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a043cc4c68
* Make 'trap --' do the same as 'trap' instead of nothing. * Make '--' stop option processing (note that '-' action is not an option). Side effect: The error message for an unknown option is different.
19 lines
301 B
Text
19 lines
301 B
Text
# $FreeBSD$
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set -e
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trap - USR1
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initial=$(trap)
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trap -- -l USR1
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added=$(trap)
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[ -n "$added" ]
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trap - USR1
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second=$(trap)
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[ "$initial" = "$second" ]
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eval "$added"
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added2=$(trap)
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added3=$(trap --)
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[ "$added" = "$added2" ]
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[ "$added2" = "$added3" ]
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trap -- - USR1
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third=$(trap)
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[ "$initial" = "$third" ]
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