1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/common/wxchar.cpp
3 // Purpose: wxChar implementation
5 // Modified by: Ron Lee, Francesco Montorsi
8 // Copyright: (c) wxWidgets copyright
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
12 // ===========================================================================
13 // headers, declarations, constants
14 // ===========================================================================
16 // For compilers that support precompilation, includes "wx.h".
17 #include "wx/wxprec.h"
23 #include "wx/wxchar.h"
25 #define _ISOC9X_SOURCE 1 // to get vsscanf()
26 #define _BSD_SOURCE 1 // to still get strdup()
36 #include "wx/msw/wince/time.h"
40 #include "wx/string.h"
42 #include "wx/utils.h" // for wxMin and wxMax
46 #if defined(__WIN32__) && defined(wxNEED_WX_CTYPE_H)
53 #if defined(__MWERKS__) && __MSL__ >= 0x6000
59 size_t WXDLLEXPORT
wxMB2WC(wchar_t *buf
, const char *psz
, size_t n
)
61 // assume that we have mbsrtowcs() too if we have wcsrtombs()
64 memset(&mbstate
, 0, sizeof(mbstate_t));
69 if (n
) *buf
= wxT('\0');
73 return mbsrtowcs(buf
, &psz
, n
, &mbstate
);
75 return wxMbstowcs(buf
, psz
, n
);
79 // note that we rely on common (and required by Unix98 but unfortunately not
80 // C99) extension which allows to call mbs(r)towcs() with NULL output pointer
81 // to just get the size of the needed buffer -- this is needed as otherwise
82 // we have no idea about how much space we need and if the CRT doesn't
83 // support it (the only currently known example being Metrowerks, see
84 // wx/wxchar.h) we don't use its mbstowcs() at all
86 return mbsrtowcs((wchar_t *) NULL
, &psz
, 0, &mbstate
);
88 return wxMbstowcs((wchar_t *) NULL
, psz
, 0);
92 size_t WXDLLEXPORT
wxWC2MB(char *buf
, const wchar_t *pwz
, size_t n
)
96 memset(&mbstate
, 0, sizeof(mbstate_t));
101 // glibc2.1 chokes on null input
105 #ifdef HAVE_WCSRTOMBS
106 return wcsrtombs(buf
, &pwz
, n
, &mbstate
);
108 return wxWcstombs(buf
, pwz
, n
);
112 #ifdef HAVE_WCSRTOMBS
113 return wcsrtombs((char *) NULL
, &pwz
, 0, &mbstate
);
115 return wxWcstombs((char *) NULL
, pwz
, 0);
118 #endif // wxUSE_WCHAR_T
120 bool WXDLLEXPORT
wxOKlibc()
122 #if wxUSE_WCHAR_T && defined(__UNIX__) && defined(__GLIBC__) && !defined(__WINE__)
123 // glibc 2.0 uses UTF-8 even when it shouldn't
125 if ((MB_CUR_MAX
== 2) &&
126 (wxMB2WC(&res
, "\xdd\xa5", 1) == 1) &&
128 // this is UTF-8 allright, check whether that's what we want
129 char *cur_locale
= setlocale(LC_CTYPE
, NULL
);
130 if ((strlen(cur_locale
) < 4) ||
131 (strcasecmp(cur_locale
+ strlen(cur_locale
) - 4, "utf8")) ||
132 (strcasecmp(cur_locale
+ strlen(cur_locale
) - 5, "utf-8"))) {
133 // nope, don't use libc conversion
141 // ============================================================================
142 // printf() functions business
143 // ============================================================================
145 // special test mode: define all functions below even if we don't really need
146 // them to be able to test them
157 #define wxNEED_WPRINTF
159 int wxVfprintf( FILE *stream
, const wxChar
*format
, va_list argptr
);
162 // ----------------------------------------------------------------------------
163 // implement [v]snprintf() if the system doesn't provide a safe one
164 // or if the system's one does not support positional parameters
165 // (very useful for i18n purposes)
166 // ----------------------------------------------------------------------------
168 #if !defined(wxVsnprintf_)
170 // wxUSE_STRUTILS says our wxVsnprintf_ implementation to use or not to
171 // use wxStrlen and wxStrncpy functions over one-char processing loops.
173 // Some benchmarking revealed that wxUSE_STRUTILS == 1 has the following
176 // when in ANSI mode, this setting does not change almost anything
177 // when in Unicode mode, it gives ~ 50% of slowdown !
179 // both in ANSI and Unicode mode it gives ~ 60% of speedup !
181 #if defined(WIN32) && wxUSE_UNICODE
182 #define wxUSE_STRUTILS 0
184 #define wxUSE_STRUTILS 1
187 // some limits of our implementation
188 #define wxMAX_SVNPRINTF_ARGUMENTS 64
189 #define wxMAX_SVNPRINTF_FLAGBUFFER_LEN 32
190 #define wxMAX_SVNPRINTF_SCRATCHBUFFER_LEN 512
192 // prefer snprintf over sprintf
193 #if defined(__VISUALC__) || \
194 (defined(__BORLANDC__) && __BORLANDC__ >= 0x540)
195 #define system_sprintf(buff, max, flags, data) \
196 ::_snprintf(buff, max, flags, data)
197 #elif defined(HAVE_SNPRINTF)
198 #define system_sprintf(buff, max, flags, data) \
199 ::snprintf(buff, max, flags, data)
200 #else // NB: at least sprintf() should always be available
201 // since 'max' is not used in this case, wxVsnprintf() should always
202 // ensure that 'buff' is big enough for all common needs
203 // (see wxMAX_SVNPRINTF_FLAGBUFFER_LEN and wxMAX_SVNPRINTF_SCRATCHBUFFER_LEN)
204 #define system_sprintf(buff, max, flags, data) \
205 ::sprintf(buff, flags, data)
207 #define SYSTEM_SPRINTF_IS_UNSAFE
210 // the conversion specifiers accepted by wxVsnprintf_
211 enum wxPrintfArgType
{
214 wxPAT_INT
, // %d, %i, %o, %u, %x, %X
215 wxPAT_LONGINT
, // %ld, etc
217 wxPAT_LONGLONGINT
, // %Ld, etc
219 wxPAT_SIZET
, // %Zd, etc
221 wxPAT_DOUBLE
, // %e, %E, %f, %g, %G
222 wxPAT_LONGDOUBLE
, // %le, etc
226 wxPAT_CHAR
, // %hc (in ANSI mode: %c, too)
227 wxPAT_WCHAR
, // %lc (in Unicode mode: %c, too)
229 wxPAT_PCHAR
, // %s (related to a char *)
230 wxPAT_PWCHAR
, // %s (related to a wchar_t *)
233 wxPAT_NSHORTINT
, // %hn
234 wxPAT_NLONGINT
// %ln
237 // an argument passed to wxVsnprintf_
239 int pad_int
; // %d, %i, %o, %u, %x, %X
240 long int pad_longint
; // %ld, etc
242 long long int pad_longlongint
; // %Ld, etc
244 size_t pad_sizet
; // %Zd, etc
246 double pad_double
; // %e, %E, %f, %g, %G
247 long double pad_longdouble
; // %le, etc
249 void *pad_pointer
; // %p
251 char pad_char
; // %hc (in ANSI mode: %c, too)
252 wchar_t pad_wchar
; // %lc (in Unicode mode: %c, too)
254 char *pad_pchar
; // %s (related to a char *)
255 wchar_t *pad_pwchar
; // %s (related to a wchar_t *)
258 short int *pad_nshortint
; // %hn
259 long int *pad_nlongint
; // %ln
263 // Contains parsed data relative to a conversion specifier given to
264 // wxVsnprintf_ and parsed from the format string
265 // NOTE: in C++ there is almost no difference between struct & classes thus
266 // there is no performance gain by using a struct here...
267 class wxPrintfConvSpec
271 // the position of the argument relative to this conversion specifier
274 // the type of this conversion specifier
275 wxPrintfArgType m_type
;
277 // the minimum and maximum width
278 // when one of this var is set to -1 it means: use the following argument
279 // in the stack as minimum/maximum width for this conversion specifier
280 int m_nMinWidth
, m_nMaxWidth
;
282 // does the argument need to the be aligned to left ?
285 // pointer to the '%' of this conversion specifier in the format string
286 // NOTE: this points somewhere in the string given to the Parse() function -
287 // it's task of the caller ensure that memory is still valid !
288 const wxChar
*m_pArgPos
;
290 // pointer to the last character of this conversion specifier in the
292 // NOTE: this points somewhere in the string given to the Parse() function -
293 // it's task of the caller ensure that memory is still valid !
294 const wxChar
*m_pArgEnd
;
296 // a little buffer where formatting flags like #+\.hlqLZ are stored by Parse()
297 // for use in Process()
298 // NB: even if this buffer is used only for numeric conversion specifiers and
299 // thus could be safely declared as a char[] buffer, we want it to be wxChar
300 // so that in Unicode builds we can avoid to convert its contents to Unicode
301 // chars when copying it in user's buffer.
302 char m_szFlags
[wxMAX_SVNPRINTF_FLAGBUFFER_LEN
];
307 // we don't declare this as a constructor otherwise it would be called
308 // automatically and we don't want this: to be optimized, wxVsnprintf_
309 // calls this function only on really-used instances of this class.
312 // Parses the first conversion specifier in the given string, which must
313 // begin with a '%'. Returns false if the first '%' does not introduce a
314 // (valid) conversion specifier and thus should be ignored.
315 bool Parse(const wxChar
*format
);
317 // Process this conversion specifier and puts the result in the given
318 // buffer. Returns the number of characters written in 'buf' or -1 if
319 // there's not enough space.
320 int Process(wxChar
*buf
, size_t lenMax
, wxPrintfArg
*p
, size_t written
);
322 // Loads the argument of this conversion specifier from given va_list.
323 bool LoadArg(wxPrintfArg
*p
, va_list &argptr
);
326 // An helper function of LoadArg() which is used to handle the '*' flag
327 void ReplaceAsteriskWith(int w
);
330 void wxPrintfConvSpec::Init()
333 m_nMaxWidth
= 0xFFFF;
335 m_bAlignLeft
= false;
336 m_pArgPos
= m_pArgEnd
= NULL
;
337 m_type
= wxPAT_INVALID
;
339 // this character will never be removed from m_szFlags array and
340 // is important when calling sprintf() in wxPrintfConvSpec::Process() !
344 bool wxPrintfConvSpec::Parse(const wxChar
*format
)
348 // temporary parse data
350 bool in_prec
, prec_dot
;
353 m_bAlignLeft
= in_prec
= prec_dot
= false;
354 m_pArgPos
= m_pArgEnd
= format
;
358 if (in_prec && !prec_dot) \
360 m_szFlags[flagofs++] = '.'; \
365 const wxChar ch
= *(++m_pArgEnd
);
369 return false; // not really an argument
372 return false; // not really an argument
380 m_szFlags
[flagofs
++] = char(ch
);
386 m_szFlags
[flagofs
++] = char(ch
);
394 // dot will be auto-added to m_szFlags if non-negative
401 m_szFlags
[flagofs
++] = char(ch
);
405 // NB: it's safe to use flagofs-1 as flagofs always start from 1
406 if (m_szFlags
[flagofs
-1] == 'l') // 'll' modifier is the same as 'L' or 'q'
411 m_szFlags
[flagofs
++] = char(ch
);
418 m_szFlags
[flagofs
++] = char(ch
);
424 m_szFlags
[flagofs
++] = char(ch
);
432 // tell Process() to use the next argument
433 // in the stack as maxwidth...
438 // tell Process() to use the next argument
439 // in the stack as minwidth...
443 // save the * in our formatting buffer...
444 // will be replaced later by Process()
445 m_szFlags
[flagofs
++] = char(ch
);
448 case wxT('1'): case wxT('2'): case wxT('3'):
449 case wxT('4'): case wxT('5'): case wxT('6'):
450 case wxT('7'): case wxT('8'): case wxT('9'):
454 while ( (*m_pArgEnd
>= wxT('0')) &&
455 (*m_pArgEnd
<= wxT('9')) )
457 m_szFlags
[flagofs
++] = char(*m_pArgEnd
);
458 len
= len
*10 + (*m_pArgEnd
- wxT('0'));
467 m_pArgEnd
--; // the main loop pre-increments n again
471 case wxT('$'): // a positional parameter (e.g. %2$s) ?
473 if (m_nMinWidth
<= 0)
474 break; // ignore this formatting flag as no
475 // numbers are preceding it
477 // remove from m_szFlags all digits previously added
480 } while (m_szFlags
[flagofs
] >= '1' &&
481 m_szFlags
[flagofs
] <= '9');
483 // re-adjust the offset making it point to the
484 // next free char of m_szFlags
499 m_szFlags
[flagofs
++] = char(ch
);
500 m_szFlags
[flagofs
] = '\0';
504 // NB: 'short int' value passed through '...'
505 // is promoted to 'int', so we have to get
506 // an int from stack even if we need a short
509 m_type
= wxPAT_LONGINT
;
512 m_type
= wxPAT_LONGLONGINT
;
514 m_type
= wxPAT_LONGINT
;
515 #endif // long long/!long long
517 m_type
= wxPAT_SIZET
;
527 m_szFlags
[flagofs
++] = char(ch
);
528 m_szFlags
[flagofs
] = '\0';
530 m_type
= wxPAT_LONGDOUBLE
;
532 m_type
= wxPAT_DOUBLE
;
537 m_type
= wxPAT_POINTER
;
538 m_szFlags
[flagofs
++] = char(ch
);
539 m_szFlags
[flagofs
] = '\0';
546 // in Unicode mode %hc == ANSI character
547 // and in ANSI mode, %hc == %c == ANSI...
552 // in ANSI mode %lc == Unicode character
553 // and in Unicode mode, %lc == %c == Unicode...
554 m_type
= wxPAT_WCHAR
;
559 // in Unicode mode, %c == Unicode character
560 m_type
= wxPAT_WCHAR
;
562 // in ANSI mode, %c == ANSI character
572 // Unicode mode wx extension: we'll let %hs mean non-Unicode
573 // strings (when in ANSI mode, %s == %hs == ANSI string)
574 m_type
= wxPAT_PCHAR
;
578 // in Unicode mode, %ls == %s == Unicode string
579 // in ANSI mode, %ls == Unicode string
580 m_type
= wxPAT_PWCHAR
;
585 m_type
= wxPAT_PWCHAR
;
587 m_type
= wxPAT_PCHAR
;
597 m_type
= wxPAT_NSHORTINT
;
599 m_type
= wxPAT_NLONGINT
;
604 // bad format, don't consider this an argument;
605 // leave it unchanged
609 if (flagofs
== wxMAX_SVNPRINTF_FLAGBUFFER_LEN
)
611 wxLogDebug(wxT("Too many flags specified for a single conversion specifier!"));
617 return true; // parsing was successful
621 void wxPrintfConvSpec::ReplaceAsteriskWith(int width
)
623 char temp
[wxMAX_SVNPRINTF_FLAGBUFFER_LEN
];
625 // find the first * in our flag buffer
626 char *pwidth
= strchr(m_szFlags
, '*');
627 wxCHECK_RET(pwidth
, _T("field width must be specified"));
629 // save what follows the * (the +1 is to skip the asterisk itself!)
630 strcpy(temp
, pwidth
+1);
633 pwidth
[0] = wxT('-');
637 // replace * with the actual integer given as width
638 #ifndef SYSTEM_SPRINTF_IS_UNSAFE
639 int maxlen
= (m_szFlags
+ wxMAX_SVNPRINTF_FLAGBUFFER_LEN
- pwidth
) /
642 int offset
= system_sprintf(pwidth
, maxlen
, "%d", abs(width
));
644 // restore after the expanded * what was following it
645 strcpy(pwidth
+offset
, temp
);
648 bool wxPrintfConvSpec::LoadArg(wxPrintfArg
*p
, va_list &argptr
)
650 // did the '*' width/precision specifier was used ?
651 if (m_nMaxWidth
== -1)
653 // take the maxwidth specifier from the stack
654 m_nMaxWidth
= va_arg(argptr
, int);
658 ReplaceAsteriskWith(m_nMaxWidth
);
661 if (m_nMinWidth
== -1)
663 // take the minwidth specifier from the stack
664 m_nMinWidth
= va_arg(argptr
, int);
666 ReplaceAsteriskWith(m_nMinWidth
);
669 m_bAlignLeft
= !m_bAlignLeft
;
670 m_nMinWidth
= -m_nMinWidth
;
676 p
->pad_int
= va_arg(argptr
, int);
679 p
->pad_longint
= va_arg(argptr
, long int);
682 case wxPAT_LONGLONGINT
:
683 p
->pad_longlongint
= va_arg(argptr
, long long int);
687 p
->pad_sizet
= va_arg(argptr
, size_t);
690 p
->pad_double
= va_arg(argptr
, double);
692 case wxPAT_LONGDOUBLE
:
693 p
->pad_longdouble
= va_arg(argptr
, long double);
696 p
->pad_pointer
= va_arg(argptr
, void *);
700 p
->pad_char
= (char)va_arg(argptr
, int); // char is promoted to int when passed through '...'
703 p
->pad_wchar
= (wchar_t)va_arg(argptr
, int); // char is promoted to int when passed through '...'
707 p
->pad_pchar
= va_arg(argptr
, char *);
710 p
->pad_pwchar
= va_arg(argptr
, wchar_t *);
714 p
->pad_nint
= va_arg(argptr
, int *);
716 case wxPAT_NSHORTINT
:
717 p
->pad_nshortint
= va_arg(argptr
, short int *);
720 p
->pad_nlongint
= va_arg(argptr
, long int *);
728 return true; // loading was successful
731 int wxPrintfConvSpec::Process(wxChar
*buf
, size_t lenMax
, wxPrintfArg
*p
, size_t written
)
733 // buffer to avoid dynamic memory allocation each time for small strings;
734 // note that this buffer is used only to hold results of number formatting,
735 // %s directly writes user's string in buf, without using szScratch
736 char szScratch
[wxMAX_SVNPRINTF_SCRATCHBUFFER_LEN
];
737 size_t lenScratch
= 0, lenCur
= 0;
739 #define APPEND_CH(ch) \
741 if ( lenCur == lenMax ) \
744 buf[lenCur++] = ch; \
747 #define APPEND_STR(s) \
749 for ( const wxChar *p = s; *p; p++ ) \
758 lenScratch
= system_sprintf(szScratch
, wxMAX_SVNPRINTF_SCRATCHBUFFER_LEN
, m_szFlags
, p
->pad_int
);
762 lenScratch
= system_sprintf(szScratch
, wxMAX_SVNPRINTF_SCRATCHBUFFER_LEN
, m_szFlags
, p
->pad_longint
);
766 case wxPAT_LONGLONGINT
:
767 lenScratch
= system_sprintf(szScratch
, wxMAX_SVNPRINTF_SCRATCHBUFFER_LEN
, m_szFlags
, p
->pad_longlongint
);
769 #endif // SIZEOF_LONG_LONG
772 lenScratch
= system_sprintf(szScratch
, wxMAX_SVNPRINTF_SCRATCHBUFFER_LEN
, m_szFlags
, p
->pad_sizet
);
775 case wxPAT_LONGDOUBLE
:
776 lenScratch
= system_sprintf(szScratch
, wxMAX_SVNPRINTF_SCRATCHBUFFER_LEN
, m_szFlags
, p
->pad_longdouble
);
780 lenScratch
= system_sprintf(szScratch
, wxMAX_SVNPRINTF_SCRATCHBUFFER_LEN
, m_szFlags
, p
->pad_double
);
784 lenScratch
= system_sprintf(szScratch
, wxMAX_SVNPRINTF_SCRATCHBUFFER_LEN
, m_szFlags
, p
->pad_pointer
);
794 if (m_type
== wxPAT_CHAR
)
796 // user passed a character explicitely indicated as ANSI...
797 const char buf
[2] = { p
->pad_char
, 0 };
798 val
= wxString(buf
, wxConvLibc
)[0u];
800 //wprintf(L"converting ANSI=>Unicode"); // for debug
806 if (m_type
== wxPAT_WCHAR
)
808 // user passed a character explicitely indicated as Unicode...
809 const wchar_t buf
[2] = { p
->pad_wchar
, 0 };
810 val
= wxString(buf
, wxConvLibc
)[0u];
812 //printf("converting Unicode=>ANSI"); // for debug
820 for (i
= 1; i
< (size_t)m_nMinWidth
; i
++)
826 for (i
= 1; i
< (size_t)m_nMinWidth
; i
++)
839 if (m_type
== wxPAT_PCHAR
)
841 // user passed a string explicitely indicated as ANSI...
842 val
= s
= wxString(p
->pad_pchar
, wxConvLibc
);
844 //wprintf(L"converting ANSI=>Unicode"); // for debug
850 if (m_type
== wxPAT_PWCHAR
)
852 // user passed a string explicitely indicated as Unicode...
853 val
= s
= wxString(p
->pad_pwchar
, wxConvLibc
);
855 //printf("converting Unicode=>ANSI"); // for debug
864 // at this point we are sure that m_nMaxWidth is positive or null
865 // (see top of wxPrintfConvSpec::LoadArg)
866 len
= wxMin((unsigned int)m_nMaxWidth
, wxStrlen(val
));
868 for ( len
= 0; val
[len
] && (len
< m_nMaxWidth
); len
++ )
872 else if (m_nMaxWidth
>= 6)
887 for (i
= len
; i
< m_nMinWidth
; i
++)
892 len
= wxMin((unsigned int)len
, lenMax
-lenCur
);
893 wxStrncpy(buf
+lenCur
, val
, len
);
896 for (i
= 0; i
< len
; i
++)
902 for (i
= len
; i
< m_nMinWidth
; i
++)
909 *p
->pad_nint
= written
;
912 case wxPAT_NSHORTINT
:
913 *p
->pad_nshortint
= (short int)written
;
917 *p
->pad_nlongint
= written
;
925 // if we used system's sprintf() then we now need to append the s_szScratch
926 // buffer to the given one...
932 case wxPAT_LONGLONGINT
:
935 case wxPAT_LONGDOUBLE
:
938 wxASSERT(lenScratch
< wxMAX_SVNPRINTF_SCRATCHBUFFER_LEN
);
941 if (lenMax
< lenScratch
)
943 // fill output buffer and then return -1
944 wxStrncpy(buf
, szScratch
, lenMax
);
947 wxStrncpy(buf
, szScratch
, lenScratch
);
948 lenCur
+= lenScratch
;
952 // Copy the char scratch to the wide output. This requires
953 // conversion, but we can optimise by making use of the fact
954 // that we are formatting numbers, this should mean only 7-bit
955 // ascii characters are involved.
956 wxChar
*bufptr
= buf
;
957 const wxChar
*bufend
= buf
+ lenMax
;
958 const char *scratchptr
= szScratch
;
960 // Simply copy each char to a wxChar, stopping on the first
961 // null or non-ascii byte. Checking '(signed char)*scratchptr
962 // > 0' is an extra optimisation over '*scratchptr != 0 &&
963 // isascii(*scratchptr)', though it assumes signed char is
964 // 8-bit 2 complement.
965 while ((signed char)*scratchptr
> 0 && bufptr
!= bufend
)
966 *bufptr
++ = *scratchptr
++;
968 if (bufptr
== bufend
)
971 lenCur
+= bufptr
- buf
;
973 // check if the loop stopped on a non-ascii char, if yes then
974 // fall back to wxMB2WX
977 size_t len
= wxMB2WX(bufptr
, scratchptr
, bufend
- bufptr
);
979 if (len
&& len
!= (size_t)(-1))
990 break; // all other cases were completed previously
996 // Copy chars from source to dest converting '%%' to '%'. Takes at most maxIn
997 // chars from source and write at most outMax chars to dest, returns the
998 // number of chars actually written. Does not treat null specially.
1000 static int wxCopyStrWithPercents(
1004 const wxChar
*source
)
1012 for ( i
= 0; i
< maxIn
-1 && written
< maxOut
; source
++, i
++)
1014 dest
[written
++] = *source
;
1015 if (*(source
+1) == wxT('%'))
1017 // skip this additional '%' character
1023 if (i
< maxIn
&& written
< maxOut
)
1024 // copy last character inconditionally
1025 dest
[written
++] = *source
;
1030 int WXDLLEXPORT
wxVsnprintf_(wxChar
*buf
, size_t lenMax
,
1031 const wxChar
*format
, va_list argptr
)
1033 // useful for debugging, to understand if we are really using this function
1034 // rather than the system implementation
1036 wprintf(L
"Using wxVsnprintf_\n");
1040 wxPrintfConvSpec arg
[wxMAX_SVNPRINTF_ARGUMENTS
];
1041 wxPrintfArg argdata
[wxMAX_SVNPRINTF_ARGUMENTS
];
1042 wxPrintfConvSpec
*pspec
[wxMAX_SVNPRINTF_ARGUMENTS
] = { NULL
};
1046 // number of characters in the buffer so far, must be less than lenMax
1050 const wxChar
*toparse
= format
;
1052 // parse the format string
1053 bool posarg_present
= false, nonposarg_present
= false;
1054 for (; *toparse
!= wxT('\0'); toparse
++)
1056 if (*toparse
== wxT('%') )
1060 // let's see if this is a (valid) conversion specifier...
1061 if (arg
[nargs
].Parse(toparse
))
1064 wxPrintfConvSpec
*current
= &arg
[nargs
];
1066 // make toparse point to the end of this specifier
1067 toparse
= current
->m_pArgEnd
;
1069 if (current
->m_pos
> 0)
1071 // the positionals start from number 1... adjust the index
1073 posarg_present
= true;
1077 // not a positional argument...
1078 current
->m_pos
= nargs
;
1079 nonposarg_present
= true;
1082 // this conversion specifier is tied to the pos-th argument...
1083 pspec
[current
->m_pos
] = current
;
1086 if (nargs
== wxMAX_SVNPRINTF_ARGUMENTS
)
1088 wxLogDebug(wxT("A single call to wxVsnprintf() has more than %d arguments; ")
1089 wxT("ignoring all remaining arguments."), wxMAX_SVNPRINTF_ARGUMENTS
);
1090 break; // cannot handle any additional conv spec
1095 // it's safe to look in the next character of toparse as at worst
1097 if (*(toparse
+1) == wxT('%'))
1098 toparse
++; // the Parse() returned false because we've found a %%
1103 if (posarg_present
&& nonposarg_present
)
1106 return -1; // format strings with both positional and
1107 } // non-positional conversion specifier are unsupported !!
1109 // on platforms where va_list is an array type, it is necessary to make a
1110 // copy to be able to pass it to LoadArg as a reference.
1113 wxVaCopy(ap
, argptr
);
1115 // now load arguments from stack
1116 for (i
=0; i
< nargs
&& ok
; i
++)
1118 // !pspec[i] means that the user forgot a positional parameter (e.g. %$1s %$3s);
1119 // LoadArg == false means that wxPrintfConvSpec::Parse failed to set the
1120 // conversion specifier 'type' to a valid value...
1121 ok
= pspec
[i
] && pspec
[i
]->LoadArg(&argdata
[i
], ap
);
1126 // something failed while loading arguments from the variable list...
1133 // finally, process each conversion specifier with its own argument
1135 for (i
=0; i
< nargs
; i
++)
1137 // copy in the output buffer the portion of the format string between
1138 // last specifier and the current one
1139 size_t tocopy
= ( arg
[i
].m_pArgPos
- toparse
);
1141 lenCur
+= wxCopyStrWithPercents(lenMax
- lenCur
, buf
+ lenCur
,
1143 if (lenCur
== lenMax
)
1145 buf
[lenMax
- 1] = 0;
1149 // process this specifier directly in the output buffer
1150 int n
= arg
[i
].Process(buf
+lenCur
, lenMax
- lenCur
, &argdata
[arg
[i
].m_pos
], lenCur
);
1153 buf
[lenMax
-1] = wxT('\0'); // be sure to always NUL-terminate the string
1154 return -1; // not enough space in the output buffer !
1158 // the +1 is because wxPrintfConvSpec::m_pArgEnd points to the last character
1159 // of the format specifier, but we are not interested to it...
1160 toparse
= arg
[i
].m_pArgEnd
+ 1;
1163 // copy portion of the format string after last specifier
1164 // NOTE: toparse is pointing to the character just after the last processed
1165 // conversion specifier
1166 // NOTE2: the +1 is because we want to copy also the '\0'
1167 size_t tocopy
= wxStrlen(format
) + 1 - ( toparse
- format
) ;
1169 lenCur
+= wxCopyStrWithPercents(lenMax
- lenCur
, buf
+ lenCur
,
1170 tocopy
, toparse
) - 1;
1177 wxASSERT(lenCur
== wxStrlen(buf
));
1185 #endif // !wxVsnprintfA
1187 #if !defined(wxSnprintf_)
1188 int WXDLLEXPORT
wxSnprintf_(wxChar
*buf
, size_t len
, const wxChar
*format
, ...)
1191 va_start(argptr
, format
);
1193 int iLen
= wxVsnprintf_(buf
, len
, format
, argptr
);
1199 #endif // wxSnprintf_
1201 #if defined(__DMC__)
1202 /* Digital Mars adds count to _stprintf (C99) so convert */
1204 int wxSprintf (wchar_t * __RESTRICT s
, const wchar_t * __RESTRICT format
, ... )
1208 va_start( arglist
, format
);
1209 int iLen
= swprintf ( s
, -1, format
, arglist
);
1214 #endif // wxUSE_UNICODE
1218 // ----------------------------------------------------------------------------
1219 // implement the standard IO functions for wide char if libc doesn't have them
1220 // ----------------------------------------------------------------------------
1223 int wxFputs(const wchar_t *ws
, FILE *stream
)
1225 wxCharBuffer
buf(wxConvLibc
.cWC2MB(ws
));
1229 // counting the number of wide characters written isn't worth the trouble,
1230 // simply distinguish between ok and error
1231 return fputs(buf
, stream
) == -1 ? -1 : 0;
1233 #endif // wxNEED_FPUTS
1236 int wxPuts(const wxChar
*ws
)
1238 int rc
= wxFputs(ws
, stdout
);
1241 if ( wxFputs(L
"\n", stdout
) == -1 )
1249 #endif // wxNEED_PUTS
1252 int /* not wint_t */ wxPutc(wchar_t wc
, FILE *stream
)
1254 wchar_t ws
[2] = { wc
, L
'\0' };
1256 return wxFputs(ws
, stream
);
1258 #endif // wxNEED_PUTC
1260 // NB: we only implement va_list functions here, the ones taking ... are
1261 // defined below for wxNEED_PRINTF_CONVERSION case anyhow and we reuse
1262 // the definitions there to avoid duplicating them here
1263 #ifdef wxNEED_WPRINTF
1265 // TODO: implement the scanf() functions
1266 int vwscanf(const wxChar
*format
, va_list argptr
)
1268 wxFAIL_MSG( _T("TODO") );
1273 int vswscanf(const wxChar
*ws
, const wxChar
*format
, va_list argptr
)
1275 // The best we can do without proper Unicode support in glibc is to
1276 // convert the strings into MB representation and run ANSI version
1277 // of the function. This doesn't work with %c and %s because of difference
1278 // in size of char and wchar_t, though.
1280 wxCHECK_MSG( wxStrstr(format
, _T("%s")) == NULL
, -1,
1281 _T("incomplete vswscanf implementation doesn't allow %s") );
1282 wxCHECK_MSG( wxStrstr(format
, _T("%c")) == NULL
, -1,
1283 _T("incomplete vswscanf implementation doesn't allow %c") );
1286 wxVaCopy(argcopy
, argptr
);
1287 return vsscanf(wxConvLibc
.cWX2MB(ws
), wxConvLibc
.cWX2MB(format
), argcopy
);
1290 int vfwscanf(FILE *stream
, const wxChar
*format
, va_list argptr
)
1292 wxFAIL_MSG( _T("TODO") );
1297 #define vswprintf wxVsnprintf_
1299 int vfwprintf(FILE *stream
, const wxChar
*format
, va_list argptr
)
1302 int rc
= s
.PrintfV(format
, argptr
);
1306 // we can't do much better without Unicode support in libc...
1307 if ( fprintf(stream
, "%s", (const char*)s
.mb_str() ) == -1 )
1314 int vwprintf(const wxChar
*format
, va_list argptr
)
1316 return wxVfprintf(stdout
, format
, argptr
);
1319 #endif // wxNEED_WPRINTF
1321 #ifdef wxNEED_PRINTF_CONVERSION
1323 // ----------------------------------------------------------------------------
1324 // wxFormatConverter: class doing the "%s" -> "%ls" conversion
1325 // ----------------------------------------------------------------------------
1328 Here are the gory details. We want to follow the Windows/MS conventions,
1333 format specifier results in
1334 -----------------------------------
1336 %lc, %C, %lC wchar_t
1340 format specifier results in
1341 -----------------------------------
1343 %c, %lc, %lC wchar_t
1346 while on POSIX systems we have %C identical to %lc and %c always means char
1347 (in any mode) while %lc always means wchar_t,
1349 So to use native functions in order to get our semantics we must do the
1350 following translations in Unicode mode (nothing to do in ANSI mode):
1352 wxWidgets specifier POSIX specifier
1353 ----------------------------------------
1359 And, of course, the same should be done for %s as well.
1362 class wxFormatConverter
1365 wxFormatConverter(const wxChar
*format
);
1367 // notice that we only translated the string if m_fmtOrig == NULL (as set
1368 // by CopyAllBefore()), otherwise we should simply use the original format
1369 operator const wxChar
*() const
1370 { return m_fmtOrig
? m_fmtOrig
: m_fmt
.c_str(); }
1373 // copy another character to the translated format: this function does the
1374 // copy if we are translating but doesn't do anything at all if we don't,
1375 // so we don't create the translated format string at all unless we really
1376 // need to (i.e. InsertFmtChar() is called)
1377 wxChar
CopyFmtChar(wxChar ch
)
1381 // we're translating, do copy
1386 // simply increase the count which should be copied by
1387 // CopyAllBefore() later if needed
1394 // insert an extra character
1395 void InsertFmtChar(wxChar ch
)
1399 // so far we haven't translated anything yet
1406 void CopyAllBefore()
1408 wxASSERT_MSG( m_fmtOrig
&& m_fmt
.empty(), _T("logic error") );
1410 m_fmt
= wxString(m_fmtOrig
, m_nCopied
);
1412 // we won't need it any longer
1416 static bool IsFlagChar(wxChar ch
)
1418 return ch
== _T('-') || ch
== _T('+') ||
1419 ch
== _T('0') || ch
== _T(' ') || ch
== _T('#');
1422 void SkipDigits(const wxChar
**ptpc
)
1424 while ( **ptpc
>= _T('0') && **ptpc
<= _T('9') )
1425 CopyFmtChar(*(*ptpc
)++);
1428 // the translated format
1431 // the original format
1432 const wxChar
*m_fmtOrig
;
1434 // the number of characters already copied
1438 wxFormatConverter::wxFormatConverter(const wxChar
*format
)
1445 if ( CopyFmtChar(*format
++) == _T('%') )
1448 while ( IsFlagChar(*format
) )
1449 CopyFmtChar(*format
++);
1451 // and possible width
1452 if ( *format
== _T('*') )
1453 CopyFmtChar(*format
++);
1455 SkipDigits(&format
);
1458 if ( *format
== _T('.') )
1460 CopyFmtChar(*format
++);
1461 if ( *format
== _T('*') )
1462 CopyFmtChar(*format
++);
1464 SkipDigits(&format
);
1467 // next we can have a size modifier
1483 // "ll" has a different meaning!
1484 if ( format
[1] != _T('l') )
1490 //else: fall through
1496 // and finally we should have the type
1501 // %C and %hC -> %c and %lC -> %lc
1503 CopyFmtChar(_T('l'));
1505 InsertFmtChar(*format
++ == _T('C') ? _T('c') : _T('s'));
1510 // %c -> %lc but %hc stays %hc and %lc is still %lc
1511 if ( size
== Default
)
1512 InsertFmtChar(_T('l'));
1516 // nothing special to do
1517 if ( size
!= Default
)
1518 CopyFmtChar(*(format
- 1));
1519 CopyFmtChar(*format
++);
1525 #else // !wxNEED_PRINTF_CONVERSION
1526 // no conversion necessary
1527 #define wxFormatConverter(x) (x)
1528 #endif // wxNEED_PRINTF_CONVERSION/!wxNEED_PRINTF_CONVERSION
1531 // For testing the format converter
1532 wxString
wxConvertFormat(const wxChar
*format
)
1534 return wxString(wxFormatConverter(format
));
1538 // ----------------------------------------------------------------------------
1539 // wxPrintf(), wxScanf() and relatives
1540 // ----------------------------------------------------------------------------
1542 #if defined(wxNEED_PRINTF_CONVERSION) || defined(wxNEED_WPRINTF)
1544 int wxScanf( const wxChar
*format
, ... )
1547 va_start(argptr
, format
);
1549 int ret
= vwscanf(wxFormatConverter(format
), argptr
);
1556 int wxSscanf( const wxChar
*str
, const wxChar
*format
, ... )
1559 va_start(argptr
, format
);
1561 int ret
= vswscanf( str
, wxFormatConverter(format
), argptr
);
1568 int wxFscanf( FILE *stream
, const wxChar
*format
, ... )
1571 va_start(argptr
, format
);
1572 int ret
= vfwscanf(stream
, wxFormatConverter(format
), argptr
);
1579 int wxPrintf( const wxChar
*format
, ... )
1582 va_start(argptr
, format
);
1584 int ret
= vwprintf( wxFormatConverter(format
), argptr
);
1592 int wxSnprintf( wxChar
*str
, size_t size
, const wxChar
*format
, ... )
1595 va_start(argptr
, format
);
1597 int ret
= vswprintf( str
, size
, wxFormatConverter(format
), argptr
);
1599 // VsnprintfTestCase reveals that glibc's implementation of vswprintf
1600 // doesn't nul terminate on truncation.
1607 #endif // wxSnprintf
1609 int wxSprintf( wxChar
*str
, const wxChar
*format
, ... )
1612 va_start(argptr
, format
);
1614 // note that wxString::FormatV() uses wxVsnprintf(), not wxSprintf(), so
1615 // it's safe to implement this one in terms of it
1616 wxString
s(wxString::FormatV(format
, argptr
));
1624 int wxFprintf( FILE *stream
, const wxChar
*format
, ... )
1627 va_start( argptr
, format
);
1629 int ret
= vfwprintf( stream
, wxFormatConverter(format
), argptr
);
1636 int wxVsscanf( const wxChar
*str
, const wxChar
*format
, va_list argptr
)
1638 return vswscanf( str
, wxFormatConverter(format
), argptr
);
1641 int wxVfprintf( FILE *stream
, const wxChar
*format
, va_list argptr
)
1643 return vfwprintf( stream
, wxFormatConverter(format
), argptr
);
1646 int wxVprintf( const wxChar
*format
, va_list argptr
)
1648 return vwprintf( wxFormatConverter(format
), argptr
);
1652 int wxVsnprintf( wxChar
*str
, size_t size
, const wxChar
*format
, va_list argptr
)
1654 return vswprintf( str
, size
, wxFormatConverter(format
), argptr
);
1656 #endif // wxVsnprintf
1658 int wxVsprintf( wxChar
*str
, const wxChar
*format
, va_list argptr
)
1660 // same as for wxSprintf()
1661 return vswprintf(str
, INT_MAX
/ 4, wxFormatConverter(format
), argptr
);
1664 #endif // wxNEED_PRINTF_CONVERSION
1668 // ----------------------------------------------------------------------------
1669 // ctype.h stuff (currently unused)
1670 // ----------------------------------------------------------------------------
1672 #if defined(__WIN32__) && defined(wxNEED_WX_CTYPE_H)
1673 inline WORD
wxMSW_ctype(wxChar ch
)
1676 GetStringTypeEx(LOCALE_USER_DEFAULT
, CT_CTYPE1
, &ch
, 1, &ret
);
1680 WXDLLEXPORT
int wxIsalnum(wxChar ch
) { return IsCharAlphaNumeric(ch
); }
1681 WXDLLEXPORT
int wxIsalpha(wxChar ch
) { return IsCharAlpha(ch
); }
1682 WXDLLEXPORT
int wxIscntrl(wxChar ch
) { return wxMSW_ctype(ch
) & C1_CNTRL
; }
1683 WXDLLEXPORT
int wxIsdigit(wxChar ch
) { return wxMSW_ctype(ch
) & C1_DIGIT
; }
1684 WXDLLEXPORT
int wxIsgraph(wxChar ch
) { return wxMSW_ctype(ch
) & (C1_DIGIT
|C1_PUNCT
|C1_ALPHA
); }
1685 WXDLLEXPORT
int wxIslower(wxChar ch
) { return IsCharLower(ch
); }
1686 WXDLLEXPORT
int wxIsprint(wxChar ch
) { return wxMSW_ctype(ch
) & (C1_DIGIT
|C1_SPACE
|C1_PUNCT
|C1_ALPHA
); }
1687 WXDLLEXPORT
int wxIspunct(wxChar ch
) { return wxMSW_ctype(ch
) & C1_PUNCT
; }
1688 WXDLLEXPORT
int wxIsspace(wxChar ch
) { return wxMSW_ctype(ch
) & C1_SPACE
; }
1689 WXDLLEXPORT
int wxIsupper(wxChar ch
) { return IsCharUpper(ch
); }
1690 WXDLLEXPORT
int wxIsxdigit(wxChar ch
) { return wxMSW_ctype(ch
) & C1_XDIGIT
; }
1691 WXDLLEXPORT
int wxTolower(wxChar ch
) { return (wxChar
)CharLower((LPTSTR
)(ch
)); }
1692 WXDLLEXPORT
int wxToupper(wxChar ch
) { return (wxChar
)CharUpper((LPTSTR
)(ch
)); }
1695 #ifdef wxNEED_WX_MBSTOWCS
1697 WXDLLEXPORT
size_t wxMbstowcs (wchar_t * out
, const char * in
, size_t outlen
)
1707 const char* origin
= in
;
1709 while (outlen
-- && *in
)
1711 *out
++ = (wchar_t) *in
++;
1719 WXDLLEXPORT
size_t wxWcstombs (char * out
, const wchar_t * in
, size_t outlen
)
1729 const wchar_t* origin
= in
;
1731 while (outlen
-- && *in
)
1733 *out
++ = (char) *in
++;
1741 #endif // wxNEED_WX_MBSTOWCS
1743 #if defined(wxNEED_WX_CTYPE_H)
1745 #include <CoreFoundation/CoreFoundation.h>
1747 #define cfalnumset CFCharacterSetGetPredefined(kCFCharacterSetAlphaNumeric)
1748 #define cfalphaset CFCharacterSetGetPredefined(kCFCharacterSetLetter)
1749 #define cfcntrlset CFCharacterSetGetPredefined(kCFCharacterSetControl)
1750 #define cfdigitset CFCharacterSetGetPredefined(kCFCharacterSetDecimalDigit)
1751 //CFCharacterSetRef cfgraphset = kCFCharacterSetControl && !' '
1752 #define cflowerset CFCharacterSetGetPredefined(kCFCharacterSetLowercaseLetter)
1753 //CFCharacterSetRef cfprintset = !kCFCharacterSetControl
1754 #define cfpunctset CFCharacterSetGetPredefined(kCFCharacterSetPunctuation)
1755 #define cfspaceset CFCharacterSetGetPredefined(kCFCharacterSetWhitespaceAndNewline)
1756 #define cfupperset CFCharacterSetGetPredefined(kCFCharacterSetUppercaseLetter)
1758 WXDLLEXPORT
int wxIsalnum(wxChar ch
) { return CFCharacterSetIsCharacterMember(cfalnumset
, ch
); }
1759 WXDLLEXPORT
int wxIsalpha(wxChar ch
) { return CFCharacterSetIsCharacterMember(cfalphaset
, ch
); }
1760 WXDLLEXPORT
int wxIscntrl(wxChar ch
) { return CFCharacterSetIsCharacterMember(cfcntrlset
, ch
); }
1761 WXDLLEXPORT
int wxIsdigit(wxChar ch
) { return CFCharacterSetIsCharacterMember(cfdigitset
, ch
); }
1762 WXDLLEXPORT
int wxIsgraph(wxChar ch
) { return !CFCharacterSetIsCharacterMember(cfcntrlset
, ch
) && ch
!= ' '; }
1763 WXDLLEXPORT
int wxIslower(wxChar ch
) { return CFCharacterSetIsCharacterMember(cflowerset
, ch
); }
1764 WXDLLEXPORT
int wxIsprint(wxChar ch
) { return !CFCharacterSetIsCharacterMember(cfcntrlset
, ch
); }
1765 WXDLLEXPORT
int wxIspunct(wxChar ch
) { return CFCharacterSetIsCharacterMember(cfpunctset
, ch
); }
1766 WXDLLEXPORT
int wxIsspace(wxChar ch
) { return CFCharacterSetIsCharacterMember(cfspaceset
, ch
); }
1767 WXDLLEXPORT
int wxIsupper(wxChar ch
) { return CFCharacterSetIsCharacterMember(cfupperset
, ch
); }
1768 WXDLLEXPORT
int wxIsxdigit(wxChar ch
) { return wxIsdigit(ch
) || (ch
>='a' && ch
<='f') || (ch
>='A' && ch
<='F'); }
1769 WXDLLEXPORT
int wxTolower(wxChar ch
) { return (wxChar
)tolower((char)(ch
)); }
1770 WXDLLEXPORT
int wxToupper(wxChar ch
) { return (wxChar
)toupper((char)(ch
)); }
1772 #endif // wxNEED_WX_CTYPE_H
1776 WXDLLEXPORT
char *wxStrdupA(const char *s
)
1778 return strcpy((char *)malloc(strlen(s
) + 1), s
);
1785 WXDLLEXPORT
wchar_t * wxStrdupW(const wchar_t *pwz
)
1787 size_t size
= (wxWcslen(pwz
) + 1) * sizeof(wchar_t);
1788 wchar_t *ret
= (wchar_t *) malloc(size
);
1789 memcpy(ret
, pwz
, size
);
1796 int WXDLLEXPORT
wxStricmp(const wxChar
*psz1
, const wxChar
*psz2
)
1798 register wxChar c1
, c2
;
1800 c1
= wxTolower(*psz1
++);
1801 c2
= wxTolower(*psz2
++);
1802 } while ( c1
&& (c1
== c2
) );
1808 int WXDLLEXPORT
wxStrnicmp(const wxChar
*s1
, const wxChar
*s2
, size_t n
)
1810 // initialize the variables just to suppress stupid gcc warning
1811 register wxChar c1
= 0, c2
= 0;
1812 while (n
&& ((c1
= wxTolower(*s1
)) == (c2
= wxTolower(*s2
)) ) && c1
) n
--, s1
++, s2
++;
1814 if (c1
< c2
) return -1;
1815 if (c1
> c2
) return 1;
1822 WXDLLEXPORT wxWCharBuffer
wxSetlocale(int category
, const wxChar
*locale
)
1824 char *localeOld
= setlocale(category
, wxConvLibc
.cWX2MB(locale
));
1826 return wxWCharBuffer(wxConvLibc
.cMB2WC(localeOld
));
1830 #if wxUSE_WCHAR_T && !defined(HAVE_WCSLEN)
1831 WXDLLEXPORT
size_t wxWcslen(const wchar_t *s
)
1841 // ----------------------------------------------------------------------------
1842 // string.h functions
1843 // ----------------------------------------------------------------------------
1845 #ifdef wxNEED_WX_STRING_H
1847 // RN: These need to be c externed for the regex lib
1852 WXDLLEXPORT wxChar
* wxStrcat(wxChar
*dest
, const wxChar
*src
)
1855 while (*dest
) dest
++;
1856 while ((*dest
++ = *src
++));
1860 WXDLLEXPORT
const wxChar
* wxStrchr(const wxChar
*s
, wxChar c
)
1862 // be careful here as the terminating NUL makes part of the string
1872 WXDLLEXPORT
int wxStrcmp(const wxChar
*s1
, const wxChar
*s2
)
1874 while ((*s1
== *s2
) && *s1
) s1
++, s2
++;
1875 if ((wxUChar
)*s1
< (wxUChar
)*s2
) return -1;
1876 if ((wxUChar
)*s1
> (wxUChar
)*s2
) return 1;
1880 WXDLLEXPORT wxChar
* wxStrcpy(wxChar
*dest
, const wxChar
*src
)
1883 while ((*dest
++ = *src
++));
1887 WXDLLEXPORT
size_t wxStrlen_(const wxChar
*s
)
1897 WXDLLEXPORT wxChar
* wxStrncat(wxChar
*dest
, const wxChar
*src
, size_t n
)
1900 while (*dest
) dest
++;
1901 while (n
&& (*dest
++ = *src
++)) n
--;
1905 WXDLLEXPORT
int wxStrncmp(const wxChar
*s1
, const wxChar
*s2
, size_t n
)
1907 while (n
&& (*s1
== *s2
) && *s1
) n
--, s1
++, s2
++;
1909 if ((wxUChar
)*s1
< (wxUChar
)*s2
) return -1;
1910 if ((wxUChar
)*s1
> (wxUChar
)*s2
) return 1;
1915 WXDLLEXPORT wxChar
* wxStrncpy(wxChar
*dest
, const wxChar
*src
, size_t n
)
1918 while (n
&& (*dest
++ = *src
++)) n
--;
1919 while (n
) *dest
++=0, n
--; // the docs specify padding with zeroes
1923 WXDLLEXPORT
const wxChar
* wxStrpbrk(const wxChar
*s
, const wxChar
*accept
)
1925 while (*s
&& !wxStrchr(accept
, *s
))
1928 return *s
? s
: NULL
;
1931 WXDLLEXPORT
const wxChar
* wxStrrchr(const wxChar
*s
, wxChar c
)
1933 const wxChar
*ret
= NULL
;
1945 WXDLLEXPORT
size_t wxStrspn(const wxChar
*s
, const wxChar
*accept
)
1948 while (wxStrchr(accept
, *s
++)) len
++;
1952 WXDLLEXPORT
const wxChar
*wxStrstr(const wxChar
*haystack
, const wxChar
*needle
)
1954 wxASSERT_MSG( needle
!= NULL
, _T("NULL argument in wxStrstr") );
1956 // VZ: this is not exactly the most efficient string search algorithm...
1958 const size_t len
= wxStrlen(needle
);
1960 while ( const wxChar
*fnd
= wxStrchr(haystack
, *needle
) )
1962 if ( !wxStrncmp(fnd
, needle
, len
) )
1975 WXDLLEXPORT
double wxStrtod(const wxChar
*nptr
, wxChar
**endptr
)
1977 const wxChar
*start
= nptr
;
1979 // FIXME: only correct for C locale
1980 while (wxIsspace(*nptr
)) nptr
++;
1981 if (*nptr
== wxT('+') || *nptr
== wxT('-')) nptr
++;
1982 while (wxIsdigit(*nptr
)) nptr
++;
1983 if (*nptr
== wxT('.')) {
1985 while (wxIsdigit(*nptr
)) nptr
++;
1987 if (*nptr
== wxT('E') || *nptr
== wxT('e')) {
1989 if (*nptr
== wxT('+') || *nptr
== wxT('-')) nptr
++;
1990 while (wxIsdigit(*nptr
)) nptr
++;
1993 wxString
data(nptr
, nptr
-start
);
1994 wxWX2MBbuf dat
= data
.mb_str(wxConvLibc
);
1995 char *rdat
= wxMBSTRINGCAST dat
;
1996 double ret
= strtod(dat
, &rdat
);
1998 if (endptr
) *endptr
= (wxChar
*)(start
+ (rdat
- (const char *)dat
));
2003 WXDLLEXPORT
long int wxStrtol(const wxChar
*nptr
, wxChar
**endptr
, int base
)
2005 const wxChar
*start
= nptr
;
2007 // FIXME: only correct for C locale
2008 while (wxIsspace(*nptr
)) nptr
++;
2009 if (*nptr
== wxT('+') || *nptr
== wxT('-')) nptr
++;
2010 if (((base
== 0) || (base
== 16)) &&
2011 (nptr
[0] == wxT('0') && nptr
[1] == wxT('x'))) {
2015 else if ((base
== 0) && (nptr
[0] == wxT('0'))) base
= 8;
2016 else if (base
== 0) base
= 10;
2018 while ((wxIsdigit(*nptr
) && (*nptr
- wxT('0') < base
)) ||
2019 (wxIsalpha(*nptr
) && (wxToupper(*nptr
) - wxT('A') + 10 < base
))) nptr
++;
2021 wxString
data(start
, nptr
-start
);
2022 wxWX2MBbuf dat
= data
.mb_str(wxConvLibc
);
2023 char *rdat
= wxMBSTRINGCAST dat
;
2024 long int ret
= strtol(dat
, &rdat
, base
);
2026 if (endptr
) *endptr
= (wxChar
*)(start
+ (rdat
- (const char *)dat
));
2031 WXDLLEXPORT
unsigned long int wxStrtoul(const wxChar
*nptr
, wxChar
**endptr
, int base
)
2033 return (unsigned long int) wxStrtol(nptr
, endptr
, base
);
2036 #endif // wxNEED_WX_STRING_H
2038 #ifdef wxNEED_WX_STDIO_H
2039 WXDLLEXPORT
FILE * wxFopen(const wxChar
*path
, const wxChar
*mode
)
2041 char mode_buffer
[10];
2042 for (size_t i
= 0; i
< wxStrlen(mode
)+1; i
++)
2043 mode_buffer
[i
] = (char) mode
[i
];
2045 return fopen( wxConvFile
.cWX2MB(path
), mode_buffer
);
2048 WXDLLEXPORT
FILE * wxFreopen(const wxChar
*path
, const wxChar
*mode
, FILE *stream
)
2050 char mode_buffer
[10];
2051 for (size_t i
= 0; i
< wxStrlen(mode
)+1; i
++)
2052 mode_buffer
[i
] = (char) mode
[i
];
2054 return freopen( wxConvFile
.cWX2MB(path
), mode_buffer
, stream
);
2057 WXDLLEXPORT
int wxRemove(const wxChar
*path
)
2059 return remove( wxConvFile
.cWX2MB(path
) );
2062 WXDLLEXPORT
int wxRename(const wxChar
*oldpath
, const wxChar
*newpath
)
2064 return rename( wxConvFile
.cWX2MB(oldpath
), wxConvFile
.cWX2MB(newpath
) );
2069 double WXDLLEXPORT
wxAtof(const wxChar
*psz
)
2074 if (str
.ToDouble(& d
))
2079 return atof(wxConvLibc
.cWX2MB(psz
));
2084 #ifdef wxNEED_WX_STDLIB_H
2085 int WXDLLEXPORT
wxAtoi(const wxChar
*psz
)
2087 return atoi(wxConvLibc
.cWX2MB(psz
));
2090 long WXDLLEXPORT
wxAtol(const wxChar
*psz
)
2092 return atol(wxConvLibc
.cWX2MB(psz
));
2095 wxChar
* WXDLLEXPORT
wxGetenv(const wxChar
*name
)
2098 // NB: buffer returned by getenv() is allowed to be overwritten next
2099 // time getenv() is called, so it is OK to use static string
2100 // buffer to hold the data.
2101 static wxWCharBuffer
value((wxChar
*)NULL
);
2102 value
= wxConvLibc
.cMB2WX(getenv(wxConvLibc
.cWX2MB(name
)));
2103 return value
.data();
2105 return getenv(name
);
2109 int WXDLLEXPORT
wxSystem(const wxChar
*psz
)
2111 return system(wxConvLibc
.cWX2MB(psz
));
2114 #endif // wxNEED_WX_STDLIB_H
2116 #ifdef wxNEED_WX_TIME_H
2118 wxStrftime(wxChar
*s
, size_t maxsize
, const wxChar
*fmt
, const struct tm
*tm
)
2123 wxCharBuffer
buf(maxsize
);
2125 wxCharBuffer
bufFmt(wxConvLibc
.cWX2MB(fmt
));
2129 size_t ret
= strftime(buf
.data(), maxsize
, bufFmt
, tm
);
2133 wxWCharBuffer wbuf
= wxConvLibc
.cMB2WX(buf
);
2137 wxStrncpy(s
, wbuf
, maxsize
);
2140 #endif // wxNEED_WX_TIME_H
2143 WXDLLEXPORT wxChar
*wxCtime(const time_t *timep
)
2145 // normally the string is 26 chars but give one more in case some broken
2146 // DOS compiler decides to use "\r\n" instead of "\n" at the end
2147 static wxChar buf
[27];
2149 // ctime() is guaranteed to return a string containing only ASCII
2150 // characters, as its format is always the same for any locale
2151 wxStrncpy(buf
, wxString::FromAscii(ctime(timep
)), WXSIZEOF(buf
));
2152 buf
[WXSIZEOF(buf
) - 1] = _T('\0');
2158 #endif // wxUSE_WCHAR_T
2160 // ----------------------------------------------------------------------------
2161 // functions which we may need even if !wxUSE_WCHAR_T
2162 // ----------------------------------------------------------------------------
2166 WXDLLEXPORT wxChar
* wxStrtok(wxChar
*psz
, const wxChar
*delim
, wxChar
**save_ptr
)
2175 psz
+= wxStrspn(psz
, delim
);
2178 *save_ptr
= (wxChar
*)NULL
;
2179 return (wxChar
*)NULL
;
2183 psz
= wxStrpbrk(psz
, delim
);
2186 *save_ptr
= (wxChar
*)NULL
;
2191 *save_ptr
= psz
+ 1;
2199 // ----------------------------------------------------------------------------
2200 // missing C RTL functions
2201 // ----------------------------------------------------------------------------
2203 #ifdef wxNEED_STRDUP
2205 char *strdup(const char *s
)
2207 char *dest
= (char*) malloc( strlen( s
) + 1 ) ;
2209 strcpy( dest
, s
) ;
2212 #endif // wxNEED_STRDUP
2214 #if defined(__WXWINCE__) && (_WIN32_WCE <= 211)
2216 void *calloc( size_t num
, size_t size
)
2218 void** ptr
= (void **)malloc(num
* size
);
2219 memset( ptr
, 0, num
* size
);
2223 #endif // __WXWINCE__ <= 211
2227 int wxRemove(const wxChar
*path
)
2229 return ::DeleteFile(path
) == 0;