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[wxWidgets.git] / src / common / wxcrt.cpp

diff --git a/src/common/wxcrt.cpp b/src/common/wxcrt.cpp
index db16fa9b18d762c8de933d51ffc6883be76b700b..d46c08bce4e0e2cf4e5c2e0b43e5720b649f0e8d 100644 (file)
--- a/src/common/wxcrt.cpp
+++ b/src/common/wxcrt.cpp
@@ -4,7 +4,6 @@
 // Author:      Ove Kaven
 // Modified by: Ron Lee, Francesco Montorsi
 // Created:     09/04/99
-// RCS-ID:      $Id$
 // Copyright:   (c) wxWidgets copyright
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
@@ -40,14 +39,12 @@
     extern "C" int vswscanf(const wchar_t *, const wchar_t *, va_list);
 #endif
 
-#ifndef __WXPALMOS5__
 #ifndef __WXWINCE__
     #include <time.h>
     #include <locale.h>
 #else
     #include "wx/msw/wince/time.h"
 #endif
-#endif // !__WXPALMOS5__
 
 #ifndef WX_PRECOMP
     #include "wx/string.h"
@@ -69,11 +66,6 @@
     #define wxSET_ERRNO(value) errno = value
 #endif
 
-#if defined(__MWERKS__) && __MSL__ >= 0x6000
-namespace std {}
-using namespace std ;
-#endif
-
 #if defined(__DARWIN__)
     #include "wx/osx/core/cfref.h"
     #include <CoreFoundation/CFLocale.h>
@@ -81,7 +73,6 @@ using namespace std ;
     #include <xlocale.h>
 #endif
 
-#if wxUSE_WCHAR_T
 WXDLLIMPEXP_BASE size_t wxMB2WC(wchar_t *buf, const char *psz, size_t n)
 {
   // assume that we have mbsrtowcs() too if we have wcsrtombs()
@@ -102,12 +93,12 @@ WXDLLIMPEXP_BASE size_t wxMB2WC(wchar_t *buf, const char *psz, size_t n)
 #endif
   }
 
-  // note that we rely on common (and required by Unix98 but unfortunately not
+  // 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/crt.h) we don't use its mbstowcs() at all
+  // we have no idea about how much space we need. Currently all supported
+  // compilers do provide it and if they don't, HAVE_WCSRTOMBS shouldn't be
+  // defined at all.
 #ifdef HAVE_WCSRTOMBS
   return mbsrtowcs(NULL, &psz, 0, &mbstate);
 #else
@@ -141,7 +132,6 @@ WXDLLIMPEXP_BASE size_t wxWC2MB(char *buf, const wchar_t *pwz, size_t n)
   return wxWcstombs(NULL, pwz, 0);
 #endif
 }
-#endif // wxUSE_WCHAR_T
 
 char* wxSetlocale(int category, const char *locale)
 {
@@ -588,13 +578,20 @@ namespace
 #if !wxUSE_UTF8_LOCALE_ONLY
 int ConvertStringToBuf(const wxString& s, char *out, size_t outsize)
 {
-    const wxWX2WCbuf buf = s.wc_str();
+    const wxCharBuffer buf(s.mb_str());
 
-    size_t len = wxConvLibc.FromWChar(out, outsize, buf);
-    if ( len != wxCONV_FAILED )
-        return len-1;
-    else
-        return wxConvLibc.FromWChar(NULL, 0, buf);
+    const size_t len = buf.length();
+    if ( outsize > len )
+    {
+        memcpy(out, buf, len+1);
+    }
+    else // not enough space
+    {
+        memcpy(out, buf, outsize-1);
+        out[outsize-1] = '\0';
+    }
+
+    return len;
 }
 #endif // !wxUSE_UTF8_LOCALE_ONLY
 
@@ -735,7 +732,6 @@ int wxVsnprintf(wchar_t *str, size_t size, const wxString& format, va_list argpt
 }
 #endif // wxUSE_UNICODE
 
-#if wxUSE_WCHAR_T
 
 // ----------------------------------------------------------------------------
 // ctype.h stuff (currently unused)
@@ -837,7 +833,8 @@ wxChar32* wxStrdup(const wxChar32* s)
 {
   size_t size = (wxStrlen(s) + 1) * sizeof(wxChar32);
   wxChar32 *ret = (wxChar32*) malloc(size);
-  memcpy(ret, s, size);
+  if ( ret )
+      memcpy(ret, s, size);
   return ret;
 }
 #endif
@@ -953,8 +950,6 @@ wxCRT_StrftimeW(wchar_t *s, size_t maxsize, const wchar_t *fmt, const struct tm
 }
 #endif // !wxCRT_StrftimeW
 
-#endif // wxUSE_WCHAR_T
-
 #ifdef wxLongLong_t
 template<typename T>
 static wxULongLong_t
@@ -980,23 +975,35 @@ wxCRT_StrtoullBase(const T* nptr, T** endptr, int base, T* sign)
         }
     }
 
-    // Starts with 0x?
+    // Starts with octal or hexadecimal prefix?
     if ( i != end && *i == wxT('0') )
     {
         ++i;
         if ( i != end )
         {
-            if ( *i == wxT('x') && (base == 16 || base == 0) )
+            if ( (*i == wxT('x')) || (*i == wxT('X')) )
             {
-                base = 16;
-                ++i;
+                // Hexadecimal prefix: use base 16 if auto-detecting.
+                if ( base == 0 )
+                    base = 16;
+
+                // If we do use base 16, just skip "x" as well.
+                if ( base == 16 )
+                {
+                    ++i;
+                }
+                else // Not using base 16
+                {
+                    // Then it's an error.
+                    if ( endptr )
+                        *endptr = (T*) nptr;
+                    wxSET_ERRNO(EINVAL);
+                    return sum;
+                }
             }
-            else
+            else if ( base == 0 )
             {
-                if ( endptr )
-                    *endptr = (T*) nptr;
-                wxSET_ERRNO(EINVAL);
-                return sum;
+                base = 8;
             }
         }
         else
@@ -1109,7 +1116,7 @@ wxULongLong_t wxCRT_StrtoullW(const wchar_t* nptr, wchar_t** endptr, int base)
 #endif // wxLongLong_t
 
 // ----------------------------------------------------------------------------
-// functions which we may need even if !wxUSE_WCHAR_T
+// strtok() functions
 // ----------------------------------------------------------------------------
 
 template<typename T>