From 1cf78b42b2ebbb16b33e16f0bb3c1f1dc2b3b26f Mon Sep 17 00:00:00 2001
From: Kaz Kylheku <kaz@kylheku.com>
Date: Wed, 19 Aug 2015 07:48:33 -0700
Subject: Remove useless member from parser structure.

* parser.c (parser_common_init): Use local variable to capture
output of yylex_init, rather than yyscan structure member.

* parser.h (struct parser): Member yyscan removed.
---
 parser.c | 5 +++--
 parser.h | 1 -
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/parser.c b/parser.c
index 199b0a07..1490a3de 100644
--- a/parser.c
+++ b/parser.c
@@ -90,6 +90,7 @@ static struct cobj_ops parser_ops = {
 void parser_common_init(parser_t *p)
 {
   int i;
+  yyscan_t yyscan;
 
   p->parser = nil;
   p->lineno = 1;
@@ -98,8 +99,8 @@ void parser_common_init(parser_t *p)
   p->name = nil;
   p->prepared_msg = nil;
   p->syntax_tree = nil;
-  yylex_init(&p->yyscan);
-  p->scanner = convert(scanner_t *, p->yyscan);
+  yylex_init(&yyscan);
+  p->scanner = convert(scanner_t *, yyscan);
   yyset_extra(p, p->scanner);
   p->recent_tok.yy_char = 0;
   p->recent_tok.yy_lval.val = 0;
diff --git a/parser.h b/parser.h
index fe8e4413..3e45e32d 100644
--- a/parser.h
+++ b/parser.h
@@ -48,7 +48,6 @@ struct parser {
   val name;
   val prepared_msg;
   val syntax_tree;
-  yyscan_t yyscan;
   scanner_t *scanner;
   struct yy_token recent_tok;
   struct yy_token tok_pushback[4];
-- 
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