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To: zsh-workers@sunsite.dk
Subject: Re: Segfault in completion code 
In-reply-to: "Haakon Riiser"'s message of "Sun, 27 Jul 2003 03:42:10 +0200."
             <20030727014210.GA11368@s.chello.no> 
Date: Thu, 31 Jul 2003 21:33:17 +0100
From: Peter Stephenson <pws@pwstephenson.fsnet.co.uk>
Message-Id: <20030731203319.86ACF8548@pwstephenson.fsnet.co.uk>

Haakon Riiser wrote:
> Steps to reproduce:
> 
>   % unset IFS
>   % <try to perform any type of completion>
>   zsh: segmentation fault  zsh

This fixes a problem, is it the one you came across?

Index: Src/utils.c
===================================================================
RCS file: /cvsroot/zsh/zsh/Src/utils.c,v
retrieving revision 1.51
diff -u -r1.51 utils.c
--- Src/utils.c	13 May 2003 12:50:32 -0000	1.51
+++ Src/utils.c	31 Jul 2003 20:25:36 -0000
@@ -2054,10 +2054,12 @@
     if (!*s)
 	return heap ? "" : ztrdup("");
     if (!sep) {
-	sep = sepbuf;
-	sepbuf[0] = *ifs;
-	sepbuf[1] = *ifs == Meta ? ifs[1] ^ 32 : '\0';
-	sepbuf[2] = '\0';
+	p = sep = sepbuf;
+	if (ifs) {
+	    *p++ = *ifs;
+	    *p++ = *ifs == Meta ? ifs[1] ^ 32 : '\0';
+	}
+	*p = '\0';
     }
     sl = strlen(sep);
     for (t = s, l = 1 - sl; *t; l += strlen(*t) + sl, t++);

-- 
Peter Stephenson <pws@pwstephenson.fsnet.co.uk>
Work: pws@csr.com
Web: http://www.pwstephenson.fsnet.co.uk