gnu: Add rust-findshlibs.

* gnu/packages/crates-io.scm (rust-findshlibs): New variable.

gnu/packages/crates-io.scm

@@ -354,6 +354,31 @@ provides implementations for @code{HashMap} and @code{HashSet}.")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-findshlibs
+  (package
+    (name "rust-findshlibs")
+    (version "0.5.0")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (crate-uri "findshlibs" version))
+        (file-name (string-append name "-" version ".tar.gz"))
+        (sha256
+         (base32
+          "1n2vagn0q5yim32hxkwi1cjgp3yn1dm45p7z8nw6lapywihhs9mi"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-lazy-static" ,rust-lazy-static)
+        ("rust-libc" ,rust-libc))))
+    (home-page "https://github.com/gimli-rs/findshlibs")
+    (synopsis "Find the set of shared libraries loaded in the current process")
+    (description
+     "Find the set of shared libraries loaded in the current process with a
+cross platform API.")
+    (license (list license:asl2.0
+                   license:expat))))
+
 (define-public rust-fnv
   (package
     (name "rust-fnv")