diff -r 284c2fc6c1cd -r 393359908179 str.cxx
--- a/str.cxx	Sat Jul 14 16:31:21 2012 +0300
+++ b/str.cxx	Sat Jul 14 17:24:21 2012 +0300
@@ -340,6 +340,18 @@
 	return compare (c.chars());
 }
 
+int str::icompare (const char* c) {
+	return icompare (str ((char*)c));
+}
+
+int str::icompare (str c) {
+	str a = text;
+	a.tolower();
+	str b = c;
+	b.tolower();
+	return strcmp (a.chars(), b.chars());
+}
+
 // ============================================================================
 str str::tolower () {
 	str n = text;