Skip to content
Closed
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
12 changes: 5 additions & 7 deletions src/driver.rs
Original file line number Diff line number Diff line change
Expand Up @@ -40,9 +40,8 @@ pub fn main() {
exit(0);
}

let sys_root = option_env!("SYSROOT")
.map(String::from)
.or_else(|| std::env::var("SYSROOT").ok())
let sys_root = std::env::var("SYSROOT")
.ok()
.or_else(|| {
let home = option_env!("RUSTUP_HOME").or(option_env!("MULTIRUST_HOME"));
let toolchain = option_env!("RUSTUP_TOOLCHAIN").or(option_env!("MULTIRUST_TOOLCHAIN"));
Expand All @@ -56,8 +55,7 @@ pub fn main() {
.ok()
.and_then(|out| String::from_utf8(out.stdout).ok())
.map(|s| s.trim().to_owned())
})
.expect("need to specify SYSROOT env var during clippy compilation, or use rustup or multirust");
});

// Setting RUSTC_WRAPPER causes Cargo to pass 'rustc' as the first argument.
// We're invoking the compiler programmatically, so we ignore this/
Expand All @@ -72,14 +70,14 @@ pub fn main() {
// this conditional check for the --sysroot flag is there so users can call
// `clippy_driver` directly
// without having to pass --sysroot or anything
let mut args: Vec<String> = if orig_args.iter().any(|s| s == "--sysroot") {
let mut args: Vec<String> = if orig_args.iter().any(|s| s == "--sysroot") || sys_root.is_none() {
orig_args.clone()
} else {
orig_args
.clone()
.into_iter()
.chain(Some("--sysroot".to_owned()))
.chain(Some(sys_root))
.chain(sys_root)
.collect()
};

Expand Down