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Re: FreeBSD, autom4te and locking on NFS

From: Ralf Wildenhues
Subject: Re: FreeBSD, autom4te and locking on NFS
Date: Thu, 27 Apr 2006 19:03:40 +0200
User-agent: Mutt/1.5.11

Hi Paul,

* Paul Eggert wrote on Thu, Apr 27, 2006 at 06:57:33PM CEST:
> Ralf Wildenhues <address@hidden> writes:
> > Invocation of autom4te fails currently on FreeBSD with NFS-mounted
> > directories:
> > | ../build-alpha-unknown-freebsd6.0/tests/autoconf
> > | autom4te: cannot lock autom4te.cache/requests with mode 2 (perhaps you 
> > are running make -j on a lame NFS client?): Operation not supported
> Is that FreeBSD build actually using make -j?

No.  You can grab similar output from the Autoconf testsuite.
(The line above was just me rerunning `autoconf' inside the Autoconf
source tree.)

> I've lost some context here.  Could someone please remind me why all
> that locking stuff is in XFile.pm?  After all, the last line of BUGS
> says, "Parallel builds via `make -jN' do not work."  So why does
> XFile.pm worry whether "make -j" works?

I do not know the answer to any of this at the moment, sorry.
(But isn't all that stuff used as well when autoconf is rerun in
third-party sources by Automake's rebuilding rules?)


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