From b73b879e85e2664d6b259544e9e831e68a9b5e85 Mon Sep 17 00:00:00 2001
From: Simon Schubert <2@0x2c.org>
Date: Sat, 6 Jul 2013 21:00:05 +0200
Subject: [PATCH] aliases: log errors to syslog and abort

---
 aliases_parse.y | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/aliases_parse.y b/aliases_parse.y
index dd8b88a..a5a9e7b 100644
--- a/aliases_parse.y
+++ b/aliases_parse.y
@@ -2,6 +2,7 @@
 
 #include <err.h>
 #include <string.h>
+#include <syslog.h>
 #include "dma.h"
 
 extern int yylineno;
@@ -12,7 +13,12 @@ int yylex(void);
 static void
 yyerror(const char *msg)
 {
-	warnx("aliases line %d: %s", yylineno, msg);
+	/**
+	 * Because we do error '\n' below, we need to report the error
+	 * one line above of what yylineno points to.
+	 */
+	syslog(LOG_CRIT, "aliases line %d: %s", yylineno - 1, msg);
+	fprintf(stderr, "aliases line %d: %s\n", yylineno - 1, msg);
 }
 
 int
@@ -72,8 +78,7 @@ alias	: T_IDENT ':' dests '\n'
 		}
 	| error '\n'
 		{
-			yyerrok;
-			$$ = NULL;
+			YYABORT;
 		}
      	;
 
-- 
2.47.3