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Chet Ramey
67 lines
919 B
Plaintext
67 lines
919 B
Plaintext
# checks for array variables and positional parameter expansions losing quoted
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# null string expansions -- problem through bash-5.1
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set -- ''
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myvar[0]=
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a="${myvar[*]}"
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recho "$*"
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recho "${*}"
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recho "${a}"
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recho "${myvar[*]}"
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recho "${a:+nonnull}"
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recho "${myvar[*]:+nonnull}"
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a="${myvar[@]}"
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recho "$@"
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recho "${@}"
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recho "${a}"
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recho "${myvar[@]}"
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recho "${a:+nonnull}"
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recho "${myvar[@]:+nonnull}"
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# check to make sure literal CTLNULs are handled correctly
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set -- $'\x7f'
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recho "$@"
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recho "${@}"
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recho "${@:+nonnull}"
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recho "$*"
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recho "${*}"
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recho "${*:+nonnull}"
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shift $#
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# these should echo nothing
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recho "${@}"
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recho "${@:+nonnull}"
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unset -v a
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# make sure that other null expansions result in null strings where appropriate
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set -- ''
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a[0]=
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recho "$*"$x
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recho "${*}"$x
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recho "$@"$x
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recho "${@}"$x
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recho "${a[*]}"$x
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recho "${a[@]}"$x
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recho "$@"$x
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recho "${@}"$x
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recho "${a[*]}"
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recho "${a[@]}"
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