diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm index d017ee6216..2034c2198e 100644 --- a/gnu/packages/crates-io.scm +++ b/gnu/packages/crates-io.scm @@ -335,6 +335,32 @@ (define-public rust-json (license (list license:asl2.0 license:expat)))) +(define-public rust-lazy-static + (package + (name "rust-lazy-static") + (version "1.3.0") + (source + (origin + (method url-fetch) + (uri (crate-uri "lazy_static" version)) + (file-name (string-append name "-" version ".tar.gz")) + (sha256 + (base32 + "052ac27w189hrf1j3hz7sga46rp84zl2hqnzyihxv78mgzr2jmxw")))) + (build-system cargo-build-system) + (arguments + `(#:cargo-inputs (("rust-spin" ,rust-spin)))) + (home-page "https://github.com/rust-lang-nursery/lazy-static.rs") + (synopsis "Macro for declaring lazily evaluated statics in Rust") + (description + "This package provides a macro for declaring lazily evaluated statics in +Rust. Using this macro, it is possible to have @code{static}s that require code +to be executed at runtime in order to be initialized. This includes anything +requiring heap allocations, like vectors or hash maps, as well as anything that +requires non-const function calls to be computed.") + (license (list license:asl2.0 + license:expat)))) + (define-public rust-libc (package (name "rust-libc")