/////////////////////////////////////////////////////////////////////////////
-// Name: wxchar.cpp
+// Name: src/common/wxchar.cpp
// Purpose: wxChar implementation
-// Author: Ove Kåven
-// Modified by:
+// Author: Ove Kaven
+// Modified by: Ron Lee, Francesco Montorsi
// Created: 09/04/99
// RCS-ID: $Id$
-// Copyright: (c) wxWindows copyright
-// Licence: wxWindows license
+// Copyright: (c) wxWidgets copyright
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
- #pragma implementation "wxchar.h"
-#endif
-
// ===========================================================================
// headers, declarations, constants
// ===========================================================================
#include "wx/wxprec.h"
#ifdef __BORLANDC__
- #pragma hdrstop
+ #pragma hdrstop
#endif
#define _ISOC9X_SOURCE 1 // to get vsscanf()
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <locale.h>
+
+#ifndef __WXWINCE__
+ #include <time.h>
+ #include <locale.h>
+#else
+ #include "wx/msw/wince/time.h"
+#endif
#ifndef WX_PRECOMP
- #include "wx/defs.h"
- #include "wx/wxchar.h"
- #include "wx/string.h"
- #include "wx/hash.h"
+ #include "wx/wxchar.h"
+ #include "wx/string.h"
+ #include "wx/hash.h"
+#endif
+ #include "wx/utils.h" // for wxMin and wxMax
+
+#if defined(__WIN32__) && defined(wxNEED_WX_CTYPE_H)
+ #include <windef.h>
+ #include <winbase.h>
+ #include <winnls.h>
+ #include <winnt.h>
+#endif
+
+#if defined(__MWERKS__) && __MSL__ >= 0x6000
+namespace std {}
+using namespace std ;
#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()
+#ifdef HAVE_WCSRTOMBS
+ mbstate_t mbstate;
+ memset(&mbstate, 0, sizeof(mbstate_t));
+#endif
+
if (buf) {
if (!n || !*psz) {
- if (n) *buf = _T('\0');
+ if (n) *buf = wxT('\0');
return 0;
}
- return mbstowcs(buf, psz, n);
+#ifdef HAVE_WCSRTOMBS
+ return mbsrtowcs(buf, &psz, n, &mbstate);
+#else
+ return wxMbstowcs(buf, psz, n);
+#endif
}
- // NB: GNU libc5 wcstombs() is completely broken, don't use it (it doesn't
- // honor the 3rd parameter, thus it will happily crash here).
-#if wxUSE_WCSRTOMBS
- // don't know if it's really needed (or if we can pass NULL), but better safe
- // than quick
- mbstate_t mbstate;
+ // note that we rely on common (and required by Unix98 but unfortunately not
+ // C99) extension which allows to call mbs(r)towcs() with NULL output pointer
+ // to just get the size of the needed buffer -- this is needed as otherwise
+ // we have no idea about how much space we need and if the CRT doesn't
+ // support it (the only currently known example being Metrowerks, see
+ // wx/wxchar.h) we don't use its mbstowcs() at all
+#ifdef HAVE_WCSRTOMBS
return mbsrtowcs((wchar_t *) NULL, &psz, 0, &mbstate);
-#else // !GNU libc
- return mbstowcs((wchar_t *) NULL, psz, 0);
-#endif // GNU
+#else
+ return wxMbstowcs((wchar_t *) NULL, psz, 0);
+#endif
}
size_t WXDLLEXPORT wxWC2MB(char *buf, const wchar_t *pwz, size_t n)
{
+#ifdef 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;
}
- return wcstombs(buf, pwz, n);
+#ifdef HAVE_WCSRTOMBS
+ return wcsrtombs(buf, &pwz, n, &mbstate);
+#else
+ return wxWcstombs(buf, pwz, n);
+#endif
}
- // NB: GNU libc5 wcstombs() is completely broken, don't use it (it doesn't
- // honor the 3rd parameter, thus it will happily crash here).
-#if wxUSE_WCSRTOMBS
- // don't know if it's really needed (or if we can pass NULL), but better safe
- // than quick
- mbstate_t mbstate;
+#ifdef HAVE_WCSRTOMBS
return wcsrtombs((char *) NULL, &pwz, 0, &mbstate);
-#else // !GNU libc
- return wcstombs((char *) NULL, pwz, 0);
-#endif // GNU
-}
+#else
+ return wxWcstombs((char *) NULL, pwz, 0);
#endif
+}
+#endif // wxUSE_WCHAR_T
bool WXDLLEXPORT wxOKlibc()
{
-#if wxUSE_WCHAR_T && defined(__UNIX__) && defined(__GLIBC__)
- // GNU libc uses UTF-8 even when it shouldn't
- wchar_t res;
+#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) &&
- (wxMB2WC(&res, "\xdd\xa5", 1)>0) &&
+ (wxMB2WC(&res, "\xdd\xa5", 1) == 1) &&
(res==0x765)) {
// this is UTF-8 allright, check whether that's what we want
- char *cur_locale = setlocale(LC_ALL, NULL);
+ 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) - 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;
}
-#ifdef wxNEED_WCSLEN
-size_t WXDLLEXPORT wcslen(const wchar_t *s)
-{
- size_t len;
- while (s[len]) len++;
- return len;
-}
+// ============================================================================
+// 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
-#ifndef wxStrdup
-wxChar * WXDLLEXPORT wxStrdup(const wxChar *psz)
-{
- size_t size = (wxStrlen(psz) + 1) * sizeof(wxChar);
- wxChar *ret = (wxChar *) malloc(size);
- memcpy(ret, psz, size);
- return ret;
-}
+// ----------------------------------------------------------------------------
+// implement [v]snprintf() if the system doesn't provide a safe one
+// or if the system's one does not support positional parameters
+// (very useful for i18n purposes)
+// ----------------------------------------------------------------------------
+
+#if !defined(wxVsnprintf_)
+
+// wxUSE_STRUTILS says our wxVsnprintf_ implementation to use or not to
+// use wxStrlen and wxStrncpy functions over one-char processing loops.
+//
+// Some benchmarking revealed that wxUSE_STRUTILS == 1 has the following
+// effects:
+// -> on Windows:
+// when in ANSI mode, this setting does not change almost anything
+// when in Unicode mode, it gives ~ 50% of slowdown !
+// -> on Linux:
+// both in ANSI and Unicode mode it gives ~ 60% of speedup !
+//
+#if defined(WIN32) && wxUSE_UNICODE
+#define wxUSE_STRUTILS 0
+#else
+#define wxUSE_STRUTILS 1
#endif
-#ifndef wxStricmp
-int WXDLLEXPORT wxStricmp(const wxChar *psz1, const wxChar *psz2)
+// some limits of our implementation
+#define wxMAX_SVNPRINTF_ARGUMENTS 64
+#define wxMAX_SVNPRINTF_FLAGBUFFER_LEN 32
+
+// the conversion specifiers accepted by wxVsnprintf_
+enum wxPrintfArgType {
+ wxPAT_INVALID = -1,
+
+ wxPAT_INT, // %d, %i, %o, %u, %x, %X
+ wxPAT_LONGINT, // %ld, etc
+#if SIZEOF_LONG_LONG
+ wxPAT_LONGLONGINT, // %Ld, etc
+#endif
+ wxPAT_SIZET, // %Zd, etc
+
+ wxPAT_DOUBLE, // %e, %E, %f, %g, %G
+ wxPAT_LONGDOUBLE, // %le, etc
+
+ wxPAT_POINTER, // %p
+
+ wxPAT_CHAR, // %hc (in ANSI mode: %c, too)
+ wxPAT_WCHAR, // %lc (in Unicode mode: %c, too)
+
+ wxPAT_PCHAR, // %s (related to a char *)
+ wxPAT_PWCHAR, // %s (related to a wchar_t *)
+
+ wxPAT_NINT, // %n
+ wxPAT_NSHORTINT, // %hn
+ wxPAT_NLONGINT // %ln
+};
+
+// an argument passed to wxVsnprintf_
+typedef union {
+ int pad_int; // %d, %i, %o, %u, %x, %X
+ long int pad_longint; // %ld, etc
+#if SIZEOF_LONG_LONG
+ long long int pad_longlongint; // %Ld, etc
+#endif
+ size_t pad_sizet; // %Zd, etc
+
+ double pad_double; // %e, %E, %f, %g, %G
+ long double pad_longdouble; // %le, etc
+
+ void *pad_pointer; // %p
+
+ char pad_char; // %hc (in ANSI mode: %c, too)
+ wchar_t pad_wchar; // %lc (in Unicode mode: %c, too)
+
+ char *pad_pchar; // %s (related to a char *)
+ wchar_t *pad_pwchar; // %s (related to a wchar_t *)
+
+ int *pad_nint; // %n
+ short int *pad_nshortint; // %hn
+ long int *pad_nlongint; // %ln
+} wxPrintfArg;
+
+
+// Contains parsed data relative to a conversion specifier given to
+// wxVsnprintf_ and parsed from the format string
+// NOTE: in C++ there is almost no difference between struct & classes thus
+// there is no performance gain by using a struct here...
+class wxPrintfConvSpec
{
- register wxChar c1, c2;
- do {
- c1 = wxTolower(*psz1++);
- c2 = wxTolower(*psz2++);
- } while ( c1 && (c1 == c2) );
- return c1 - c2;
+public:
+
+ // the position of the argument relative to this conversion specifier
+ size_t pos;
+
+ // the type of this conversion specifier
+ wxPrintfArgType type;
+
+ // the minimum and maximum width
+ // when one of this var is set to -1 it means: use the following argument
+ // in the stack as minimum/maximum width for this conversion specifier
+ int min_width, max_width;
+
+ // does the argument need to the be aligned to left ?
+ bool adj_left;
+
+ // pointer to the '%' of this conversion specifier in the format string
+ // NOTE: this points somewhere in the string given to the Parse() function -
+ // it's task of the caller ensure that memory is still valid !
+ const wxChar *argpos;
+
+ // pointer to the last character of this conversion specifier in the
+ // format string
+ // NOTE: this points somewhere in the string given to the Parse() function -
+ // it's task of the caller ensure that memory is still valid !
+ const wxChar *argend;
+
+ // a little buffer where formatting flags like #+\.hlqLZ are stored by Parse()
+ // for use in Process()
+ // NB: this buffer can be safely a char buffer instead of a wchar_t buffer
+ // since it's used only for numeric conversion specifier and always
+ // with sprintf().
+ char szFlags[wxMAX_SVNPRINTF_FLAGBUFFER_LEN];
+
+
+public:
+
+ // we don't declare this as a constructor otherwise it would be called
+ // automatically and we don't want this: to be optimized, wxVsnprintf_
+ // calls this function only on really-used instances of this class.
+ void Init();
+
+ // Parses the first conversion specifier in the given string, which must
+ // begin with a '%'. Returns false if the first '%' does not introduce a
+ // (valid) conversion specifier and thus should be ignored.
+ bool Parse(const wxChar *format);
+
+ // Process this conversion specifier and puts the result in the given
+ // buffer. Returns the number of characters written in 'buf' or -1 if
+ // there's not enough space.
+ int Process(wxChar *buf, size_t lenMax, wxPrintfArg *p);
+
+ // Loads the argument of this conversion specifier from given va_list.
+ bool LoadArg(wxPrintfArg *p, va_list &argptr);
+
+private:
+ // An helper function of LoadArg() which is used to handle the '*' flag
+ void ReplaceAsteriskWith(int w);
+};
+
+void wxPrintfConvSpec::Init()
+{
+ min_width = 0;
+ max_width = 0xFFFF;
+ pos = 0;
+ adj_left = false;
+ argpos = argend = NULL;
+ type = wxPAT_INVALID;
+
+ // this character will never be removed from szFlags array and
+ // is important when calling sprintf() in wxPrintfConvSpec::Process() !
+ szFlags[0] = '%';
}
+
+bool wxPrintfConvSpec::Parse(const wxChar *format)
+{
+ bool done = false;
+
+ // temporary parse data
+ size_t flagofs = 1;
+ bool in_prec, prec_dot;
+ int ilen = 0;
+
+ adj_left = in_prec = prec_dot = false;
+ argpos = argend = format;
+ do
+ {
+#define CHECK_PREC \
+ if (in_prec && !prec_dot) \
+ { \
+ szFlags[flagofs++] = (char)'.'; \
+ prec_dot = true; \
+ }
+
+ // what follows '%'?
+ const wxChar ch = *(++argend);
+ switch ( ch )
+ {
+ case wxT('\0'):
+ return false; // not really an argument
+
+ case wxT('%'):
+ return false; // not really an argument
+
+ case wxT('#'):
+ case wxT('0'):
+ case wxT(' '):
+ case wxT('+'):
+ case wxT('\''):
+ CHECK_PREC
+ szFlags[flagofs++] = (char)ch;
+ break;
+
+ case wxT('-'):
+ CHECK_PREC
+ adj_left = true;
+ szFlags[flagofs++] = (char)ch;
+ break;
+
+ case wxT('.'):
+ CHECK_PREC
+ in_prec = true;
+ prec_dot = false;
+ max_width = 0;
+ // dot will be auto-added to szFlags if non-negative
+ // number follows
+ break;
+
+ case wxT('h'):
+ ilen = -1;
+ CHECK_PREC
+ szFlags[flagofs++] = (char)ch;
+ break;
+
+ case wxT('l'):
+ ilen = 1;
+ CHECK_PREC
+ szFlags[flagofs++] = (char)ch;
+ break;
+
+ case wxT('q'):
+ case wxT('L'):
+ ilen = 2;
+ CHECK_PREC
+ szFlags[flagofs++] = (char)ch;
+ break;
+
+ case wxT('Z'):
+ ilen = 3;
+ CHECK_PREC
+ szFlags[flagofs++] = (char)ch;
+ break;
+
+ case wxT('*'):
+ if (in_prec)
+ {
+ CHECK_PREC
+
+ // tell Process() to use the next argument
+ // in the stack as maxwidth...
+ max_width = -1;
+ }
+ else
+ {
+ // tell Process() to use the next argument
+ // in the stack as minwidth...
+ min_width = -1;
+ }
+
+ // save the * in our formatting buffer...
+ // will be replaced later by Process()
+ szFlags[flagofs++] = (char)ch;
+ 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 ( (*argend >= wxT('0')) &&
+ (*argend <= wxT('9')) )
+ {
+ szFlags[flagofs++] = (char)(*argend);
+ len = len*10 + (*argend - wxT('0'));
+ argend++;
+ }
+
+ if (in_prec)
+ max_width = len;
+ else
+ min_width = len;
+
+ argend--; // the main loop pre-increments n again
+ }
+ break;
+
+ case wxT('$'): // a positional parameter (e.g. %2$s) ?
+ {
+ if (min_width <= 0)
+ break; // ignore this formatting flag as no
+ // numbers are preceding it
+
+ // remove from szFlags all digits previously added
+ do {
+ flagofs--;
+ } while (szFlags[flagofs] >= '1' &&
+ szFlags[flagofs] <= '9');
+
+ // re-adjust the offset making it point to the
+ // next free char of szFlags
+ flagofs++;
+
+ pos = min_width;
+ min_width = 0;
+ }
+ break;
+
+ case wxT('d'):
+ case wxT('i'):
+ case wxT('o'):
+ case wxT('u'):
+ case wxT('x'):
+ case wxT('X'):
+ CHECK_PREC
+ szFlags[flagofs++] = (char)ch;
+ szFlags[flagofs] = (char)'\0';
+ if (ilen == 0)
+ type = wxPAT_INT;
+ 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
+ type = wxPAT_INT;
+ else if (ilen == 1)
+ type = wxPAT_LONGINT;
+ else if (ilen == 2)
+#if SIZEOF_LONG_LONG
+ type = wxPAT_LONGLONGINT;
+#else // !long long
+ type = wxPAT_LONGINT;
+#endif // long long/!long long
+ else if (ilen == 3)
+ type = wxPAT_SIZET;
+ done = true;
+ break;
+
+ case wxT('e'):
+ case wxT('E'):
+ case wxT('f'):
+ case wxT('g'):
+ case wxT('G'):
+ CHECK_PREC
+ szFlags[flagofs++] = (char)ch;
+ szFlags[flagofs] = (char)'\0';
+ if (ilen == 2)
+ type = wxPAT_LONGDOUBLE;
+ else
+ type = wxPAT_DOUBLE;
+ done = true;
+ break;
+
+ case wxT('p'):
+ type = wxPAT_POINTER;
+ done = true;
+ break;
+
+ case wxT('c'):
+ if (ilen == -1)
+ {
+ // in Unicode mode %hc == ANSI character
+ // and in ANSI mode, %hc == %c == ANSI...
+ type = wxPAT_CHAR;
+ }
+ else if (ilen == 1)
+ {
+ // in ANSI mode %lc == Unicode character
+ // and in Unicode mode, %lc == %c == Unicode...
+ type = wxPAT_WCHAR;
+ }
+ else
+ {
+#if wxUSE_UNICODE
+ // in Unicode mode, %c == Unicode character
+ type = wxPAT_WCHAR;
+#else
+ // in ANSI mode, %c == ANSI character
+ type = wxPAT_CHAR;
#endif
+ }
+ done = true;
+ break;
-#ifndef wxStrtok
-wxChar * WXDLLEXPORT wxStrtok(wxChar *psz, const wxChar *delim, wxChar **save_ptr)
+ case wxT('s'):
+ if (ilen == -1)
+ {
+ // Unicode mode wx extension: we'll let %hs mean non-Unicode
+ // strings (when in ANSI mode, %s == %hs == ANSI string)
+ type = wxPAT_PCHAR;
+ }
+ else if (ilen == 1)
+ {
+ // in Unicode mode, %ls == %s == Unicode string
+ // in ANSI mode, %ls == Unicode string
+ type = wxPAT_PWCHAR;
+ }
+ else
+ {
+#if wxUSE_UNICODE
+ type = wxPAT_PWCHAR;
+#else
+ type = wxPAT_PCHAR;
+#endif
+ }
+ done = true;
+ break;
+
+ case wxT('n'):
+ if (ilen == 0)
+ type = wxPAT_NINT;
+ else if (ilen == -1)
+ type = wxPAT_NSHORTINT;
+ else if (ilen >= 1)
+ type = wxPAT_NLONGINT;
+ done = true;
+ break;
+
+ default:
+ // bad format, don't consider this an argument;
+ // leave it unchanged
+ return false;
+ }
+ }
+ while (!done);
+
+ return true; // parsing was successful
+}
+
+
+void wxPrintfConvSpec::ReplaceAsteriskWith(int w)
{
- 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 = _T('\0');
- *save_ptr = psz + 1;
- }
- return ret;
+ char temp[wxMAX_SVNPRINTF_FLAGBUFFER_LEN];
+
+ // find the first * in our flag buffer
+ char *pwidth = strchr(szFlags, '*');
+ wxASSERT(pwidth);
+
+ // save what follows the * (the +1 is to skip it!)
+ strcpy(temp, pwidth+1);
+ if (w < 0) {
+ pwidth[0] = '-';
+ pwidth++;
+ }
+
+ // replace * with the actual integer given as width
+ int offset = ::sprintf(pwidth,"%d",abs(w));
+
+ // restore after the expanded * what was following it
+ strcpy(pwidth+offset, temp);
}
-#endif
-#ifndef wxSetlocale
-wxChar * WXDLLEXPORT wxSetlocale(int category, const wxChar *locale)
+bool wxPrintfConvSpec::LoadArg(wxPrintfArg *p, va_list &argptr)
{
- setlocale(category, wxConv_libc.cWX2MB(locale));
- // FIXME
- return (wxChar *)NULL;
+ // did the '*' width/precision specifier was used ?
+ if (max_width == -1)
+ {
+ // take the maxwidth specifier from the stack
+ max_width = va_arg(argptr, int);
+ if (max_width < 0)
+ max_width = 0;
+ else
+ ReplaceAsteriskWith(max_width);
+ }
+
+ if (min_width == -1)
+ {
+ // take the minwidth specifier from the stack
+ min_width = va_arg(argptr, int);
+
+ ReplaceAsteriskWith(min_width);
+ if (min_width < 0)
+ {
+ adj_left = !adj_left;
+ min_width = -min_width;
+ }
+ }
+
+ switch (type) {
+ case wxPAT_INT:
+ p->pad_int = va_arg(argptr, int);
+ break;
+ case wxPAT_LONGINT:
+ p->pad_longint = va_arg(argptr, long int);
+ break;
+#if SIZEOF_LONG_LONG
+ case wxPAT_LONGLONGINT:
+ p->pad_longlongint = va_arg(argptr, long long int);
+ break;
+#endif
+ case wxPAT_SIZET:
+ p->pad_sizet = va_arg(argptr, size_t);
+ break;
+ case wxPAT_DOUBLE:
+ p->pad_double = va_arg(argptr, double);
+ break;
+ case wxPAT_LONGDOUBLE:
+ p->pad_longdouble = va_arg(argptr, long double);
+ break;
+ case wxPAT_POINTER:
+ p->pad_pointer = va_arg(argptr, void *);
+ break;
+
+ case wxPAT_CHAR:
+ p->pad_char = (char)va_arg(argptr, int); // char is promoted to int when passed through '...'
+ break;
+ case wxPAT_WCHAR:
+ p->pad_wchar = (wchar_t)va_arg(argptr, int); // char is promoted to int when passed through '...'
+ break;
+
+ case wxPAT_PCHAR:
+ p->pad_pchar = va_arg(argptr, char *);
+ break;
+ case wxPAT_PWCHAR:
+ p->pad_pwchar = va_arg(argptr, wchar_t *);
+ break;
+
+ case wxPAT_NINT:
+ p->pad_nint = va_arg(argptr, int *);
+ break;
+ case wxPAT_NSHORTINT:
+ p->pad_nshortint = va_arg(argptr, short int *);
+ break;
+ case wxPAT_NLONGINT:
+ p->pad_nlongint = va_arg(argptr, long int *);
+ break;
+
+ case wxPAT_INVALID:
+ default:
+ return false;
+ }
+
+ return true; // loading was successful
}
+
+int wxPrintfConvSpec::Process(wxChar *buf, size_t lenMax, wxPrintfArg *p)
+{
+ // buffer to avoid dynamic memory allocation each time for small strings
+ static char szScratch[1024];
+ size_t lenCur = 0;
+
+#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); \
+ } \
+ }
+
+ switch ( type )
+ {
+ case wxPAT_INT:
+ ::sprintf(szScratch, szFlags, p->pad_int);
+ break;
+
+ case wxPAT_LONGINT:
+ ::sprintf(szScratch, szFlags, p->pad_longint);
+ break;
+
+#if SIZEOF_LONG_LONG
+ case wxPAT_LONGLONGINT:
+ ::sprintf(szScratch, szFlags, p->pad_longlongint);
+ break;
+#endif // SIZEOF_LONG_LONG
+
+ case wxPAT_SIZET:
+ ::sprintf(szScratch, szFlags, p->pad_sizet);
+ break;
+
+ case wxPAT_LONGDOUBLE:
+ ::sprintf(szScratch, szFlags, p->pad_longdouble);
+ break;
+
+ case wxPAT_DOUBLE:
+ ::sprintf(szScratch, szFlags, p->pad_double);
+ break;
+
+ case wxPAT_POINTER:
+ ::sprintf(szScratch, szFlags, p->pad_pointer);
+ break;
+
+ case wxPAT_CHAR:
+ case wxPAT_WCHAR:
+ {
+ wxChar val =
+#if wxUSE_UNICODE
+ p->pad_wchar;
+
+ if (type == wxPAT_CHAR) {
+ // user passed a character explicitely indicated as ANSI...
+ const char buf[2] = { p->pad_char, 0 };
+ val = wxString(buf, wxConvLibc)[0u];
+ }
+#else
+ p->pad_char;
+
+#if wxUSE_WCHAR_T
+ if (type == wxPAT_WCHAR) {
+ // user passed a character explicitely indicated as Unicode...
+ const wchar_t buf[2] = { p->pad_wchar, 0 };
+ val = wxString(buf, wxConvLibc)[0u];
+ }
+#endif
#endif
-#ifdef wxNEED_WX_STDIO_H
-int WXDLLEXPORT wxPrintf(const wxChar *fmt, ...)
+ size_t i;
+
+ if (!adj_left)
+ for (i = 1; i < (size_t)min_width; i++)
+ APPEND_CH(_T(' '));
+
+ APPEND_CH(val);
+
+ if (adj_left)
+ for (i = 1; i < (size_t)min_width; i++)
+ APPEND_CH(_T(' '));
+ }
+ break;
+
+ case wxPAT_PCHAR:
+ case wxPAT_PWCHAR:
+ {
+ wxString s;
+ const wxChar *val =
+#if wxUSE_UNICODE
+ p->pad_pwchar;
+
+ if (type == wxPAT_PCHAR) {
+ // user passed a string explicitely indicated as ANSI...
+ val = s = wxString(p->pad_pchar, wxConvLibc);
+ }
+#else
+ p->pad_pchar;
+
+#if wxUSE_WCHAR_T
+ if (type == wxPAT_PWCHAR) {
+ // user passed a string explicitely indicated as Unicode...
+ val = s = wxString(p->pad_pwchar, wxConvLibc);
+ }
+#endif
+#endif
+ int len;
+
+ if (val)
+ {
+#if wxUSE_STRUTILS
+ // at this point we are sure that max_width is positive or null
+ // (see top of wxPrintfConvSpec::LoadArg)
+ len = wxMin((unsigned int)max_width, wxStrlen(val));
+#else
+ for ( len = 0; val[len] && (len < max_width); len++ )
+ ;
+#endif
+ }
+ else if (max_width >= 6)
+ {
+ val = wxT("(null)");
+ len = 6;
+ }
+ else
+ {
+ val = wxEmptyString;
+ len = 0;
+ }
+
+ int i;
+
+ if (!adj_left)
+ {
+ for (i = len; i < min_width; i++)
+ APPEND_CH(_T(' '));
+ }
+
+#if wxUSE_STRUTILS
+ // at this point we are sure that max_width is positive or null
+ // (see top of wxPrintfConvSpec::LoadArg)
+ len = wxMin((unsigned int)len, lenMax-lenCur);
+ wxStrncpy(buf+lenCur, val, len);
+ lenCur += len;
+#else
+ for (i = 0; i < len; i++)
+ APPEND_CH(val[i]);
+#endif
+
+ if (adj_left)
+ {
+ for (i = len; i < min_width; i++)
+ APPEND_CH(_T(' '));
+ }
+ }
+ break;
+
+ case wxPAT_NINT:
+ *p->pad_nint = lenCur;
+ break;
+
+ case wxPAT_NSHORTINT:
+ *p->pad_nshortint = (short int)lenCur;
+ break;
+
+ case wxPAT_NLONGINT:
+ *p->pad_nlongint = lenCur;
+ break;
+
+ case wxPAT_INVALID:
+ default:
+ return -1;
+ }
+
+ // if we used system's sprintf() then we now need to append the s_szScratch
+ // buffer to the given one...
+ switch (type)
+ {
+ case wxPAT_INT:
+ case wxPAT_LONGINT:
+#if SIZEOF_LONG_LONG
+ case wxPAT_LONGLONGINT:
+#endif
+ case wxPAT_SIZET:
+ case wxPAT_LONGDOUBLE:
+ case wxPAT_DOUBLE:
+ case wxPAT_POINTER:
+#if wxUSE_STRUTILS
+ {
+ const wxMB2WXbuf tmp = wxConvLibc.cMB2WX(szScratch);
+ size_t len = wxMin(lenMax, wxStrlen(tmp));
+ wxStrncpy(buf, tmp, len);
+ lenCur += len;
+ }
+#else
+ {
+ const wxMB2WXbuf tmp =
+ wxConvLibc.cMB2WX(szScratch);
+ APPEND_STR(tmp);
+ }
+#endif
+ break;
+
+ default:
+ break; // all other cases were completed previously
+ }
+
+ return lenCur;
+}
+
+// differences from standard strncpy:
+// 1) copies everything from 'source' except for '%%' sequence which is copied as '%'
+// 2) returns the number of written characters in 'dest' as it could differ from given 'n'
+// 3) much less optimized, unfortunately...
+static int wxCopyStrWithPercents(wxChar *dest, const wxChar *source, size_t n)
{
- va_list argptr;
- int ret;
+ size_t written = 0;
- va_start(argptr, fmt);
- ret = wxVprintf(fmt, argptr);
- va_end(argptr);
- return ret;
+ if (n == 0)
+ return 0;
+
+ size_t i;
+ for ( i = 0; i < n-1; source++, i++)
+ {
+ dest[written++] = *source;
+ if (*(source+1) == wxT('%'))
+ {
+ // skip this additional '%' character
+ source++;
+ i++;
+ }
+ }
+
+ if (i < n)
+ // copy last character inconditionally
+ dest[written++] = *source;
+
+ return written;
}
-int WXDLLEXPORT wxVprintf(const wxChar *fmt, va_list argptr)
+int WXDLLEXPORT wxVsnprintf_(wxChar *buf, size_t lenMax,
+ const wxChar *format, va_list argptr)
{
- wxString str;
- str.PrintfV(fmt,argptr);
- printf("%s", (const char*)str.mb_str());
- return str.Len();
+ // cached data
+ static wxPrintfConvSpec arg[wxMAX_SVNPRINTF_ARGUMENTS];
+ static wxPrintfArg argdata[wxMAX_SVNPRINTF_ARGUMENTS];
+ static wxPrintfConvSpec *pspec[wxMAX_SVNPRINTF_ARGUMENTS] = { NULL };
+
+ size_t i;
+
+ // number of characters in the buffer so far, must be less than lenMax
+ size_t lenCur = 0;
+
+ size_t nargs = 0;
+ const wxChar *toparse = format;
+
+ // parse the format string
+ bool posarg_present = false, nonposarg_present = false;
+ for (; *toparse != wxT('\0'); toparse++)
+ {
+ if (*toparse == wxT('%') )
+ {
+ arg[nargs].Init();
+
+ // let's see if this is a (valid) conversion specifier...
+ if (arg[nargs].Parse(toparse))
+ {
+ // ...yes it is
+ wxPrintfConvSpec *current = &arg[nargs];
+
+ // make toparse point to the end of this specifier
+ toparse = current->argend;
+
+ if (current->pos > 0) {
+ // the positionals start from number 1... adjust the index
+ current->pos--;
+ posarg_present = true;
+ } else {
+ // not a positional argument...
+ current->pos = nargs;
+ nonposarg_present = true;
+ }
+
+ // this conversion specifier is tied to the pos-th argument...
+ pspec[current->pos] = current;
+ nargs++;
+
+ if (nargs == wxMAX_SVNPRINTF_ARGUMENTS)
+ break; // cannot handle any additional conv spec
+ }
+ }
+ }
+
+ if (posarg_present && nonposarg_present)
+ return -1; // format strings with both positional and
+ // non-positional conversion specifier are unsupported !!
+
+ // on platforms where va_list is an array type, it is necessary to make a
+ // copy to be able to pass it to LoadArg as a reference.
+ bool ok = true;
+ va_list ap;
+ wxVaCopy(ap, argptr);
+
+ // now load arguments from stack
+ for (i=0; i < nargs && ok; i++) {
+ // !pspec[i] if user forgot a positional parameter (e.g. %$1s %$3s) ?
+ // or LoadArg false if wxPrintfConvSpec::Parse failed to set its 'type'
+ // to a valid value...
+ ok = pspec[i] && pspec[i]->LoadArg(&argdata[i], ap);
+ }
+
+ va_end(ap);
+
+ // something failed while loading arguments from the variable list...
+ if (!ok)
+ return -1;
+
+ // finally, process each conversion specifier with its own argument
+ toparse = format;
+ for (i=0; i < nargs; i++)
+ {
+ // copy in the output buffer the portion of the format string between
+ // last specifier and the current one
+ size_t tocopy = ( arg[i].argpos - toparse );
+ if (lenCur+tocopy >= lenMax)
+ return -1; // not enough space in the output buffer !
+
+ lenCur += wxCopyStrWithPercents(buf+lenCur, toparse, tocopy);
+
+ // process this specifier directly in the output buffer
+ int n = arg[i].Process(buf+lenCur, lenMax - lenCur, &argdata[arg[i].pos]);
+ if (n == -1)
+ return -1; // not enough space in the output buffer !
+ lenCur += n;
+
+ // the +1 is because wxPrintfConvSpec::argend points to the last character
+ // of the format specifier, but we are not interested to it...
+ toparse = arg[i].argend + 1;
+ }
+
+ // copy portion of the format string after last specifier
+ // NOTE: toparse is pointing to the character just after the last processed
+ // conversion specifier
+ // NOTE2: the +1 is because we want to copy also the '\0'
+ size_t tocopy = wxStrlen(format) + 1 - ( toparse - format ) ;
+ if (lenCur+tocopy >= lenMax)
+ return -1; // not enough space in the output buffer !
+
+ // the -1 is because of the '\0'
+ lenCur += wxCopyStrWithPercents(buf+lenCur, toparse, tocopy) - 1;
+
+ // clean the static array portion used...
+ // NOTE: other arrays do not need cleanup!
+ memset(pspec, 0, sizeof(wxPrintfConvSpec*)*nargs);
+
+ wxASSERT(lenCur == wxStrlen(buf));
+ return lenCur;
}
-int WXDLLEXPORT wxFprintf(FILE *stream, const wxChar *fmt, ...)
+#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;
- int ret;
+ va_list argptr;
+ va_start(argptr, format);
- va_start(argptr, fmt);
- ret = wxVfprintf(stream, fmt, argptr);
- va_end(argptr);
- return ret;
+ int iLen = wxVsnprintf_(buf, len, format, argptr);
+
+ va_end(argptr);
+
+ 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
-int WXDLLEXPORT wxVfprintf(FILE *stream, const wxChar *fmt, va_list argptr)
+#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)
{
- wxString str;
- str.PrintfV(fmt,argptr);
- fprintf(stream, "%s", (const char*)str.mb_str());
- return str.Len();
+ // 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 WXDLLEXPORT wxSprintf(wxChar *buf, const wxChar *fmt, ...)
+#ifdef wxNEED_PUTS
+int wxPuts(const wxChar *ws)
{
- va_list argptr;
- int ret;
+ int rc = wxFputs(ws, stdout);
+ if ( rc != -1 )
+ {
+ if ( wxFputs(L"\n", stdout) == -1 )
+ return -1;
- va_start(argptr, fmt);
- ret = wxVsprintf(buf, fmt, argptr);
- va_end(argptr);
- return ret;
+ rc++;
+ }
+
+ return rc;
}
+#endif // wxNEED_PUTS
-int WXDLLEXPORT wxVsprintf(wxChar *buf, const wxChar *fmt, va_list argptr)
+#ifdef wxNEED_PUTC
+int /* not wint_t */ wxPutc(wchar_t wc, FILE *stream)
{
- // this might be sort of inefficient, but it doesn't matter since
- // we'd prefer people to use wxString::Printf directly instead anyway
- wxString str;
- str.PrintfV(fmt,argptr);
- wxStrcpy(buf,str.c_str());
- return str.Len();
+ wchar_t ws[2] = { wc, L'\0' };
+
+ return wxFputs(ws, stream);
}
+#endif // wxNEED_PUTC
-int WXDLLEXPORT wxSscanf(const wxChar *buf, const wxChar *fmt, ...)
+// 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)
{
- va_list argptr;
- int ret;
+ wxFAIL_MSG( _T("TODO") );
- va_start(argptr, fmt);
- ret = wxVsscanf(buf, fmt, argptr);
- va_end(argptr);
- return ret;
+ return -1;
}
-int WXDLLEXPORT wxVsscanf(const wxChar *buf, const wxChar *fmt, va_list argptr)
+int vswscanf(const wxChar *ws, const wxChar *format, va_list argptr)
{
- int ret;
- // this will work only for numeric conversion! Strings will not be converted correctly
- // hopefully this is all we'll need
- ret = vsscanf(wxConv_libc.cWX2MB(buf), wxConv_libc.cWX2MB(fmt), argptr);
- return ret;
+ // 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);
}
-#endif
-#ifndef wxAtof
-double WXDLLEXPORT wxAtof(const wxChar *psz)
+int vfwscanf(FILE *stream, const wxChar *format, va_list argptr)
{
- return atof(wxConv_libc.cWX2MB(psz));
+ wxFAIL_MSG( _T("TODO") );
+
+ return -1;
}
-#endif
-#ifdef wxNEED_WX_STDLIB_H
-int WXDLLEXPORT wxAtoi(const wxChar *psz)
+#define vswprintf wxVsnprintf_
+
+int vfwprintf(FILE *stream, const wxChar *format, va_list argptr)
{
- return atoi(wxConv_libc.cWX2MB(psz));
+ wxString s;
+ int rc = s.PrintfV(format, argptr);
+
+ 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 rc;
}
-long WXDLLEXPORT wxAtol(const wxChar *psz)
+int vwprintf(const wxChar *format, va_list argptr)
{
- return atol(wxConv_libc.cWX2MB(psz));
+ return wxVfprintf(stdout, format, argptr);
}
-wxChar * WXDLLEXPORT wxGetenv(const wxChar *name)
+#endif // wxNEED_WPRINTF
+
+#ifdef wxNEED_PRINTF_CONVERSION
+
+// ----------------------------------------------------------------------------
+// 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
{
- static wxHashTable env;
- // check if we already have stored the converted env var
- wxObject *data = env.Get(name);
- if (!data) {
- // nope, retrieve it,
- const char *val = getenv(wxConv_libc.cWX2MB(name));
- if (!val) return (wxChar *)NULL;
- // convert it,
- data = (wxObject *)new wxString(val);
- // and store it
- env.Put(name, data);
- }
- // return converted env var
- return (wxChar *)((wxString *)data)->c_str();
-}
+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++);
+ }
+ }
+ }
+}
+
+#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)
+{
+ 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 = vwscanf(wxFormatConverter(format), argptr );
+
+ va_end(argptr);
+
+ return ret;
+}
+
+int wxSscanf( const wxChar *str, const wxChar *format, ... )
+{
+ va_list argptr;
+ va_start(argptr, format);
+
+ int ret = vswscanf( str, wxFormatConverter(format), argptr );
+
+ va_end(argptr);
+
+ return ret;
+}
+
+int wxFscanf( FILE *stream, const wxChar *format, ... )
+{
+ va_list argptr;
+ va_start(argptr, format);
+ int ret = vfwscanf(stream, wxFormatConverter(format), argptr);
+
+ va_end(argptr);
+
+ return ret;
+}
+
+int wxPrintf( const wxChar *format, ... )
+{
+ va_list argptr;
+ va_start(argptr, format);
+
+ int ret = vwprintf( wxFormatConverter(format), argptr );
+
+ va_end(argptr);
+
+ return ret;
+}
+
+#ifndef wxSnprintf
+int wxSnprintf( wxChar *str, size_t size, const wxChar *format, ... )
+{
+ va_list argptr;
+ va_start(argptr, format);
+
+ int ret = vswprintf( str, size, wxFormatConverter(format), argptr );
+
+ va_end(argptr);
+
+ return ret;
+}
+#endif // wxSnprintf
+
+int wxSprintf( wxChar *str, const wxChar *format, ... )
+{
+ va_list argptr;
+ va_start(argptr, format);
+
+ // 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 s.length();
+}
+
+int wxFprintf( FILE *stream, const wxChar *format, ... )
+{
+ va_list argptr;
+ va_start( argptr, format );
+
+ int ret = vfwprintf( stream, wxFormatConverter(format), argptr );
+
+ va_end(argptr);
+
+ return ret;
+}
+
+int wxVsscanf( const wxChar *str, const wxChar *format, va_list argptr )
+{
+ return vswscanf( str, wxFormatConverter(format), argptr );
+}
+
+int wxVfprintf( FILE *stream, const wxChar *format, va_list argptr )
+{
+ return vfwprintf( stream, wxFormatConverter(format), argptr );
+}
+
+int wxVprintf( const wxChar *format, va_list argptr )
+{
+ return vwprintf( wxFormatConverter(format), argptr );
+}
+
+#ifndef wxVsnprintf
+int wxVsnprintf( wxChar *str, size_t size, const wxChar *format, va_list argptr )
+{
+ return vswprintf( str, size, wxFormatConverter(format), argptr );
+}
+#endif // wxVsnprintf
+
+int wxVsprintf( wxChar *str, const wxChar *format, va_list argptr )
+{
+ // same as for wxSprintf()
+ return vswprintf(str, INT_MAX / 4, wxFormatConverter(format), argptr);
+}
+
+#endif // wxNEED_PRINTF_CONVERSION
+
+#if wxUSE_WCHAR_T
+
+// ----------------------------------------------------------------------------
+// ctype.h stuff (currently unused)
+// ----------------------------------------------------------------------------
+
+#if defined(__WIN32__) && defined(wxNEED_WX_CTYPE_H)
+inline WORD wxMSW_ctype(wxChar ch)
+{
+ WORD ret;
+ GetStringTypeEx(LOCALE_USER_DEFAULT, CT_CTYPE1, &ch, 1, &ret);
+ return ret;
+}
+
+WXDLLEXPORT int wxIsalnum(wxChar ch) { return IsCharAlphaNumeric(ch); }
+WXDLLEXPORT int wxIsalpha(wxChar ch) { return IsCharAlpha(ch); }
+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); }
+WXDLLEXPORT int wxIsprint(wxChar ch) { return wxMSW_ctype(ch) & (C1_DIGIT|C1_SPACE|C1_PUNCT|C1_ALPHA); }
+WXDLLEXPORT int wxIspunct(wxChar ch) { return wxMSW_ctype(ch) & C1_PUNCT; }
+WXDLLEXPORT int wxIsspace(wxChar ch) { return wxMSW_ctype(ch) & C1_SPACE; }
+WXDLLEXPORT int wxIsupper(wxChar ch) { return IsCharUpper(ch); }
+WXDLLEXPORT int wxIsxdigit(wxChar ch) { return wxMSW_ctype(ch) & C1_XDIGIT; }
+WXDLLEXPORT int wxTolower(wxChar ch) { return (wxChar)CharLower((LPTSTR)(ch)); }
+WXDLLEXPORT int wxToupper(wxChar ch) { return (wxChar)CharUpper((LPTSTR)(ch)); }
+#endif
+
+#ifdef wxNEED_WX_MBSTOWCS
+
+WXDLLEXPORT size_t wxMbstowcs (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 wxWcstombs (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;
+}
+
+#endif // wxNEED_WX_MBSTOWCS
+
+#if defined(wxNEED_WX_CTYPE_H)
+
+#include <CoreFoundation/CoreFoundation.h>
+
+#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
+
+#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 = (wxWcslen(pwz) + 1) * sizeof(wchar_t);
+ wchar_t *ret = (wchar_t *) malloc(size);
+ memcpy(ret, pwz, size);
+ return ret;
+}
+
+#endif // wxStrdupW
+
+#ifndef wxStricmp
+int WXDLLEXPORT wxStricmp(const wxChar *psz1, const wxChar *psz2)
+{
+ register wxChar c1, c2;
+ do {
+ c1 = wxTolower(*psz1++);
+ c2 = wxTolower(*psz2++);
+ } while ( c1 && (c1 == c2) );
+ return c1 - c2;
+}
+#endif
+
+#ifndef wxStricmp
+int WXDLLEXPORT wxStrnicmp(const wxChar *s1, const wxChar *s2, size_t n)
+{
+ // 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;
+ if (c1 > c2) return 1;
+ }
+ return 0;
+}
+#endif
+
+#ifndef wxSetlocale
+WXDLLEXPORT wxWCharBuffer wxSetlocale(int category, const wxChar *locale)
+{
+ char *localeOld = setlocale(category, wxConvLibc.cWX2MB(locale));
+
+ return wxWCharBuffer(wxConvLibc.cMB2WC(localeOld));
+}
+#endif
+
+#if wxUSE_WCHAR_T && !defined(HAVE_WCSLEN)
+WXDLLEXPORT size_t wxWcslen(const wchar_t *s)
+{
+ size_t n = 0;
+ while ( *s++ )
+ n++;
+
+ 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;
+ while (*dest) dest++;
+ while ((*dest++ = *src++));
+ return ret;
+}
+
+WXDLLEXPORT const wxChar * wxStrchr(const wxChar *s, wxChar c)
+{
+ // be careful here as the terminating NUL makes part of the string
+ while ( *s != c )
+ {
+ if ( !*s++ )
+ return NULL;
+ }
+
+ return s;
+}
+
+WXDLLEXPORT int wxStrcmp(const wxChar *s1, const wxChar *s2)
+{
+ while ((*s1 == *s2) && *s1) s1++, s2++;
+ if ((wxUChar)*s1 < (wxUChar)*s2) return -1;
+ if ((wxUChar)*s1 > (wxUChar)*s2) return 1;
+ return 0;
+}
+
+WXDLLEXPORT wxChar * wxStrcpy(wxChar *dest, const wxChar *src)
+{
+ wxChar *ret = dest;
+ while ((*dest++ = *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;
+ while (*dest) dest++;
+ while (n && (*dest++ = *src++)) n--;
+ return ret;
+}
+
+WXDLLEXPORT int wxStrncmp(const wxChar *s1, const wxChar *s2, size_t n)
+{
+ while (n && (*s1 == *s2) && *s1) n--, s1++, s2++;
+ if (n) {
+ if ((wxUChar)*s1 < (wxUChar)*s2) return -1;
+ if ((wxUChar)*s1 > (wxUChar)*s2) return 1;
+ }
+ return 0;
+}
+
+WXDLLEXPORT wxChar * wxStrncpy(wxChar *dest, const wxChar *src, size_t n)
+{
+ wxChar *ret = dest;
+ while (n && (*dest++ = *src++)) n--;
+ while (n) *dest++=0, n--; // the docs specify padding with zeroes
+ return ret;
+}
+
+WXDLLEXPORT const wxChar * wxStrpbrk(const wxChar *s, const wxChar *accept)
+{
+ while (*s && !wxStrchr(accept, *s))
+ s++;
+
+ return *s ? s : NULL;
+}
+
+WXDLLEXPORT const wxChar * wxStrrchr(const wxChar *s, wxChar c)
+{
+ const wxChar *ret = NULL;
+ do
+ {
+ if ( *s == c )
+ ret = s;
+ s++;
+ }
+ while ( *s );
+
+ return ret;
+}
+
+WXDLLEXPORT size_t wxStrspn(const wxChar *s, const wxChar *accept)
+{
+ size_t len = 0;
+ while (wxStrchr(accept, *s++)) len++;
+ return len;
+}
+
+WXDLLEXPORT const wxChar *wxStrstr(const wxChar *haystack, const wxChar *needle)
+{
+ wxASSERT_MSG( needle != NULL, _T("NULL argument in wxStrstr") );
+
+ // VZ: this is not exactly the most efficient string search algorithm...
+
+ const size_t len = wxStrlen(needle);
+
+ while ( const wxChar *fnd = wxStrchr(haystack, *needle) )
+ {
+ if ( !wxStrncmp(fnd, needle, len) )
+ return fnd;
+
+ haystack = fnd + 1;
+ }
+
+ return NULL;
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+WXDLLEXPORT double wxStrtod(const wxChar *nptr, wxChar **endptr)
+{
+ const wxChar *start = nptr;
+
+ // FIXME: only correct for C locale
+ while (wxIsspace(*nptr)) nptr++;
+ if (*nptr == wxT('+') || *nptr == wxT('-')) nptr++;
+ while (wxIsdigit(*nptr)) nptr++;
+ if (*nptr == wxT('.')) {
+ nptr++;
+ while (wxIsdigit(*nptr)) nptr++;
+ }
+ if (*nptr == wxT('E') || *nptr == wxT('e')) {
+ nptr++;
+ if (*nptr == wxT('+') || *nptr == wxT('-')) nptr++;
+ while (wxIsdigit(*nptr)) nptr++;
+ }
+
+ wxString data(nptr, nptr-start);
+ wxWX2MBbuf dat = data.mb_str(wxConvLibc);
+ char *rdat = wxMBSTRINGCAST dat;
+ double ret = strtod(dat, &rdat);
+
+ if (endptr) *endptr = (wxChar *)(start + (rdat - (const char *)dat));
+
+ return ret;
+}
+
+WXDLLEXPORT long int wxStrtol(const wxChar *nptr, wxChar **endptr, int base)
+{
+ const wxChar *start = nptr;
+
+ // FIXME: only correct for C locale
+ while (wxIsspace(*nptr)) nptr++;
+ if (*nptr == wxT('+') || *nptr == wxT('-')) nptr++;
+ if (((base == 0) || (base == 16)) &&
+ (nptr[0] == wxT('0') && nptr[1] == wxT('x'))) {
+ nptr += 2;
+ base = 16;
+ }
+ else if ((base == 0) && (nptr[0] == wxT('0'))) base = 8;
+ else if (base == 0) base = 10;
+
+ while ((wxIsdigit(*nptr) && (*nptr - wxT('0') < base)) ||
+ (wxIsalpha(*nptr) && (wxToupper(*nptr) - wxT('A') + 10 < base))) nptr++;
+
+ wxString data(start, nptr-start);
+ wxWX2MBbuf dat = data.mb_str(wxConvLibc);
+ char *rdat = wxMBSTRINGCAST dat;
+ long int ret = strtol(dat, &rdat, base);
+
+ if (endptr) *endptr = (wxChar *)(start + (rdat - (const char *)dat));
+
+ return ret;
+}
+
+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)
+{
+ 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 );
+}
+
+WXDLLEXPORT FILE * wxFreopen(const wxChar *path, const wxChar *mode, FILE *stream)
+{
+ 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 );
+}
+
+WXDLLEXPORT int wxRemove(const wxChar *path)
+{
+ return remove( wxConvFile.cWX2MB(path) );
+}
+
+WXDLLEXPORT int wxRename(const wxChar *oldpath, const wxChar *newpath)
+{
+ return rename( wxConvFile.cWX2MB(oldpath), wxConvFile.cWX2MB(newpath) );
+}
+#endif
+
+#ifndef wxAtof
+double WXDLLEXPORT wxAtof(const wxChar *psz)
+{
+#ifdef __WXWINCE__
+ double d;
+ wxString str(psz);
+ if (str.ToDouble(& d))
+ return d;
+
+ return 0.0;
+#else
+ return atof(wxConvLibc.cWX2MB(psz));
+#endif
+}
+#endif
+
+#ifdef wxNEED_WX_STDLIB_H
+int WXDLLEXPORT wxAtoi(const wxChar *psz)
+{
+ return atoi(wxConvLibc.cWX2MB(psz));
+}
+
+long WXDLLEXPORT wxAtol(const wxChar *psz)
+{
+ return atol(wxConvLibc.cWX2MB(psz));
+}
+
+wxChar * WXDLLEXPORT wxGetenv(const wxChar *name)
+{
+#if wxUSE_UNICODE
+ // 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
+ return getenv(name);
+#endif
+}
+
+int WXDLLEXPORT wxSystem(const wxChar *psz)
+{
+ return system(wxConvLibc.cWX2MB(psz));
+}
+
+#endif // wxNEED_WX_STDLIB_H
+
+#ifdef wxNEED_WX_TIME_H
+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)
+{
+ // 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)
+ {
+ *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
+// ----------------------------------------------------------------------------
+
+#ifdef 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
+
+#ifdef __WXWINCE__
-int WXDLLEXPORT wxSystem(const wxChar *psz)
+int wxRemove(const wxChar *path)
{
- return system(wxConv_libc.cWX2MB(psz));
+ return ::DeleteFile(path) == 0;
}
#endif
projects / wxWidgets.git / blobdiff