urbit/nix/nixcrpkgs/linux/default.nix
benjamin-tlon edd57d380d
Finish cc-release cross-compilation. (#1202)
- Fixes the IPC bug
- Fixes the terminfo bug
- Moves the OSX SDK out of our nixcrpkgs fork.
- Vendor nixcrpkgs instead of having it be a submodule.
2019-04-23 19:50:38 -07:00

79 lines
2.0 KiB
Nix

{ native, arch, gcc_options ? "" }:
let
nixpkgs = native.nixpkgs;
host = "${arch}-linux-musleabi";
os = "linux";
compiler = "gcc";
exe_suffix = "";
binutils = import ./binutils { inherit native host; };
linux_arch =
if arch == "i686" || arch == "x86_64" then "x86"
else if arch == "armv6" || arch == "armv7" then "arm"
else throw "not sure what Linux architecture code to use";
headers = native.make_derivation rec {
name = "linux-headers-${linux_arch}-${version}";
inherit linux_arch;
version = "4.4.10";
src = nixpkgs.fetchurl {
url = "https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-${version}.tar.xz";
sha256 = "1kpjvvd9q9wwr3314q5ymvxii4dv2d27295bzly225wlc552xhja";
};
builder = ./headers_builder.sh;
};
gcc = import ./gcc {
inherit native host binutils headers gcc_options;
};
license = native.make_derivation {
name = "linux-license";
inherit (gcc) musl_src gcc_src;
linux_src = headers.src;
builder = ./license_builder.sh;
};
global_license_set = { _global = license; };
cmake_toolchain = import ../cmake_toolchain {
cmake_system_name = "Linux";
inherit nixpkgs host;
};
crossenv = {
is_cross = true;
# Build tools available on the PATH for every derivation.
default_native_inputs = native.default_native_inputs ++
[ gcc binutils native.pkgconf native.wrappers ];
# Target info environment variables.
inherit host arch os compiler exe_suffix;
# CMake toolchain file.
inherit cmake_toolchain;
# A wide variety of programs and build tools.
inherit nixpkgs;
# Some native build tools made by nixcrpkgs.
inherit native;
# License information that should be shipped with any software
# compiled by this environment.
inherit global_license_set;
# Make it easy to refer to the build tools.
inherit headers gcc binutils;
make_derivation = import ../make_derivation.nix crossenv;
};
in
crossenv