1 files changed, 110 insertions, 0 deletions
diff --git a/usr.sbin/ndiscvt/inf-parse.y b/usr.sbin/ndiscvt/inf-parse.y
new file mode 100644
index 0000000..2a8876d
--- /dev/null
+++ b/usr.sbin/ndiscvt/inf-parse.y
@@ -0,0 +1,110 @@
+%{
+/*
+ * Copyright (c) 2003
+ *	Bill Paul <wpaul@windriver.com>.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by Bill Paul.
+ * 4. Neither the name of the author nor the names of any co-contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/queue.h>
+
+#include "inf.h"
+
+extern int yylex (void);
+extern void yyerror(const char *);
+%}
+
+%token	EQUALS COMMA EOL
+%token	<str> SECTION
+%token	<str> STRING
+%token	<str> WORD
+
+%union {
+	char *str;
+}
+
+%%
+
+inf_file
+	: inf_list
+	|
+	;
+
+inf_list
+	: inf
+	| inf_list inf
+	;
+
+inf
+	: SECTION EOL
+		{ section_add($1); }
+	| WORD EQUALS assign EOL
+		{ assign_add($1); }
+	| WORD COMMA regkey EOL
+		{ regkey_add($1); }
+	| WORD EOL
+		{ define_add($1); }
+	| EOL
+	;
+
+assign
+	: WORD
+		{ push_word($1); }
+	| STRING
+		{ push_word($1); }
+	| WORD COMMA assign
+		{ push_word($1); }
+	| STRING COMMA assign
+		{ push_word($1); }
+	| COMMA assign
+		{ push_word(NULL); }
+	| COMMA
+		{ push_word(NULL); }
+	|
+	;
+
+regkey
+	: WORD
+		{ push_word($1); }
+	| STRING
+		{ push_word($1); }
+	| WORD COMMA regkey
+		{ push_word($1); }
+	| STRING COMMA regkey
+		{ push_word($1); }
+	| COMMA regkey
+		{ push_word(NULL); }
+	| COMMA
+		{ push_word(NULL); }
+	;
+%%