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Apply environment set by build scripts

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This commit is contained in:
Jonas Schievink 2020-12-07 20:52:31 +01:00
parent d6aa1ba7d4
commit eeeacc4727
2 changed files with 20 additions and 2 deletions
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17
crates/project_model/src/cargo_workspace.rs
View file

@ -88,6 +88,7 @@ pub struct PackageData {
pub edition: Edition,
pub features: Vec<String>,
pub cfgs: Vec<CfgFlag>,
pub envs: Vec<(String, String)>,
pub out_dir: Option<AbsPathBuf>,
pub proc_macro_dylib_path: Option<AbsPathBuf>,
}
@ -173,11 +174,13 @@ impl CargoWorkspace {
let mut out_dir_by_id = FxHashMap::default();
let mut cfgs = FxHashMap::default();
let mut envs = FxHashMap::default();
let mut proc_macro_dylib_paths = FxHashMap::default();
if config.load_out_dirs_from_check {
let resources = load_extern_resources(cargo_toml, config)?;
out_dir_by_id = resources.out_dirs;
cfgs = resources.cfgs;
envs = resources.env;
proc_macro_dylib_paths = resources.proc_dylib_paths;
}
@ -205,6 +208,7 @@ impl CargoWorkspace {
dependencies: Vec::new(),
features: Vec::new(),
cfgs: cfgs.get(&id).cloned().unwrap_or_default(),
envs: envs.get(&id).cloned().unwrap_or_default(),
out_dir: out_dir_by_id.get(&id).cloned(),
proc_macro_dylib_path: proc_macro_dylib_paths.get(&id).cloned(),
});
@ -289,6 +293,7 @@ pub(crate) struct ExternResources {
out_dirs: FxHashMap<PackageId, AbsPathBuf>,
proc_dylib_paths: FxHashMap<PackageId, AbsPathBuf>,
cfgs: FxHashMap<PackageId, Vec<CfgFlag>>,
env: FxHashMap<PackageId, Vec<(String, String)>>,
}
pub(crate) fn load_extern_resources(
@ -323,7 +328,13 @@ pub(crate) fn load_extern_resources(
for message in cargo_metadata::Message::parse_stream(output.stdout.as_slice()) {
if let Ok(message) = message {
match message {
Message::BuildScriptExecuted(BuildScript { package_id, out_dir, cfgs, .. }) => {
Message::BuildScriptExecuted(BuildScript {
package_id,
out_dir,
cfgs,
env,
..
}) => {
let cfgs = {
let mut acc = Vec::new();
for cfg in cfgs {
@ -341,8 +352,10 @@ pub(crate) fn load_extern_resources(
if out_dir != PathBuf::default() {
let out_dir = AbsPathBuf::assert(out_dir);
res.out_dirs.insert(package_id.clone(), out_dir);
res.cfgs.insert(package_id, cfgs);
res.cfgs.insert(package_id.clone(), cfgs);
}
res.env.insert(package_id, env);
}
Message::CompilerArtifact(message) => {
if message.target.kind.contains(&"proc-macro".to_string()) {

5
crates/project_model/src/workspace.rs
View file

@ -453,13 +453,18 @@ fn add_target_crate_root(
opts.extend(pkg.cfgs.iter().cloned());
opts
};
let mut env = Env::default();
for (k, v) in &pkg.envs {
env.set(k, v.clone());
}
if let Some(out_dir) = &pkg.out_dir {
// NOTE: cargo and rustc seem to hide non-UTF-8 strings from env! and option_env!()
if let Some(out_dir) = out_dir.to_str().map(|s| s.to_owned()) {
env.set("OUT_DIR", out_dir);
}
}
let proc_macro =
pkg.proc_macro_dylib_path.as_ref().map(|it| proc_macro_loader(&it)).unwrap_or_default();