Merge pull request #493 from darcagn/master

Fix passing custom CG_RUSTFLAGS when building sysroot

Author: antoyo

build_system/src/build.rs

@@ -153,6 +153,11 @@ pub fn build_sysroot(env: &HashMap<String, String>, config: &ConfigInfo) -> Resu
  "debug"
  };
 
+ if let Ok(cg_rustflags) = std::env::var("CG_RUSTFLAGS") {
+ rustflags.push(' ');
+ rustflags.push_str(&cg_rustflags);
+ }
+
  let mut env = env.clone();
  env.insert("RUSTFLAGS".to_string(), rustflags);
  run_command_with_output_and_env(&args, Some(&start_dir), Some(&env))?;