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| author | Jari Aalto <jari.aalto@cante.net> | 1998-04-17 19:52:44 +0000 |
|---|---|---|
| committer | Jari Aalto <jari.aalto@cante.net> | 2009-09-12 16:46:51 +0000 |
| commit | cce855bc5b117cb7ae70064131120687bc69fac0 (patch) | |
| tree | 39c7a4ec8f6d22ef03df74f2684e6a04fef10399 /tests/dollar-at-star | |
| parent | e8ce775db824de329b81293b4e5d8fbd65624528 (diff) | |
| download | android_external_bash-cce855bc5b117cb7ae70064131120687bc69fac0.tar.gz android_external_bash-cce855bc5b117cb7ae70064131120687bc69fac0.tar.bz2 android_external_bash-cce855bc5b117cb7ae70064131120687bc69fac0.zip | |
Imported from ../bash-2.02.tar.gz.
Diffstat (limited to 'tests/dollar-at-star')
| -rwxr-xr-x | tests/dollar-at-star | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/tests/dollar-at-star b/tests/dollar-at-star new file mode 100755 index 0000000..307bf31 --- /dev/null +++ b/tests/dollar-at-star @@ -0,0 +1,119 @@ +# first, let's start with the basics + +recho "$@" +recho "$*" + +recho $@ +recho $* + +set a b + +recho "$*" + +# If IFS is null, the parameters are joined without separators +IFS='' +recho "$*" + +# If IFS is unset, the parameters are separated by spaces +unset IFS +recho "${*}" + +recho "$@" +recho $@ + +IFS='/' +set bob 'tom dick harry' joe +set $* +recho $# +recho $1 +recho $2 +recho $3 + +set bob 'tom dick harry' joe +set ${*} +recho $# +recho $1 +recho $2 +recho $3 + +set bob 'tom dick harry' joe +set $@ +recho $# +recho $1 +recho $2 +recho $3 + +set bob 'tom dick harry' joe +set ${@} +recho $# +recho $1 +recho $2 +recho $3 + +# according to POSIX.2, unquoted $* should expand to multiple words if +# $IFS is null, just like unquoted $@ +IFS='' +set bob 'tom dick harry' joe +set $* +recho $# +recho $1 +recho $2 +recho $3 + +set bob 'tom dick harry' joe +set $@ +recho $# +recho $1 +recho $2 +recho $3 + +# if IFS is unset, the individual positional parameters are split on +# " \t\n" if $* or $@ are unquoted +unset IFS +set bob 'tom dick harry' joe +set $* +recho $# +recho $1 +recho $2 +recho $3 + +set bob 'tom dick harry' joe +set $@ +recho $# +recho $1 +recho $2 +recho $3 + +# but not for "$@" or "$*" +set bob 'tom dick harry' joe +set "$*" +recho $# +recho $1 +recho $2 +recho $3 + +set bob 'tom dick harry' joe +set "$@" +recho $# +recho $1 +recho $2 +recho $3 + +# POSIX.2 says these should both expand the positional parameters +# to multiple words +set a b c d e +IFS="" +recho $@ +recho "$@" + +# this example is straight from the POSIX.2 rationale +set foo bar bam + +recho "$@" +recho "$*" + +unset IFS + +recho "$@" +recho $@ +recho "$*" |