extract ImpGetIntntlSep() into sbxconv.hxx and reuse it

basic/source/sbx/sbxconv.hxx

@@ -42,6 +42,8 @@ extern SbxError ImpScan
 // with advanced evaluation (International, "TRUE"/"FALSE")
 extern sal_Bool ImpConvStringExt( ::rtl::OUString& rSrc, SbxDataType eTargetType );
 
+void ImpGetIntntlSep( sal_Unicode& rcDecimalSep, sal_Unicode& rcThousandSep );
+
 // SBXINT.CXX
 
 double      ImpRound( double );

basic/source/sbx/sbxcurr.cxx

@@ -40,13 +40,10 @@ static rtl::OUString ImpCurrencyToString( const sal_Int64 &rVal )
     bool isNeg = ( rVal < 0 );
     sal_Int64 absVal = isNeg ? -rVal : rVal;
 
-    SvtSysLocale aSysLocale;
     sal_Unicode cDecimalSep = '.';
 #if MAYBEFUTURE
     sal_Unicode cThousandSep = ',';
-    const LocaleDataWrapper& rData = aSysLocale.GetLocaleData();
-    cDecimalSep = rData.getNumDecimalSep().GetBuffer()[0];
-    cThousandSep = rData.getNumThousandSep().GetBuffer()[0];
+    ImpGetIntntlSep( cDecimalSep, cThousandSep );
 #endif
 
     rtl::OUString aAbsStr = rtl::OUString::valueOf( absVal );
@@ -119,14 +116,12 @@ static sal_Int64 ImpStringToCurrency( const rtl::OUString &rStr )
 
     sal_Int32   nFractDigit = 4;
 
-    SvtSysLocale aSysLocale;
     sal_Unicode cDeciPnt = sal_Unicode('.');
     sal_Unicode c1000Sep = sal_Unicode(',');
 
 #if MAYBEFUTURE
-    const LocaleDataWrapper& rData = aSysLocale.GetLocaleData();
-    sal_Unicode cLocaleDeciPnt = rData.getNumDecimalSep().GetBuffer()[0];
-    sal_Unicode cLocale1000Sep = rData.getNumThousandSep().GetBuffer()[0];
+    sal_Unicode cLocaleDeciPnt, cLocale1000Sep;
+    ImpGetIntntlSep( cLocaleDeciPnt, cLocale1000Sep );
 
         // score each set of separators (Locale and Basic) on total number of matches
         // if one set has more matches use that set

basic/source/sbx/sbxdec.cxx

@@ -201,9 +201,6 @@ void SbxDecimal::setUInt( unsigned int val )
     setULong( (sal_uInt32)val );
 }
 
-// sbxscan.cxx
-void ImpGetIntntlSep( sal_Unicode& rcDecimalSep, sal_Unicode& rcThousandSep );
-
 bool SbxDecimal::setString( ::rtl::OUString* pOUString )
 {
     static LCID nLANGID = MAKELANGID( LANG_ENGLISH, SUBLANG_ENGLISH_US );