Adapt to new packaging

Signed-off-by: Igor Gnatenko <ignatenkobrain@fedoraproject.org>

rayon-core-fix-metadata.diff

@@ -1,11 +1,11 @@
---- rayon-core-1.4.1/Cargo.toml	1969-12-31T16:00:00-08:00
-+++ rayon-core-1.4.1/Cargo.toml	2018-07-16T22:18:30.971732-07:00
+--- rayon-core-1.4.1/Cargo.toml	1970-01-01T01:00:00+01:00
++++ rayon-core-1.4.1/Cargo.toml	2018-10-28T02:33:49.374552+02:00
 @@ -45,7 +45,7 @@
  name = "simple_panic"
  path = "tests/simple_panic.rs"
  [dependencies.crossbeam-deque]
 -version = "0.2.0"
-+version = "0.4"
++version = "0.4.0"
  
  [dependencies.lazy_static]
  version = "1"

rust-rayon-core.spec

@@ -1,6 +1,6 @@
 # Generated by rust2rpm
-# Some tests don't work with optimized builds
-# https://github.com/rayon-rs/rayon/issues/585
+# * Some tests don't work with optimized builds
+#   https://github.com/rayon-rs/rayon/issues/585
 %bcond_with check
 %global debug_package %{nil}
 
@@ -8,41 +8,58 @@
 
 Name:           rust-%{crate}
 Version:        1.4.1
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Core APIs for Rayon
 
+# Upstream license specification: Apache-2.0/MIT
 License:        ASL 2.0 or MIT
 URL:            https://crates.io/crates/rayon-core
 Source0:        https://crates.io/api/v1/crates/%{crate}/%{version}/download#/%{crate}-%{version}.crate
 # Initial patched metadata
 # * Bump crossbeam-deque to 0.4, upstream doesn't want this
-Patch0:         rayon-core-1.4.1-fix-metadata.diff
+Patch0:         rayon-core-fix-metadata.diff
 
 ExclusiveArch:  %{rust_arches}
 
 BuildRequires:  rust-packaging
-# [dependencies]
-BuildRequires:  (crate(crossbeam-deque) >= 0.4.0 with crate(crossbeam-deque) < 0.5.0)
-BuildRequires:  (crate(lazy_static) >= 1.0.0 with crate(lazy_static) < 2.0.0)
-BuildRequires:  (crate(libc) >= 0.2.16 with crate(libc) < 0.3.0)
-BuildRequires:  (crate(num_cpus) >= 1.2.0 with crate(num_cpus) < 2.0.0)
+BuildRequires:  (crate(crossbeam-deque/default) >= 0.4.0 with crate(crossbeam-deque/default) < 0.5.0)
+BuildRequires:  (crate(lazy_static/default) >= 1.0.0 with crate(lazy_static/default) < 2.0.0)
+BuildRequires:  (crate(libc/default) >= 0.2.16 with crate(libc/default) < 0.3.0)
+BuildRequires:  (crate(num_cpus/default) >= 1.2.0 with crate(num_cpus/default) < 2.0.0)
 %if %{with check}
-# [dev-dependencies]
-BuildRequires:  (crate(rand) >= 0.5.0 with crate(rand) < 0.6.0)
+BuildRequires:  (crate(rand/default) >= 0.5.0 with crate(rand/default) < 0.6.0)
 %endif
 
-%description
-%{summary}.
+%global _description \
+Core APIs for Rayon.
+
+%description %{_description}
 
 %package        devel
 Summary:        %{summary}
 BuildArch:      noarch
 
-%description    devel
-Core APIs for Rayon.
+%description    devel %{_description}
 
 This package contains library source intended for building other packages
-which use %{crate} from crates.io.
+which use "%{crate}" crate.
+
+%files          devel
+%license LICENSE-APACHE LICENSE-MIT
+%doc README.md
+%{cargo_registry}/%{crate}-%{version}/
+
+%package     -n %{name}+default-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+default-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "default" feature of "%{crate}" crate.
+
+%files       -n %{name}+default-devel
+%ghost %{cargo_registry}/%{crate}-%{version}/Cargo.toml
 
 %prep
 %autosetup -n %{crate}-%{version} -p1
@@ -59,12 +76,10 @@ which use %{crate} from crates.io.
 %cargo_test
 %endif
 
-%files          devel
-%license LICENSE-APACHE LICENSE-MIT
-%doc README.md
-%{cargo_registry}/%{crate}-%{version}/
-
 %changelog
+* Sun Oct 28 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 1.4.1-2
+- Adapt to new packaging
+
 * Tue Jul 17 2018 Josh Stone <jistone@redhat.com> - 1.4.1-1
 - Update to 1.4.1