don't crash when streaming out a wxString into an std::ostream, just set the failbit...

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

diff --git a/src/common/regex.cpp b/src/common/regex.cpp
index ccf9ffd727b019e03564d94171d87207ccb7176e..7a7029c8b562846622156fb0598ffcf16ed6e797 100644 (file)
--- a/src/common/regex.cpp
+++ b/src/common/regex.cpp
@@ -1,11 +1,11 @@
 ///////////////////////////////////////////////////////////////////////////////
 // Name:        src/common/regex.cpp
 // Purpose:     regular expression matching
-// Author:      Karsten Ballüder and Vadim Zeitlin
+// Author:      Karsten Ballueder and Vadim Zeitlin
 // Modified by:
 // Created:     13.07.01
 // RCS-ID:      $Id$
-// Copyright:   (c) 2000 Karsten Ballüder <ballueder@gmx.net>
+// Copyright:   (c) 2000 Karsten Ballueder <ballueder@gmx.net>
 //                  2001 Vadim Zeitlin <vadim@wxwindows.org>
 // Licence:     wxWindows licence
 ///////////////////////////////////////////////////////////////////////////////
@@ -32,6 +32,7 @@
     #include "wx/string.h"
     #include "wx/log.h"
     #include "wx/intl.h"
+    #include "wx/crt.h"
 #endif //WX_PRECOMP
 
 // FreeBSD, Watcom and DMars require this, CW doesn't have nor need it.
@@ -57,9 +58,9 @@
 #   define WXREGEX_USING_BUILTIN
 #   define WXREGEX_IF_NEED_LEN(x) ,x
 #   if wxUSE_UNICODE
-#       define WXREGEX_CHAR(x) x.wc_str()
+#       define WXREGEX_CHAR(x) (x).wc_str()
 #   else
-#       define WXREGEX_CHAR(x) x.mb_str()
+#       define WXREGEX_CHAR(x) (x).mb_str()
 #   endif
 #else
 #   ifdef HAVE_RE_SEARCH
@@ -71,7 +72,7 @@
 #   if wxUSE_UNICODE
 #       define WXREGEX_CONVERT_TO_MB
 #   endif
-#   define WXREGEX_CHAR(x) x.mb_str()
+#   define WXREGEX_CHAR(x) (x).mb_str()
 #   define wx_regfree regfree
 #   define wx_regerror regerror
 #endif
@@ -281,12 +282,14 @@ bool wxRegExImpl::Compile(const wxString& expr, int flags)
     // translate our flags to regcomp() ones
     int flagsRE = 0;
     if ( !(flags & wxRE_BASIC) )
+    {
 #ifndef WX_NO_REGEX_ADVANCED
         if (flags & wxRE_ADVANCED)
             flagsRE |= REG_ADVANCED;
         else
 #endif
             flagsRE |= REG_EXTENDED;
+    }
     if ( flags & wxRE_ICASE )
         flagsRE |= REG_ICASE;
     if ( flags & wxRE_NOSUB )
@@ -512,7 +515,12 @@ int wxRegExImpl::Replace(wxString *text,
     // note that "^" shouldn't match after the first call to Matches() so we
     // use wxRE_NOTBOL to prevent it from happening
     while ( (!maxMatches || countRepl < maxMatches) &&
-            Matches(textstr + matchStart,
+             Matches(
+#ifndef WXREGEX_CONVERT_TO_MB
+                    textstr + matchStart,
+#else
+                    textstr.data() + matchStart,
+#endif 
                     countRepl ? wxRE_NOTBOL : 0
                     WXREGEX_IF_NEED_LEN(textlen - matchStart)) )
     {
@@ -558,7 +566,12 @@ int wxRegExImpl::Replace(wxString *text,
                     }
                     else
                     {
+#ifndef WXREGEX_CONVERT_TO_MB
                         textNew += wxString(textstr + matchStart + start,
+#else
+                        textNew += wxString(textstr.data() + matchStart +
+                                           start,
+#endif
                                             *wxConvCurrent, len);
 
                         mayHaveBackrefs = true;
@@ -588,7 +601,8 @@ int wxRegExImpl::Replace(wxString *text,
 #ifndef WXREGEX_CONVERT_TO_MB
         result.append(*text, matchStart, start);
 #else
-        result.append(wxString(textstr + matchStart, *wxConvCurrent, start));
+        result.append(wxString(textstr.data() + matchStart, *wxConvCurrent, 
+                              start));
 #endif
         matchStart += start;
         result.append(textNew);
@@ -601,7 +615,7 @@ int wxRegExImpl::Replace(wxString *text,
 #ifndef WXREGEX_CONVERT_TO_MB
     result.append(*text, matchStart, wxString::npos);
 #else
-    result.append(wxString(textstr + matchStart, *wxConvCurrent));
+    result.append(wxString(textstr.data() + matchStart, *wxConvCurrent));
 #endif
     *text = result;