From: Phil!Gregory <phil_g@pobox.com>
To: zsh-users@sunsite.dk
Subject: Re: Execute a Command in PS1 w/o Disturbing Previous Return Value?
Date: Sun, 15 Aug 2004 11:17:24 -0400 [thread overview]
Message-ID: <20040815151724.GB5366@mithrandir.aperiodic.net> (raw)
In-Reply-To: <0A5C860F-EE0C-11D8-83BE-000502631FBD@louisville.edu>
* Aaron Davies <agdavi01@louisville.edu> [2004-08-14 12:07 -0400]:
> I dunno, I can see where someone might want a prompt so complicated it
> needed internal error-handling based on return value of executed
> commands (cat foo || cat bar, etc.). Would "fixing" this prevent that?
Shouldn't. IIRC, the code for precmd is as simple as saving $? at the
beginning and then restoring it at the end.
(I ran into this problem a while ago and solved it by simply moving all
execution into precmd().)
--
...computer contrarian of the first order... / http://aperiodic.net/phil/
PGP: 026A27F2 print: D200 5BDB FC4B B24A 9248 9F7A 4322 2D22 026A 27F2
--- --
You can't wake a person who is pretending to be asleep.
-- Navajo Proverb
---- --- --
prev parent reply other threads:[~2004-08-15 15:20 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-13 3:35 Aaron Davies
2004-08-13 4:52 ` Philippe Troin
2004-08-13 17:32 ` Bart Schaefer
2004-08-14 16:07 ` Aaron Davies
2004-08-15 15:17 ` Phil!Gregory [this message]
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