From fdbdb7193427633c6ac8574f5416058b3b70e305 Mon Sep 17 00:00:00 2001
From: maximilian attems <maks@debian.org>
Date: Wed, 11 Apr 2007 00:16:23 +0200
Subject: scripts/functions: fix cicular dep panic due to non-working prereqs

check prereqs with the same set of checks for valid boot scripts
---
 scripts/functions | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

(limited to 'scripts/functions')

diff --git a/scripts/functions b/scripts/functions
index 183b9f2..00fcf3d 100644
--- a/scripts/functions
+++ b/scripts/functions
@@ -108,7 +108,18 @@ reduce_satisfied()
 	deplist="$(render array_${1})"
 	unset tmpdeplist
 	for rs_y in ${deplist}; do
-		if [ ! -f ${initdir}/${rs_y} ]; then
+		# only allow variable name chars
+		case ${rs_y} in
+		*[!A-Za-z0-9_]*)
+			continue
+			;;
+		esac
+		# skip non executable scripts
+		if [ ! -x ${initdir}/${rs_y} ]; then
+			continue
+		fi
+		# skip directories
+		if [ -d ${initdir}/${rs_y} ]; then
 			continue
 		fi
 		tmpdeplist="${tmpdeplist} ${rs_y}"
-- 
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