From a7b67cc82e8d0f5072d436f35ff4e1a0685208a7 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 13 Dec 2015 15:50:44 +0000
Subject: [PATCH] ytab.sed: work around

* tool/ytab.sed: work around for platforms where vairadic macro is
  not available.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53099 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 parse.y       |  1 +
 tool/ytab.sed | 10 ++++++++++
 2 files changed, 11 insertions(+)

diff --git a/parse.y b/parse.y
index 19e5bb8a76..4c418d36b2 100644
--- a/parse.y
+++ b/parse.y
@@ -48,6 +48,7 @@
 # define YYFPRINTF(f, fmt, ...) rb_parser_printf(parser, fmt, ##__VA_ARGS__)
 #else
 # define YYFPRINTF		rb_parser_printf
+# undef stderr
 # define stderr 		parser
 #endif
 #undef malloc
diff --git a/tool/ytab.sed b/tool/ytab.sed
index d8fb70016c..c1700edbc0 100755
--- a/tool/ytab.sed
+++ b/tool/ytab.sed
@@ -47,6 +47,16 @@ a\
   }
   x
 }
+/^yy_symbol_value_print/{
+  a\
+#define yy_symbol_value_print(output, type, value, parser) yy_symbol_value_print(0, type, value, parser)
+}
+/^yy_symbol_print/{
+  a\
+#define yy_symbol_print(output, type, value, parser) yy_symbol_print(0, type, value, parser)
+  a\
+#define yyoutput parser
+}
 s/^\([ 	]*\)\(yyerror[ 	]*([ 	]*parser,\)/\1parser_\2/
 s!^ *extern char \*getenv();!/* & */!
 s/^\(#.*\)".*\.tab\.c"/\1"parse.c"/