From: hzoli@cs.elte.hu (Zoltan Hidvegi)
To: zsh-workers@math.gatech.edu (zsh-workers)
Subject: Re: Bugfix: zsh crashes if invoked with unset PATH
Date: Fri, 7 Jul 1995 17:22:00 +0100 (MET DST) [thread overview]
Message-ID: <9507071522.AA15820@turan.elte.hu> (raw)
In-Reply-To: <9507050940.AA05399@turan.elte.hu> from "Zoltan Hidvegi" at Jul 5, 95 11:40:23 am
I posted this a few days ago:
>
> If PATH is not set in the environment, zsh dumps core the first time it
> attempts to execute an external command without an absolute path. That is
> because in init.c newcmdnamtable() is called before the path is initialised.
>
> % unset PATH ; ./zsh -fc 'ls'
> zsh: 5275 segmentation fault (core dumped) ./zsh -fc 'ls'
>
> Because of this bug one of my boot scripts faild (that's almost the only place
> where PATH is unset).
>
> Here is the patch to fix that. It applies with fuzz 2 to the baseline zsh as I
> added /usr/local/bin to the default path in my release.
Unfortunately, I forgot to include the patch to fix that. It's funny that
noone complained.
Here it is now.
Bye,
Zoltan
rcsdiff -qc -kk -r1.7 -r1.8 Src/init.c
*** Src/init.c
--- Src/init.c 1995/07/05 11:39:28
***************
*** 452,458 ****
newreswdtable(); /* create hash table for reserved words */
newaliastable(); /* create hash table for aliases */
- newcmdnamtable(); /* create hash table for commands */
newcompctltable(); /* create hash table for compctls */
initxbindtab(); /* initialize key bindings */
--- 452,457 ----
***************
*** 542,548 ****
path[3] = ztrdup("/usr/local/bin");
path[4] = NULL;
! inittyptab(); /* initialize the ztypes table */
initlextabs();
/* We cache the uid so we know when to *
--- 541,548 ----
path[3] = ztrdup("/usr/local/bin");
path[4] = NULL;
! newcmdnamtable(); /* create hash table for commands */
! inittyptab(); /* initialize the ztypes table */
initlextabs();
/* We cache the uid so we know when to *
prev parent reply other threads:[~1995-07-07 15:34 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
1995-07-05 10:40 Zoltan Hidvegi
1995-07-07 16:22 ` Zoltan Hidvegi [this message]
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