From e126581f4d391cc25cf3db55acff717aee39c85c Mon Sep 17 00:00:00 2001
From: "H. Peter Anvin" <hpa@zytor.com>
Date: Sun, 19 Oct 2008 22:14:30 -0700
Subject: preproc: error on unterminated %[...]

Make unterminated %[...] constructs an error.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
---
 preproc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/preproc.c b/preproc.c
index 0b7ec1c8..253244ca 100644
--- a/preproc.c
+++ b/preproc.c
@@ -831,6 +831,8 @@ static Token *tokenize(char *line)
 		p--;
 		if (*p)
 		    *p++ = '\0';
+		if (lvl)
+		    error(ERR_NONFATAL, "unterminated %[ construct");
 		type = TOK_INDIRECT;
 	    } else if (*p == '?') {
 		type = TOK_PREPROC_Q; /* %? */
-- 
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