You should take a look at SCM poll and build trigger when scm changes.
On Friday, December 7, 2012 11:06:08 AM UTC+5:30, Ivan Kharin wrote:
>
> I'm new to Jenkins.
> I have 20 libraries as separate jobs.
> And 15 products, each of which depends on a subset of these libraries.
> I can not understand how I obtain needed result:
> Before building the product, automatically start building only those
> libraries that have been changed.
> Is it possible to specify a condition for the Build Step "repository
> changed"?
>
> ---
> Regards,
> Ivan Kharin
>
