X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/df17b887eeffecb1a4533df93097d94b0dce8cd5..ed7c11abc829a8f7becc92ee438866e36f2216fe:/src/common/wxchar.cpp diff --git a/src/common/wxchar.cpp b/src/common/wxchar.cpp index 28f80d66fe..e09e7e06b6 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 +52,73 @@ #include #endif +#if defined(__MWERKS__) && __MSL__ >= 0x6000 +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) && @@ -101,21 +130,12 @@ bool WXDLLEXPORT wxOKlibc() (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; -} - -#ifndef HAVE_WCSLEN -size_t WXDLLEXPORT wcslen(const wchar_t *s) -{ - size_t len = 0; - while (s[len]) len++; - return len; + return true; } -#endif // ============================================================================ // printf() functions business @@ -160,10 +180,10 @@ int WXDLLEXPORT wxVsnprintf_(wxChar *buf, size_t lenMax, { static char s_szFlags[256] = "%"; size_t flagofs = 1; - bool adj_left = FALSE, - in_prec = FALSE, - prec_dot = FALSE, - done = FALSE; + bool adj_left = false, + in_prec = false, + prec_dot = false, + done = false; int ilen = 0; size_t min_width = 0, max_width = wxSTRING_MAXLEN; @@ -174,14 +194,16 @@ int WXDLLEXPORT wxVsnprintf_(wxChar *buf, size_t lenMax, if (in_prec && !prec_dot) \ { \ s_szFlags[flagofs++] = '.'; \ - prec_dot = TRUE; \ + prec_dot = true; \ } #define APPEND_CH(ch) \ - if ( lenCur == lenMax ) \ - return -1; \ - \ - buf[lenCur++] = ch + { \ + if ( lenCur == lenMax ) \ + return -1; \ + \ + buf[lenCur++] = ch; \ + } #define APPEND_STR(s) \ { \ @@ -198,12 +220,12 @@ int WXDLLEXPORT wxVsnprintf_(wxChar *buf, size_t lenMax, case wxT('\0'): APPEND_CH(_T('\0')); - done = TRUE; + done = true; break; case wxT('%'): APPEND_CH(_T('%')); - done = TRUE; + done = true; break; case wxT('#'): @@ -217,14 +239,14 @@ int WXDLLEXPORT wxVsnprintf_(wxChar *buf, size_t lenMax, case wxT('-'): CHECK_PREC - adj_left = TRUE; + adj_left = true; s_szFlags[flagofs++] = ch; break; case wxT('.'): CHECK_PREC - in_prec = TRUE; - prec_dot = FALSE; + in_prec = true; + prec_dot = false; max_width = 0; // dot will be auto-added to s_szFlags if non-negative // number follows @@ -350,7 +372,7 @@ int WXDLLEXPORT wxVsnprintf_(wxChar *buf, size_t lenMax, APPEND_STR(tmp); } - done = TRUE; + done = true; break; case wxT('e'): @@ -378,7 +400,7 @@ int WXDLLEXPORT wxVsnprintf_(wxChar *buf, size_t lenMax, APPEND_STR(tmp); } - done = TRUE; + done = true; break; case wxT('p'): @@ -393,52 +415,77 @@ int WXDLLEXPORT wxVsnprintf_(wxChar *buf, size_t lenMax, wxConvLibc.cMB2WX(szScratch); APPEND_STR(tmp); - done = TRUE; + done = true; } break; case wxT('c'): { - wxChar val = va_arg(argptr, int); - // we don't need to honor padding here, do we? + 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; + + if (!adj_left) + for (i = 1; i < min_width; i++) + APPEND_CH(_T(' ')); + APPEND_CH(val); - done = TRUE; + if (adj_left) + for (i = 1; i < min_width; i++) + APPEND_CH(_T(' ')); + + done = true; } break; case wxT('s'): - if (ilen == -1) { - // wx extension: we'll let %hs mean non-Unicode - // strings - char *val = va_arg(argptr, char *); + const wxChar *val = NULL; #if wxUSE_UNICODE - // ASCII->Unicode constructor handles max_width - // right - wxString s(val, wxConvLibc, max_width); -#else - size_t len = wxSTRING_MAXLEN; - if (val) + wxString s; + + if (ilen == -1) { - for ( len = 0; - val[len] && (len < max_width); - len++ ) - ; + // 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 - val = wxT("(null)"); - wxString s(val, len); #endif - if (s.Len() < min_width) - s.Pad(min_width - s.Len(), wxT(' '), adj_left); + { + val = va_arg(argptr, wxChar *); + } + + size_t len = 0; - APPEND_STR(s); - } - else - { - wxChar *val = va_arg(argptr, wxChar *); - size_t len = wxSTRING_MAXLEN; if (val) { for ( len = 0; @@ -446,16 +493,32 @@ int WXDLLEXPORT wxVsnprintf_(wxChar *buf, size_t lenMax, len++ ) ; } - else + else if (max_width >= 6) + { val = wxT("(null)"); + len = 6; + } + else + { + val = wxT(""); + len = 0; + } + + size_t i; - wxString s(val, len); - if (s.Len() < min_width) - s.Pad(min_width - s.Len(), wxT(' '), adj_left); + if (!adj_left) + for (i = len; i < min_width; i++) + APPEND_CH(_T(' ')); - APPEND_STR(s); + 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; } - done = TRUE; break; case wxT('n'): @@ -474,14 +537,14 @@ int WXDLLEXPORT wxVsnprintf_(wxChar *buf, size_t lenMax, long int *val = va_arg(argptr, long int *); *val = lenCur; } - done = TRUE; + done = true; break; default: // bad format, leave unchanged APPEND_CH(_T('%')); APPEND_CH(ch); - done = TRUE; + done = true; break; } } @@ -520,27 +583,44 @@ int WXDLLEXPORT wxSnprintf_(wxChar *buf, size_t len, const wxChar *format, ...) } #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_FPUTWC - +#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 +#ifdef wxNEED_PUTC int /* not wint_t */ wxPutc(wchar_t wc, FILE *stream) { wchar_t ws[2] = { wc, L'\0' }; return wxFputs(ws, stream); } - -#endif // wxNEED_FPUTWC +#endif // wxNEED_PUTC // NB: we only implement va_list functions here, the ones taking ... are // defined below for wxNEED_PRINTF_CONVERSION case anyhow and we reuse @@ -579,7 +659,7 @@ int vfwprintf(FILE *stream, const wxChar *format, va_list argptr) if ( rc != -1 ) { // we can't do much better without Unicode support in libc... - if ( fprintf(stream, "%s", s.mb_str()) == -1 ) + if ( fprintf(stream, "%s", (const char*)s.mb_str() ) == -1 ) return -1; } @@ -624,7 +704,7 @@ int vwprintf(const wxChar *format, va_list argptr) 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): - wxWindows specifier POSIX specifier + wxWidgets specifier POSIX specifier ---------------------------------------- %hc, %C, %hC %c @@ -694,10 +774,10 @@ private: ch == _T('0') || ch == _T(' ') || ch == _T('#'); } - void SkipDigits(const wxChar **ppc) + void SkipDigits(const wxChar **ptpc) { - while ( **ppc >= _T('0') && **ppc <= _T('9') ) - CopyFmtChar(*(*ppc)++); + while ( **ptpc >= _T('0') && **ptpc <= _T('9') ) + CopyFmtChar(*(*ptpc)++); } // the translated format @@ -732,7 +812,11 @@ wxFormatConverter::wxFormatConverter(const wxChar *format) // precision? if ( *format == _T('.') ) { - SkipDigits(&format); + CopyFmtChar(*format++); + if ( *format == _T('*') ) + CopyFmtChar(*format++); + else + SkipDigits(&format); } // next we can have a size modifier @@ -779,23 +863,14 @@ wxFormatConverter::wxFormatConverter(const wxChar *format) case _T('c'): case _T('s'): // %c -> %lc but %hc stays %hc and %lc is still %lc - switch ( size ) - { - case Default: - InsertFmtChar(_T('l')); - break; - - case Short: - CopyFmtChar(_T('h')); - break; - - case Long: - ; - } + if ( size == Default) + InsertFmtChar(_T('l')); // fall through default: // nothing special to do + if ( size != Default ) + CopyFmtChar(*(format - 1)); CopyFmtChar(*format++); } } @@ -807,6 +882,14 @@ wxFormatConverter::wxFormatConverter(const wxChar *format) #define wxFormatConverter(x) (x) #endif // wxNEED_PRINTF_CONVERSION/!wxNEED_PRINTF_CONVERSION +#ifdef __WXDEBUG__ +// For testing the format converter +wxString wxConvertFormat(const wxChar *format) +{ + return wxString(wxFormatConverter(format)); +} +#endif + // ---------------------------------------------------------------------------- // wxPrintf(), wxScanf() and relatives // ---------------------------------------------------------------------------- @@ -841,7 +924,6 @@ int wxFscanf( FILE *stream, const wxChar *format, ... ) { va_list argptr; va_start(argptr, format); - int ret = vfwscanf(stream, wxFormatConverter(format), argptr); va_end(argptr); @@ -880,12 +962,14 @@ int wxSprintf( wxChar *str, const wxChar *format, ... ) va_list argptr; va_start(argptr, format); - // callers of wxSprintf() deserve what they get - int ret = vswprintf( str, UINT_MAX, wxFormatConverter(format), argptr ); + // 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); va_end(argptr); - return ret; + return s.length(); } int wxFprintf( FILE *stream, const wxChar *format, ... ) @@ -925,11 +1009,13 @@ int wxVsnprintf( wxChar *str, size_t size, const wxChar *format, va_list argptr int wxVsprintf( wxChar *str, const wxChar *format, va_list argptr ) { // same as for wxSprintf() - return vswprintf(str, UINT_MAX, wxFormatConverter(format), argptr); + return vswprintf(str, INT_MAX / 4, wxFormatConverter(format), argptr); } #endif // wxNEED_PRINTF_CONVERSION +#if wxUSE_WCHAR_T + // ---------------------------------------------------------------------------- // ctype.h stuff (currently unused) // ---------------------------------------------------------------------------- @@ -944,7 +1030,7 @@ 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); } @@ -957,15 +1043,26 @@ 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) +#ifndef wxStrdupA + +WXDLLEXPORT char *wxStrdupA(const char *s) { - size_t size = (wxStrlen(psz) + 1) * sizeof(wxChar); - wxChar *ret = (wxChar *) malloc(size); - memcpy(ret, psz, size); + return strcpy((char *)malloc(strlen(s) + 1), s); +} + +#endif // wxStrdupA + +#ifndef wxStrdupW + +WXDLLEXPORT wchar_t * wxStrdupW(const wchar_t *pwz) +{ + 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) @@ -982,7 +1079,8 @@ 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; @@ -992,39 +1090,6 @@ 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) -{ - if (!psz) - { - psz = *save_ptr; - if ( !psz ) - return NULL; - } - - 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; -} -#endif // wxStrtok - #ifndef wxSetlocale WXDLLEXPORT wxWCharBuffer wxSetlocale(int category, const wxChar *locale) { @@ -1238,7 +1303,16 @@ 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(wxConvLocal.cWX2MB(psz)); +#endif } #endif @@ -1255,36 +1329,16 @@ long WXDLLEXPORT wxAtol(const wxChar *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 = wxConvLocal.cMB2WX(getenv(wxConvLocal.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) @@ -1292,7 +1346,7 @@ int WXDLLEXPORT wxSystem(const wxChar *psz) return system(wxConvLocal.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) @@ -1314,4 +1368,98 @@ WXDLLEXPORT size_t wxStrftime(wxChar *s, size_t max, const wxChar *fmt, const return 0; } } +#endif // wxNEED_WX_TIME_H + +#ifndef wxCtime +WXDLLEXPORT wxChar *wxCtime(const time_t *timep) +{ + static wxChar buf[128]; + + wxStrncpy( buf, wxConvertMB2WX( ctime( timep ) ), sizeof( buf ) ); + buf[ sizeof( 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) + { + *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; +} + +#endif // wxStrtok + +// ---------------------------------------------------------------------------- +// missing C RTL functions +// ---------------------------------------------------------------------------- + +#if (defined(__MWERKS__) && !defined(__MACH__) && (__MSL__ < 0x00008000)) || \ + defined(__WXWINCE__) +char *strdup(const char *s) +{ + char *dest = (char*) malloc( strlen( s ) + 1 ) ; + if ( dest ) + strcpy( dest , s ) ; + return dest ; +} #endif + +#if (defined(__MWERKS__) && !defined(__MACH__)) || (defined(__WXWINCE__) && _WIN32_WCE <= 211) + +int isascii( int c ) +{ + return ( c >= 0 && c < 128 ); +} +#endif + +#if defined(__WXWINCE__) && (_WIN32_WCE <= 211) +#if (_WIN32_WCE < 300) +void *calloc( size_t num, size_t size ) +{ + void** ptr = (void **)malloc(num * size); + memset( ptr, 0, num * size); + return ptr; +} +#endif + +int isspace(int c) +{ + return (c == ' '); +} + +#endif +