Re: vc.el and CSSC

[Ulrich Mueller]

>>>>> On Sat, 19 Apr 2008, Stefan Monnier wrote:

> Since this is a problem specific to SCCS (or CSSC), I think we
> should try and fix it in vc-sccs.el rather than vc-hooks.el.
> I.e. we should also remove the (if (file-directory-p "/usr/sccs")
> '("/usr/sccs")) from vc-hooks.

> Can you check if the patch below fixes your problem as well?

At least a quick test of checkout, checkin, and diff succeeds.

> -                     get -s -p -k $sid1 "$f" > $rev1 &&
> +                     sccs get -s -p -k $sid1 "$f" > $rev1 &&

> -                             get -s -p -k $sid2 "$f" > $rev2
> +                             sccs get -s -p -k $sid2 "$f" > $rev2

If you prefix the SCCS commands in vcdiff with "sccs", then you may
get rid of the path manipulation completely (tested here, too):

--- lib-src/vcdiff      19 Apr 2008 18:46:59 +0200      1.17
+++ lib-src/vcdiff      19 Apr 2008 23:04:07 +0200      
@@ -27,8 +27,6 @@
 DIFF="diff"
 usage="$0: Usage: vcdiff [--brief] [-q] [-r<sid1>] [-r<sid2>] [diffopts] 
sccsfile..."
 
-PATH=$PATH:/usr/ccs/bin:/usr/sccs:/usr/xpg4/bin # common SCCS hangouts
-
 echo="echo"
 sid1= sid2=
 

Ulrich