for1.0 revision 199282 
1# $FreeBSD: head/tools/regression/bin/sh/parser/for1.0 199282 2009-11-14 22:08:32Z jilles $
2
3nl='
4'
5list=' a b c'
6for s1 in "$nl" " "; do
7	for s2 in "$nl" ";"; do
8		for s3 in "$nl" " "; do
9			r=''
10			eval "for i${s1}in ${list}${s2}do${s3}r=\"\$r \$i\"; done"
11			[ "$r" = "$list" ] || exit 1
12		done
13	done
14done
15set -- $list
16for s2 in "$nl" " " ";"; do # s2=";" is an extension to POSIX
17	for s3 in "$nl" " "; do
18		r=''
19		eval "for i${s2}do${s3}r=\"\$r \$i\"; done"
20		[ "$r" = "$list" ] || exit 1
21	done
22done
23for s1 in "$nl" " "; do
24	for s2 in "$nl" ";"; do
25		for s3 in "$nl" " "; do
26			eval "for i${s1}in${s2}do${s3}exit 1; done"
27		done
28	done
29done
30