Re: Problem with "ed"

[Bob Proulx]

address@hidden wrote:
> I apologize if this is the wrong place to send this question.

GNU ed has not been updated in some time.  So I suppose without a
better place this one is as good as any.

> This a little test I'm doing that doesn't seem to work, but I can't see 
> anything wrong with it. Is this a bug? 

Looks like a minor bug.

> # Create an input file
> cat << \EOF > -infile
> aaa
> bbb
> aaa
> EOF
> 
> #Create an input command file
> cat << \EOF > cmdfile
> 1,$s/aaa/bbb/
> w
> q
> EOF
> 
> #This command fails with or without '-s' option.
> ed -s -- -infile < cmdfile
> 
> #The command returns a ?
> echo $?
> #returns 4. Don't have a clue what this means.

The 'ed' command appears to be not stopping option processing with the
"--".  Instead it appears to be processing -infile as an option and
erroring.

Try this:

  ed -s ./-infile < cmdfile

That should work.

Bob