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Provide a better error when x.py install src/doc doesn't work.

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This commit is contained in:
Eric Huss 2021-07-12 13:29:47 -07:00
parent 60ff731110
commit 166c147c27
1 changed files with 6 additions and 4 deletions
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10
src/bootstrap/install.rs
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@ -139,10 +139,12 @@ macro_rules! install {
install!((self, builder, _config),
Docs, "src/doc", _config.docs, only_hosts: false, {
// `expect` should be safe, only None when config.docs is false,
// which is guarded in `should_run`
let tarball = builder.ensure(dist::Docs { host: self.target }).expect("missing docs");
install_sh(builder, "docs", self.compiler.stage, Some(self.target), &tarball);
if let Some(tarball) = builder.ensure(dist::Docs { host: self.target }) {
install_sh(builder, "docs", self.compiler.stage, Some(self.target), &tarball);
} else {
panic!("docs are not available to install, \
check that `build.docs` is true in `config.toml`");
}
};
Std, "library/std", true, only_hosts: false, {
for target in &builder.targets {