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buildRustPackage: Add readme comment on target option

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exfalso 2019-11-01 14:19:39 +00:00
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doc/languages-frameworks/rust.section.md
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@ -68,6 +68,17 @@ build-time.
When `verifyCargoDeps` is set to `true`, the build will also verify that the When `verifyCargoDeps` is set to `true`, the build will also verify that the
`cargoSha256` is not out of date by comparing the `Cargo.lock` file in both the `cargoDeps` and `src`. Note that this option changes the value of `cargoSha256` since it also copies the `Cargo.lock` in it. To avoid breaking backward-compatibility this option is not enabled by default but hopefully will be in the future. `cargoSha256` is not out of date by comparing the `Cargo.lock` file in both the `cargoDeps` and `src`. Note that this option changes the value of `cargoSha256` since it also copies the `Cargo.lock` in it. To avoid breaking backward-compatibility this option is not enabled by default but hopefully will be in the future.
### Building a crate for a different target
To build your crate with a different cargo `--target` simply specify the `target` attribute:
```nix
pkgs.rustPlatform.buildRustPackage {
(...)
target = "x86_64-fortanix-unknown-sgx";
}
```
## Compiling Rust crates using Nix instead of Cargo ## Compiling Rust crates using Nix instead of Cargo
### Simple operation ### Simple operation