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From: Peter Stephenson <pws@csr.com>
To: Zsh users list <zsh-users@sunsite.dk>
Subject: Re: functions/Misc/checkmail doesn't work when MAILPATH is a directory
Date: Fri, 15 Sep 2006 19:07:56 +0100	[thread overview]
Message-ID: <20060915190756.832515e8.pws@csr.com> (raw)
In-Reply-To: <20060915174626.GA9429@localhost.localdomain>

"arno." <arno.@no-log.org> wrote:
> Hi,
> functions/Misc/checkmail is a function that is supposed to output a 
> message when new mail is detected (either with function arguments, or 
> else $MAILPATH, or else $MAIL, or else /var/spool/mail/$LOGNAME
> 
> I use MAILPATH=~/Mail and have many files (mbox) in that directory.
> 
> That function doesn't work. That is because 
> 
> if [[ -d "$file" ]] then
>     file=( "$file"/**/*(.ND) )
>     if (($#file)) then
>         checkmail "${^file}\?$message"
>     fi
> fi
> 
> checkmail will be called with an array that contains all the files in 
> MAILPATH
> but 
> 
> for file in "${@:-${mailpath[@]:-${MAIL:-/var/spool/mail/$LOGNAME}}}"
> 
> will give a scalar.

Not if $@ or $mailpath is an array to begin with.  I think the problem is
that in your case $@ wasn't, because of the other bug:

> checkmail "${^file}\?$message"
> 
> if message is "Hello", this gives
> 
> checkmail file1 file2 file3?Hello

This was passing a single argument because of the double quotes.  So I
think fixing this should be enough.

> +setopt noshwordsplit

That's a good thing to do, but probably it's safer to sanitize all the
options...  does the following patch work?

Index: Functions/Misc/checkmail
===================================================================
RCS file: /cvsroot/zsh/zsh/Functions/Misc/checkmail,v
retrieving revision 1.4
diff -u -r1.4 checkmail
--- Functions/Misc/checkmail	29 May 2001 17:54:39 -0000	1.4
+++ Functions/Misc/checkmail	15 Sep 2006 18:06:18 -0000
@@ -9,6 +9,7 @@
 # This function requires zsh-3.0.1 or newer.
 #
 
+emulate -L zsh
 local file message
 
 for file in "${@:-${mailpath[@]:-${MAIL:-/var/spool/mail/$LOGNAME}}}"
@@ -18,7 +19,7 @@
 	if [[ -d "$file" ]] then
 		file=( "$file"/**/*(.ND) )
 		if (($#file)) then
-			checkmail "${^file}\?$message"
+			checkmail ${^file}\?$message
 		fi
 	elif test -s "$file" -a -N "$file"; then  # this also sets $_ to $file
 		print -r -- "${(e)message:-You have new mail.}"


-- 
Peter Stephenson <pws@csr.com>                  Software Engineer
CSR PLC, Churchill House, Cambridge Business Park, Cowley Road
Cambridge, CB4 0WZ, UK                          Tel: +44 (0)1223 692070


To access the latest news from CSR copy this link into a web browser:  http://www.csr.com/email_sig.php


       reply	other threads:[~2006-09-15 18:08 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20060915174626.GA9429@localhost.localdomain>
2006-09-15 18:07 ` Peter Stephenson [this message]
2006-09-15 18:18   ` arno.

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