diff options
Diffstat (limited to 'build.rs')
-rw-r--r-- | build.rs | 5 |
1 files changed, 5 insertions, 0 deletions
@@ -7,6 +7,7 @@ fn main() { rustc_minor_version().expect("Failed to get rustc version"); let rustc_dep_of_std = env::var("CARGO_FEATURE_RUSTC_DEP_OF_STD").is_ok(); let align_cargo_feature = env::var("CARGO_FEATURE_ALIGN").is_ok(); + let const_extern_fn_cargo_feature = env::var("CARGO_FEATURE_CONST_EXTERN_FN").is_ok(); let libc_ci = env::var("LIBC_CI").is_ok(); if env::var("CARGO_FEATURE_USE_STD").is_ok() { @@ -72,6 +73,10 @@ fn main() { if rustc_dep_of_std { println!("cargo:rustc-cfg=libc_thread_local"); } + + if const_extern_fn_cargo_feature { + println!("cargo:rustc-cfg=libc_const_extern_fn"); + } } fn rustc_minor_version() -> Option<u32> { |