Path: utzoo!mnetor!tmsoft!torsqnt!news-server.csri.toronto.edu!rutgers!sun-barr!newstop!texsun!convex!news
From: tchrist@convex.COM (Tom Christiansen)
Newsgroups: comp.unix.shell
Subject: Re: Aliases for csh command line editing
Keywords: csh, history, edit
Message-ID: <1990Dec18.162023.6592@convex.com>
Date: 18 Dec 90 16:20:23 GMT
References: <1406@umvlsi.ecs.umass.edu>
Sender: news@convex.com (news access account)
Reply-To: tchrist@convex.COM (Tom Christiansen)
Organization: CONVEX Software Development, Richardson, TX
Lines: 31
Nntp-Posting-Host: pixel.convex.com


[too busy to leave much comment.  just play.]

% alias e 'source ~/scripts/redo.csh'
% cat ~/scripts/redo.csh

# Edit history list at line containing last command (open mode).
# To work properly, put in .login:  alias r source ~/redo
# Origianl uthor unknown.  Mods by tchrist.
history -h >! /tmp/redo.$$

# Make CR map to :wq! and start ex quietly at 2nd to last line in open mode.
# map Q to quit and not execute
ex - '+map 

tail -1 /tmp/redo.$$ >! /tmp/cmd.$$

# Insert into history without executing.
source -h /tmp/cmd.$$

# Clear out temporaries.
/bin/rm -f /tmp/{cmd,redo}.$$

# If thing chosen to redo is the redo alias itself then DON'T redo it.
if ("!-2:0" != "!!:0") then
    !!
endif
--
Tom Christiansen		tchrist@convex.com	convex!tchrist
"With a kernel dive, all things are possible, but it sure makes it hard
 to look at yourself in the mirror the next morning."  -me