From b0920c5a90ba374a13a509bd9440a983b1cacbaa Mon Sep 17 00:00:00 2001
From: Efraim Flashner <efraim@flashner.co.il>
Date: Thu, 10 Jun 2021 23:10:31 +0300
Subject: gnu: Add rust-cxx-gen-0.7.

* gnu/packages/crates-io.scm (rust-cxx-gen-0.7): New variable.
(rust-cxx-gen-0.6): Inherit from ruxt-cxx-gen-0.7.
---
 gnu/packages/crates-io.scm | 35 ++++++++++++++++++++++++++---------
 1 file changed, 26 insertions(+), 9 deletions(-)

diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 71d3385501..48cb023429 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -11064,15 +11064,39 @@ attributes.")
        #:cargo-development-inputs
        (("rust-cxx-gen" ,rust-cxx-gen-0.6)
         ("rust-pkg-config" ,rust-pkg-config-0.3))))
+
+(define-public rust-cxx-gen-0.7
+  (package
+    (name "rust-cxx-gen")
+    (version "0.7.49")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (crate-uri "cxx-gen" version))
+        (file-name
+         (string-append name "-" version ".tar.gz"))
+        (sha256
+         (base32
+          "08v366jxd2vc8jc2cbvrga0866pwfcaq6hl8yylfx0vhs2n53j53"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:rust ,rust-1.48    ; or newer
+       #:cargo-inputs
+       (("rust-cc" ,rust-cc-1)
+        ("rust-codespan-reporting" ,rust-codespan-reporting-0.11)
+        ("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-syn" ,rust-syn-1))))
     (home-page "https://cxx.rs")
     (synopsis "C++ code generator")
     (description
      "This package provides a C++ code generator for integrating the @code{cxx}
-crate into a Cargo build.")
+crate into higher level tools.")
     (license (list license:expat license:asl2.0))))
 
 (define-public rust-cxx-gen-0.6
   (package
+    (inherit rust-cxx-gen-0.7)
     (name "rust-cxx-gen")
     (version "0.6.7")
     (source
@@ -11084,20 +11108,13 @@ crate into a Cargo build.")
         (sha256
          (base32
           "0avkca16wjy0paplq1ycaf04bj62agfj0awyhyzxyfpdn9rm45j2"))))
-    (build-system cargo-build-system)
     (arguments
      `(#:cargo-inputs
        (("rust-cc" ,rust-cc-1)
         ("rust-codespan-reporting" ,rust-codespan-reporting-0.9)
         ("rust-proc-macro2" ,rust-proc-macro2-1)
         ("rust-quote" ,rust-quote-1)
-        ("rust-syn" ,rust-syn-1))))
-    (home-page "https://cxx.rs")
-    (synopsis "C++ code generator")
-    (description
-     "This package provides a C++ code generator for integrating the @code{cxx}
-crate into higher level tools.")
-    (license (list license:expat license:asl2.0))))
+        ("rust-syn" ,rust-syn-1))))))
 
 (define-public rust-cxx-test-suite-0.0.0
   (package
-- 
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