add cfg(feature = "frozen-abi") to build.rs

anza-xyz · Aug 5, 2024 · f0397d3 · f0397d3
1 parent 2316fea
commit f0397d3
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diff --git a/frozen-abi/Cargo.toml b/frozen-abi/Cargo.toml
@@ -31,3 +31,8 @@ solana-logger = { workspace = true }
 
 [build-dependencies]
 rustc_version = { workspace = true }
+
+[features]
+default = ["frozen-abi"]
+# no reason to deactivate this. It's needed because the build.rs is reused elsewhere
+frozen-abi = []
diff --git a/frozen-abi/build.rs b/frozen-abi/build.rs
@@ -1,7 +1,10 @@
+#[cfg(feature = "frozen-abi")]
 extern crate rustc_version;
+#[cfg(feature = "frozen-abi")]
 use rustc_version::{version_meta, Channel};
 
 fn main() {
+    #[cfg(feature = "frozen-abi")]
     // Copied and adapted from
     // https://github.com/Kimundi/rustc-version-rs/blob/1d692a965f4e48a8cb72e82cda953107c0d22f47/README.md#example
     // Licensed under Apache-2.0 + MIT

diff --git a/frozen-abi/macro/Cargo.toml b/frozen-abi/macro/Cargo.toml
@@ -19,3 +19,8 @@ syn = { workspace = true, features = ["full", "extra-traits"] }
 
 [build-dependencies]
 rustc_version = { workspace = true }
+
+[features]
+default = ["frozen-abi"]
+# no reason to deactivate this. It's needed because the build.rs is reused elsewhere
+frozen-abi = []