On Sun, Feb 26, 2017 at 2:10 PM, Bobby Holley <bobbyhol...@gmail.com> wrote:
> On Sun, Feb 26, 2017 at 9:51 AM, Henri Sivonen <hsivo...@hsivonen.fi> > wrote: > >> I tried to add some panics to a vendored to create (rust-encoding) to >> see if the code in question runs. However, I didn't get to the running >> part, because the edited code failed to build. >> >> It turns out that each vendored crate has a .cargo-checksum.json file >> that contains hashes of all the files in the crate, and Cargo refuses >> to build the crate if the hashes don't match or the >> .cargo-checksum.json file is removed. >> >> This seems hostile not only to experimental local edits as in my case >> but also to use cases such as uplifting fixes to branches and shipping >> modified crates if the upstream is slow to accept patches or disagrees >> with the patches. >> >> As far as I can tell, there doesn't seem to be a way to ask cargo to >> regenerate the .cargo-checksum.json after edits. Also, adding a >> [replace] section to Cargo.toml of libgkrust pointing to the edited >> crate under third-party/rust or adding paths = [ "third-party/rust" ] >> to .cargo/config.in don't make Cargo happy. >> > > Can you elaborate on what goes wrong here? This worked for ted's > experiment mentioned upthread, and for me on at least one occasion in > https://hg.mozilla.org/try/rev/18dc070e0308 (permalink: > https://pastebin.mozilla.org/8980438 ) > > And because pastebin seems to lie about stuff being permanent: https://gist.github.com/bholley/85dc2277aaa732bce04cc9e672915595 > You'll need to |cargo update| after adding the replace in Cargo.toml to > update Cargo.lock. > > >> >> What's the right way to build with edited crates under >> third-party/rust? (I think we should have an easy way to do so.) >> >> -- >> Henri Sivonen >> hsivo...@hsivonen.fi >> https://hsivonen.fi/ >> _______________________________________________ >> dev-platform mailing list >> dev-platform@lists.mozilla.org >> https://lists.mozilla.org/listinfo/dev-platform >> > > _______________________________________________ dev-platform mailing list dev-platform@lists.mozilla.org https://lists.mozilla.org/listinfo/dev-platform