notedeck

One damus client to rule them all
git clone git://jb55.com/notedeck
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build.rs (738B)

      1 use std::process::Command;
      2 
      3 fn fallback() {
      4     if let Some(dirname) = std::env::current_dir()
      5         .as_ref()
      6         .ok()
      7         .and_then(|cwd| cwd.file_name().and_then(|fname| fname.to_str()))
      8     {
      9         println!("cargo:rustc-env=GIT_COMMIT_HASH={}", dirname);
     10     } else {
     11         println!("cargo:rustc-env=GIT_COMMIT_HASH=unknown");
     12     }
     13 }
     14 
     15 fn main() {
     16     let output = if let Ok(output) = Command::new("git").args(["rev-parse", "HEAD"]).output() {
     17         output
     18     } else {
     19         fallback();
     20         return;
     21     };
     22 
     23     if output.status.success() {
     24         let hash = String::from_utf8_lossy(&output.stdout);
     25         println!("cargo:rustc-env=GIT_COMMIT_HASH={}", hash.trim());
     26     } else {
     27         fallback();
     28     }
     29 }