varenv1.sub

来自「android-w.song.android.widget」· SUB 代码 · 共 29 行

# test out the export behavior of variable assignments preceding `eval', `.'
# and shell functions

func()
{
	printenv var
}

export var=10
echo expect 20
var=20 eval printenv var

: ${TMPDIR:=/tmp}
TMPFILE=$TMPDIR/evalsub.$$

rm -f $TMPFILE
echo 'printenv var' > $TMPFILE

echo expect 30
var=30 . $TMPFILE

rm -f $TMPFILE

echo expect 40
var=40 func

echo expect 50
var=50 command printenv var