From mboxrd@z Thu Jan  1 00:00:00 1970
To: 9fans@cse.psu.edu
From: "peter a. cejchan" <pac@cejchan.gli.cas.cz>
Message-ID: <71652467.0204240138.6ebf39ec@posting.google.com>
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References: <20020424081211.A211@next.gli.cas.cz>
Subject: Re: [9fans] What is this?
Date: Wed, 24 Apr 2002 09:45:37 +0000
Topicbox-Message-UUID: 7a1f6ea2-eaca-11e9-9e20-41e7f4b1d025

pac@cejchan.gli.cas.cz (Peter A. Cejchan) wrote in message news:<20020424081211.A211@next.gli.cas.cz>...
> #########################
>
> term% file ./pstotext
> ./pstotext: 386 plan 9 executable
>
> term% grep denied *.[ch]
>
> term% grep 'Permission denied' *
>
> [the following is piggy, but worked :-) ... ]
> pstotext: [snip] ... blah blah blah ...Directory not emptyNottyNxioPermission deniedBroken pipeRead-only file system ... blah blah blah ...[snip]
>
> [...thus pointing me at sys libs]
> term% rgrep 'Permission denied' '*.c' /sys/src/ape
> /sys/src/ape/cmd/pdksh/missing.c:		return "Permission denied";
> /sys/src/ape/lib/ap/stdio/strerror.c:	"Permission denied",
>
> term% rgrep 'Permission denied' '*.h' /sys/src/ape
>
> term%
> [rgrep is "recursive grep" script]
>  R
> term% rgrep   'EPERM' '*.h' /sys/include
> /sys/include/ape/errno.h:#define EPERM	30
>
> term%
> [thus, it is probably #define EPERM	30 from /sys/include/ape/errno.h    ... however, errno.h is included so many times from allmost everywhere, that I am (hopefully temporarily) lost :-(((   ... I'm digging. ]
>
> #########################
>  C gurus: Any hints, please?  A more comprehensive description of errno 30 than "Permission denied" is welcome...
> #########################
> .
> TIA,
> cheers,
> ++pac.
>
> --WOW! WOW! WOW!_WOW!_WOW!_WOW!_WOW!_WOW!_WOW!_WOW!_
YUP !!! Problem solved: it was traced down to an illegal char in
pathname (,). Uffff. (++pac grows ;-)).

Now pstotext (a more powerful alternative to ps2ascii) runs on Plan 9
R3. Just wanted to tell it somebody. How do YOU grep ps/pdf documents?

Thanks to all, friends!

++pac.