From 38aa83560be3368b4e9784b3ef8f73144171ca45 Mon Sep 17 00:00:00 2001
From: Carl Worth <cworth@cworth.org>
Date: Mon, 10 May 2010 11:52:29 -0700
Subject: Make the lexer reentrant (to avoid "still reachable" memory).

This allows the final program to be 100% "valgrind clean", (freeing
all memory that it allocates). This will make it much easier to ensure
that any allocation that parser actions perform are also cleaned up.
---
 glcpp-parse.y | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'glcpp-parse.y')

diff --git a/glcpp-parse.y b/glcpp-parse.y
index 739b2935b3..9acd549b24 100644
--- a/glcpp-parse.y
+++ b/glcpp-parse.y
@@ -28,10 +28,13 @@
 #define YYSTYPE int
 
 void
-yyerror (const char *error);
+yyerror (const char *error, void *scanner);
 
 %}
 
+%parse-param {void *scanner}
+%lex-param {void *scanner}
+
 %token TOKEN
 
 %%
@@ -51,7 +54,7 @@ token:		TOKEN
 %%
 
 void
-yyerror (const char *error)
+yyerror (const char *error, void *scanner)
 {
 	fprintf (stderr, "Parse error: %s\n", error);
 }
-- 
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