Problem with autoconf autodepend
Ken Brown
kbrown@cornell.edu
Mon Nov 23 15:30:00 GMT 2009
On 11/22/2009 10:39 PM, Dave Korn wrote:
> Ken Brown wrote:
>
>> I guess so. I wonder if there's a timing problem so that the deps
>> directory isn't being created before it needs to be used. But here's
>> something very strange: Angelo Graziosi, who is also playing with this,
>> told me that he *doesn't* get error if he does 'make -j4', but he gets
>> the same error I get with just plain 'make'. I would expect the
>> opposite if it were a timing problem.
>
> No, that (potentially) makes perfect sense to me. There's a bug in the
> makefile; it either has no or wrong dependency for the deps subdir, so it
> doesn't get created until later in the dependency order than it is first
> actually needed. If you run at -j4, some of the things later in the
> dependency order get to happen earlier, including perhaps creating the deps
> directory, but if you run it in serial dependency order at -j1 the deps dir
> isn't created in time before it's first used.
>
> Can't say for sure whether or not that is what's actually happening, but
> it's quite plausible.
Thanks for the explanations, Dave. I was confused.
There was indeed a missing dependency in the makefile, which they have
now fixed.
Ken
--
Problem reports: http://cygwin.com/problems.html
FAQ: http://cygwin.com/faq/
Documentation: http://cygwin.com/docs.html
Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
More information about the Cygwin
mailing list