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Report which required build-time environment variable is not set

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This commit is contained in:
Jake Goulding
2016-09-25 11:59:12 -04:00
parent 2d1d4d1994
commit cc8727e675
7 changed files with 19 additions and 19 deletions
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8
src/bootstrap/bin/rustdoc.rs
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@@ -20,15 +20,16 @@ use std::path::PathBuf;
fn main() {
let args = env::args_os().skip(1).collect::<Vec<_>>();
let rustdoc = env::var_os("RUSTDOC_REAL").unwrap();
let libdir = env::var_os("RUSTC_LIBDIR").unwrap();
let rustdoc = env::var_os("RUSTDOC_REAL").expect("RUSTDOC_REAL was not set");
let libdir = env::var_os("RUSTC_LIBDIR").expect("RUSTC_LIBDIR was not set");
let stage = env::var("RUSTC_STAGE").expect("RUSTC_STAGE was not set");
let mut dylib_path = bootstrap::util::dylib_path();
dylib_path.insert(0, PathBuf::from(libdir));
let mut cmd = Command::new(rustdoc);
cmd.args(&args)
.arg("--cfg").arg(format!("stage{}", env::var("RUSTC_STAGE").unwrap()))
.arg("--cfg").arg(format!("stage{}", stage))
.arg("--cfg").arg("dox")
.env(bootstrap::util::dylib_path_var(),
env::join_paths(&dylib_path).unwrap());
@@ -37,4 +38,3 @@ fn main() {
Err(e) => panic!("\n\nfailed to run {:?}: {}\n\n", cmd, e),
})
}