67 lines
1.1 KiB
Text
67 lines
1.1 KiB
Text
#
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# a nonsense script and shell function to test out the command printing code
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#
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tf()
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{
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# simple command with redir
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echo this is ${0##*/} > /dev/null
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# pipeline
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echo a | cat - > /dev/null
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test -f ${0##*/} && echo ${0##*/} is a regular file
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test -d ${0##*/} || echo ${0##*/} is not a directory
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echo a ; echo b ; echo c
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echo background >/dev/null &
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( exit 1 )
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echo $?
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{ echo a ; }
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i=0
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while (( i < 3 )); do
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test -r /dev/fd/$i
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i=$(( i + 1 ))
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done
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[[ -r /dev/fd/0 && -w /dev/fd/1 ]] || echo oops > /dev/null
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for name in $( echo 1 2 3 ); do
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test -r /dev/fd/$name
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done
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if [[ -r /dev/fd/0 && -w /dev/fd/1 ]] ; then
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echo ok > /dev/null
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elif (( 7 > 40 )) ; then
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echo oops
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else
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echo done
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fi > /dev/null
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case $PATH in
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*$PWD*) echo \$PWD in \$PATH ;;
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*) echo \$PWD not in \$PATH ;;
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esac > /dev/null
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while false; do echo z; done > /dev/null
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until true; do echo z ; done > /dev/null
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echo \&\|'()' \{ echo abcde \; \}
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# when not in POSIX mode, we can have weirdly-named functions
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eval fu\%nc'()' \{ echo abcde \; \}
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type fu\%nc
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}
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tf2()
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{
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( { time -p echo a | cat - > /dev/null ; } ) 2>&1
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}
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type tf
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type tf2
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tf
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