86 lines
1.6 KiB
Text
86 lines
1.6 KiB
Text
# new framework for parameter transformations, post bash-4.3
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printf "<%s>" "${x@Q}" ; echo
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printf "<%s>" "${x@E}" ; echo
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printf "<%s>" "${x@P}" ; echo
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printf "<%s>" "${x@A}" ; echo
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x="ab 'cd' ef"
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printf "<%s> " "${x@Q}" ; echo
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printf "<%s>" "${x@C}"
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# if unquoted, normal word splitting happens
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set -- ab 'cd ef' '' gh
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printf "<%s> " "${@@Q}" ; echo
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printf "<%s> " "${*@Q}" ; echo
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printf "<%s> " ${@@Q} ; echo
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printf "<%s> " ${*@Q} ; echo
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y[0]=4
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y[1]='ab cd'
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printf "<%s> " "${y[1]@Q}" ; echo
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printf "<%s> " "${y[@]@Q}" ; echo # mksh doesn't like @ or * or arrays subscripted with them
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printf "<%s> " "${z@Q}" ; echo # empty string?
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recho ${z@Q} # this disappears
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#
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HOST=host
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SHELL_LEVEL=2
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NPS1='\[\]${HOST}($SHELL_LEVEL)[\v]\$ '
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recho "${NPS1@P}"
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#
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D=' \t\n'
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printf "<%s>" "${D@E}" ; echo
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printf "<%s>" "${D@Q}" ; echo
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E=$' \t\n'
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printf "<%s>" "${E@E}" ; echo
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printf "<%s>" "${E@Q}" ; echo
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declare x
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declare -r x="ab 'cd' ef"
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printf "%s" "${x@A}" ; echo
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set -- ab 'cd ef' '' gh
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printf "%s " "${@@A}" ; echo
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A=( "$@" )
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printf "%s " "${A[@]@A}" ; echo
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B=()
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printf "%s " "${B[@]@A}" ; echo
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unset A
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declare -A A
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A=( [one]=1 [two]='b c' [three]='' [four]=de )
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printf "%s " "${A[@]@A}" ; echo
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unset X
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declare X
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declare -r X="ab 'cd' ef"
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printf "%s" "${X@a}" ; echo
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set -- 1 2 3 4
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unset A
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A=( "$@" )
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printf "%s " "${A@a}" ; echo
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unset A
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declare -A A
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A=( [one]=1 [two]='b c' [three]='' [four]=de )
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printf "%s " "${A@a}" ; echo
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declare -ir Y=0
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printf "%s" "${Y@a}" ; echo
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# make sure we still handle ${#@} and ${@} as posix requires
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set -- a b c d e
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echo ${@}
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echo ${#@}
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echo a${#@}b
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