41 lines
713 B
Text
41 lines
713 B
Text
|
shopt -s expand_aliases
|
||
|
|
|
||
|
|
: ${TMPDIR:=/var/tmp}
|
||
|
|
|
||
|
|
echo '((echo abc; echo def;); echo ghi)' > $TMPDIR/x28-$$
|
||
|
|
. $TMPDIR/x28-$$
|
||
|
|
rm -f $TMPDIR/x28-$$
|
||
|
|
|
||
|
|
echo after
|
||
|
|
|
||
|
|
TMPFILE=$TMPDIR/x29-$$
|
||
|
|
|
||
|
|
echo "#! ${THIS_SH}" >$TMPFILE
|
||
|
|
cat >> $TMPFILE << \EOF
|
||
|
|
|
||
|
|
(echo -n "$1 "; echo subshell)
|
||
|
|
EOF
|
||
|
|
chmod 755 $TMPFILE
|
||
|
|
|
||
|
|
alias foo1='$TMPFILE one.1; source $TMPFILE two.1; source $TMPFILE three.1; $TMPFILE four.1'
|
||
|
|
alias foo2='$TMPFILE one.2;
|
||
|
|
source $TMPFILE two.2;
|
||
|
|
source $TMPFILE three.2;
|
||
|
|
$TMPFILE four.2;
|
||
|
|
'
|
||
|
|
|
||
|
|
foo1
|
||
|
|
foo2
|
||
|
|
|
||
|
|
echo x29 - done
|
||
|
|
rm -f $TMPFILE
|
||
|
|
|
||
|
|
# this is also treated similarly to an alias expansion internally
|
||
|
|
((echo abc; echo def;); echo ghi)
|
||
|
|
|
||
|
|
if (((4+4) + (4 + 7))); then
|
||
|
|
echo ok
|
||
|
|
fi
|
||
|
|
|
||
|
|
(()) # make sure the null expression works OK
|