[thirdparty/bash.git] / tests / ifs.tests

OIFS="$IFS"
IFS=":$IFS"
eval foo="a:b:c"
IFS="$OIFS"
echo $foo

OIFS=$IFS
IFS=":$IFS"
foo=$(echo a:b:c)
IFS=$OIFS

for i in $foo
do
	echo $i
done

OIFS=$IFS
IFS=":$IFS"
foo=`echo a:b:c`
IFS=$OIFS

for i in $foo
do
	echo $i
done

DEFIFS=$' \t\n'

# local copy of IFS that shadows global version
function f
{
	typeset IFS=:

	echo $1
}

function ff
{
	echo $1
}

f a:b:c:d:e
x=a:b:c:d:e
echo $x

IFS=: ff a:b:c:d:e
echo $x

# doesn't get word split
IFS=$DEFIFS
# variable assignment doesn't use new value for word splitting
IFS=: echo $x
# but does this time because of the eval
IFS=: eval echo \$x

# in posix mode, assignments preceding special builtins and functions are global
set -o posix
IFS=: export x
echo $x

IFS="$DEFIFS"
Commit	Line	Data
7117c2d2 JA	1	OIFS="$IFS"
	2	IFS=":$IFS"
	3	eval foo="a:b:c"
	4	IFS="$OIFS"
	5	echo $foo
	6
	7	OIFS=$IFS
	8	IFS=":$IFS"
	9	foo=$(echo a:b:c)
	10	IFS=$OIFS
	11
	12	for i in $foo
	13	do
	14	echo $i
	15	done
	16
	17	OIFS=$IFS
	18	IFS=":$IFS"
	19	foo=`echo a:b:c`
	20	IFS=$OIFS
	21
	22	for i in $foo
	23	do
	24	echo $i
	25	done
	26
	27	DEFIFS=$' \t\n'
	28
	29	# local copy of IFS that shadows global version
	30	function f
	31	{
	32	typeset IFS=:
	33
	34	echo $1
	35	}
	36
	37	function ff
	38	{
	39	echo $1
	40	}
	41
	42	f a:b:c:d:e
	43	x=a:b:c:d:e
	44	echo $x
	45
	46	IFS=: ff a:b:c:d:e
	47	echo $x
	48
	49	# doesn't get word split
	50	IFS=$DEFIFS
	51	# variable assignment doesn't use new value for word splitting
	52	IFS=: echo $x
	53	# but does this time because of the eval
	54	IFS=: eval echo \$x
	55
	56	# in posix mode, assignments preceding special builtins and functions are global
	57	set -o posix
	58	IFS=: export x
	59	echo $x
	60
	61	IFS="$DEFIFS"