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authorAlex McArther <acmcarther@gmail.com>2018-01-09 19:24:12 -0800
committerGitHub <noreply@github.com>2018-01-09 19:24:12 -0800
commitd302c13d2b732f1ff88d3657ceca1852d7e441cb (patch)
tree56b0e5e0018c7341b049be99ef13f12d3dd63e6f
parent21861ea37a0f334fec0964caf4033ece8d566ca0 (diff)
Make CARGO_PKG_VERSION option_env!, rather than env!
-rw-r--r--src/options.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/options.rs b/src/options.rs
index c35aa276..6d6e712c 100644
--- a/src/options.rs
+++ b/src/options.rs
@@ -19,7 +19,7 @@ where
);
let matches = App::new("bindgen")
- .version(env!("CARGO_PKG_VERSION"))
+ .version(option_env!("CARGO_PKG_VERSION").unwrap_or("unknown"))
.about("Generates Rust bindings from C/C++ headers.")
.usage("bindgen [FLAGS] [OPTIONS] <header> -- <clang-args>...")
.args(&[