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Do not clobber RUSTDOCFLAGS #74514

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Jul 20, 2020
Merged

Do not clobber RUSTDOCFLAGS #74514

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7 changes: 7 additions & 0 deletions src/bootstrap/builder.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1444,6 +1444,10 @@ pub struct Cargo {
}

impl Cargo {
pub fn rustdocflag(&mut self, arg: &str) -> &mut Cargo {
self.rustdocflags.arg(arg);
self
}
pub fn rustflag(&mut self, arg: &str) -> &mut Cargo {
self.rustflags.arg(arg);
self
Expand All @@ -1466,6 +1470,9 @@ impl Cargo {
}

pub fn env(&mut self, key: impl AsRef<OsStr>, value: impl AsRef<OsStr>) -> &mut Cargo {
// These are managed through rustflag/rustdocflag interfaces.
assert_ne!(key.as_ref(), "RUSTFLAGS");
assert_ne!(key.as_ref(), "RUSTDOCFLAGS");
self.command.env(key.as_ref(), value.as_ref());
self
}
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10 changes: 4 additions & 6 deletions src/bootstrap/doc.rs
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Expand Up @@ -527,11 +527,9 @@ impl Step for Rustc {

// Build cargo command.
let mut cargo = builder.cargo(compiler, Mode::Rustc, SourceType::InTree, target, "doc");
cargo.env(
"RUSTDOCFLAGS",
"--document-private-items \
--enable-index-page -Zunstable-options",
);
cargo.rustdocflag("--document-private-items");
cargo.rustdocflag("--enable-index-page");
cargo.rustdocflag("-Zunstable-options");
compile::rustc_cargo(builder, &mut cargo, target);

// Only include compiler crates, no dependencies of those, such as `libc`.
Expand Down Expand Up @@ -624,7 +622,7 @@ impl Step for Rustdoc {
cargo.arg("--no-deps");
cargo.arg("-p").arg("rustdoc");

cargo.env("RUSTDOCFLAGS", "--document-private-items");
cargo.rustdocflag("--document-private-items");
builder.run(&mut cargo.into());
}
}
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