On Tue, Feb 23, 2021 at 5:04 PM Jean-François Dagenais <
[email protected]> wrote:
> Hi all!
>
> Just so you can adapt your responses (:-) I am a total newb with chromium
> and v8. Over the years I have become more of a systems enginee and have
> never been a web developer.
>
> I have spent the last few days getting a build of libcef/chromium working
> on buildroot for an arm target (32 bits). FYI, I am not using depot_tools
> but a tar.gz and implementing the gclient hooks manually, well in my
> libcef.mk recipe file.
>
> I am instructing chromium's build to use linux:unbundle with buildroot's
> target sysroot for the target binaries. But in the spirit of reducing
> dependencies towards the build host as well as buildroot, I have opted to
> let chromium's build system use the the install-sysroot.py generated
> sysroots for arm64 (build host) and i386 (v8 snapshots). This was just
> somewhat blindly following the advice of the error message to invoke
> install-sysroot --arch=arm64 and i386.
>
> After having to tweak build/config/linux/pkg_config.gni to provide the
> sysroot argument (-s) to pkg-config.py (?? I don't know how this can work
> for anyone and why I had to do this.) After a long while, I finally got
> binaries.
>
> However, the v8_context_snapshot_generator I have, which should be able to
> run on the build host, doesn't have rpaths to
> chromium/build/linux/debian_sid_i386-sysroot/... so the
> action("generate_v8_context_snapshot")
> from tools/v8_context_snapshot/BUILD.gn fails because it's not finding
> libraries. ldd shows it's looking at the host rootfs (/). I can hack things
> with LD_LIBRARY_PATH, but again, I'm thinking: How does this even work for
> anyone!?
>
You're on the wrong list, the v8_context_snapshot is part of chromium, not
v8. In any case, I'm not sure anyone here will be able to help; we usually
use the standard build tools and thus don't run into these kinds of issues.
Fwiw, +Hitoshi Yoshida <[email protected]> who implemented
v8_context_snapshots.
>
> Thanks for helping me understand what's wrong with my setup.
>
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