From e367e2bca96f2c6164b3faaa063319b4fcbb190d Mon Sep 17 00:00:00 2001
From: Rainer Gerhards <rgerhards@adiscon.com>
Date: Wed, 23 Oct 2013 16:00:11 +0200
Subject: re-enable global vars, but as an undocumented & unsupported feature

This is done as we may be able to preserve the syntax.
---
 grammar/lexer.l | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/grammar/lexer.l b/grammar/lexer.l
index f1b29755..36c23c7d 100644
--- a/grammar/lexer.l
+++ b/grammar/lexer.l
@@ -129,7 +129,7 @@ int fileno(FILE *stream);
 <EXPR>0[0-7]+ |			/* octal number */
 <EXPR>0x[0-7a-f] |		/* hex number, following rule is dec; strtoll handles all! */
 <EXPR>([1-9][0-9]*|0)		{ yylval.n = strtoll(yytext, NULL, 0); return NUMBER; }
-<EXPR>\$[$!.]{0,1}[a-z][!a-z0-9\-_\.]*	{ yylval.s = strdup(yytext); return VAR; }
+<EXPR>\$[$!./]{0,1}[a-z][!a-z0-9\-_\.]*	{ yylval.s = strdup(yytext); return VAR; }
 <EXPR>\'([^'\\]|\\['"\\$bntr]|\\x[0-9a-f][0-9a-f]|\\[0-7][0-7][0-7])*\'	 {
 				   yytext[yyleng-1] = '\0';
 				   unescapeStr((uchar*)yytext+1, yyleng-2);
-- 
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