[Libreoffice-commits] core.git: sc/source

[Eike Rathke]

 sc/source/core/tool/address.cxx |   17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

New commits:
commit c3ef1d12375a6e02df0988eef942afcf71e4ff81
Author: Eike Rathke <er...@redhat.com>
Date:   Fri Oct 16 17:27:54 2015 +0200

    don not use libc toupper() because it might yield unexpected results
    
    Change-Id: I6202d14b78d153e74b973f1f9fa523ad92f507a7

diff --git a/sc/source/core/tool/address.cxx b/sc/source/core/tool/address.cxx
index 4bd9964..d301e65 100644
--- a/sc/source/core/tool/address.cxx
+++ b/sc/source/core/tool/address.cxx
@@ -834,6 +834,15 @@ static sal_uInt16 lcl_ScRange_Parse_XL_R1C1( ScRange& r,
     return 0;
 }
 
+static inline sal_Unicode lcl_toupper( const sal_Unicode c )
+{
+    // Do not use libc toupper() because that is localized and *might* yield
+    // unexpected results (apparently not encountered yet?), for example
+    // Turkish lower case ASCII 'i' might result in upper case 'Ä°', which is
+    // U+0130 but 0xDD in ISO-8859-9 and 0xA9 in ISO-8859-3 encodings.
+    return ('a' <= c && c <= 'z') ? c - ('a'-'A') : c;
+}
+
 static inline const sal_Unicode* lcl_a1_get_col( const sal_Unicode* p,
                                                  ScAddress* pAddr,
                                                  sal_uInt16* nFlags )
@@ -846,9 +855,9 @@ static inline const sal_Unicode* lcl_a1_get_col( const 
sal_Unicode* p,
     if( !rtl::isAsciiAlpha( *p ) )
         return NULL;
 
-    nCol = sal::static_int_cast<SCCOL>( toupper( char(*p++) ) - 'A' );
+    nCol = sal::static_int_cast<SCCOL>( lcl_toupper( *p++ ) - 'A' );
     while (nCol <= MAXCOL && rtl::isAsciiAlpha(*p))
-        nCol = sal::static_int_cast<SCCOL>( ((nCol + 1) * 26) + toupper( 
char(*p++) ) - 'A' );
+        nCol = sal::static_int_cast<SCCOL>( ((nCol + 1) * 26) + lcl_toupper( 
*p++ ) - 'A' );
     if( nCol > MAXCOL || rtl::isAsciiAlpha( *p ) )
         return NULL;
 
@@ -1145,9 +1154,9 @@ static sal_uInt16 lcl_ScAddress_Parse_OOo( const 
sal_Unicode* p, ScDocument* pDo
 
         if (rtl::isAsciiAlpha( *p ))
         {
-            nCol = sal::static_int_cast<SCCOL>( toupper( char(*p++) ) - 'A' );
+            nCol = sal::static_int_cast<SCCOL>( lcl_toupper( *p++ ) - 'A' );
             while (nCol < MAXCOL && rtl::isAsciiAlpha(*p))
-                nCol = sal::static_int_cast<SCCOL>( ((nCol + 1) * 26) + 
toupper( char(*p++) ) - 'A' );
+                nCol = sal::static_int_cast<SCCOL>( ((nCol + 1) * 26) + 
lcl_toupper( *p++ ) - 'A' );
         }
         else
             nBits = 0;

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