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Re: very wierd commit from emacs (or ntemacs) problem


From: Stephen Leake
Subject: Re: very wierd commit from emacs (or ntemacs) problem
Date: 03 May 2001 15:22:48 -0400
User-agent: Gnus/5.0808 (Gnus v5.8.8) Emacs/20.6

"Eli Zaretskii" <address@hidden> writes:

> > From: Stephen Leake <address@hidden>
> > Date: 17 Apr 2001 15:46:25 -0400
> > 
> > Eli Zaretskii <address@hidden> writes:
> > 
> > > On Mon, 16 Apr 2001 address@hidden wrote:
> > > 
> > > > > I suspect that the problem is with quoting the log message that is
> > > > > passed to CVS.  Are you sure that Emacs invokes Bash as the shell?
> > > > > What is your SHELL variable set to?
> > > > 
> > > > Inside my .emacs, I set $SHELL to bash, i.e.:
> > > > (setenv "SHELL" "bash")  
> > > 
> > > That might not do what you want: setenv doesn't change Emacs's own
> > > environment, only the environment that is passed to subprocesses.
> > 
> > That is what you need in this case; the vc lisp is spawning a shell
> > under Emacs in which to run cvs.
> 
> No.  Calling setenv makes sure that whatever shell is run by vc.el, it
> (the shell) gets passed SHELL=bash.  But it does nothing to ensure
> that the shell run by vc.el is indeed Bash--this isn't decided by
> looking at the environment passed to subprocesses.  When Emacs decides
> what shell to invoke, it looks at its own environment, and setenv
> cannot reach that.

(I've been on travel for a while).
 
Yes, Eli is correct; I reacted too quickly. 

You'll have to look in vc.el to find what mechanism it uses to decide
what shell to run. In some emacs utilities, "/bin/sh" is hardcoded; in
others, a variable is used, with some default that is set by the
environment in effect when emacs boots.

-- 
-- Stephe




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