fix: Pass .cargo/config.toml env vars to proc-macro server

This commit is contained in:
Lukas Wirth 2024-02-13 19:42:03 +01:00
parent 2c05da15a9
commit a981db53fa
6 changed files with 83 additions and 13 deletions

View file

@ -34,6 +34,7 @@ fn load_cargo_with_overrides(
cfg_overrides,
toolchain: None,
target_layout: Err("target_data_layout not loaded".into()),
cargo_config_extra_env: Default::default(),
};
to_crate_graph(project_workspace)
}
@ -53,6 +54,7 @@ fn load_cargo_with_fake_sysroot(
cfg_overrides: Default::default(),
toolchain: None,
target_layout: Err("target_data_layout not loaded".into()),
cargo_config_extra_env: Default::default(),
};
project_workspace.to_crate_graph(
&mut {
@ -332,6 +334,7 @@ fn smoke_test_real_sysroot_cargo() {
cfg_overrides: Default::default(),
toolchain: None,
target_layout: Err("target_data_layout not loaded".into()),
cargo_config_extra_env: Default::default(),
};
project_workspace.to_crate_graph(
&mut {

View file

@ -73,6 +73,7 @@ pub enum ProjectWorkspace {
cfg_overrides: CfgOverrides,
toolchain: Option<Version>,
target_layout: Result<String, String>,
cargo_config_extra_env: FxHashMap<String, String>,
},
/// Project workspace was manually specified using a `rust-project.json` file.
Json {
@ -115,7 +116,8 @@ impl fmt::Debug for ProjectWorkspace {
rustc_cfg,
cfg_overrides,
toolchain,
target_layout: data_layout,
target_layout,
cargo_config_extra_env,
} => f
.debug_struct("Cargo")
.field("root", &cargo.workspace_root().file_name())
@ -128,7 +130,8 @@ impl fmt::Debug for ProjectWorkspace {
.field("n_rustc_cfg", &rustc_cfg.len())
.field("n_cfg_overrides", &cfg_overrides.len())
.field("toolchain", &toolchain)
.field("data_layout", &data_layout)
.field("data_layout", &target_layout)
.field("cargo_config_extra_env", &cargo_config_extra_env)
.finish(),
ProjectWorkspace::Json {
project,
@ -320,6 +323,8 @@ impl ProjectWorkspace {
})?;
let cargo = CargoWorkspace::new(meta);
let cargo_config_extra_env =
cargo_config_env(cargo_toml, &config.extra_env, sysroot_ref);
ProjectWorkspace::Cargo {
cargo,
build_scripts: WorkspaceBuildScripts::default(),
@ -329,6 +334,7 @@ impl ProjectWorkspace {
cfg_overrides,
toolchain,
target_layout: data_layout.map_err(|it| it.to_string()),
cargo_config_extra_env,
}
}
};
@ -589,6 +595,7 @@ impl ProjectWorkspace {
build_scripts,
toolchain: _,
target_layout: _,
cargo_config_extra_env: _,
} => {
cargo
.packages()
@ -700,6 +707,7 @@ impl ProjectWorkspace {
build_scripts,
toolchain,
target_layout,
cargo_config_extra_env: _,
} => cargo_to_crate_graph(
load,
rustc.as_ref().map(|a| a.as_ref()).ok(),
@ -742,6 +750,7 @@ impl ProjectWorkspace {
rustc_cfg,
cfg_overrides,
toolchain,
cargo_config_extra_env,
build_scripts: _,
target_layout: _,
},
@ -752,6 +761,7 @@ impl ProjectWorkspace {
rustc_cfg: o_rustc_cfg,
cfg_overrides: o_cfg_overrides,
toolchain: o_toolchain,
cargo_config_extra_env: o_cargo_config_extra_env,
build_scripts: _,
target_layout: _,
},
@ -762,6 +772,7 @@ impl ProjectWorkspace {
&& cfg_overrides == o_cfg_overrides
&& toolchain == o_toolchain
&& sysroot == o_sysroot
&& cargo_config_extra_env == o_cargo_config_extra_env
}
(
Self::Json { project, sysroot, rustc_cfg, toolchain, target_layout: _ },
@ -1598,3 +1609,31 @@ fn create_cfg_options(rustc_cfg: Vec<CfgFlag>) -> CfgOptions {
cfg_options.insert_atom("debug_assertions".into());
cfg_options
}
fn cargo_config_env(
cargo_toml: &ManifestPath,
extra_env: &FxHashMap<String, String>,
sysroot: Option<&Sysroot>,
) -> FxHashMap<String, String> {
let Ok(program) = Sysroot::discover_tool(sysroot, toolchain::Tool::Cargo) else {
return Default::default();
};
let mut cargo_config = Command::new(program);
cargo_config.envs(extra_env);
cargo_config
.current_dir(cargo_toml.parent())
.args(["-Z", "unstable-options", "config", "get", "env"])
.env("RUSTC_BOOTSTRAP", "1");
// if successful we receive `env.key.value = "value" per entry
tracing::debug!("Discovering cargo config env by {:?}", cargo_config);
utf8_stdout(cargo_config).map(parse_output_cargo_config_env).unwrap_or_default()
}
fn parse_output_cargo_config_env(stdout: String) -> FxHashMap<String, String> {
stdout
.lines()
.filter_map(|l| l.strip_prefix("env."))
.filter_map(|l| l.split_once(".value = "))
.map(|(key, value)| (key.to_owned(), value.trim_matches('"').to_owned()))
.collect()
}