answering questions spilled out from gmake processes

[Matt Raspberry]

On Apr 11, 2014, at 12:25 AM, Matthias Apitz <guru at unixarea.de> wrote:

> 
> Hello,
> 
> I have a huge gmake process to compile a lot of OpenSource tools, mostly
> Perl modules etc. All this is driven by a master Makefile. Some of the
> make processes are asking questions which I do not have under my control and
> would require to change the fetched source trees, for example:
> 
> ...
> Test for foo failed, do you want to continue (y/n):
> 
> These questions forbit to run this with nohup in background or
> unattendend. I was thinking to use chat(1) or any other own written tool
> and run the proc in an xterm like:
> 
> chat < Xterm.log | gmake 
> 
> were Xterm.log is the log of the X-terminal and chat is reading the
> question there '...want to continue (y/n)' and sends the correct answer.
> 
> Any other idea?
> 
> 	matthias
> 
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If you always want to do the same thing whenever a situation like that occurs you could use “yes”. Something like:

yes | gmake

if you always to continue or

yes “n” | gmake

to not continue. Obviously this doesn’t allow for any logic in the choice made though.