mirror of https://github.com/n-hys/bash.git
114 lines
2.0 KiB
Plaintext
114 lines
2.0 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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declare -n r
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declare -n r
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unset -n r
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r=foo
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declare -n r=/
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r=%
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declare -n r
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unset r
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declare -n r
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r=^
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declare -p r
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unset -n r
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declare -n foo
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declare -a foo
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declare -p foo
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foo[0]=7
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declare -p foo
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unset foo
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declare -n x
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declare x=42
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declare -p x
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declare -n -r RO=foo
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declare -p RO
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unset -n r; unset r
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# the details of this may change; currently we put namerefs and values into
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# the tempenv if the nameref value is an invalid variable name
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f() { echo $r; }
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declare -n r
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r=/ ${THIS_SH} < /dev/null
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r=/ f
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unset -f f
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# the details of this may change; this will tell me when they do
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declare -n foo ; declare -i foo=7*6 ; declare -p foo
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unset -n foo
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declare -n foo ; declare -i foo ; foo=7*6 ; declare -p foo
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# used to be buggy
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f()
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{
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unset var
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declare -n ref=var
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declare -n ref
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declare -p ref
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}
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f
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unset -f f
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f()
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{
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local var
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declare -n ref=var
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declare -n ref
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declare -p ref
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}
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f
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unset ref; unset -n ref
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unset var
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var=foo
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typeset -n ref=var[0]
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readonly ref
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typeset -p var
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var2=foo
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typeset -n ref2=var2
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readonly ref2
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typeset -p var2
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unset var
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unset -n ref ref2
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unset var; typeset -n ref=var
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ref[0]=foo
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typeset -p ref var
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unset -n ref
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unset var; typeset -n ref
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ref[0]=foo
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typeset -p ref
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unset -n ref
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ref=global
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f() { declare -n ref=var; ref[0]=foo1; }; f
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f() { declare -n ref=var; ref[0]=foo2; }; f
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declare -p ref var
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declare -p global
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