X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/676a5687088dbed70a176056c00ee39f087517cf..f2049b683752950d1fe91aec07318e7f2122ff16:/include/wx/wxcrtbase.h diff --git a/include/wx/wxcrtbase.h b/include/wx/wxcrtbase.h index f7c77daeb7..9b00b7f20d 100644 --- a/include/wx/wxcrtbase.h +++ b/include/wx/wxcrtbase.h @@ -26,6 +26,10 @@ 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. + */ #if !defined(__WXPALMOS5__) @@ -48,12 +52,24 @@ 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(__MWERKS__) + #if defined(__MWERKS__) || defined(__WX_STRICT_ANSI_GCC__) #define wxNEED_ISASCII #elif defined(_WIN32_WCE) #if _WIN32_WCE <= 211 @@ -68,7 +84,7 @@ #ifdef _WIN32_WCE #if _WIN32_WCE <= 211 - #define isspace(c) ((c) == _T(' ') || (c) == _T('\t')) + #define isspace(c) ((c) == wxT(' ') || (c) == wxT('\t')) #endif #endif /* _WIN32_WCE */ @@ -172,14 +188,22 @@ WXDLLIMPEXP_BASE void *calloc( size_t num, size_t size ); #endif /* __WXWINCE__ */ /* Almost all compiler have strdup(), but not quite all: CodeWarrior under - Mac and VC++ for Windows CE don't provide it; additionally, gcc under - Mac and OpenVMS do not have wcsdup: */ -#if defined(__VISUALC__) && __VISUALC__ >= 1400 + Mac and VC++ for Windows CE don't provide it. Another special case is gcc in + strict ANSI mode: normally it doesn't provide strdup() but MinGW does + provide it under MSVC-compatible name so test for it before checking + __WX_STRICT_ANSI_GCC__. */ +#if (defined(__VISUALC__) && __VISUALC__ >= 1400) || \ + defined(__MINGW32__) #define wxCRT_StrdupA _strdup -#elif !(defined(__MWERKS__) && defined(__WXMAC__)) && !defined(__WXWINCE__) +#elif !((defined(__MWERKS__) && defined(__WXMAC__)) || \ + defined(__WXWINCE__) || \ + defined(__WX_STRICT_ANSI_GCC__)) #define wxCRT_StrdupA strdup #endif -#if defined(__WINDOWS__) + +/* 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 @@ -222,34 +246,62 @@ WXDLLIMPEXP_BASE void *calloc( size_t num, size_t size ); #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 */ -/* note that we definitely are going to need our own version for widechar - * versions */ -#if !defined(wxCRT_StricmpA) - #if defined(__BORLANDC__) || defined(__WATCOMC__) || \ - defined(__VISAGECPP__) || \ - defined(__EMX__) || defined(__DJGPP__) - #define wxCRT_StricmpA stricmp - #define wxCRT_StrnicmpA strnicmp - #elif defined(__WXPALMOS__) - /* FIXME: There is no equivalent to strnicmp in the Palm OS API. This - * quick hack should do until one can be written. - */ - #define wxCRT_StricmpA StrCaselessCompare - #define wxCRT_StrnicmpA StrNCaselessCompare - #elif defined(__SYMANTEC__) || defined(__VISUALC__) || \ - (defined(__MWERKS__) && defined(__INTEL__)) - #define wxCRT_StricmpA _stricmp - #define wxCRT_StrnicmpA _strnicmp - #elif defined(__UNIX__) || defined(__GNUWIN32__) - #define wxCRT_StricmpA strcasecmp - #define wxCRT_StrnicmpA strncasecmp - /* #else -- use wxWidgets implementation */ +#if defined(__BORLANDC__) || defined(__WATCOMC__) || \ + defined(__VISAGECPP__) || \ + defined(__EMX__) || defined(__DJGPP__) + #define wxCRT_StricmpA stricmp + #define wxCRT_StrnicmpA strnicmp +#elif defined(__WXPALMOS__) + /* FIXME: There is no equivalent to strnicmp in the Palm OS API. This + * quick hack should do until one can be written. + */ + #define wxCRT_StricmpA StrCaselessCompare + #define wxCRT_StrnicmpA StrNCaselessCompare +#elif defined(__SYMANTEC__) || defined(__VISUALC__) || \ + (defined(__MWERKS__) && defined(__INTEL__)) + #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 -#endif /* !defined(wxCRT_StricmpA) */ -/* FIXME-UTF8: use wcs(n)casecmp if available for *W versions */ + #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) @@ -400,7 +452,7 @@ WXDLLIMPEXP_BASE wchar_t *wxCRT_StrtokW(wchar_t *psz, const wchar_t *delim, wcha wchar_t** endptr, int base); #endif -#endif // wxLongLong_t +#endif /* wxLongLong_t */ /* ------------------------------------------------------------------------- @@ -426,7 +478,7 @@ WXDLLIMPEXP_BASE wchar_t *wxCRT_StrtokW(wchar_t *psz, const wchar_t *delim, wcha #else /* Unicode filenames */ /* special case: these functions are missing under Win9x with Unicows so we have to implement them ourselves */ - #if wxUSE_UNICODE_MSLU + #if wxUSE_UNICODE_MSLU || defined(__WX_STRICT_ANSI_GCC__) 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); @@ -541,7 +593,7 @@ WXDLLIMPEXP_BASE wchar_t * wxCRT_GetenvW(const wchar_t *name); #define wxCRT_AtolW watol /* else: use ANSI versions */ #endif -#elif defined(wxHAVE_TCHAR_SUPPORT) +#elif defined(wxHAVE_TCHAR_SUPPORT) && !defined(__WX_STRICT_ANSI_GCC__) #define wxCRT_AtoiW _wtoi #define wxCRT_AtolW _wtol /* _wtof doesn't exist */ @@ -572,7 +624,7 @@ WXDLLIMPEXP_BASE wchar_t * wxCRT_GetenvW(const wchar_t *name); #endif #ifdef __DARWIN__ - #if MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_2 + #if !defined(__WXOSX_IPHONE__) && MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_2 #define wxNEED_WX_MBSTOWCS #endif #endif @@ -594,10 +646,38 @@ WXDLLIMPEXP_BASE wchar_t * wxCRT_GetenvW(const wchar_t *name); ------------------------------------------------------------------------- */ #define wxCRT_StrftimeA strftime -#ifndef __WXPALMOS__ -/* FIXME-UTF8: when is this available? */ -#define wxCRT_StrftimeW wcsftime -#endif /* ! __WXPALMOS__ */ +#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 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 with the + exception of Palm OS, 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__) || defined(__WXPALMOS__)) + #define wxCRT_StrftimeW wcsftime + #endif /* ! __WXPALMOS__ */ +#endif #ifndef wxCRT_StrftimeW WXDLLIMPEXP_BASE size_t wxCRT_StrftimeW(wchar_t *s, size_t max, @@ -665,10 +745,10 @@ WXDLLIMPEXP_BASE size_t wxCRT_StrftimeW(wchar_t *s, size_t max, 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 - size_t wxStrlen(const wxChar16 *s ); + WXDLLIMPEXP_BASE size_t wxStrlen(const wxChar16 *s ); #endif #ifndef wxWCHAR_T_IS_WXCHAR32 - size_t wxStrlen(const wxChar32 *s ); + WXDLLIMPEXP_BASE size_t wxStrlen(const wxChar32 *s ); #endif #define wxWcslen wxCRT_StrlenW @@ -677,10 +757,10 @@ inline size_t wxStrlen(const wchar_t *s) { return s ? wxCRT_StrlenW(s) : 0; } 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 - wxChar16* wxStrdup(const wxChar16* s); + WXDLLIMPEXP_BASE wxChar16* wxStrdup(const wxChar16* s); #endif #ifndef wxWCHAR_T_IS_WXCHAR32 - wxChar32* wxStrdup(const wxChar32* s); + WXDLLIMPEXP_BASE wxChar32* wxStrdup(const wxChar32* s); #endif #endif /* __cplusplus */