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stage info #26599

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merged 2 commits into from
Jul 7, 2015
Merged

stage info #26599

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555b021
rustc_driver: Print stage info in --version --verbose
richo Jun 26, 2015
e66ac43
rustc_driver: Omit stage info for stage2+
richo Jul 6, 2015
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14 changes: 14 additions & 0 deletions src/librustc_driver/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -481,6 +481,17 @@ pub fn commit_date_str() -> Option<&'static str> {
option_env!("CFG_VER_DATE")
}

/// Returns a stage string, such as "stage0".
pub fn stage_str() -> Option<&'static str> {
if cfg!(stage0) {
Some("stage0")
} else if cfg!(stage1) {
Some("stage1")
} else {
None
}
}

/// Prints version information
pub fn version(binary: &str, matches: &getopts::Matches) {
let verbose = matches.opt_present("verbose");
Expand All @@ -493,6 +504,9 @@ pub fn version(binary: &str, matches: &getopts::Matches) {
println!("commit-date: {}", unw(commit_date_str()));
println!("host: {}", config::host_triple());
println!("release: {}", unw(release_str()));
if let Some(stage) = stage_str() {
println!("stage: {}", stage);
}
}
}

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