Re: Unexpected soft update inconsistency

[walt <wa1ter@xxxxxxxxxxxxx>]

joerg@xxxxxxxxxxxxxxxxx wrote:
> On Sun, Jun 11, 2006 at 04:11:58PM -0700, Matthew Dillon wrote:
>> :
>> :On Sun, Jun 11, 2006 at 02:03:32PM -0700, Matthew Dillon wrote:
>> :>     Well, looking at the 'gmake' source, there are a couple of places
>> :>     where it can generate 'write error', primarily when it is closing
>> :>     stdout.
>> :
>> :That's exactly were it is bailing out. The problem comes from earlier
>> :write failures when a program set non-blocking operation on the stdout
>> :descriptor. I have an initial patch for that, but Rumko reported
>> :segfaults from it, which I haven't had time to investigate yet.
>> :
>> :Joerg
>>
>>     Non-blocking?  Why would the stdout descriptor be set to non-blocking?
>>     Is gmake doing that or is it the program fork/exec'ing gmake ?
> 
> libc_r is doing that. E.g. gmake calls a threaded program, the program
> sets non-blocking mode and gmake tries to write something to stdout when
> it is blocking. This results in the error bit getting set and the error
> 2 to occur during cleanup.

Matt and Joerg:

I finally captured an error and I uploaded it to:
leaf.dragonflybsd.org/~wa1ter/err.txt.bz2

It appears to my ignorant eye that the operating system is
denying the existence of directories which really do exist.

If I'm misinterpreting the error messages please correct me!
I need to become a more competent debugger.