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authorEfraim Flashner <efraim@flashner.co.il>2019-08-04 12:53:04 +0300
committerEfraim Flashner <efraim@flashner.co.il>2019-08-12 11:57:22 +0300
commitf69bf22334e673dc622eaf9cb55ff28da83d6970 (patch)
tree6af02cdcdc3001194c838a99753dcc407938d20c
parentdcc0069932c5ffa914e84b910731205f904316ba (diff)
downloadguix-patches-f69bf22334e673dc622eaf9cb55ff28da83d6970.tar
guix-patches-f69bf22334e673dc622eaf9cb55ff28da83d6970.tar.gz
gnu: Add rust-cfg-if.
* gnu/packages/crates-io.scm (rust-cfg-if): New variable.
-rw-r--r--gnu/packages/crates-io.scm21
1 files changed, 21 insertions, 0 deletions
diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 5d79833f7d..7ba20a0f40 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -91,6 +91,27 @@ behave like a set of bitflags.")
(license (list license:asl2.0
license:expat))))
+(define-public rust-cfg-if
+ (package
+ (name "rust-cfg-if")
+ (version "0.1.9")
+ (source
+ (origin
+ (method url-fetch)
+ (uri (crate-uri "cfg-if" version))
+ (file-name (string-append name "-" version ".tar.gz"))
+ (sha256
+ (base32
+ "0csygklgz3ybpr0670rkip49zh76m43ar3k7xgypkzbzrwycx1ml"))))
+ (build-system cargo-build-system)
+ (home-page "https://github.com/alexcrichton/cfg-if")
+ (synopsis "Define an item depending on parameters")
+ (description "This package provides a macro to ergonomically define an item
+depending on a large number of #[cfg] parameters. Structured like an
+@code{if-else} chain, the first matching branch is the item that gets emitted.")
+ (license (list license:asl2.0
+ license:expat))))
+
(define-public rust-proc-macro2
(package
(name "rust-proc-macro2")