add an overview

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

diff --git a/src/common/string.cpp b/src/common/string.cpp
index 76a89a88a32411a27e15adebda85d8da600d8360..9a0cff0e00abae665a9c6ea6617490ec3d615cfa 100644 (file)
--- a/src/common/string.cpp
+++ b/src/common/string.cpp
@@ -100,6 +100,8 @@ extern const wxChar WXDLLIMPEXP_BASE *wxEmptyString = &g_strEmpty.dummy;
 //
 // ATTN: you can _not_ use both of these in the same program!
 
+#include <iostream>
+
 wxSTD istream& operator>>(wxSTD istream& is, wxString& WXUNUSED(str))
 {
 #if 0
@@ -168,6 +170,8 @@ wxSTD ostream& operator<<(wxSTD ostream& os, const wxString& str)
   #define STATISTICS_ADD(av, val)
 #endif // WXSTRING_STATISTICS
 
+#if !wxUSE_STL
+
 // ===========================================================================
 // wxStringData class deallocation
 // ===========================================================================
@@ -180,8 +184,6 @@ void wxStringData::Free()
 }
 #endif
 
-#if !wxUSE_STL
-
 // ===========================================================================
 // wxStringBase
 // ===========================================================================
@@ -504,8 +506,7 @@ size_t wxStringBase::rfind(const wxStringBase& str, size_t nStart) const
             {
                 return cursor - c_str();
             }
-            --cursor;
-        } while ( cursor > c_str() );
+        } while ( cursor-- > c_str() );
     }
     
     return npos;
@@ -1686,7 +1687,10 @@ int wxString::PrintfV(const wxChar* pszFormat, va_list argptr)
             buf[size] = _T('\0');
         }
 
-        if ( len >= 0 )
+        // vsnprintf() may return either -1 (traditional Unix behaviour) or the
+        // total number of characters which would have been written if the
+        // buffer were large enough
+        if ( len >= 0 && len <= size )
         {
             // ok, there was enough space
             break;
@@ -2323,12 +2327,12 @@ bool wxArrayString::operator==(const wxArrayString& a) const
 
 #endif // !wxUSE_STL
 
-int wxStringSortAscending(wxString* s1, wxString* s2)
+int wxCMPFUNC_CONV wxStringSortAscending(wxString* s1, wxString* s2)
 {
     return wxStrcmp(s1->c_str(), s2->c_str());
 }
 
-int wxStringSortDescending(wxString* s1, wxString* s2)
+int wxCMPFUNC_CONV wxStringSortDescending(wxString* s1, wxString* s2)
 {
     return -wxStrcmp(s1->c_str(), s2->c_str());
 }