newlib/winsup/cygwin/wchar.h
Corinna Vinschen 21c7d001dc * strfuncs.cc: Change WCHAR to wchar_t in multibyte<->widechar
conversion functions throughout.
	* wchar.h: Ditto in declarations.  Guard them __INSIDE_CYGWIN__.
2009-04-07 16:22:55 +00:00

76 lines
2.0 KiB
C

/* wchar.h: Extra wchar defs
Copyright 2007, 2009 Red Hat, Inc.
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#ifndef _CYGWIN_WCHAR_H
#define _CYGWIN_WCHAR_H
#include_next <wchar.h>
#define ENCODING_LEN 31
#ifdef __cplusplus
extern "C" {
#endif
typedef int mbtowc_f (struct _reent *, wchar_t *, const char *, size_t,
const char *, mbstate_t *);
typedef mbtowc_f *mbtowc_p;
extern mbtowc_p __mbtowc;
extern mbtowc_f __ascii_mbtowc;
extern mbtowc_f __utf8_mbtowc;
extern mbtowc_f __iso_mbtowc;
extern mbtowc_f __cp_mbtowc;
typedef int wctomb_f (struct _reent *, char *, wchar_t, const char *,
mbstate_t *);
typedef wctomb_f *wctomb_p;
extern wctomb_p __wctomb;
extern wctomb_f __utf8_wctomb;
extern char *__locale_charset ();
extern mbtowc_p __set_charset_from_codepage (unsigned int cp, char *charset);
#ifdef __cplusplus
}
#endif
#ifdef __INSIDE_CYGWIN__
size_t __stdcall sys_cp_wcstombs (wctomb_p, char *, char *, size_t,
const wchar_t *, size_t = (size_t) -1)
__attribute__ ((regparm(3)));
inline size_t
__stdcall sys_wcstombs (char *dst, size_t len, const wchar_t * src,
size_t nwc = (size_t) -1)
{
return sys_cp_wcstombs (__wctomb, __locale_charset (), dst, len, src, nwc);
}
size_t __stdcall sys_wcstombs_alloc (char **, int, const wchar_t *,
size_t = (size_t) -1)
__attribute__ ((regparm(3)));
size_t __stdcall sys_cp_mbstowcs (mbtowc_p, char *, wchar_t *, size_t,
const char *, size_t = (size_t) -1)
__attribute__ ((regparm(3)));
inline size_t
sys_mbstowcs (wchar_t * dst, size_t dlen, const char *src,
size_t nms = (size_t) -1)
{
return sys_cp_mbstowcs (__mbtowc, __locale_charset (), dst, dlen, src, nms);
}
size_t __stdcall sys_mbstowcs_alloc (wchar_t **, int, const char *,
size_t = (size_t) -1)
__attribute__ ((regparm(3)));
#endif /* __INSIDE_CYGWIN__ */
#endif /* _CYGWIN_WCHAR_H */