1 files changed, 47 insertions, 0 deletions
diff --git a/libemailfunctions/kasciistricmp.cpp b/libemailfunctions/kasciistricmp.cpp
new file mode 100644
index 000000000..1a66a52b5
--- /dev/null
+++ b/libemailfunctions/kasciistricmp.cpp
@@ -0,0 +1,47 @@
+/* This file is part of the KDE libraries
+   Copyright (C) 2004 David Faure <faure@kde.org>
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License version 2 as published by the Free Software Foundation.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public License
+   along with this library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.
+*/
+
+#include "kasciistricmp.h"
+
+#if ! KDE_IS_VERSION(3,3,89)
+
+static unsigned char kdepim_ASCIIToLower( unsigned char ch )
+{
+  if ( ch >= 'A' && ch <= 'Z' )
+    return ch - 'A' + 'a';
+  else
+    return ch;
+}
+
+int kdepim_kasciistricmp( const char *str1, const char *str2 )
+{
+  const unsigned char *s1 = (const unsigned char *) str1;
+  const unsigned char *s2 = (const unsigned char *) str2;
+  int res;
+  unsigned char c;
+
+  if ( !s1 || !s2 )
+    return s1 ? 1 : ( s2 ? -1 : 0 );
+  for ( ; !( res = ( c = kdepim_ASCIIToLower( *s1 ) ) - kdepim_ASCIIToLower( *s2 ) );
+        ++s1, ++s2 )
+    if ( !c ) // strings are equal
+      break;
+  return res;
+}
+
+#endif