[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] Re: "portable" sh is not...
On Tuesday 23 October 2007 14:34:39 John Levon wrote: > On Tue, Oct 23, 2007 at 02:27:07PM +0200, Christoph Egger wrote: > > On Tuesday 23 October 2007 14:20:14 John Levon wrote: > > > On Tue, Oct 23, 2007 at 02:14:38PM +0200, Christoph Egger wrote: > > > > > http://xenbits.xensource.com/staging/xen-unstable.hg?rev/08295dc131 > > > > >66 > > > > > > > > > > broke our build. The script is not portable as claimed (e.g. > > > > > traditional Bourne shell has no $( ... ) construct). > > > > > > > > The only one bash-specific thing I could find was the [:alpha:] > > > > notion. This changeset makes it work on BSD's /bin/sh. > > > > Looks like BSD's /bin/sh is not that traditional... :) > > > > Looking through get-fields.sh, it seems the $( ... ) constructs can be > > replaced with backticks. This should make Solaris' /bin/sh happy. > > vim is highlighting stuff like > > type=${token#COMPAT_HANDLE?} > type=${type%?} > type=${type#compat_} > > as bad, Does that imply in your case, Solaris' /bin/sh does not support these constructs? > but I don't know what those constructs do. snippet form "man sh": ${name#pattern} ${name##pattern} If pattern matches the beginning of the value of parameter name, the matched text is deleted from the result of substitution. A single `#' results in the shortest match, and two of them result in the longest match. ${name%pattern} ${name%%pattern} Like ${..#..} substitution, but it deletes from the end of the value. Christoph -- AMD Saxony, Dresden, Germany Operating System Research Center Legal Information: AMD Saxony Limited Liability Company & Co. KG Sitz (Geschäftsanschrift): Wilschdorfer Landstr. 101, 01109 Dresden, Deutschland Registergericht Dresden: HRA 4896 vertretungsberechtigter Komplementär: AMD Saxony LLC (Sitz Wilmington, Delaware, USA) Geschäftsführer der AMD Saxony LLC: Dr. Hans-R. Deppe, Thomas McCoy _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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