minimize searching for tlw parent, remove useless code

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

diff --git a/src/common/wxcrt.cpp b/src/common/wxcrt.cpp
index 55339ef61d5d6d5d4ecf6cea8d966958a97e520a..6f3377d6cd3e7b13ed557280e27d5e9164fbef1b 100644 (file)
--- a/src/common/wxcrt.cpp
+++ b/src/common/wxcrt.cpp
@@ -21,6 +21,7 @@
 #endif
 
 #include "wx/crt.h"
+#include "wx/strconv.h" // wxMBConv::cWC2MB()
 
 #define _ISOC9X_SOURCE 1 // to get vsscanf()
 #define _BSD_SOURCE    1 // to still get strdup()
@@ -29,12 +30,14 @@
 #include <stdlib.h>
 #include <string.h>
 
+#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"
@@ -164,26 +167,17 @@ char* wxSetlocale(int category, const char *locale)
     char *rv = NULL ;
     if ( locale != NULL && locale[0] == 0 )
     {
-        locale_t lt = newlocale(LC_ALL_MASK, "", NULL);
-        if ( lt )
-        {
-            rv = (char*) querylocale( LC_ALL_MASK, lt );
-            freelocale(lt);
-        }
-        if ( rv == NULL || rv[0] == 0  || strcmp( rv , "C" ) == 0 || strcmp( rv, "POSIX" ) == 0 )
-        {
-            // we have to emulate the behaviour under OS X
-            wxCFRef<CFLocaleRef> userLocaleRef(CFLocaleCopyCurrent());
-            wxMacCFStringHolder str(wxCFRetain((CFStringRef)CFLocaleGetValue(userLocaleRef, kCFLocaleLanguageCode)));
-            wxString langFull = str.AsString()+"_";
-            str.Assign(wxCFRetain((CFStringRef)CFLocaleGetValue(userLocaleRef, kCFLocaleCountryCode)));
-            langFull += str.AsString();
-            rv = setlocale(category, langFull.c_str());
-        }
-        else
-        {
-            rv = setlocale(category, rv);
-        }
+        // the attempt to use newlocale(LC_ALL_MASK, "", NULL);
+        // here in order to deduce the language along the environment vars rules
+        // lead to strange crashes later...
+
+        // we have to emulate the behaviour under OS X
+        wxCFRef<CFLocaleRef> userLocaleRef(CFLocaleCopyCurrent());
+        wxCFStringRef str(wxCFRetain((CFStringRef)CFLocaleGetValue(userLocaleRef, kCFLocaleLanguageCode)));
+        wxString langFull = str.AsString()+"_";
+        str.reset(wxCFRetain((CFStringRef)CFLocaleGetValue(userLocaleRef, kCFLocaleCountryCode)));
+        langFull += str.AsString();
+        rv = setlocale(category, langFull.c_str());
     }
     else
         rv = setlocale(category, locale);
@@ -287,21 +281,6 @@ static int vwscanf(const wchar_t *format, va_list argptr)
     return -1;
 }
 
-static int vswscanf(const wchar_t *ws, const wchar_t *format, va_list argptr)
-{
-    // The best we can do without proper Unicode support in glibc is to
-    // convert the strings into MB representation and run ANSI version
-    // of the function. This doesn't work with %c and %s because of difference
-    // in size of char and wchar_t, though.
-
-    wxCHECK_MSG( wxStrstr(format, _T("%s")) == NULL, -1,
-                 _T("incomplete vswscanf implementation doesn't allow %s") );
-    wxCHECK_MSG( wxStrstr(format, _T("%c")) == NULL, -1,
-                 _T("incomplete vswscanf implementation doesn't allow %c") );
-
-    return vsscanf(wxConvLibc.cWX2MB(ws), wxConvLibc.cWX2MB(format), argptr);
-}
-
 static int vfwscanf(FILE *stream, const wchar_t *format, va_list argptr)
 {
     wxFAIL_MSG( _T("TODO") );
@@ -333,6 +312,24 @@ static int vwprintf(const wchar_t *format, va_list argptr)
 
 #endif // wxNEED_WPRINTF
 
+#ifdef wxNEED_VSWSCANF
+static int vswscanf(const wchar_t *ws, const wchar_t *format, va_list argptr)
+{
+    // The best we can do without proper Unicode support in glibc is to
+    // convert the strings into MB representation and run ANSI version
+    // of the function. This doesn't work with %c and %s because of difference
+    // in size of char and wchar_t, though.
+
+    wxCHECK_MSG( wxStrstr(format, _T("%s")) == NULL, -1,
+                 _T("incomplete vswscanf implementation doesn't allow %s") );
+    wxCHECK_MSG( wxStrstr(format, _T("%c")) == NULL, -1,
+                 _T("incomplete vswscanf implementation doesn't allow %c") );
+
+    return vsscanf(wx_static_cast(const char*, wxConvLibc.cWX2MB(ws)),
+        wxConvLibc.cWX2MB(format), argptr);
+}
+#endif
+
 // ----------------------------------------------------------------------------
 // wxPrintf(), wxScanf() and relatives
 // ----------------------------------------------------------------------------
@@ -1045,12 +1042,9 @@ static wxLongLong_t wxCRT_DoStrtoll(const T* nptr, T** endptr, int base)
 
     if ( sign == wxT('-') )
     {
-        if ( uval <= wxULL(wxINT64_MAX+1) )
+        if (uval <= (wxULongLong_t)wxINT64_MAX + 1)
         {
-            if ( uval == wxULL(wxINT64_MAX+1))
-                val = -((wxLongLong_t)wxINT64_MAX) - 1;
-            else
-                val = -((wxLongLong_t)uval);
+            val = -(wxLongLong_t)uval;
         }
         else
         {
@@ -1302,15 +1296,15 @@ int wxVsscanf(const char *str, const char *format, va_list ap)
 int wxVsscanf(const wchar_t *str, const wchar_t *format, va_list ap)
     { return wxCRT_VsscanfW(str, format, ap); }
 int wxVsscanf(const wxCharBuffer& str, const char *format, va_list ap)
-    { return wxCRT_VsscanfA(str, format, ap); }
+    { return wxCRT_VsscanfA(wx_static_cast(const char*, str), format, ap); }
 int wxVsscanf(const wxWCharBuffer& str, const wchar_t *format, va_list ap)
     { return wxCRT_VsscanfW(str, format, ap); }
 int wxVsscanf(const wxString& str, const char *format, va_list ap)
-    { return wxCRT_VsscanfA(str.mb_str(), format, ap); }
+    { return wxCRT_VsscanfA(wx_static_cast(const char*, str.mb_str()), format, ap); }
 int wxVsscanf(const wxString& str, const wchar_t *format, va_list ap)
     { return wxCRT_VsscanfW(str.wc_str(), format, ap); }
 int wxVsscanf(const wxCStrData& str, const char *format, va_list ap)
-    { return wxCRT_VsscanfA(str.AsCharBuf(), format, ap); }
+    { return wxCRT_VsscanfA(wx_static_cast(const char*, str.AsCharBuf()), format, ap); }
 int wxVsscanf(const wxCStrData& str, const wchar_t *format, va_list ap)
     { return wxCRT_VsscanfW(str.AsWCharBuf(), format, ap); }
 #endif // HAVE_NO_VSSCANF