| HOME=/usr/xyz |
| XPATH=/bin:/usr/bin:. |
| |
| ADDPATH=PATH=~/bin:$XPATH |
| |
| echo $ADDPATH |
| |
| unset ADDPATH |
| : ${ADDPATH:=~/bin:~/bin2:$XPATH} |
| echo $ADDPATH |
| |
| unset ADDPATH |
| : ${ADDPATH:=PATH=~/bin:~/bin2:$XPATH} |
| echo $ADDPATH |
| |
| cat << ! |
| ~/bin |
| ! |
| |
| echo "~" |
| |
| echo ${TPATH:-~} |
| echo "${TPATH:-~}" |
| echo "${TPATH:-"~"}" |
| |
| echo "${XPATH+~}" |
| |
| recho "\a" |
| recho "${TPATH:-\a}" |
| |
| SHELL=~/bash |
| echo $SHELL |
| |
| case $SHELL in |
| ~/bash) echo ok;; |
| *) echo bad;; |
| esac |
| |
| somevar= |
| echo "${somevar:-~}" |
| echo "${somevar:-"~"}" |
| |
| echo make -k FOO=~/mumble |
| |
| typeset FOO=~/mumble |
| echo "$FOO" |
| |
| h=HOME=~ |
| echo $h |
| |
| export h=HOME=~ |
| echo $h |
| |
| x=1234 |
| HOME='/usr/$x/abc' |
| |
| echo ~ |
| |
| # behavior differs here in posix mode |
| set -o posix |
| |
| eval echo $h |
| eval $h |
| echo $HOME |
| |
| set +o posix |
| |
| eval echo $h |
| eval $h |
| echo $HOME |