mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-11-19 16:45:49 +01:00
18ed048c7b
- `toRustTarget` and friends pulled out from rust tools into rust library. Since they don't depend on any packages they can be more widely useable. - `build-rust-package` gets its own directory - `fetch-cargo-tarball` gets its own directory
37 lines
1.4 KiB
Nix
37 lines
1.4 KiB
Nix
{ lib }:
|
|
|
|
rec {
|
|
# https://doc.rust-lang.org/reference/conditional-compilation.html#target_arch
|
|
toTargetArch = platform:
|
|
if platform.isAarch32 then "arm"
|
|
else platform.parsed.cpu.name;
|
|
|
|
# https://doc.rust-lang.org/reference/conditional-compilation.html#target_os
|
|
toTargetOs = platform:
|
|
if platform.isDarwin then "macos"
|
|
else platform.parsed.kernel.name;
|
|
|
|
# Returns the name of the rust target, even if it is custom. Adjustments are
|
|
# because rust has slightly different naming conventions than we do.
|
|
toRustTarget = platform: let
|
|
inherit (platform.parsed) cpu vendor kernel abi;
|
|
cpu_ = platform.rustc.platform.arch or {
|
|
"armv7a" = "armv7";
|
|
"armv7l" = "armv7";
|
|
"armv6l" = "arm";
|
|
"armv5tel" = "armv5te";
|
|
"riscv64" = "riscv64gc";
|
|
}.${cpu.name} or cpu.name;
|
|
vendor_ = platform.rustc.platform.vendor or {
|
|
"w64" = "pc";
|
|
}.${vendor.name} or vendor.name;
|
|
in platform.rustc.config
|
|
or "${cpu_}-${vendor_}-${kernel.name}${lib.optionalString (abi.name != "unknown") "-${abi.name}"}";
|
|
|
|
# Returns the name of the rust target if it is standard, or the json file
|
|
# containing the custom target spec.
|
|
toRustTargetSpec = platform:
|
|
if (platform.rustc or {}) ? platform
|
|
then builtins.toFile (toRustTarget platform + ".json") (builtins.toJSON platform.rustc.platform)
|
|
else toRustTarget platform;
|
|
}
|