Re: Broken pipe error

[Petr Janda <elekktretterr@xxxxxxxxxxxxxx>]

Hi Matt,
Thanks. The ppp(8) error was certainly reproducible after i reverted the 
patches applied. You can get the dump here.

http://220.233.111.100/system/manppp.dump.txt

Cheers,
Petr

Matthew Dillon wrote:
> :
> :Ok, guys. I moved the directories around as I said and ran 
> :./locate.updatedb and have got an error. However in this case its not 
> :zcat but sort. Here it is:
> :
> :elevator# ./locate.updatedb
> :sort: -: write error: Broken pipe
>
>     Well, this is odd.  There are a few places where a pipe can be broken
>     early, all in /usr/src/usr.bin/locate/locate/mklocatedb.sh:
>
> 	locate -d $filelist / | $bigram | $sort -nr | head -128 | ...
>
>     and
>
> 	$bigram < $filelist | $sort -nr |
> 	awk '{if (/^[   ]*[0-9]+[       ]+..$/) {printf("%s",$2)} else {exit 1}}' > $bigrams || exit 1
>
>     But we have the same issue that Simon brought up for the 'man' problem...
>     the broken pipe should terminate the sort with a signal instead of
>     reporting an error.
>
>     Petr, do me a favor and try this sequence.  I want to ktrace the 
>     'man' program bug you reported earlier.
>
>     * Remove the patches I had you apply earlier.  If you have updated
>       to the most recent HEAD then I committed one of them and you will
>       have to edit /usr/src/gnu/usr.bin/man/Makefile.inc to remove the
>       '-q' I added.
>
>     * Recompile as per before.
>
>     * su to root (otherwise ktrace won't be able to trace through the
>       suid man program).
>
>     * Make sure you can reproduce the problem with 'man ppp'.  Hopefully
>       you can.
>
>     * Then run:
>
> 	ktrace -t cns -i man ppp
>
>     * Then run 'kdump' and put the output file somewhere where we can
>       retrieve it.
>
> 					-Matt
> 					Matthew Dillon 
> 					<dillon@xxxxxxxxxxxxx>
>
>
>