsigned short [7]);
|
void lcong48(unsigned short [7]);
|
||||||
long lrand48(void);
|
long lrand48(void);
|
||||||
int mblen(const char*, size_t);
|
|
||||||
char* mkdtemp(char*);
|
char* mkdtemp(char*);
|
||||||
int mkstemp(char*);
|
int mkstemp(char*);
|
||||||
long mrand48(void);
|
long mrand48(void);
|
||||||
|
|
|
@ -0,0 +1,43 @@
|
||||||
|
/*******************************************************************************
|
||||||
|
|
||||||
|
Copyright(C) Jonas 'Sortie' Termansen 2013.
|
||||||
|
|
||||||
|
This file is part of the Sortix C Library.
|
||||||
|
|
||||||
|
The Sortix C Library is free software: you can redistribute it and/or modify
|
||||||
|
it under the terms of the GNU Lesser General Public License as published by
|
||||||
|
the Free Software Foundation, either version 3 of the License, or (at your
|
||||||
|
option) any later version.
|
||||||
|
|
||||||
|
The Sortix C Library is distributed in the hope that it will be useful, but
|
||||||
|
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
|
||||||
|
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
|
||||||
|
License for more details.
|
||||||
|
|
||||||
|
You should have received a copy of the GNU Lesser General Public License
|
||||||
|
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
|
||||||
|
|
||||||
|
mblen.cpp
|
||||||
|
Determine number of bytes in next multibyte character.
|
||||||
|
|
||||||
|
*******************************************************************************/
|
||||||
|
|
||||||
|
#include <stdlib.h>
|
||||||
|
#include <string.h>
|
||||||
|
#include <wchar.h>
|
||||||
|
|
||||||
|
extern "C" int mblen(const char* s, size_t n)
|
||||||
|
{
|
||||||
|
static mbstate_t ps;
|
||||||
|
if ( !s )
|
||||||
|
{
|
||||||
|
memset(&ps, 0, sizeof(ps));
|
||||||
|
return 0; // TODO: Give the correct return value depending on ps.
|
||||||
|
}
|
||||||
|
size_t ret = mbrlen(s, n, &ps);
|
||||||
|
if ( ret == (size_t) -2 )
|
||||||
|
return -1;
|
||||||
|
if ( ret == (size_t) -1 )
|
||||||
|
return -1;
|
||||||
|
return (int) ret;
|
||||||
|
}
|
Loading…
Reference in New Issue