Initial copy of Scintilla 3.21 code

[wxWidgets.git] / src / stc / scintilla / lexlib / CharacterSet.cxx

diff --git a/src/stc/scintilla/lexlib/CharacterSet.cxx b/src/stc/scintilla/lexlib/CharacterSet.cxx
new file mode 100644 (file)
index 0000000..35669df
--- /dev/null
+++ b/src/stc/scintilla/lexlib/CharacterSet.cxx
@@ -0,0 +1,61 @@
+// Scintilla source code edit control
+/** @file CharacterSet.cxx
+ ** Simple case functions for ASCII.
+ ** Lexer infrastructure.
+ **/
+// Copyright 1998-2010 by Neil Hodgson <neilh@scintilla.org>
+// The License.txt file describes the conditions under which this software may be distributed.
+
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#include <stdio.h>
+#include <assert.h>
+
+#include "CharacterSet.h"
+
+#ifdef SCI_NAMESPACE
+using namespace Scintilla;
+#endif
+
+#ifdef SCI_NAMESPACE
+namespace Scintilla {
+#endif
+
+int CompareCaseInsensitive(const char *a, const char *b) {
+       while (*a && *b) {
+               if (*a != *b) {
+                       char upperA = MakeUpperCase(*a);
+                       char upperB = MakeUpperCase(*b);
+                       if (upperA != upperB)
+                               return upperA - upperB;
+               }
+               a++;
+               b++;
+       }
+       // Either *a or *b is nul
+       return *a - *b;
+}
+
+int CompareNCaseInsensitive(const char *a, const char *b, size_t len) {
+       while (*a && *b && len) {
+               if (*a != *b) {
+                       char upperA = MakeUpperCase(*a);
+                       char upperB = MakeUpperCase(*b);
+                       if (upperA != upperB)
+                               return upperA - upperB;
+               }
+               a++;
+               b++;
+               len--;
+       }
+       if (len == 0)
+               return 0;
+       else
+               // Either *a or *b is nul
+               return *a - *b;
+}
+
+#ifdef SCI_NAMESPACE
+}
+#endif