On Wed, Nov 15, 2006 at 10:46:51AM -0800, Russ Allbery wrote: > Bill Allombert <[EMAIL PROTECTED]> writes: > > > Hard-coding path is frowned upon theses days and there is no standard > > way to disable a shell built-in, so in practice we are actively > > prevented from using coreutils test and thus coreutils test features. So > > the question is not merely what should be the default. > > Who is arguing that you can't use /usr/bin/test when you explicitly need a > feature of coreutils test? The relevant Policy section says: > > Programs called from maintainer scripts should not normally have a > path prepended to them. Before installation is started, the package > management system checks to see if the programs ldconfig, > start-stop-daemon, install-info, and update-rc.d can be found via the > PATH environment variable. Those programs, and any other program that > one would expect to be on the PATH, should thus be invoked without an > absolute pathname. Maintainer scripts should also not reset the PATH, > though they might choose to modify it by prepending or appending > package-specific directories. These considerations really apply to all > shell scripts. > > That's a "should normally," not a must, and this sort of situation is > seems to me to be exactly why it says "should normally" instead of "must." > The reason for not prepending a path is that it's pointless and may create > problems later if the binary moves. The first is not true in this case, > and I don't think the second is strong enough by itself. > > In fact, if you squint the right way, that paragraph gives a sort of > blessing to using an absolute path in this situation, since coreutils test > is not quite "any other program that one would expect to be on the PATH" > simply because in this case the shell isn't going to *look* at the PATH.
Of course, any scripts that may be run before mounting /usr must not use /usr/bin/test... Regards: David -- /) David Weinehall <[EMAIL PROTECTED]> /) Rime on my window (\ // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ // Diamond-white roses of fire // \) http://www.acc.umu.se/~tao/ (/ Beautiful hoar-frost (/ -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
