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CodeBlocksPortable/wxWidgets-3.0.5/include/wx/wxcrtbase.h

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My portable distribution of Code::Blocks
2024-07-04 16:52:56 +00:00
/*
* Name: wx/wxcrtbase.h
* Purpose: Type-safe ANSI and Unicode builds compatible wrappers for
* CRT functions
* Author: Joel Farley, Ove Kaaven
* Modified by: Vadim Zeitlin, Robert Roebling, Ron Lee
* Created: 1998/06/12
* Copyright: (c) 1998-2006 wxWidgets dev team
* Licence: wxWindows licence
*/
/* THIS IS A C FILE, DON'T USE C++ FEATURES (IN PARTICULAR COMMENTS) IN IT */
#ifndef _WX_WXCRTBASE_H_
#define _WX_WXCRTBASE_H_
/* -------------------------------------------------------------------------
headers and missing declarations
------------------------------------------------------------------------- */
#include "wx/chartype.h"
/*
Standard headers we need here.
NB: don't include any wxWidgets headers here because almost all of them
include this one!
NB2: User code should include wx/crt.h instead of including this
header directly.
*/
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <wctype.h>
#include <time.h>
#if defined(__WINDOWS__) && !defined(__WXWINCE__)
#include <io.h>
#endif
#if defined(HAVE_STRTOK_R) && defined(__DARWIN__) && defined(_MSL_USING_MW_C_HEADERS) && _MSL_USING_MW_C_HEADERS
char *strtok_r(char *, const char *, char **);
#endif
/*
Using -std=c++{98,0x} option with mingw32 disables most of standard
library extensions, so we can't rely on the presence of common non-ANSI
functions, define a special symbol to test for this. Notice that this
doesn't need to be done for g++ under Linux where _GNU_SOURCE (which is
defined by default) still makes all common extensions available even in
ANSI mode.
*/
#if defined(__MINGW32__) && defined(__STRICT_ANSI__)
#define __WX_STRICT_ANSI_GCC__
#endif
/*
a few compilers don't have the (non standard but common) isascii function,
define it ourselves for them
*/
#ifndef isascii
#if defined(__WX_STRICT_ANSI_GCC__)
#define wxNEED_ISASCII
#elif defined(_WIN32_WCE)
#if _WIN32_WCE <= 211
#define wxNEED_ISASCII
#endif
#endif
#endif /* isascii */
#ifdef wxNEED_ISASCII
inline int isascii(int c) { return (unsigned)c < 0x80; }
// Avoid further (re)definitions of it.
#define isascii isascii
#endif
#ifdef _WIN32_WCE
#if _WIN32_WCE <= 211
#define isspace(c) ((c) == wxT(' ') || (c) == wxT('\t'))
#endif
#endif /* _WIN32_WCE */
/* string.h functions */
#ifndef strdup
#if defined(__WXWINCE__)
#if _WIN32_WCE <= 211
#define wxNEED_STRDUP
#endif
#endif
#endif /* strdup */
#ifdef wxNEED_STRDUP
WXDLLIMPEXP_BASE char *strdup(const char* s);
#endif
/* missing functions in some WinCE versions */
#ifdef _WIN32_WCE
#if (_WIN32_WCE < 300)
WXDLLIMPEXP_BASE void *calloc( size_t num, size_t size );
#endif
#endif /* _WIN32_WCE */
/* -------------------------------------------------------------------------
UTF-8 locale handling
------------------------------------------------------------------------- */
#ifdef __cplusplus
#if wxUSE_UNICODE_UTF8
/* flag indicating whether the current locale uses UTF-8 or not; must be
updated every time the locale is changed! */
#if wxUSE_UTF8_LOCALE_ONLY
#define wxLocaleIsUtf8 true
#else
extern WXDLLIMPEXP_BASE bool wxLocaleIsUtf8;
#endif
/* function used to update the flag: */
extern WXDLLIMPEXP_BASE void wxUpdateLocaleIsUtf8();
#else /* !wxUSE_UNICODE_UTF8 */
inline void wxUpdateLocaleIsUtf8() {}
#endif /* wxUSE_UNICODE_UTF8/!wxUSE_UNICODE_UTF8 */
#endif /* __cplusplus */
/* -------------------------------------------------------------------------
string.h
------------------------------------------------------------------------- */
#define wxCRT_StrcatA strcat
#define wxCRT_StrchrA strchr
#define wxCRT_StrcmpA strcmp
#define wxCRT_StrcpyA strcpy
#define wxCRT_StrcspnA strcspn
#define wxCRT_StrlenA strlen
#define wxCRT_StrncatA strncat
#define wxCRT_StrncmpA strncmp
#define wxCRT_StrncpyA strncpy
#define wxCRT_StrpbrkA strpbrk
#define wxCRT_StrrchrA strrchr
#define wxCRT_StrspnA strspn
#define wxCRT_StrstrA strstr
#define wxCRT_StrcatW wcscat
#define wxCRT_StrchrW wcschr
#define wxCRT_StrcmpW wcscmp
#define wxCRT_StrcpyW wcscpy
#define wxCRT_StrcspnW wcscspn
#define wxCRT_StrncatW wcsncat
#define wxCRT_StrncmpW wcsncmp
#define wxCRT_StrncpyW wcsncpy
#define wxCRT_StrpbrkW wcspbrk
#define wxCRT_StrrchrW wcsrchr
#define wxCRT_StrspnW wcsspn
#define wxCRT_StrstrW wcsstr
/* these functions are not defined under CE, at least in VC8 CRT */
#if !defined(__WXWINCE__)
#define wxCRT_StrcollA strcoll
#define wxCRT_StrxfrmA strxfrm
#define wxCRT_StrcollW wcscoll
#define wxCRT_StrxfrmW wcsxfrm
#endif /* __WXWINCE__ */
/* Almost all compilers have strdup(), but VC++ and MinGW call it _strdup().
And it's not available in MinGW strict ANSI mode nor under Windows CE. */
#if (defined(__VISUALC__) && __VISUALC__ >= 1400)
#define wxCRT_StrdupA _strdup
#elif defined(__MINGW32__)
#ifndef __WX_STRICT_ANSI_GCC__
#define wxCRT_StrdupA _strdup
#endif
#elif !defined(__WXWINCE__)
#define wxCRT_StrdupA strdup
#endif
/* most Windows compilers provide _wcsdup() */
#if defined(__WINDOWS__) && \
!(defined(__CYGWIN__) || defined(__WX_STRICT_ANSI_GCC__))
#define wxCRT_StrdupW _wcsdup
#elif defined(HAVE_WCSDUP)
#define wxCRT_StrdupW wcsdup
#endif
#ifdef wxHAVE_TCHAR_SUPPORT
/* we surely have wchar_t if we have TCHAR have wcslen() */
#ifndef HAVE_WCSLEN
#define HAVE_WCSLEN
#endif
#endif /* wxHAVE_TCHAR_SUPPORT */
#ifdef HAVE_WCSLEN
#define wxCRT_StrlenW wcslen
#endif
#define wxCRT_StrtodA strtod
#define wxCRT_StrtolA strtol
#define wxCRT_StrtoulA strtoul
#define wxCRT_StrtodW wcstod
#define wxCRT_StrtolW wcstol
#define wxCRT_StrtoulW wcstoul
#ifdef __VISUALC__
#if __VISUALC__ >= 1300 && !defined(__WXWINCE__)
#define wxCRT_StrtollA _strtoi64
#define wxCRT_StrtoullA _strtoui64
#define wxCRT_StrtollW _wcstoi64
#define wxCRT_StrtoullW _wcstoui64
#endif /* VC++ 7+ */
#else
#ifdef HAVE_STRTOULL
#define wxCRT_StrtollA strtoll
#define wxCRT_StrtoullA strtoull
#endif /* HAVE_STRTOULL */
#ifdef HAVE_WCSTOULL
/* assume that we have wcstoull(), which is also C99, too */
#define wxCRT_StrtollW wcstoll
#define wxCRT_StrtoullW wcstoull
#endif /* HAVE_WCSTOULL */
#endif
/*
Only VC8 and later provide strnlen() and wcsnlen() functions under Windows
and it's also only available starting from Windows CE 6.0 only in CE build.
*/
#if wxCHECK_VISUALC_VERSION(8) && (!defined(_WIN32_WCE) || (_WIN32_WCE >= 0x600))
#ifndef HAVE_STRNLEN
#define HAVE_STRNLEN
#endif
#ifndef HAVE_WCSNLEN
#define HAVE_WCSNLEN
#endif
#endif
#ifdef HAVE_STRNLEN
#define wxCRT_StrnlenA strnlen
#endif
#ifdef HAVE_WCSNLEN
#define wxCRT_StrnlenW wcsnlen
#endif
/* define wxCRT_StricmpA/W and wxCRT_StrnicmpA/W for various compilers */
#if defined(__BORLANDC__) || defined(__WATCOMC__) || \
defined(__VISAGECPP__) || \
defined(__EMX__) || defined(__DJGPP__)
#define wxCRT_StricmpA stricmp
#define wxCRT_StrnicmpA strnicmp
#elif defined(__SYMANTEC__) || (defined(__VISUALC__) && !defined(__WXWINCE__))
#define wxCRT_StricmpA _stricmp
#define wxCRT_StrnicmpA _strnicmp
#elif defined(__UNIX__) || (defined(__GNUWIN32__) && !defined(__WX_STRICT_ANSI_GCC__))
#define wxCRT_StricmpA strcasecmp
#define wxCRT_StrnicmpA strncasecmp
/* #else -- use wxWidgets implementation */
#endif
#ifdef __VISUALC__
#define wxCRT_StricmpW _wcsicmp
#define wxCRT_StrnicmpW _wcsnicmp
#elif defined(__UNIX__)
#ifdef HAVE_WCSCASECMP
#define wxCRT_StricmpW wcscasecmp
#endif
#ifdef HAVE_WCSNCASECMP
#define wxCRT_StrnicmpW wcsncasecmp
#endif
/* #else -- use wxWidgets implementation */
#endif
#ifdef HAVE_STRTOK_R
#define wxCRT_StrtokA(str, sep, last) strtok_r(str, sep, last)
#endif
/* FIXME-UTF8: detect and use wcstok() if available for wxCRT_StrtokW */
/* these are extern "C" because they are used by regex lib: */
#ifdef __cplusplus
extern "C" {
#endif
#ifndef wxCRT_StrlenW
WXDLLIMPEXP_BASE size_t wxCRT_StrlenW(const wchar_t *s);
#endif
#ifndef wxCRT_StrncmpW
WXDLLIMPEXP_BASE int wxCRT_StrncmpW(const wchar_t *s1, const wchar_t *s2, size_t n);
#endif
#ifdef __cplusplus
}
#endif
/* FIXME-UTF8: remove this once we are Unicode only */
#if wxUSE_UNICODE
#define wxCRT_StrlenNative wxCRT_StrlenW
#define wxCRT_StrncmpNative wxCRT_StrncmpW
#define wxCRT_ToupperNative wxCRT_ToupperW
#define wxCRT_TolowerNative wxCRT_TolowerW
#else
#define wxCRT_StrlenNative wxCRT_StrlenA
#define wxCRT_StrncmpNative wxCRT_StrncmpA
#define wxCRT_ToupperNative toupper
#define wxCRT_TolowerNative tolower
#endif
#ifndef wxCRT_StrcatW
WXDLLIMPEXP_BASE wchar_t *wxCRT_StrcatW(wchar_t *dest, const wchar_t *src);
#endif
#ifndef wxCRT_StrchrW
WXDLLIMPEXP_BASE const wchar_t *wxCRT_StrchrW(const wchar_t *s, wchar_t c);
#endif
#ifndef wxCRT_StrcmpW
WXDLLIMPEXP_BASE int wxCRT_StrcmpW(const wchar_t *s1, const wchar_t *s2);
#endif
#ifndef wxCRT_StrcollW
WXDLLIMPEXP_BASE int wxCRT_StrcollW(const wchar_t *s1, const wchar_t *s2);
#endif
#ifndef wxCRT_StrcpyW
WXDLLIMPEXP_BASE wchar_t *wxCRT_StrcpyW(wchar_t *dest, const wchar_t *src);
#endif
#ifndef wxCRT_StrcspnW
WXDLLIMPEXP_BASE size_t wxCRT_StrcspnW(const wchar_t *s, const wchar_t *reject);
#endif
#ifndef wxCRT_StrncatW
WXDLLIMPEXP_BASE wchar_t *wxCRT_StrncatW(wchar_t *dest, const wchar_t *src, size_t n);
#endif
#ifndef wxCRT_StrncpyW
WXDLLIMPEXP_BASE wchar_t *wxCRT_StrncpyW(wchar_t *dest, const wchar_t *src, size_t n);
#endif
#ifndef wxCRT_StrpbrkW
WXDLLIMPEXP_BASE const wchar_t *wxCRT_StrpbrkW(const wchar_t *s, const wchar_t *accept);
#endif
#ifndef wxCRT_StrrchrW
WXDLLIMPEXP_BASE const wchar_t *wxCRT_StrrchrW(const wchar_t *s, wchar_t c);
#endif
#ifndef wxCRT_StrspnW
WXDLLIMPEXP_BASE size_t wxCRT_StrspnW(const wchar_t *s, const wchar_t *accept);
#endif
#ifndef wxCRT_StrstrW
WXDLLIMPEXP_BASE const wchar_t *wxCRT_StrstrW(const wchar_t *haystack, const wchar_t *needle);
#endif
#ifndef wxCRT_StrtodW
WXDLLIMPEXP_BASE double wxCRT_StrtodW(const wchar_t *nptr, wchar_t **endptr);
#endif
#ifndef wxCRT_StrtolW
WXDLLIMPEXP_BASE long int wxCRT_StrtolW(const wchar_t *nptr, wchar_t **endptr, int base);
#endif
#ifndef wxCRT_StrtoulW
WXDLLIMPEXP_BASE unsigned long int wxCRT_StrtoulW(const wchar_t *nptr, wchar_t **endptr, int base);
#endif
#ifndef wxCRT_StrxfrmW
WXDLLIMPEXP_BASE size_t wxCRT_StrxfrmW(wchar_t *dest, const wchar_t *src, size_t n);
#endif
#ifndef wxCRT_StrdupA
WXDLLIMPEXP_BASE char *wxCRT_StrdupA(const char *psz);
#endif
#ifndef wxCRT_StrdupW
WXDLLIMPEXP_BASE wchar_t *wxCRT_StrdupW(const wchar_t *pwz);
#endif
#ifndef wxCRT_StricmpA
WXDLLIMPEXP_BASE int wxCRT_StricmpA(const char *psz1, const char *psz2);
#endif
#ifndef wxCRT_StricmpW
WXDLLIMPEXP_BASE int wxCRT_StricmpW(const wchar_t *psz1, const wchar_t *psz2);
#endif
#ifndef wxCRT_StrnicmpA
WXDLLIMPEXP_BASE int wxCRT_StrnicmpA(const char *psz1, const char *psz2, size_t len);
#endif
#ifndef wxCRT_StrnicmpW
WXDLLIMPEXP_BASE int wxCRT_StrnicmpW(const wchar_t *psz1, const wchar_t *psz2, size_t len);
#endif
#ifndef wxCRT_StrtokA
WXDLLIMPEXP_BASE char *wxCRT_StrtokA(char *psz, const char *delim, char **save_ptr);
#endif
#ifndef wxCRT_StrtokW
WXDLLIMPEXP_BASE wchar_t *wxCRT_StrtokW(wchar_t *psz, const wchar_t *delim, wchar_t **save_ptr);
#endif
/* supply strtoll and strtoull, if needed */
#ifdef wxLongLong_t
#ifndef wxCRT_StrtollA
WXDLLIMPEXP_BASE wxLongLong_t wxCRT_StrtollA(const char* nptr,
char** endptr,
int base);
WXDLLIMPEXP_BASE wxULongLong_t wxCRT_StrtoullA(const char* nptr,
char** endptr,
int base);
#endif
#ifndef wxCRT_StrtollW
WXDLLIMPEXP_BASE wxLongLong_t wxCRT_StrtollW(const wchar_t* nptr,
wchar_t** endptr,
int base);
WXDLLIMPEXP_BASE wxULongLong_t wxCRT_StrtoullW(const wchar_t* nptr,
wchar_t** endptr,
int base);
#endif
#endif /* wxLongLong_t */
/* -------------------------------------------------------------------------
stdio.h
------------------------------------------------------------------------- */
#if defined(__UNIX__) || defined(__WXMAC__)
#define wxMBFILES 1
#else
#define wxMBFILES 0
#endif
/* these functions are only needed in the form used for filenames (i.e. char*
on Unix, wchar_t* on Windows), so we don't need to use A/W suffix: */
#if wxMBFILES || !wxUSE_UNICODE /* ANSI filenames */
#define wxCRT_Fopen fopen
#define wxCRT_Freopen freopen
#define wxCRT_Remove remove
#define wxCRT_Rename rename
#else /* Unicode filenames */
/* special case: these functions are missing under Win9x with Unicows so we
have to implement them ourselves */
#if wxUSE_UNICODE_MSLU
WXDLLIMPEXP_BASE FILE* wxMSLU__wfopen(const wchar_t *name, const wchar_t *mode);
WXDLLIMPEXP_BASE FILE* wxMSLU__wfreopen(const wchar_t *name, const wchar_t *mode, FILE *stream);
WXDLLIMPEXP_BASE int wxMSLU__wrename(const wchar_t *oldname, const wchar_t *newname);
WXDLLIMPEXP_BASE int wxMSLU__wremove(const wchar_t *name);
#define wxCRT_Fopen wxMSLU__wfopen
#define wxCRT_Freopen wxMSLU__wfreopen
#define wxCRT_Remove wxMSLU__wremove
#define wxCRT_Rename wxMSLU__wrename
#else
wxDECL_FOR_STRICT_MINGW32(FILE*, _wfopen, (const wchar_t*, const wchar_t*))
wxDECL_FOR_STRICT_MINGW32(FILE*, _wfreopen, (const wchar_t*, const wchar_t*, FILE*))
wxDECL_FOR_STRICT_MINGW32(int, _wrename, (const wchar_t*, const wchar_t*))
wxDECL_FOR_STRICT_MINGW32(int, _wremove, (const wchar_t*))
/* WinCE CRT doesn't provide these functions so use our own */
#ifdef __WXWINCE__
WXDLLIMPEXP_BASE int wxCRT_Rename(const wchar_t *src,
const wchar_t *dst);
WXDLLIMPEXP_BASE int wxCRT_Remove(const wchar_t *path);
#else
#define wxCRT_Rename _wrename
#define wxCRT_Remove _wremove
#endif
#define wxCRT_Fopen _wfopen
#define wxCRT_Freopen _wfreopen
#endif
#endif /* wxMBFILES/!wxMBFILES */
#define wxCRT_PutsA puts
#define wxCRT_FputsA fputs
#define wxCRT_FgetsA fgets
#define wxCRT_FputcA fputc
#define wxCRT_FgetcA fgetc
#define wxCRT_UngetcA ungetc
#ifdef wxHAVE_TCHAR_SUPPORT
#define wxCRT_PutsW _putws
#define wxCRT_FputsW fputws
#define wxCRT_FputcW fputwc
#endif
#ifdef HAVE_FPUTWS
#define wxCRT_FputsW fputws
#endif
#ifdef HAVE_PUTWS
#define wxCRT_PutsW putws
#endif
#ifdef HAVE_FPUTWC
#define wxCRT_FputcW fputwc
#endif
#define wxCRT_FgetsW fgetws
#ifndef wxCRT_PutsW
WXDLLIMPEXP_BASE int wxCRT_PutsW(const wchar_t *ws);
#endif
#ifndef wxCRT_FputsW
WXDLLIMPEXP_BASE int wxCRT_FputsW(const wchar_t *ch, FILE *stream);
#endif
#ifndef wxCRT_FputcW
WXDLLIMPEXP_BASE int wxCRT_FputcW(wchar_t wc, FILE *stream);
#endif
/*
NB: tmpnam() is unsafe and thus is not wrapped!
Use other wxWidgets facilities instead:
wxFileName::CreateTempFileName, wxTempFile, or wxTempFileOutputStream
*/
#define wxTmpnam(x) wxTmpnam_is_insecure_use_wxTempFile_instead
/* FIXME-CE: provide our own perror() using ::GetLastError() */
#ifndef __WXWINCE__
#define wxCRT_PerrorA perror
#ifdef wxHAVE_TCHAR_SUPPORT
#define wxCRT_PerrorW _wperror
#endif
#endif /* !__WXWINCE__ */
/* -------------------------------------------------------------------------
stdlib.h
------------------------------------------------------------------------- */
/* there are no env vars at all under CE, so no _tgetenv neither */
#ifdef __WXWINCE__
/* can't define as inline function as this is a C file... */
#define wxCRT_GetenvA(name) (name, NULL)
#define wxCRT_GetenvW(name) (name, NULL)
#else
#define wxCRT_GetenvA getenv
#ifdef _tgetenv
#define wxCRT_GetenvW _wgetenv
#endif
#endif
#ifndef wxCRT_GetenvW
WXDLLIMPEXP_BASE wchar_t * wxCRT_GetenvW(const wchar_t *name);
#endif
#define wxCRT_SystemA system
/* mingw32 doesn't provide _tsystem() or _wsystem(): */
#if defined(_tsystem)
#define wxCRT_SystemW _wsystem
#endif
#define wxCRT_AtofA atof
#define wxCRT_AtoiA atoi
#define wxCRT_AtolA atol
#if defined(wxHAVE_TCHAR_SUPPORT) && !defined(__WX_STRICT_ANSI_GCC__)
#define wxCRT_AtoiW _wtoi
#define wxCRT_AtolW _wtol
/* _wtof doesn't exist */
#else
#ifndef __VMS
#define wxCRT_AtofW(s) wcstod(s, NULL)
#endif
#define wxCRT_AtolW(s) wcstol(s, NULL, 10)
/* wcstoi doesn't exist */
#endif
/* -------------------------------------------------------------------------
time.h
------------------------------------------------------------------------- */
#define wxCRT_StrftimeA strftime
#ifdef __SGI__
/*
IRIX provides not one but two versions of wcsftime(): XPG4 one which
uses "const char*" for the third parameter and so can't be used and the
correct, XPG5, one. Unfortunately we can't just define _XOPEN_SOURCE
high enough to get XPG5 version as this undefines other symbols which
make other functions we use unavailable (see <standards.h> for gory
details). So just declare the XPG5 version ourselves, we're extremely
unlikely to ever be compiled on a system without it. But if we ever do,
a configure test would need to be added for it (and _MIPS_SYMBOL_PRESENT
should be used to check for its presence during run-time, i.e. it would
probably be simpler to just always use our own wxCRT_StrftimeW() below
if it does ever become a problem).
*/
#ifdef __cplusplus
extern "C"
#endif
size_t
_xpg5_wcsftime(wchar_t *, size_t, const wchar_t *, const struct tm * );
#define wxCRT_StrftimeW _xpg5_wcsftime
#else
/*
Assume it's always available under non-Unix systems as this does seem
to be the case for now. And under Unix we trust configure to detect it
(except for SGI special case above).
*/
#if defined(HAVE_WCSFTIME) || !defined(__UNIX__)
#define wxCRT_StrftimeW wcsftime
#endif
#endif
#ifndef wxCRT_StrftimeW
WXDLLIMPEXP_BASE size_t wxCRT_StrftimeW(wchar_t *s, size_t max,
const wchar_t *fmt,
const struct tm *tm);
#endif
/* -------------------------------------------------------------------------
ctype.h
------------------------------------------------------------------------- */
#ifdef __WATCOMC__
#define WXWCHAR_T_CAST(c) (wint_t)(c)
#else
#define WXWCHAR_T_CAST(c) c
#endif
#define wxCRT_IsalnumW(c) iswalnum(WXWCHAR_T_CAST(c))
#define wxCRT_IsalphaW(c) iswalpha(WXWCHAR_T_CAST(c))
#define wxCRT_IscntrlW(c) iswcntrl(WXWCHAR_T_CAST(c))
#define wxCRT_IsdigitW(c) iswdigit(WXWCHAR_T_CAST(c))
#define wxCRT_IsgraphW(c) iswgraph(WXWCHAR_T_CAST(c))
#define wxCRT_IslowerW(c) iswlower(WXWCHAR_T_CAST(c))
#define wxCRT_IsprintW(c) iswprint(WXWCHAR_T_CAST(c))
#define wxCRT_IspunctW(c) iswpunct(WXWCHAR_T_CAST(c))
#define wxCRT_IsspaceW(c) iswspace(WXWCHAR_T_CAST(c))
#define wxCRT_IsupperW(c) iswupper(WXWCHAR_T_CAST(c))
#define wxCRT_IsxdigitW(c) iswxdigit(WXWCHAR_T_CAST(c))
#ifdef __GLIBC__
#if defined(__GLIBC__) && (__GLIBC__ == 2) && (__GLIBC_MINOR__ == 0)
/* /usr/include/wctype.h incorrectly declares translations */
/* tables which provokes tons of compile-time warnings -- try */
/* to correct this */
#define wxCRT_TolowerW(wc) towctrans((wc), (wctrans_t)__ctype_tolower)
#define wxCRT_ToupperW(wc) towctrans((wc), (wctrans_t)__ctype_toupper)
#else /* !glibc 2.0 */
#define wxCRT_TolowerW towlower
#define wxCRT_ToupperW towupper
#endif
#else /* !__GLIBC__ */
/* There is a bug in VC6 C RTL: toxxx() functions dosn't do anything
with signed chars < 0, so "fix" it here. */
#define wxCRT_TolowerW(c) towlower((wxUChar)(wxChar)(c))
#define wxCRT_ToupperW(c) towupper((wxUChar)(wxChar)(c))
#endif /* __GLIBC__/!__GLIBC__ */
/* -------------------------------------------------------------------------
wx wrappers for CRT functions in both char* and wchar_t* versions
------------------------------------------------------------------------- */
#ifdef __cplusplus
/* NB: this belongs to wxcrt.h and not this header, but it makes life easier
* for buffer.h and stringimpl.h (both of which must be included before
* string.h, which is required by wxcrt.h) to have them here: */
/* safe version of strlen() (returns 0 if passed NULL pointer) */
inline size_t wxStrlen(const char *s) { return s ? wxCRT_StrlenA(s) : 0; }
inline size_t wxStrlen(const wchar_t *s) { return s ? wxCRT_StrlenW(s) : 0; }
#ifndef wxWCHAR_T_IS_WXCHAR16
WXDLLIMPEXP_BASE size_t wxStrlen(const wxChar16 *s );
#endif
#ifndef wxWCHAR_T_IS_WXCHAR32
WXDLLIMPEXP_BASE size_t wxStrlen(const wxChar32 *s );
#endif
#define wxWcslen wxCRT_StrlenW
#define wxStrdupA wxCRT_StrdupA
#define wxStrdupW wxCRT_StrdupW
inline char* wxStrdup(const char *s) { return wxCRT_StrdupA(s); }
inline wchar_t* wxStrdup(const wchar_t *s) { return wxCRT_StrdupW(s); }
#ifndef wxWCHAR_T_IS_WXCHAR16
WXDLLIMPEXP_BASE wxChar16* wxStrdup(const wxChar16* s);
#endif
#ifndef wxWCHAR_T_IS_WXCHAR32
WXDLLIMPEXP_BASE wxChar32* wxStrdup(const wxChar32* s);
#endif
#endif /* __cplusplus */
#endif /* _WX_WXCRTBASE_H_ */
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