X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9e5b30eb3e7545940135671fd21311d7c5596c66..b0802e642190c07d819d1c01bd7c315453d091d0:/src/common/wxchar.cpp diff --git a/src/common/wxchar.cpp b/src/common/wxchar.cpp index 2f030b8ed9..75e2858629 100644 --- a/src/common/wxchar.cpp +++ b/src/common/wxchar.cpp @@ -2,14 +2,14 @@ // Name: wxchar.cpp // Purpose: wxChar implementation // Author: Ove Kåven -// Modified by: +// Modified by: Ron Lee // Created: 09/04/99 // RCS-ID: $Id$ -// Copyright: (c) wxWindows copyright -// Licence: wxWindows license +// Copyright: (c) wxWidgets copyright +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) #pragma implementation "wxchar.h" #endif @@ -30,8 +30,13 @@ #include #include #include -#include + +#ifndef __WXWINCE__ #include +#include +#else +#include "wx/msw/wince/time.h" +#endif #ifndef WX_PRECOMP #include "wx/defs.h" @@ -47,49 +52,74 @@ #include #endif +#if defined(__MWERKS__) && __MSL__ >= 0x6000 +namespace std {} +using namespace std ; +#endif + +#ifdef __WXMAC__ + #include "wx/mac/private.h" +#endif + #if wxUSE_WCHAR_T size_t WXDLLEXPORT wxMB2WC(wchar_t *buf, const char *psz, size_t n) { + // assume that we have mbsrtowcs() too if we have wcsrtombs() +#if HAVE_WCSRTOMBS + mbstate_t mbstate; + memset(&mbstate, 0, sizeof(mbstate_t)); +#endif + if (buf) { if (!n || !*psz) { if (n) *buf = wxT('\0'); return 0; } +#ifdef HAVE_WCSRTOMBS + return mbsrtowcs(buf, &psz, n, &mbstate); +#else return mbstowcs(buf, psz, n); +#endif } - // assume that we have mbsrtowcs() too if we have wcsrtombs() #ifdef HAVE_WCSRTOMBS - mbstate_t mbstate; return mbsrtowcs((wchar_t *) NULL, &psz, 0, &mbstate); -#else // !GNU libc +#else return mbstowcs((wchar_t *) NULL, psz, 0); -#endif // GNU +#endif } size_t WXDLLEXPORT wxWC2MB(char *buf, const wchar_t *pwz, size_t n) { +#if HAVE_WCSRTOMBS + mbstate_t mbstate; + memset(&mbstate, 0, sizeof(mbstate_t)); +#endif + if (buf) { if (!n || !*pwz) { // glibc2.1 chokes on null input if (n) *buf = '\0'; return 0; } +#if HAVE_WCSRTOMBS + return wcsrtombs(buf, &pwz, n, &mbstate); +#else return wcstombs(buf, pwz, n); +#endif } #if HAVE_WCSRTOMBS - mbstate_t mbstate; return wcsrtombs((char *) NULL, &pwz, 0, &mbstate); -#else // !GNU libc +#else return wcstombs((char *) NULL, pwz, 0); -#endif // GNU +#endif } #endif // wxUSE_WCHAR_T bool WXDLLEXPORT wxOKlibc() { -#if wxUSE_WCHAR_T && defined(__UNIX__) && defined(__GLIBC__) +#if wxUSE_WCHAR_T && defined(__UNIX__) && defined(__GLIBC__) && !defined(__WINE__) // glibc 2.0 uses UTF-8 even when it shouldn't wchar_t res = 0; if ((MB_CUR_MAX == 2) && @@ -98,320 +128,924 @@ bool WXDLLEXPORT wxOKlibc() // this is UTF-8 allright, check whether that's what we want char *cur_locale = setlocale(LC_CTYPE, NULL); if ((strlen(cur_locale) < 4) || - (strcasecmp(cur_locale + strlen(cur_locale) - 4, "utf8")) || - (strcasecmp(cur_locale + strlen(cur_locale) - 5, "utf-8"))) { + (strcasecmp(cur_locale + strlen(cur_locale) - 4, "utf8")) || + (strcasecmp(cur_locale + strlen(cur_locale) - 5, "utf-8"))) { // nope, don't use libc conversion - return FALSE; + return false; } } #endif - return TRUE; + return true; } -#ifndef HAVE_WCSLEN -size_t WXDLLEXPORT wcslen(const wchar_t *s) +// ============================================================================ +// printf() functions business +// ============================================================================ + +// special test mode: define all functions below even if we don't really need +// them to be able to test them +#ifdef wxTEST_PRINTF + #undef wxFprintf + #undef wxPrintf + #undef wxSprintf + #undef wxVfprintf + #undef wxVsprintf + #undef wxVprintf + #undef wxVsnprintf_ + #undef wxSnprintf_ + + #define wxNEED_WPRINTF + + int wxVfprintf( FILE *stream, const wxChar *format, va_list argptr ); +#endif + +// ---------------------------------------------------------------------------- +// implement [v]snprintf() if the system doesn't provide a safe one +// ---------------------------------------------------------------------------- + +#if !defined(wxVsnprintf_) +int WXDLLEXPORT wxVsnprintf_(wxChar *buf, size_t lenMax, + const wxChar *format, va_list argptr) { - size_t len = 0; - while (s[len]) len++; - return len; -} + // buffer to avoid dynamic memory allocation each time for small strings + char szScratch[1024]; + + // number of characters in the buffer so far, must be less than lenMax + size_t lenCur = 0; + + for ( size_t n = 0; ; n++ ) + { + const wxChar chCur = format[n]; + + if ( chCur == wxT('%') ) + { + static char s_szFlags[256] = "%"; + size_t flagofs = 1; + bool adj_left = false, + in_prec = false, + prec_dot = false, + done = false; + int ilen = 0; + size_t min_width = 0, + max_width = wxSTRING_MAXLEN; + do + { + +#define CHECK_PREC \ + if (in_prec && !prec_dot) \ + { \ + s_szFlags[flagofs++] = '.'; \ + prec_dot = true; \ + } + +#define APPEND_CH(ch) \ + { \ + if ( lenCur == lenMax ) \ + return -1; \ + \ + buf[lenCur++] = ch; \ + } + +#define APPEND_STR(s) \ + { \ + for ( const wxChar *p = s; *p; p++ ) \ + { \ + APPEND_CH(*p); \ + } \ + } + + // what follows '%'? + const wxChar ch = format[++n]; + switch ( ch ) + { + case wxT('\0'): + APPEND_CH(_T('\0')); + + done = true; + break; + + case wxT('%'): + APPEND_CH(_T('%')); + done = true; + break; + + case wxT('#'): + case wxT('0'): + case wxT(' '): + case wxT('+'): + case wxT('\''): + CHECK_PREC + s_szFlags[flagofs++] = ch; + break; + + case wxT('-'): + CHECK_PREC + adj_left = true; + s_szFlags[flagofs++] = ch; + break; + + case wxT('.'): + CHECK_PREC + in_prec = true; + prec_dot = false; + max_width = 0; + // dot will be auto-added to s_szFlags if non-negative + // number follows + break; + + case wxT('h'): + ilen = -1; + CHECK_PREC + s_szFlags[flagofs++] = ch; + break; + + case wxT('l'): + ilen = 1; + CHECK_PREC + s_szFlags[flagofs++] = ch; + break; + + case wxT('q'): + case wxT('L'): + ilen = 2; + CHECK_PREC + s_szFlags[flagofs++] = ch; + break; + + case wxT('Z'): + ilen = 3; + CHECK_PREC + s_szFlags[flagofs++] = ch; + break; + + case wxT('*'): + { + int len = va_arg(argptr, int); + if (in_prec) + { + if (len<0) break; + CHECK_PREC + max_width = len; + } + else + { + if (len<0) + { + adj_left = !adj_left; + s_szFlags[flagofs++] = '-'; + len = -len; + } + min_width = len; + } + flagofs += ::sprintf(s_szFlags+flagofs,"%d",len); + } + break; + + case wxT('1'): case wxT('2'): case wxT('3'): + case wxT('4'): case wxT('5'): case wxT('6'): + case wxT('7'): case wxT('8'): case wxT('9'): + { + int len = 0; + CHECK_PREC + while ( (format[n] >= wxT('0')) && + (format[n] <= wxT('9')) ) + { + s_szFlags[flagofs++] = format[n]; + len = len*10 + (format[n] - wxT('0')); + n++; + } + + if (in_prec) + max_width = len; + else + min_width = len; + + n--; // the main loop pre-increments n again + } + break; + + case wxT('d'): + case wxT('i'): + case wxT('o'): + case wxT('u'): + case wxT('x'): + case wxT('X'): + CHECK_PREC + s_szFlags[flagofs++] = ch; + s_szFlags[flagofs] = '\0'; + if (ilen == 0 ) + { + int val = va_arg(argptr, int); + ::sprintf(szScratch, s_szFlags, val); + } + else if (ilen == -1) + { + // NB: 'short int' value passed through '...' + // is promoted to 'int', so we have to get + // an int from stack even if we need a short + short int val = (short int) va_arg(argptr, int); + ::sprintf(szScratch, s_szFlags, val); + } + else if (ilen == 1) + { + long int val = va_arg(argptr, long int); + ::sprintf(szScratch, s_szFlags, val); + } + else if (ilen == 2) + { +#if SIZEOF_LONG_LONG + long long int val = va_arg(argptr, long long int); + ::sprintf(szScratch, s_szFlags, val); +#else // !long long + long int val = va_arg(argptr, long int); + ::sprintf(szScratch, s_szFlags, val); +#endif // long long/!long long + } + else if (ilen == 3) + { + size_t val = va_arg(argptr, size_t); + ::sprintf(szScratch, s_szFlags, val); + } + + { + const wxMB2WXbuf tmp = + wxConvLibc.cMB2WX(szScratch); + APPEND_STR(tmp); + } + + done = true; + break; + + case wxT('e'): + case wxT('E'): + case wxT('f'): + case wxT('g'): + case wxT('G'): + CHECK_PREC + s_szFlags[flagofs++] = ch; + s_szFlags[flagofs] = '\0'; + if (ilen == 2) + { + long double val = va_arg(argptr, long double); + ::sprintf(szScratch, s_szFlags, val); + } + else + { + double val = va_arg(argptr, double); + ::sprintf(szScratch, s_szFlags, val); + } + + { + const wxMB2WXbuf tmp = + wxConvLibc.cMB2WX(szScratch); + APPEND_STR(tmp); + } + + done = true; + break; + + case wxT('p'): + { + void *val = va_arg(argptr, void *); + CHECK_PREC + s_szFlags[flagofs++] = ch; + s_szFlags[flagofs] = '\0'; + ::sprintf(szScratch, s_szFlags, val); + + const wxMB2WXbuf tmp = + wxConvLibc.cMB2WX(szScratch); + APPEND_STR(tmp); + + done = true; + } + break; + + case wxT('c'): + { + int val = va_arg(argptr, int); +#if wxUSE_UNICODE + if (ilen == -1) + { + const char buf[2] = { val, 0 }; + val = wxString(buf, wxConvLibc)[0u]; + } +#elif wxUSE_WCHAR_T + if (ilen == 1) + { + const wchar_t buf[2] = { val, 0 }; + val = wxString(buf, wxConvLibc)[0u]; + } #endif + size_t i; -#ifdef wxNEED_PRINTF_CONVERSION + if (!adj_left) + for (i = 1; i < min_width; i++) + APPEND_CH(_T(' ')); + + APPEND_CH(val); -#define CONVERT_FORMAT_1 \ - wxChar *new_format = (wxChar*) format; \ - size_t old_len = wxStrlen( format ); \ - int n = 0; \ - size_t i; \ - for (i = 0; i < old_len; i++) \ - { \ - if ( (format[i] == L'%') && \ - ((i < old_len) && ((format[i+1] == L's') || (format[i+1] == L'c'))) && \ - ((i == 0) || (format[i-1] != L'%')) ) \ - { \ - n++; \ - } \ - } \ - \ - if (n > 0) \ - { \ - new_format = new wxChar[old_len+n+1]; \ - wxChar *s = new_format; \ - \ - for (i = 0; i < old_len+1; i++) \ - { \ - if ( (format[i] == L'%') && \ - ((i < old_len) && ((format[i+1] == L's') || (format[i+1] == L'c'))) && \ - ((i == 0) || (format[i-1] != L'%')) ) \ - { \ - *s = L'%'; \ - s++; \ - *s = L'l'; \ - s++; \ - } \ - else \ - { \ - *s = format[i]; \ - s++; \ - } \ - } \ + if (adj_left) + for (i = 1; i < min_width; i++) + APPEND_CH(_T(' ')); + + done = true; + } + break; + + case wxT('s'): + { + const wxChar *val = NULL; +#if wxUSE_UNICODE + wxString s; + + if (ilen == -1) + { + // wx extension: we'll let %hs mean non-Unicode + // strings + char *v = va_arg(argptr, char *); + + if (v) + val = s = wxString(v, wxConvLibc); + } + else +#elif wxUSE_WCHAR_T + wxString s; + + if (ilen == 1) + { + // %ls means Unicode strings + wchar_t *v = va_arg(argptr, wchar_t *); + + if (v) + val = s = wxString(v, wxConvLibc); + } + else +#endif + { + val = va_arg(argptr, wxChar *); + } + + size_t len = 0; + + if (val) + { + for ( len = 0; + val[len] && (len < max_width); + len++ ) + ; + } + else if (max_width >= 6) + { + val = wxT("(null)"); + len = 6; + } + else + { + val = wxEmptyString; + len = 0; + } + + size_t i; + + if (!adj_left) + for (i = len; i < min_width; i++) + APPEND_CH(_T(' ')); + + for (i = 0; i < len; i++) + APPEND_CH(val[i]); + + if (adj_left) + for (i = len; i < min_width; i++) + APPEND_CH(_T(' ')); + + done = true; + } + break; + + case wxT('n'): + if (ilen == 0) + { + int *val = va_arg(argptr, int *); + *val = lenCur; + } + else if (ilen == -1) + { + short int *val = va_arg(argptr, short int *); + *val = lenCur; + } + else if (ilen >= 1) + { + long int *val = va_arg(argptr, long int *); + *val = lenCur; + } + done = true; + break; + + default: + // bad format, leave unchanged + APPEND_CH(_T('%')); + APPEND_CH(ch); + done = true; + break; + } + } + while (!done); + } + else + { + APPEND_CH(chCur); + } + + // terminating NUL? + if ( !chCur ) + break; } -#define CONVERT_FORMAT_2 \ - if (n > 0) \ - delete [] new_format; - + return lenCur; +} -int wxScanf( const wxChar *format, ... ) ATTRIBUTE_PRINTF_2 -{ - CONVERT_FORMAT_1 +#undef APPEND_CH +#undef APPEND_STR +#undef CHECK_PREC + +#endif // !wxVsnprintfA +#if !defined(wxSnprintf_) +int WXDLLEXPORT wxSnprintf_(wxChar *buf, size_t len, const wxChar *format, ...) +{ va_list argptr; va_start(argptr, format); - int ret = vwscanf( new_format, argptr ); - - CONVERT_FORMAT_2 + int iLen = wxVsnprintf_(buf, len, format, argptr); va_end(argptr); - - return ret; + + return iLen; +} +#endif // wxSnprintf_ + +#if defined(__DMC__) + /* Digital Mars adds count to _stprintf (C99) so convert */ + #if wxUSE_UNICODE + int wxSprintf (wchar_t * __RESTRICT s, const wchar_t * __RESTRICT format, ... ) + { + va_list arglist; + + va_start( arglist, format ); + int iLen = swprintf ( s, -1, format, arglist ); + va_end( arglist ); + return iLen ; + } + + #endif // wxUSE_UNICODE + +#endif //__DMC__ + +// ---------------------------------------------------------------------------- +// implement the standard IO functions for wide char if libc doesn't have them +// ---------------------------------------------------------------------------- + +#ifdef wxNEED_FPUTS +int wxFputs(const wchar_t *ws, FILE *stream) +{ + // counting the number of wide characters written isn't worth the trouble, + // simply distinguish between ok and error + return fputs(wxConvLibc.cWC2MB(ws), stream) == -1 ? -1 : 0; } +#endif // wxNEED_FPUTS -int wxSscanf( const wxChar *str, const wxChar *format, ... ) ATTRIBUTE_PRINTF_3 +#ifdef wxNEED_PUTS +int wxPuts(const wxChar *ws) { - CONVERT_FORMAT_1 + int rc = wxFputs(ws, stdout); + if ( rc != -1 ) + { + if ( wxFputs(L"\n", stdout) == -1 ) + return -1; - va_list argptr; - va_start(argptr, format); + rc++; + } - int ret = vswscanf( str, new_format, argptr ); + return rc; +} +#endif // wxNEED_PUTS - CONVERT_FORMAT_2 +#ifdef wxNEED_PUTC +int /* not wint_t */ wxPutc(wchar_t wc, FILE *stream) +{ + wchar_t ws[2] = { wc, L'\0' }; - va_end(argptr); - - return ret; + return wxFputs(ws, stream); } +#endif // wxNEED_PUTC -int wxFscanf( FILE *stream, const wxChar *format, ... ) ATTRIBUTE_PRINTF_3 +// NB: we only implement va_list functions here, the ones taking ... are +// defined below for wxNEED_PRINTF_CONVERSION case anyhow and we reuse +// the definitions there to avoid duplicating them here +#ifdef wxNEED_WPRINTF + +// TODO: implement the scanf() functions +int vwscanf(const wxChar *format, va_list argptr) { - CONVERT_FORMAT_1 + wxFAIL_MSG( _T("TODO") ); - va_list argptr; - va_start(argptr, format); + return -1; +} - int ret = vfwscanf(stream, new_format, argptr); +int vswscanf(const wxChar *ws, const wxChar *format, va_list argptr) +{ + // The best we can do without proper Unicode support in glibc is to + // convert the strings into MB representation and run ANSI version + // of the function. This doesn't work with %c and %s because of difference + // in size of char and wchar_t, though. + + wxCHECK_MSG( wxStrstr(format, _T("%s")) == NULL, -1, + _T("incomplete vswscanf implementation doesn't allow %s") ); + wxCHECK_MSG( wxStrstr(format, _T("%c")) == NULL, -1, + _T("incomplete vswscanf implementation doesn't allow %c") ); + + va_list argcopy; + wxVaCopy(argcopy, argptr); + return vsscanf(wxConvLibc.cWX2MB(ws), wxConvLibc.cWX2MB(format), argcopy); +} - CONVERT_FORMAT_2 +int vfwscanf(FILE *stream, const wxChar *format, va_list argptr) +{ + wxFAIL_MSG( _T("TODO") ); - va_end(argptr); - - return ret; + return -1; } -int wxVsscanf( const wxChar *str, const wxChar *format, va_list ap ) +#define vswprintf wxVsnprintf_ + +int vfwprintf(FILE *stream, const wxChar *format, va_list argptr) { - CONVERT_FORMAT_1 + wxString s; + int rc = s.PrintfV(format, argptr); - int ret = vswscanf( str, new_format, ap ); - - CONVERT_FORMAT_2 + if ( rc != -1 ) + { + // we can't do much better without Unicode support in libc... + if ( fprintf(stream, "%s", (const char*)s.mb_str() ) == -1 ) + return -1; + } - return ret; + return rc; } -int wxPrintf( const wxChar *format, ... ) ATTRIBUTE_PRINTF_2 +int vwprintf(const wxChar *format, va_list argptr) { - CONVERT_FORMAT_1 + return wxVfprintf(stdout, format, argptr); +} - va_list argptr; - va_start(argptr, format); - - int ret = vwprintf( new_format, argptr ); - - CONVERT_FORMAT_2 +#endif // wxNEED_WPRINTF - va_end(argptr); +#ifdef wxNEED_PRINTF_CONVERSION - return ret; +// ---------------------------------------------------------------------------- +// wxFormatConverter: class doing the "%s" -> "%ls" conversion +// ---------------------------------------------------------------------------- + +/* + Here are the gory details. We want to follow the Windows/MS conventions, + that is to have + + In ANSI mode: + + format specifier results in + ----------------------------------- + %c, %hc, %hC char + %lc, %C, %lC wchar_t + + In Unicode mode: + + format specifier results in + ----------------------------------- + %hc, %C, %hC char + %c, %lc, %lC wchar_t + + + while on POSIX systems we have %C identical to %lc and %c always means char + (in any mode) while %lc always means wchar_t, + + So to use native functions in order to get our semantics we must do the + following translations in Unicode mode (nothing to do in ANSI mode): + + wxWidgets specifier POSIX specifier + ---------------------------------------- + + %hc, %C, %hC %c + %c %lc + + + And, of course, the same should be done for %s as well. +*/ + +class wxFormatConverter +{ +public: + wxFormatConverter(const wxChar *format); + + // notice that we only translated the string if m_fmtOrig == NULL (as set + // by CopyAllBefore()), otherwise we should simply use the original format + operator const wxChar *() const + { return m_fmtOrig ? m_fmtOrig : m_fmt.c_str(); } + +private: + // copy another character to the translated format: this function does the + // copy if we are translating but doesn't do anything at all if we don't, + // so we don't create the translated format string at all unless we really + // need to (i.e. InsertFmtChar() is called) + wxChar CopyFmtChar(wxChar ch) + { + if ( !m_fmtOrig ) + { + // we're translating, do copy + m_fmt += ch; + } + else + { + // simply increase the count which should be copied by + // CopyAllBefore() later if needed + m_nCopied++; + } + + return ch; + } + + // insert an extra character + void InsertFmtChar(wxChar ch) + { + if ( m_fmtOrig ) + { + // so far we haven't translated anything yet + CopyAllBefore(); + } + + m_fmt += ch; + } + + void CopyAllBefore() + { + wxASSERT_MSG( m_fmtOrig && m_fmt.empty(), _T("logic error") ); + + m_fmt = wxString(m_fmtOrig, m_nCopied); + + // we won't need it any longer + m_fmtOrig = NULL; + } + + static bool IsFlagChar(wxChar ch) + { + return ch == _T('-') || ch == _T('+') || + ch == _T('0') || ch == _T(' ') || ch == _T('#'); + } + + void SkipDigits(const wxChar **ptpc) + { + while ( **ptpc >= _T('0') && **ptpc <= _T('9') ) + CopyFmtChar(*(*ptpc)++); + } + + // the translated format + wxString m_fmt; + + // the original format + const wxChar *m_fmtOrig; + + // the number of characters already copied + size_t m_nCopied; +}; + +wxFormatConverter::wxFormatConverter(const wxChar *format) +{ + m_fmtOrig = format; + m_nCopied = 0; + + while ( *format ) + { + if ( CopyFmtChar(*format++) == _T('%') ) + { + // skip any flags + while ( IsFlagChar(*format) ) + CopyFmtChar(*format++); + + // and possible width + if ( *format == _T('*') ) + CopyFmtChar(*format++); + else + SkipDigits(&format); + + // precision? + if ( *format == _T('.') ) + { + CopyFmtChar(*format++); + if ( *format == _T('*') ) + CopyFmtChar(*format++); + else + SkipDigits(&format); + } + + // next we can have a size modifier + enum + { + Default, + Short, + Long + } size; + + switch ( *format ) + { + case _T('h'): + size = Short; + format++; + break; + + case _T('l'): + // "ll" has a different meaning! + if ( format[1] != _T('l') ) + { + size = Long; + format++; + break; + } + //else: fall through + + default: + size = Default; + } + + // and finally we should have the type + switch ( *format ) + { + case _T('C'): + case _T('S'): + // %C and %hC -> %c and %lC -> %lc + if ( size == Long ) + CopyFmtChar(_T('l')); + + InsertFmtChar(*format++ == _T('C') ? _T('c') : _T('s')); + break; + + case _T('c'): + case _T('s'): + // %c -> %lc but %hc stays %hc and %lc is still %lc + if ( size == Default) + InsertFmtChar(_T('l')); + // fall through + + default: + // nothing special to do + if ( size != Default ) + CopyFmtChar(*(format - 1)); + CopyFmtChar(*format++); + } + } + } } -int wxSnprintf( wxChar *str, size_t size, const wxChar *format, ... ) ATTRIBUTE_PRINTF_4 +#else // !wxNEED_PRINTF_CONVERSION + // no conversion necessary + #define wxFormatConverter(x) (x) +#endif // wxNEED_PRINTF_CONVERSION/!wxNEED_PRINTF_CONVERSION + +#ifdef __WXDEBUG__ +// For testing the format converter +wxString wxConvertFormat(const wxChar *format) { - CONVERT_FORMAT_1 + return wxString(wxFormatConverter(format)); +} +#endif + +// ---------------------------------------------------------------------------- +// wxPrintf(), wxScanf() and relatives +// ---------------------------------------------------------------------------- +#if defined(wxNEED_PRINTF_CONVERSION) || defined(wxNEED_WPRINTF) + +int wxScanf( const wxChar *format, ... ) +{ va_list argptr; va_start(argptr, format); - int ret = vswprintf( str, size, new_format, argptr ); - - CONVERT_FORMAT_2 + int ret = vwscanf(wxFormatConverter(format), argptr ); va_end(argptr); return ret; } -int wxSprintf( wxChar *str, const wxChar *format, ... ) ATTRIBUTE_PRINTF_3 +int wxSscanf( const wxChar *str, const wxChar *format, ... ) { - CONVERT_FORMAT_1 - va_list argptr; va_start(argptr, format); - // Ugly - int ret = vswprintf( str, 10000, new_format, argptr ); - - CONVERT_FORMAT_2 + int ret = vswscanf( str, wxFormatConverter(format), argptr ); va_end(argptr); return ret; } -int wxFprintf( FILE *stream, const wxChar *format, ... ) ATTRIBUTE_PRINTF_3 +int wxFscanf( FILE *stream, const wxChar *format, ... ) { - CONVERT_FORMAT_1 - va_list argptr; - va_start( argptr, format ); - - int ret = vfwprintf( stream, new_format, argptr ); - - CONVERT_FORMAT_2 + va_start(argptr, format); + int ret = vfwscanf(stream, wxFormatConverter(format), argptr); va_end(argptr); return ret; } -int wxVfprint( FILE *stream, const wxChar *format, va_list ap ) +int wxPrintf( const wxChar *format, ... ) { - CONVERT_FORMAT_1 + va_list argptr; + va_start(argptr, format); - int ret = vfwprintf( stream, new_format, ap ); + int ret = vwprintf( wxFormatConverter(format), argptr ); - CONVERT_FORMAT_2 + va_end(argptr); return ret; } -int wxVprintf( const wxChar *format, va_list ap ) +#ifndef wxSnprintf +int wxSnprintf( wxChar *str, size_t size, const wxChar *format, ... ) { - CONVERT_FORMAT_1 + va_list argptr; + va_start(argptr, format); - int ret = vwprintf( new_format, ap ); + int ret = vswprintf( str, size, wxFormatConverter(format), argptr ); - CONVERT_FORMAT_2 + va_end(argptr); return ret; } +#endif // wxSnprintf -int wxVsnprintf( wxChar *str, size_t size, const wxChar *format, va_list ap ) +int wxSprintf( wxChar *str, const wxChar *format, ... ) { - CONVERT_FORMAT_1 + va_list argptr; + va_start(argptr, format); - int ret = vswprintf( str, size, new_format, ap ); + // note that wxString::FormatV() uses wxVsnprintf(), not wxSprintf(), so + // it's safe to implement this one in terms of it + wxString s(wxString::FormatV(format, argptr)); + wxStrcpy(str, s); - CONVERT_FORMAT_2 + va_end(argptr); - return ret; + return s.length(); } -int wxVsprintf( wxChar *str, const wxChar *format, va_list ap ) +int wxFprintf( FILE *stream, const wxChar *format, ... ) { - CONVERT_FORMAT_1 + va_list argptr; + va_start( argptr, format ); - // This is so ugly - int ret = vswprintf(str, 10000, new_format, ap); + int ret = vfwprintf( stream, wxFormatConverter(format), argptr ); - CONVERT_FORMAT_2 + va_end(argptr); return ret; } -#endif -// we want to find out if the current platform supports vsnprintf()-like -// function: for Unix this is done with configure, for Windows we test the -// compiler explicitly. -// -// FIXME currently, this is only for ANSI (!Unicode) strings, so we call this -// function wxVsnprintfA (A for ANSI), should also find one for Unicode -// strings in Unicode build -#ifdef __WXMSW__ - #if defined(__VISUALC__) || (defined(__MINGW32__) && wxUSE_NORLANDER_HEADERS) - #define wxVsnprintfA _vsnprintf - #endif -#elif defined(__WXMAC__) - #define wxVsnprintfA vsnprintf -#else // !Windows - #ifdef HAVE_VSNPRINTF - #define wxVsnprintfA vsnprintf - #endif -#endif // Windows/!Windows - -#ifndef wxVsnprintfA - // in this case we'll use vsprintf() (which is ANSI and thus should be - // always available), but it's unsafe because it doesn't check for buffer - // size - so give a warning - #define wxVsnprintfA(buf, len, format, arg) vsprintf(buf, format, arg) - - #if defined(__VISUALC__) - #pragma message("Using sprintf() because no snprintf()-like function defined") - #elif defined(__GNUG__) - #warning "Using sprintf() because no snprintf()-like function defined" - #endif //compiler -#endif // no vsnprintf - -#if defined(_AIX) - // AIX has vsnprintf, but there's no prototype in the system headers. - extern "C" int vsnprintf(char* str, size_t n, const char* format, va_list ap); -#endif +int wxVsscanf( const wxChar *str, const wxChar *format, va_list argptr ) +{ + return vswscanf( str, wxFormatConverter(format), argptr ); +} -#if !defined(wxVsnprintf) && !defined(wxHAS_VSNPRINTF) -int WXDLLEXPORT wxVsnprintf(wxChar *buf, size_t len, - const wxChar *format, va_list argptr) +int wxVfprintf( FILE *stream, const wxChar *format, va_list argptr ) { -#if wxUSE_UNICODE - wxString s; - int iLen = s.PrintfV(format, argptr); - if ( iLen != -1 ) - { - wxStrncpy(buf, s.c_str(), len); - buf[len-1] = wxT('\0'); - } + return vfwprintf( stream, wxFormatConverter(format), argptr ); +} - return iLen; -#else // ANSI - // vsnprintf() will not terminate the string with '\0' if there is not - // enough place, but we want the string to always be NUL terminated - int rc = wxVsnprintfA(buf, len - 1, format, argptr); - if ( rc == -1 ) - { - buf[len] = 0; - } +int wxVprintf( const wxChar *format, va_list argptr ) +{ + return vwprintf( wxFormatConverter(format), argptr ); +} - return rc; -#endif // Unicode/ANSI +#ifndef wxVsnprintf +int wxVsnprintf( wxChar *str, size_t size, const wxChar *format, va_list argptr ) +{ + return vswprintf( str, size, wxFormatConverter(format), argptr ); } -#endif +#endif // wxVsnprintf -#if !defined(wxSnprintf) && !defined(wxHAS_SNPRINTF) -int WXDLLEXPORT wxSnprintf(wxChar *buf, size_t len, - const wxChar *format, ...) +int wxVsprintf( wxChar *str, const wxChar *format, va_list argptr ) { - va_list argptr; - va_start(argptr, format); + // same as for wxSprintf() + return vswprintf(str, INT_MAX / 4, wxFormatConverter(format), argptr); +} - int iLen = wxVsnprintf(buf, len, format, argptr); +#endif // wxNEED_PRINTF_CONVERSION - va_end(argptr); +#if wxUSE_WCHAR_T - return iLen; -} -#endif +// ---------------------------------------------------------------------------- +// ctype.h stuff (currently unused) +// ---------------------------------------------------------------------------- #if defined(__WIN32__) && defined(wxNEED_WX_CTYPE_H) inline WORD wxMSW_ctype(wxChar ch) @@ -423,7 +1057,7 @@ inline WORD wxMSW_ctype(wxChar ch) WXDLLEXPORT int wxIsalnum(wxChar ch) { return IsCharAlphaNumeric(ch); } WXDLLEXPORT int wxIsalpha(wxChar ch) { return IsCharAlpha(ch); } -WXDLLEXPORT int wxIsctrl(wxChar ch) { return wxMSW_ctype(ch) & C1_CNTRL; } +WXDLLEXPORT int wxIscntrl(wxChar ch) { return wxMSW_ctype(ch) & C1_CNTRL; } WXDLLEXPORT int wxIsdigit(wxChar ch) { return wxMSW_ctype(ch) & C1_DIGIT; } WXDLLEXPORT int wxIsgraph(wxChar ch) { return wxMSW_ctype(ch) & (C1_DIGIT|C1_PUNCT|C1_ALPHA); } WXDLLEXPORT int wxIslower(wxChar ch) { return IsCharLower(ch); } @@ -436,15 +1070,105 @@ WXDLLEXPORT int wxTolower(wxChar ch) { return (wxChar)CharLower((LPTSTR)(ch)); } WXDLLEXPORT int wxToupper(wxChar ch) { return (wxChar)CharUpper((LPTSTR)(ch)); } #endif -#ifndef wxStrdup -WXDLLEXPORT wxChar * wxStrdup(const wxChar *psz) +#if defined(__DARWIN__) && ( MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_2 ) + +WXDLLEXPORT size_t wxInternalMbstowcs (wchar_t * out, const char * in, size_t outlen) +{ + if (!out) + { + size_t outsize = 0; + while(*in++) + outsize++; + return outsize; + } + + const char* origin = in; + + while (outlen-- && *in) + { + *out++ = (wchar_t) *in++; + } + + *out = '\0'; + + return in - origin; +} + +WXDLLEXPORT size_t wxInternalWcstombs (char * out, const wchar_t * in, size_t outlen) +{ + if (!out) + { + size_t outsize = 0; + while(*in++) + outsize++; + return outsize; + } + + const wchar_t* origin = in; + + while (outlen-- && *in) + { + *out++ = (char) *in++; + } + + *out = '\0'; + + return in - origin; +} + +#if defined(wxNEED_WX_CTYPE_H) + +#include + +#define cfalnumset CFCharacterSetGetPredefined(kCFCharacterSetAlphaNumeric) +#define cfalphaset CFCharacterSetGetPredefined(kCFCharacterSetLetter) +#define cfcntrlset CFCharacterSetGetPredefined(kCFCharacterSetControl) +#define cfdigitset CFCharacterSetGetPredefined(kCFCharacterSetDecimalDigit) +//CFCharacterSetRef cfgraphset = kCFCharacterSetControl && !' ' +#define cflowerset CFCharacterSetGetPredefined(kCFCharacterSetLowercaseLetter) +//CFCharacterSetRef cfprintset = !kCFCharacterSetControl +#define cfpunctset CFCharacterSetGetPredefined(kCFCharacterSetPunctuation) +#define cfspaceset CFCharacterSetGetPredefined(kCFCharacterSetWhitespaceAndNewline) +#define cfupperset CFCharacterSetGetPredefined(kCFCharacterSetUppercaseLetter) + +WXDLLEXPORT int wxIsalnum(wxChar ch) { return CFCharacterSetIsCharacterMember(cfalnumset, ch); } +WXDLLEXPORT int wxIsalpha(wxChar ch) { return CFCharacterSetIsCharacterMember(cfalphaset, ch); } +WXDLLEXPORT int wxIscntrl(wxChar ch) { return CFCharacterSetIsCharacterMember(cfcntrlset, ch); } +WXDLLEXPORT int wxIsdigit(wxChar ch) { return CFCharacterSetIsCharacterMember(cfdigitset, ch); } +WXDLLEXPORT int wxIsgraph(wxChar ch) { return !CFCharacterSetIsCharacterMember(cfcntrlset, ch) && ch != ' '; } +WXDLLEXPORT int wxIslower(wxChar ch) { return CFCharacterSetIsCharacterMember(cflowerset, ch); } +WXDLLEXPORT int wxIsprint(wxChar ch) { return !CFCharacterSetIsCharacterMember(cfcntrlset, ch); } +WXDLLEXPORT int wxIspunct(wxChar ch) { return CFCharacterSetIsCharacterMember(cfpunctset, ch); } +WXDLLEXPORT int wxIsspace(wxChar ch) { return CFCharacterSetIsCharacterMember(cfspaceset, ch); } +WXDLLEXPORT int wxIsupper(wxChar ch) { return CFCharacterSetIsCharacterMember(cfupperset, ch); } +WXDLLEXPORT int wxIsxdigit(wxChar ch) { return wxIsdigit(ch) || (ch>='a' && ch<='f') || (ch>='A' && ch<='F'); } +WXDLLEXPORT int wxTolower(wxChar ch) { return (wxChar)tolower((char)(ch)); } +WXDLLEXPORT int wxToupper(wxChar ch) { return (wxChar)toupper((char)(ch)); } + +#endif // wxNEED_WX_CTYPE_H + +#endif // defined(__DARWIN__) and OSX <= 10.2 + +#ifndef wxStrdupA + +WXDLLEXPORT char *wxStrdupA(const char *s) +{ + return strcpy((char *)malloc(strlen(s) + 1), s); +} + +#endif // wxStrdupA + +#ifndef wxStrdupW + +WXDLLEXPORT wchar_t * wxStrdupW(const wchar_t *pwz) { - size_t size = (wxStrlen(psz) + 1) * sizeof(wxChar); - wxChar *ret = (wxChar *) malloc(size); - memcpy(ret, psz, size); + size_t size = (wxWcslen(pwz) + 1) * sizeof(wchar_t); + wchar_t *ret = (wchar_t *) malloc(size); + memcpy(ret, pwz, size); return ret; } -#endif + +#endif // wxStrdupW #ifndef wxStricmp int WXDLLEXPORT wxStricmp(const wxChar *psz1, const wxChar *psz2) @@ -461,7 +1185,8 @@ int WXDLLEXPORT wxStricmp(const wxChar *psz1, const wxChar *psz2) #ifndef wxStricmp int WXDLLEXPORT wxStrnicmp(const wxChar *s1, const wxChar *s2, size_t n) { - register wxChar c1, c2; + // initialize the variables just to suppress stupid gcc warning + register wxChar c1 = 0, c2 = 0; while (n && ((c1 = wxTolower(*s1)) == (c2 = wxTolower(*s2)) ) && c1) n--, s1++, s2++; if (n) { if (c1 < c2) return -1; @@ -471,36 +1196,37 @@ int WXDLLEXPORT wxStrnicmp(const wxChar *s1, const wxChar *s2, size_t n) } #endif -#ifndef wxStrtok -WXDLLEXPORT wxChar * wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_ptr) +#ifndef wxSetlocale +WXDLLEXPORT wxWCharBuffer wxSetlocale(int category, const wxChar *locale) { - if (!psz) psz = *save_ptr; - psz += wxStrspn(psz, delim); - if (!*psz) { - *save_ptr = (wxChar *)NULL; - return (wxChar *)NULL; - } - wxChar *ret = psz; - psz = wxStrpbrk(psz, delim); - if (!psz) *save_ptr = (wxChar*)NULL; - else { - *psz = wxT('\0'); - *save_ptr = psz + 1; - } - return ret; + char *localeOld = setlocale(category, wxConvLibc.cWX2MB(locale)); + + return wxWCharBuffer(wxConvLibc.cMB2WC(localeOld)); } #endif -#ifndef wxSetlocale -WXDLLEXPORT wxWCharBuffer wxSetlocale(int category, const wxChar *locale) +#if wxUSE_WCHAR_T && !defined(HAVE_WCSLEN) +WXDLLEXPORT size_t wxWcslen(const wchar_t *s) { - char *localeOld = setlocale(category, wxConvLocal.cWX2MB(locale)); + size_t n = 0; + while ( *s++ ) + n++; - return wxWCharBuffer(wxConvLocal.cMB2WC(localeOld)); + return n; } #endif +// ---------------------------------------------------------------------------- +// string.h functions +// ---------------------------------------------------------------------------- + #ifdef wxNEED_WX_STRING_H + +// RN: These need to be c externed for the regex lib +#ifdef __cplusplus +extern "C" { +#endif + WXDLLEXPORT wxChar * wxStrcat(wxChar *dest, const wxChar *src) { wxChar *ret = dest; @@ -536,6 +1262,16 @@ WXDLLEXPORT wxChar * wxStrcpy(wxChar *dest, const wxChar *src) return ret; } +WXDLLEXPORT size_t wxStrlen_(const wxChar *s) +{ + size_t n = 0; + while ( *s++ ) + n++; + + return n; +} + + WXDLLEXPORT wxChar * wxStrncat(wxChar *dest, const wxChar *src, size_t n) { wxChar *ret = dest; @@ -593,7 +1329,7 @@ WXDLLEXPORT size_t wxStrspn(const wxChar *s, const wxChar *accept) WXDLLEXPORT const wxChar *wxStrstr(const wxChar *haystack, const wxChar *needle) { - wxCHECK_RET( needle, NULL, _T("NULL argument in wxStrstr") ); + wxASSERT_MSG( needle != NULL, _T("NULL argument in wxStrstr") ); // VZ: this is not exactly the most efficient string search algorithm... @@ -610,6 +1346,10 @@ WXDLLEXPORT const wxChar *wxStrstr(const wxChar *haystack, const wxChar *needle) return NULL; } +#ifdef __cplusplus +} +#endif + WXDLLEXPORT double wxStrtod(const wxChar *nptr, wxChar **endptr) { const wxChar *start = nptr; @@ -629,7 +1369,7 @@ WXDLLEXPORT double wxStrtod(const wxChar *nptr, wxChar **endptr) } wxString data(nptr, nptr-start); - wxWX2MBbuf dat = data.mb_str(wxConvLocal); + wxWX2MBbuf dat = data.mb_str(wxConvLibc); char *rdat = wxMBSTRINGCAST dat; double ret = strtod(dat, &rdat); @@ -656,8 +1396,8 @@ WXDLLEXPORT long int wxStrtol(const wxChar *nptr, wxChar **endptr, int base) while ((wxIsdigit(*nptr) && (*nptr - wxT('0') < base)) || (wxIsalpha(*nptr) && (wxToupper(*nptr) - wxT('A') + 10 < base))) nptr++; - wxString data(nptr, nptr-start); - wxWX2MBbuf dat = data.mb_str(wxConvLocal); + wxString data(start, nptr-start); + wxWX2MBbuf dat = data.mb_str(wxConvLibc); char *rdat = wxMBSTRINGCAST dat; long int ret = strtol(dat, &rdat, base); @@ -665,7 +1405,13 @@ WXDLLEXPORT long int wxStrtol(const wxChar *nptr, wxChar **endptr, int base) return ret; } -#endif + +WXDLLEXPORT unsigned long int wxStrtoul(const wxChar *nptr, wxChar **endptr, int base) +{ + return (unsigned long int) wxStrtol(nptr, endptr, base); +} + +#endif // wxNEED_WX_STRING_H #ifdef wxNEED_WX_STDIO_H WXDLLEXPORT FILE * wxFopen(const wxChar *path, const wxChar *mode) @@ -673,7 +1419,7 @@ WXDLLEXPORT FILE * wxFopen(const wxChar *path, const wxChar *mode) char mode_buffer[10]; for (size_t i = 0; i < wxStrlen(mode)+1; i++) mode_buffer[i] = (char) mode[i]; - + return fopen( wxConvFile.cWX2MB(path), mode_buffer ); } @@ -682,7 +1428,7 @@ WXDLLEXPORT FILE * wxFreopen(const wxChar *path, const wxChar *mode, FILE *strea char mode_buffer[10]; for (size_t i = 0; i < wxStrlen(mode)+1; i++) mode_buffer[i] = (char) mode[i]; - + return freopen( wxConvFile.cWX2MB(path), mode_buffer, stream ); } @@ -700,80 +1446,157 @@ WXDLLEXPORT int wxRename(const wxChar *oldpath, const wxChar *newpath) #ifndef wxAtof double WXDLLEXPORT wxAtof(const wxChar *psz) { - return atof(wxConvLocal.cWX2MB(psz)); +#ifdef __WXWINCE__ + double d; + wxString str(psz); + if (str.ToDouble(& d)) + return d; + else + return 0.0; +#else + return atof(wxConvLibc.cWX2MB(psz)); +#endif } #endif #ifdef wxNEED_WX_STDLIB_H int WXDLLEXPORT wxAtoi(const wxChar *psz) { - return atoi(wxConvLocal.cWX2MB(psz)); + return atoi(wxConvLibc.cWX2MB(psz)); } long WXDLLEXPORT wxAtol(const wxChar *psz) { - return atol(wxConvLocal.cWX2MB(psz)); + return atol(wxConvLibc.cWX2MB(psz)); } wxChar * WXDLLEXPORT wxGetenv(const wxChar *name) { - static wxHashTable env; - - // check if we already have stored the converted env var - wxObject *data = env.Get(name); - if (!data) - { - // nope, retrieve it, #if wxUSE_UNICODE - wxCharBuffer buffer = wxConvLocal.cWX2MB(name); - // printf( "buffer %s\n", (const char*) buffer ); - const char *val = getenv( (const char *)buffer ); + // NB: buffer returned by getenv() is allowed to be overwritten next + // time getenv() is called, so it is OK to use static string + // buffer to hold the data. + static wxWCharBuffer value((wxChar*)NULL); + value = wxConvLibc.cMB2WX(getenv(wxConvLibc.cWX2MB(name))); + return value.data(); #else - const char *val = getenv( name ); + return getenv(name); #endif - - if (!val) return (wxChar *)NULL; - // printf( "home %s\n", val ); - - // convert it, -#ifdef wxUSE_UNICODE - data = (wxObject *)new wxString(val, wxConvLocal); -#else - data = (wxObject *)new wxString(val); -#endif - - // and store it - env.Put(name, data); - } - // return converted env var - return (wxChar *)((wxString *)data)->c_str(); } int WXDLLEXPORT wxSystem(const wxChar *psz) { - return system(wxConvLocal.cWX2MB(psz)); + return system(wxConvLibc.cWX2MB(psz)); } -#endif +#endif // wxNEED_WX_STDLIB_H #ifdef wxNEED_WX_TIME_H -WXDLLEXPORT size_t wxStrftime(wxChar *s, size_t max, const wxChar *fmt, const struct tm *tm) +WXDLLEXPORT size_t +wxStrftime(wxChar *s, size_t maxsize, const wxChar *fmt, const struct tm *tm) +{ + if ( !maxsize ) + return 0; + + wxCharBuffer buf(maxsize); + + wxCharBuffer bufFmt(wxConvLibc.cWX2MB(fmt)); + if ( !bufFmt ) + return 0; + + size_t ret = strftime(buf.data(), maxsize, bufFmt, tm); + if ( !ret ) + return 0; + + wxWCharBuffer wbuf = wxConvLibc.cMB2WX(buf); + if ( !wbuf ) + return 0; + + wxStrncpy(s, wbuf, maxsize); + return wxStrlen(s); +} +#endif // wxNEED_WX_TIME_H + +#ifndef wxCtime +WXDLLEXPORT wxChar *wxCtime(const time_t *timep) { - if (!max) return 0; - - char *buf = (char *)malloc(max); - size_t ret = strftime(buf, max, wxConvLocal.cWX2MB(fmt), tm); - if (ret) + // normally the string is 26 chars but give one more in case some broken + // DOS compiler decides to use "\r\n" instead of "\n" at the end + static wxChar buf[27]; + + // ctime() is guaranteed to return a string containing only ASCII + // characters, as its format is always the same for any locale + wxStrncpy(buf, wxString::FromAscii(ctime(timep)), WXSIZEOF(buf)); + buf[WXSIZEOF(buf) - 1] = _T('\0'); + + return buf; +} +#endif // wxCtime + +#endif // wxUSE_WCHAR_T + +// ---------------------------------------------------------------------------- +// functions which we may need even if !wxUSE_WCHAR_T +// ---------------------------------------------------------------------------- + +#ifndef wxStrtok + +WXDLLEXPORT wxChar * wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_ptr) +{ + if (!psz) + { + psz = *save_ptr; + if ( !psz ) + return NULL; + } + + psz += wxStrspn(psz, delim); + if (!*psz) { - wxStrcpy(s, wxConvLocal.cMB2WX(buf)); - free(buf); - return wxStrlen(s); - } + *save_ptr = (wxChar *)NULL; + return (wxChar *)NULL; + } + + wxChar *ret = psz; + psz = wxStrpbrk(psz, delim); + if (!psz) + { + *save_ptr = (wxChar*)NULL; + } else { - free(buf); - *s = 0; - return 0; - } + *psz = wxT('\0'); + *save_ptr = psz + 1; + } + + return ret; } -#endif + +#endif // wxStrtok + +// ---------------------------------------------------------------------------- +// missing C RTL functions +// ---------------------------------------------------------------------------- + +#if wxNEED_STRDUP + +char *strdup(const char *s) +{ + char *dest = (char*) malloc( strlen( s ) + 1 ) ; + if ( dest ) + strcpy( dest , s ) ; + return dest ; +} +#endif // wxNEED_STRDUP + +#if defined(__WXWINCE__) && (_WIN32_WCE <= 211) + +void *calloc( size_t num, size_t size ) +{ + void** ptr = (void **)malloc(num * size); + memset( ptr, 0, num * size); + return ptr; +} + +#endif // __WXWINCE__ <= 211 +