X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/52de37c78f31bc03f8b96090932c7ce8c3907d29..8a2a5a449eeedc95cbd88d5638516c98a5e92a6c:/include/wx/wxcrtvararg.h diff --git a/include/wx/wxcrtvararg.h b/include/wx/wxcrtvararg.h index 2fd54d4fed..8585479dd6 100644 --- a/include/wx/wxcrtvararg.h +++ b/include/wx/wxcrtvararg.h @@ -13,6 +13,9 @@ #ifndef _WX_WXCRTVARARG_H_ #define _WX_WXCRTVARARG_H_ +// NB: User code should include wx/crt.h instead of including this +// header directly. + #include "wx/wxcrt.h" #include "wx/strvararg.h" @@ -67,6 +70,10 @@ #undef HAVE_VSWPRINTF #endif +#if defined(__WATCOMC__) + #define HAVE_VSWPRINTF 1 +#endif + #if wxUSE_PRINTF_POS_PARAMS /* The systems where vsnprintf() supports positional parameters should @@ -77,7 +84,7 @@ */ #if defined(HAVE_UNIX98_PRINTF) #ifdef HAVE_VSWPRINTF - #define wxCRT_VsnprintfW_ vswprintf + #define wxCRT_VsnprintfW vswprintf #endif #ifdef HAVE_BROKEN_VSNPRINTF_DECL #define wxCRT_VsnprintfA wx_fixed_vsnprintf @@ -93,7 +100,7 @@ */ #if defined _MSC_FULL_VER && _MSC_FULL_VER >= 140050727 && !defined __WXWINCE__ #define wxCRT_VsnprintfA _vsprintf_p - #define wxCRT_VsnprintfW_ _vswprintf_p + #define wxCRT_VsnprintfW _vswprintf_p #endif #endif /* HAVE_UNIX98_PRINTF/!HAVE_UNIX98_PRINTF */ #else /* !wxUSE_PRINTF_POS_PARAMS */ @@ -110,14 +117,14 @@ #if defined(__VISUALC__) || \ (defined(__BORLANDC__) && __BORLANDC__ >= 0x540) #define wxCRT_VsnprintfA _vsnprintf - #define wxCRT_VsnprintfW_ _vsnwprintf + #define wxCRT_VsnprintfW _vsnwprintf #else #if defined(HAVE__VSNWPRINTF) - #define wxCRT_VsnprintfW_ _vsnwprintf + #define wxCRT_VsnprintfW _vsnwprintf #elif defined(HAVE_VSWPRINTF) - #define wxCRT_VsnprintfW_ vswprintf + #define wxCRT_VsnprintfW vswprintf #elif defined(__WATCOMC__) - #define wxCRT_VsnprintfW_ _vsnwprintf + #define wxCRT_VsnprintfW _vsnwprintf #endif /* @@ -135,10 +142,10 @@ #endif #endif /* wxUSE_PRINTF_POS_PARAMS/!wxUSE_PRINTF_POS_PARAMS */ -#ifndef wxCRT_VsnprintfW_ +#ifndef wxCRT_VsnprintfW /* no (suitable) vsnprintf(), cook our own */ WXDLLIMPEXP_BASE int - wxCRT_VsnprintfW_(wchar_t *buf, size_t len, const wchar_t *format, va_list argptr); + wxCRT_VsnprintfW(wchar_t *buf, size_t len, const wchar_t *format, va_list argptr); #define wxUSE_WXVSNPRINTFW 1 #else #define wxUSE_WXVSNPRINTFW 0 @@ -172,34 +179,15 @@ #define wxCRT_VprintfA vprintf #define wxCRT_VsprintfA vsprintf -/* - More Unicode complications: although both ANSI C and C++ define a number of - wide character functions such as wprintf(), not all environments have them. - Worse, those which do have different behaviours: under Windows, %s format - specifier changes its meaning in Unicode build and expects a Unicode string - while under Unix/POSIX it still means an ASCII string even for wprintf() and - %ls has to be used for wide strings. - - We choose to always emulate Windows behaviour as more useful for us so even - if we have wprintf() we still must wrap it in a non trivial wxPrintf(). - -*/ -#ifndef __WINDOWS__ - #define wxNEED_PRINTF_CONVERSION -#endif +#define wxCRT_FprintfW fwprintf +#define wxCRT_PrintfW wprintf +#define wxCRT_VfprintfW vfwprintf +#define wxCRT_VprintfW vwprintf -// FIXME-UTF8: format conversion should be moved outside of wxCRT_* and to the -// vararg templates; after then, wxNEED_PRINTF_CONVERSION should -// be removed and this code simplified -#ifndef wxNEED_PRINTF_CONVERSION - #ifdef wxHAVE_TCHAR_SUPPORT - #define wxCRT_FprintfW fwprintf - #define wxCRT_PrintfW wprintf - #define wxCRT_VfprintfW vfwprintf - #define wxCRT_VprintfW vwprintf - #define wxCRT_VsprintfW vswprintf - #endif -#endif // !defined(wxNEED_PRINTF_CONVERSION) +#if defined(__WINDOWS__) && !defined(HAVE_VSWPRINTF) +// only non-standard vswprintf() without buffer size argument can be used here +#define wxCRT_VsprintfW vswprintf +#endif /* In Unicode mode we need to have all standard functions such as wprintf() and @@ -211,30 +199,18 @@ #endif -#if defined(wxNEED_PRINTF_CONVERSION) || defined(wxNEED_WPRINTF) +#if defined(wxNEED_WPRINTF) /* we need to implement all wide character printf functions either because we don't have them at all or because they don't have the semantics we need */ - int wxCRT_PrintfW( const wchar_t *format, ... ) ATTRIBUTE_PRINTF_1; - int wxCRT_FprintfW( FILE *stream, const wchar_t *format, ... ) ATTRIBUTE_PRINTF_2; + int wxCRT_PrintfW( const wchar_t *format, ... ); + int wxCRT_FprintfW( FILE *stream, const wchar_t *format, ... ); int wxCRT_VfprintfW( FILE *stream, const wchar_t *format, va_list ap ); int wxCRT_VprintfW( const wchar_t *format, va_list ap ); int wxCRT_VsprintfW( wchar_t *str, const wchar_t *format, va_list ap ); -#endif /* wxNEED_PRINTF_CONVERSION */ - -/* these 2 can be simply mapped to the versions with underscore at the end */ -/* if we don't have to do the conversion */ -/* - However, if we don't have any vswprintf() at all we don't need to redefine - anything as our own wxCRT_VsnprintfW_() already behaves as needed. -*/ -#if defined(wxNEED_PRINTF_CONVERSION) && defined(wxCRT_VsnprintfW_) - int wxCRT_VsnprintfW( wchar_t *str, size_t size, const wchar_t *format, va_list ap ); -#else - #define wxCRT_VsnprintfW wxCRT_VsnprintfW_ -#endif +#endif /* wxNEED_WPRINTF */ /* Required for wxScanf() etc. */ @@ -243,10 +219,10 @@ #define wxCRT_FscanfA fscanf #define wxCRT_VsscanfA vsscanf -#if defined(wxNEED_PRINTF_CONVERSION) || defined(wxNEED_WPRINTF) - int wxCRT_ScanfW(const wchar_t *format, ...) ATTRIBUTE_PRINTF_1; - int wxCRT_SscanfW(const wchar_t *str, const wchar_t *format, ...) ATTRIBUTE_PRINTF_2; - int wxCRT_FscanfW(FILE *stream, const wchar_t *format, ...) ATTRIBUTE_PRINTF_2; +#if defined(wxNEED_WPRINTF) + int wxCRT_ScanfW(const wchar_t *format, ...); + int wxCRT_SscanfW(const wchar_t *str, const wchar_t *format, ...); + int wxCRT_FscanfW(FILE *stream, const wchar_t *format, ...); int wxCRT_VsscanfW(const wchar_t *str, const wchar_t *format, va_list ap); #else #define wxCRT_ScanfW wscanf @@ -267,17 +243,6 @@ #define wxSnprintf wxSnprintf_Impl #endif -// FIXME-UTF8: explicit wide-string and short-string format specifiers -// (%hs, %ls and variants) are currently broken, only %s works -// as expected (regardless of the build) - -// FIXME-UTF8: %c (and %hc, %lc) don't work as expected either: in UTF-8 build, -// we should replace them with %s (as some Unicode chars may be -// encoded with >1 bytes) and in all builds, we should use wchar_t -// for all characters and convert char to it; -// we'll also need wxArgNormalizer specializations for char, -// wchar_t, wxUniChar and wxUniCharRef to handle this correctly - // FIXME-UTF8: remove this #if wxUSE_UNICODE #define wxCRT_PrintfNative wxCRT_PrintfW @@ -440,32 +405,41 @@ wxVsnprintf(wchar_t *str, size_t size, const wxString& format, va_list argptr); _WX_DEFINE_SCANFUNC, \ dummy1, name, impl, passfixed, numfixed, fixed) +// this is needed to normalize the format string, see src/common/strvararg.cpp +// for more details +#ifdef __WINDOWS__ + #define wxScanfConvertFormatW(fmt) fmt +#else + const wxWCharBuffer + WXDLLIMPEXP_BASE wxScanfConvertFormatW(const wchar_t *format); +#endif + WX_DEFINE_SCANFUNC(wxScanf, 1, (const char *format), wxCRT_ScanfA, (format)) WX_DEFINE_SCANFUNC(wxScanf, 1, (const wchar_t *format), - wxCRT_ScanfW, (format)) + wxCRT_ScanfW, (wxScanfConvertFormatW(format))) WX_DEFINE_SCANFUNC(wxFscanf, 2, (FILE *stream, const char *format), wxCRT_FscanfA, (stream, format)) WX_DEFINE_SCANFUNC(wxFscanf, 2, (FILE *stream, const wchar_t *format), - wxCRT_FscanfW, (stream, format)) + wxCRT_FscanfW, (stream, wxScanfConvertFormatW(format))) WX_DEFINE_SCANFUNC(wxSscanf, 2, (const char *str, const char *format), wxCRT_SscanfA, (str, format)) WX_DEFINE_SCANFUNC(wxSscanf, 2, (const wchar_t *str, const wchar_t *format), - wxCRT_SscanfW, (str, format)) + wxCRT_SscanfW, (str, wxScanfConvertFormatW(format))) WX_DEFINE_SCANFUNC(wxSscanf, 2, (const wxCharBuffer& str, const char *format), wxCRT_SscanfA, (str.data(), format)) WX_DEFINE_SCANFUNC(wxSscanf, 2, (const wxWCharBuffer& str, const wchar_t *format), - wxCRT_SscanfW, (str.data(), format)) + wxCRT_SscanfW, (str.data(), wxScanfConvertFormatW(format))) WX_DEFINE_SCANFUNC(wxSscanf, 2, (const wxString& str, const char *format), wxCRT_SscanfA, (str.mb_str(), format)) WX_DEFINE_SCANFUNC(wxSscanf, 2, (const wxString& str, const wchar_t *format), - wxCRT_SscanfW, (str.wc_str(), format)) + wxCRT_SscanfW, (str.wc_str(), wxScanfConvertFormatW(format))) WX_DEFINE_SCANFUNC(wxSscanf, 2, (const wxCStrData& str, const char *format), wxCRT_SscanfA, (str.AsCharBuf(), format)) WX_DEFINE_SCANFUNC(wxSscanf, 2, (const wxCStrData& str, const wchar_t *format), - wxCRT_SscanfW, (str.AsWCharBuf(), format)) + wxCRT_SscanfW, (str.AsWCharBuf(), wxScanfConvertFormatW(format))) // Visual C++ doesn't provide vsscanf() #ifndef __VISUALC___