mirror of https://github.com/n-hys/bash.git
113 lines
1.7 KiB
Plaintext
113 lines
1.7 KiB
Plaintext
# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# tests for quoted and unquoted, split and unsplit expansions of $@ and $*
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# Posix interpretation 221 speaks to this issue
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set -- a b
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IFS=
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x=abc
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printf "<%s>\n" ${x#$*}
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a="a bc"
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echo ${a#$*}
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unset x a
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a=$@
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echo "$a"
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a=$*
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echo "$a"
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printf '<%s>' $@ ; echo
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IFS='
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'
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a=$@
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echo "$a"
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a=$*
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echo "$a"
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unset a
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unset IFS
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set a b "c d"
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printf '<%s>' $* ; echo
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printf '<%s>' ${q-$*} ; echo
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IFS=
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set a b "c d"
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printf '<%s>' $* ; echo
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printf '<%s>' ${q-$*} ; echo
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IFS=:
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set a b
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printf '<%s>' ${foo=$*} ; echo
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printf '<%s>' "${foo}" ; echo
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unset foo
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IFS='
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'
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printf '<%s>' ${foo=$@} ; echo
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printf '<%s>' "$foo" ; echo
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IFS=?
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set a c
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foo=abcd
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echo ${foo#"$*"}
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echo "${foo#$*}"
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echo "${foo#'a?c'}"
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echo "${foo#a?c}"
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IFS=?
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set a c
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str=a$'\001'c
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pat=a$'\001'
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echo "${str#$pat}"
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set a b
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IFS=:
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a=$@
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recho "$a"
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recho ${foo=$*}
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recho "$foo"
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unset foo
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IFS='
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'
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recho ${foo=$@}
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recho "$foo"
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shift $#
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unset foo x
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set -- a b
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x=abc
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IFS=
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printf "<%s>\n" ${x#$*}
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printf "<%s>\n" "${x#$*}"
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x=abcd
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set a c
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IFS='?'
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printf "<%s>\n" ${x#$*}
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printf "<%s>\n" "${x#$*}"
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