tvl-depot/tvix/castore/build.rs
sinavir 240b6a8ba4 fix: Fix compilation from outside
Change-Id: I6f2ad235e00b8a08a8ec061f0a822881a2d83bca
2024-09-18 18:39:38 +02:00

35 lines
1.2 KiB
Rust

use std::io::Result;
fn main() -> Result<()> {
#[allow(unused_mut)]
let mut builder = tonic_build::configure();
#[cfg(feature = "tonic-reflection")]
{
let out_dir = std::path::PathBuf::from(std::env::var("OUT_DIR").unwrap());
let descriptor_path = out_dir.join("tvix.castore.v1.bin");
builder = builder.file_descriptor_set_path(descriptor_path);
};
builder
.build_server(true)
.build_client(true)
.emit_rerun_if_changed(false)
.bytes(["."])
.type_attribute(".", "#[derive(Eq, Hash)]")
.compile(
&[
"castore/protos/castore.proto",
"castore/protos/rpc_blobstore.proto",
"castore/protos/rpc_directory.proto",
],
// If we are in running `cargo build` manually, using `../..` works fine,
// but in case we run inside a nix build, we need to instead point PROTO_ROOT
// to a custom tree containing that structure.
&[match std::env::var_os("PROTO_ROOT") {
Some(proto_root) => proto_root.to_str().unwrap().to_owned(),
None => "..".to_string(),
}],
)
}