Date: Wed, 28 Jul 2010 15:31:44 -0430 (VET) From: Andres Perera <andres.perera@zoho.com> To: FreeBSD-gnats-submit@FreeBSD.org Subject: docs/149047: tcsh(1) bears no mention of brace expansion in case labels Message-ID: <201007282001.o6SK1ieZ031280@pote.example.com> Resent-Message-ID: <201007282030.o6SKU9rH030297@freefall.freebsd.org>
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>Number: 149047 >Category: docs >Synopsis: tcsh(1) bears no mention of brace expansion in case labels >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-doc >State: open >Quarter: >Keywords: >Date-Required: >Class: doc-bug >Submitter-Id: current-users >Arrival-Date: Wed Jul 28 20:30:09 UTC 2010 >Closed-Date: >Last-Modified: >Originator: Andres Perera >Release: FreeBSD 8.0-RELEASE-p4 i386 >Organization: >Environment: System: FreeBSD pote.example.com 8.0-RELEASE-p4 FreeBSD 8.0-RELEASE-p4 #0: Mon Jul 12 20:22:27 UTC 2010 root@i386-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC i386 >Description: The man page explains that variable expansion and filename substitution characters are allowed within `case:' labels in `switch' clauses, but does not mention brace expansion. As a result, many tcsh scripts show awkward statements such as: case foo: case bar: breaksw; instead of a more idiomatic approach: case {foo,bar}: breaksw; >How-To-Repeat: >Fix: --- /usr/src/contrib/tcsh/tcsh.man 2009-07-11 01:05:08.000000000 -0430 +++ tcsh.man 2010-07-24 20:36:59.000000000 -0430 @@ -3324,7 +3324,7 @@ .B endsw Each case label is successively matched, against the specified \fIstring\fR which is first command and filename expanded. -The file metacharacters `*', `?' and `[...]' may be used +The file metacharacters `*', `?', `{...}' and `[...]' may be used in the case labels, which are variable expanded. If none of the labels match before a `default' label is found, then the execution begins after the default label. Each case >Release-Note: >Audit-Trail: >Unformatted:
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