28 lines
586 B
Plaintext
Executable File
28 lines
586 B
Plaintext
Executable File
# first try some invalid patterns (do in subshell due to parsing error)
|
|
# (set argv0 to "SHELL" to avoid "/path/to/shell: blah" in error messages)
|
|
"$THIS_SH" -c 'echo ${:-}' SHELL
|
|
|
|
# now some funky ones
|
|
echo _${#-} _${#:-}
|
|
|
|
# now some valid ones
|
|
set --
|
|
echo _$1 _${1-} _${1:-} _${1-word} _${1:-word}
|
|
|
|
set -- aaaa
|
|
echo _$1 _${1-} _${1:-} _${1-word} _${1:-word}
|
|
|
|
unset f
|
|
echo _$f _${f-} _${f:-} _${f-word} _${f:-word}
|
|
|
|
f=
|
|
echo _$f _${f-} _${f:-} _${f-word} _${f:-word}
|
|
|
|
f=fff
|
|
echo _$f _${f-} _${f:-} _${f-word} _${f:-word}
|
|
|
|
set --
|
|
set -- "${1-}"; echo 1:$#
|
|
set --
|
|
set -- ${1-}; echo 0:$#
|