Re: gzip 1.3.9 on IRIX 5.3 feedback

[Georg Schwarz]

Am 20.12.2006 um 17:37 schrieb Matthew Woehlke:
> Yes, that looks like the problem.
>
> Here is what I get on IRIX 6.5:
>
> $ echo foo | /sbin/grep -e 'fo\?'
> $ echo foo | grep -e 'fo\?'
> foo
> $ grep --version
> grep (GNU grep) 2.5.1

on IRIX 5.3 however:

lorenz 54% echo foo | /sbin/grep -e 'fo\?'
Illegal option -- e
Usage: grep -hblcnsvi pattern file ...



> ...so /sbin/grep (on my /newer/ IRIX) does not handle extended  
> regular expressions the same way GNU grep does. If my newer one  
> doesn't, chances are your older one doesn't either, which is  
> probably why configure doesn't like it ("checking for a grep that  
> handles ... *-e*").
>
> > Anyway, setting GREP=/sbin/grep works fine (probably the tests are  
> > skipped)
>
> Yes, you are probably telling it (incorrectly) that /sbin/grep is  
> OK. Don't do that. :-)
>
> (Honestly, if you are then able to build gzip I guess you are OK,  
> but you should probably get or build GNU grep.)

OK.
I'm still wondering how I can get away with a grep that does not  
support -e. It seems it is not needed at all to build gzip?


--
Georg Schwarz    http://home.pages.de/~schwarz/
address@hidden  +49 178 8545053