1 files changed, 53 insertions, 0 deletions

diff --git a/src/ops/nnstyle.h b/src/ops/nnstyle.h
new file mode 100644
index 0000000..4b8be5e
--- /dev/null
+++ b/src/ops/nnstyle.h
@@ -0,0 +1,53 @@
+/*************************************************************************
+ *
+ * HTCd - Copyright (C) 1998-2006 Henrik Rydberg
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef NNSTYLEH
+#define NNSTYLEH
+
+#include <mt/split.h>
+
+const charset cset_wsdot=cset_ws|'.';
+
+inline mstring nncase(const sref& b)
+{
+  static const mstring comma_tag(","),and_tag("and");
+  mstring acc,a,name;
+  sref next,first,rest=b;
+  while(Split(first,rest,cset_wsdot)) {
+    if(first==comma_tag||eqn(first,and_tag)) continue;
+    (name=first.left_first(comma_tag)).tosim();
+    name[0]=cset_ucase[name[0]];
+    next=First(rest);
+    if(first.back()==','||next.empty()||*next==','||eqn(next,and_tag)) {
+      a.insert(0,name);
+      if(acc.nempty()) { acc+=' '; acc+=and_tag; acc+=' '; }
+      acc+=a;
+      a.clear();
+    }
+    else { a+=' '; a+=name[0]; a+='.'; }
+  }
+  return acc;
+}
+
+inline int nncomp(const sref& L,const sref& R)
+{
+  return nncase(L).compare(nncase(R));
+}
+
+#endif