Re: How to warn about need to port changes to new configuration file?
On Fri, 18 Jun 2010, Philipp Kern wrote:
> As documented in its manpage, at least. It looks a tad misleading, though:
>
> | But in many cases the operation done by the program is not critical
> | for the package, and instead of using a pre-dependency we can call the program
> | only if we know that the required command is supported by the currently
> | installed dpkg:
> |
> | if dpkg-maintscript-helper supports <command>; then
> | dpkg-maintscript-helper <command> ...
> | fi
>
> That should still require a pre-depends on the dpkg version containing
> dpkg-maintscript-helper, unless the script itself is also only called
> conditionally.
No, if it doesn't exist, the if test simply fails (but you get an ugly
message that the script doesn't exist unless you redirect stderr to
/dev/null).
Cheers,
--
Raphaël Hertzog
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