On 16:12 Fri 20 May , Kelly O'Hair wrote: > > On May 20, 2011, at 3:36 PM, Dr Andrew John Hughes wrote: > > > On 13:11 Fri 20 May , Kelly O'Hair wrote: > >> > >> We now have a Build Infrastructure project! > >> > >> Register for email at: > >> http://mail.openjdk.java.net/mailman/listinfo/build-infra-dev > >> > >> The repos will be at: > >> http://hg.openjdk.java.net/build-infra/jdk7 > >> > >> But I haven't been able to populate them just yet, having access issues. > >> > >> Once the repos are primed, I hope this can get moving quickly because I > >> want to expose > >> what can be done to the builds in terms of turnaround improvements etc. > >> > >> -kto > >> > > > > Hi Kelly, > > > > Sorry if I missed this already, but what is the purpose of this new project? > > Once I can get the build-infra repos primed, hopefully you will see what we > are doing. > I don't expect this project to last past the final jdk8 efforts, it's a > sandbox for us to experiment > and stabilize build changes. > > The big goal is to make builds faster, orders of magnitude faster, with some > major > makefile re-writing and organization. > An additional goal is to try and make building easier, but that part of it is > mostly directed > at the Solaris and Windows builds, Linux isn't that hard (in my opinion :). > > The reason for the project is that this will be major build changes, and we > will need > to experiment and share our work as quickly as possible, and openly as > possible. > Once the changes prove to be stable and acceptable, then we will deal with > the transition to > jdk8, and leave the jdk7 changes for potentially being included into jdk7u2, > but jdk8 is > our primary target. > > One sub-project will be "BuildDeps" which will try and address how the build > dependencies are > identified and how local installs are automated. Haven't much detail on that > yet. > > The major sub-project will be a re-write of the Makefiles to remove the > deeply nested Makefiles, > correct the target dependencies, allow for "make -j N" to work reliably, > share common make logic, > paralyze the javac compilations, etc. Pretty drastic stuff, but if we can > indeed make the builds > orders of magnitude faster, we hope people will welcome the changes. > > Hopefully Fredrik and Erik will chime in for clarification when I mis-state > things. > > We are looking to turn around some of this work very quickly, so it's an E > ticket ride if > you want to watch or join in (http://en.wikipedia.org/wiki/E_ticket). ;^) > > -kto >
This sounds great and long overdue. I'd be happy to be involved if possible. IcedTea currently has to force make -j1 on the OpenJDK build... :-( -- Andrew :) Free Java Software Engineer Red Hat, Inc. (http://www.redhat.com) Support Free Java! Contribute to GNU Classpath and IcedTea http://www.gnu.org/software/classpath http://icedtea.classpath.org PGP Key: F5862A37 (https://keys.indymedia.org/) Fingerprint = EA30 D855 D50F 90CD F54D 0698 0713 C3ED F586 2A37
