100 lines
2 KiB
Text
100 lines
2 KiB
Text
# 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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shopt -s expand_aliases
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# from an austin-group report
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alias foo="echo 'Error:"
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foo bar'
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# from some FreeBSD sh tests
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v=1
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alias a='unalias -a
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v=2'
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eval a
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[ "$v" = 2 ] && echo ok 1
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v=1
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alias a='unalias a
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v=2'
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eval a
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[ "$v" = 2 ] && echo ok 2
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# make sure command doesn't ever reset anything even if it's made a keyword
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unalias -a
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alias command=command
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alias true='echo bad'
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eval 'command true'
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unalias -a
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alias alias0=command
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alias true='echo bad'
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eval 'alias0 true'
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# make sure null aliases are ok
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unalias -a
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alias nullalias=''
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alias foo='echo '
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foo nullalias text
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unalias foo
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# aliases shouldn't be expanded in quoted strings even when the previous word
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# is an alias whose expansion ends in a space
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alias foo="echo 'whoops: "
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foo nullalias'
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unalias -a
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# recursive alias definitions
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alias echo=echo
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eval echo foo
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alias echo='echo a'
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echo
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echo b
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eval echo b
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echo $(eval echo b)
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unalias -a
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# alias expansion when in a command position after redirections
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alias e=echo
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eval '</dev/null e ok 3'
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eval 'a=true e ok 4'
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alias comment=#
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comment
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alias long_comment='# for x in '
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long_comment text after
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# comment
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comment foo bar
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# alias ending in a tab
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alias foo="\
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echo \"bar\" \
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"
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foo
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alias foo=$'echo bad \t'
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foo
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# this should probably just echo a blank line to stdout
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alias foo='echo 0'
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foo>&2
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alias a='printf "<%s>\n" \'
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a|cat
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