[llvmlinux] quilt for patches

Behan Webster behanw at converseincode.com
Fri Jul 20 23:03:00 UTC 2012


Sorry. I've pushed a fix.

On 12-07-20 06:45 PM, Charlebois, Mark wrote:
>
> I now get the following error:
>
> make llvm-sync
>
> (cd 
> /local/mnt/workspace/mcharleb/shared/llvm/llvm-setup/toolchain/clang/src/llvm 
> && quilt pop -a)
>
> No patch removed
>
> make: *** [clang-clean] Error 2
>
> *From:*llvmlinux-bounces at lists.linuxfoundation.org 
> [mailto:llvmlinux-bounces at lists.linuxfoundation.org] *On Behalf Of 
> *Behan Webster
> *Sent:* Friday, July 20, 2012 3:35 PM
> *To:* Compiling the Linux Kernel with Clang/LLVM
> *Subject:* Re: [llvmlinux] quilt for patches
>
> I've already pushed the fixed patch.
>
> Behan
>
> On 12-07-20 06:22 PM, Charlebois, Mark wrote:
>
>     I fixed the patch earlier today, just haven't pushed it
>
>     *From:*llvmlinux-bounces at lists.linuxfoundation.org
>     <mailto:llvmlinux-bounces at lists.linuxfoundation.org>
>     [mailto:llvmlinux-bounces at lists.linuxfoundation.org] *On Behalf Of
>     *Behan Webster
>     *Sent:* Friday, July 20, 2012 3:21 PM
>     *To:* llvmlinux at lists.linuxfoundation.org
>     <mailto:llvmlinux at lists.linuxfoundation.org>
>     *Subject:* [llvmlinux] quilt for patches
>
>     There was an issue with one of the LLVM patches not applying
>     cleanly anymore today.
>
>     While fixing it I took the opportunity to change patching of
>     LLVM/Clang to using quilt (currently on top of git, but probably
>     soon to be on top of svn). Quilt provides a set of tools which
>     allows a developer to manage a set of patches on top of a tree of
>     code from any kind of repo checkout. Amongst other things it
>     allows the trivial refreshing of patches, such as when they need a
>     fuzz factor in order to apply.
>
>     The new system installs a symlink into the src checkout and then
>     does a "quilt push -a" to apply all the patches in the series file.
>
>     For those unfamiliar with quilt, all you really need to know is:
>
>     quilt import <patchfile> (This allows you to import a patchfile
>     into quilt)
>     quilt push                              (Apply the next patch in
>     the series)
>     quilt push -a                          (Apply the rest of the
>     patches in the series)
>     quilt push -f                           (Force apply a patch if
>     manual intervention is needed)
>     quilt refresh                          (Refresh a patch from the
>     current state)
>     quilt pop                                (Unapply the last patch)
>     quilt pop -a                            (Unapply all patches in
>     the series)
>
>     There is a lot more, but you can read that in the man page.
>
>     LLVM and Clang are both stored in SVN. We currently use the git
>     mirrors for these projects, but will likely need to move to an SVN
>     scheckout since the SVN revision is required for eventual patch
>     submission. Using quilt allows the project to use a patch
>     management tool which is agnostic to the underlying version
>     control system employed.
>
>     You may see that the current buildbot status shows the build as
>     broken. I've submitted a ticket to have quilt installed on the
>     buildbot machine, but until it is, the build will fail. Sorry, I
>     was too eager to merge to master.
>
>     Next time I will make sure the tool is installed before merging to
>     master. :P
>
>     Behan
>
>
>
>     -- 
>
>     Behan Webster
>
>     behanw at converseincode.com  <mailto:behanw at converseincode.com>
>
>
>
>
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>
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>
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>
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>
>
>
>
> -- 
> Behan Webster
> behanw at converseincode.com  <mailto:behanw at converseincode.com>
>
>
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-- 
Behan Webster
behanw at converseincode.com

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