librespot/protocol/build.rs
Paul Lietar 4806f3e85a mercury: Register subscription for all channel aliases
When subscribing to a channel, we may actually end up subscribed to other
alias channels. We must track these as well in order to redirect received
messages properly.
2016-01-02 00:02:22 +01:00

50 lines
1.3 KiB
Rust

use std::env;
use std::process::{Command, Stdio};
use std::path::{Path,PathBuf};
#[derive(Debug)]
enum ProtobufError {
IoError(::std::io::Error),
Other
}
impl std::convert::From<::std::io::Error> for ProtobufError {
fn from(e: ::std::io::Error) -> ProtobufError {
ProtobufError::IoError(e)
}
}
fn compile(prefix : &Path, files : &[&Path]) -> Result<(),ProtobufError>{
let mut c = Command::new("protoc");
c.arg("--rust_out").arg(env::var("OUT_DIR").unwrap())
.arg("--proto_path").arg(prefix.to_str().unwrap());
for f in files.iter() {
c.arg(f.to_str().unwrap());
}
//c.stdout(Stdio::inherit());
c.stderr(Stdio::inherit());
let mut p = try!(c.spawn());
let r = try!(p.wait());
return match r.success() {
true => Ok(()),
false => Err(ProtobufError::Other),
};
}
fn main() {
let root = PathBuf::from(&env::var("CARGO_MANIFEST_DIR").unwrap());
let proto = root.join("proto");
compile(&proto, &[
&proto.join("keyexchange.proto"),
&proto.join("authentication.proto"),
&proto.join("mercury.proto"),
&proto.join("metadata.proto"),
&proto.join("pubsub.proto"),
&proto.join("spirc.proto"),
]).unwrap();
}