Yes that's it. There is also a pkgs.defaultGemConfig that contains common overrides, like injecting libxml for the nokogiri gem. You might want to merge it with your override (or submit yours to nixpkgs).
On Thu, 1 Dec 2016, 20:51 Maarten Hoogendoorn, <maar...@moretea.nl> wrote: > OK, I found a solution after taking a longer look at the bundlerEnv > implementation. > Each gem is packaged as a separate derivation (which makes complete sense). > BundlerEnv offers the `gemConfig', in which one can set another > postInstall step. > > In my case, the following snippet works: > > with pkgs; (bundlerEnv { > name ="ruby-protoc-v3"; > inherit ruby; > gemfile= ./Gemfile; > lockfile = ./Gemfile.lock; > gemset = ./gemset.nix; > gemConfig = { > grpc-tools = attr: { > postInstall= '' > for file in $(find > $out/lib/ruby/gems/2.3.0/gems/grpc-tools-1.0.1/bin/x86_64-linux -type f > -executable ); do > patchelf --set-interpreter > ${stdenv.glibc}/lib/ld-linux-x86-64.so.2 $file > done > ''; > }; > }; > }) > > I think that I got confused by the fact that I did not see any symlinks > during my investigation. I must have missed that somewhere. > > - Maarten > > 2016-12-01 21:24 GMT+01:00 Maarten Hoogendoorn <maar...@moretea.nl>: > > Hi, > > I'm trying to build a gem that has vendored a statically compiled program > (that still depends on /lib64/ld-linux-x86-64.so.2). > > I've tried to use patchelf in the postBuild in a bundlerEnv, but it's > complaining about not having write permissions to $out > > I wrote a one-liner to check for .nix files that contained both the words > bundlerEnv and patchelf, but only the top-level/all-packages.nix matched > both. > > I tried to create another derivation, that pulls all file in from the > bundlerEnv, and then patches the elf file, but it's resulting in the same > error message. > > A nix-expression that reproduces this error is attached. > > > _______________________________________________ > nix-dev mailing list > nix-dev@lists.science.uu.nl > http://lists.science.uu.nl/mailman/listinfo/nix-dev >
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