Adapt to new packaging

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

rand-fix-metadata.diff

@@ -1,10 +1,10 @@
---- rand-0.4.2/Cargo.toml	1970-01-01T01:00:00+01:00
-+++ rand-0.4.2/Cargo.toml	2018-01-06T13:44:52.496038+01:00
+--- rand-0.4.3/Cargo.toml	1970-01-01T01:00:00+01:00
++++ rand-0.4.3/Cargo.toml	2018-10-31T11:43:07.471112+01:00
 @@ -22,6 +22,7 @@
  categories = ["algorithms"]
  license = "MIT/Apache-2.0"
  repository = "https://github.com/rust-lang-nursery/rand"
-+exclude = ["utils/*.py"]
++exclude = ["/utils/*", "/.travis.yml", "/appveyor.yml"]
  
  [features]
  alloc = []

rust-rand0.4.spec

@@ -6,7 +6,7 @@
 
 Name:           rust-%{crate}0.4
 Version:        0.4.3
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        Random number generators and other randomness functionality
 
 # Upstream license specification: MIT/Apache-2.0
@@ -14,27 +14,92 @@ License:        MIT or ASL 2.0
 URL:            https://crates.io/crates/rand
 Source0:        https://crates.io/api/v1/crates/%{crate}/%{version}/download#/%{crate}-%{version}.crate
 # Initial patched metadata
-# * Exclude python utilities
-Patch0:         rand-0.4.2-fix-metadata.diff
+# * Exclude unneeded files
+Patch0:         rand-fix-metadata.diff
 
 ExclusiveArch:  %{rust_arches}
 
 BuildRequires:  rust-packaging
-# [dependencies]
-BuildRequires:  (crate(libc) >= 0.2.0 with crate(libc) < 0.3.0)
+BuildRequires:  (crate(libc/default) >= 0.2.0 with crate(libc/default) < 0.3.0)
 
-%description
-%{summary}.
+%global _description \
+Random number generators and other randomness functionality.
+
+%description %{_description}
 
 %package        devel
 Summary:        %{summary}
 BuildArch:      noarch
 
-%description    devel
-Random number generators and other randomness functionality.
+%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-MIT LICENSE-APACHE
+%doc README.md CHANGELOG.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
+
+%package     -n %{name}+alloc-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+alloc-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "alloc" feature of "%{crate}" crate.
+
+%files       -n %{name}+alloc-devel
+%ghost %{cargo_registry}/%{crate}-%{version}/Cargo.toml
+
+%package     -n %{name}+i128_support-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+i128_support-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "i128_support" feature of "%{crate}" crate.
+
+%files       -n %{name}+i128_support-devel
+%ghost %{cargo_registry}/%{crate}-%{version}/Cargo.toml
+
+%package     -n %{name}+libc-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+libc-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "libc" feature of "%{crate}" crate.
+
+%files       -n %{name}+libc-devel
+%ghost %{cargo_registry}/%{crate}-%{version}/Cargo.toml
+
+%package     -n %{name}+std-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description -n %{name}+std-devel %{_description}
+
+This package contains library source intended for building other packages
+which use "std" feature of "%{crate}" crate.
+
+%files       -n %{name}+std-devel
+%ghost %{cargo_registry}/%{crate}-%{version}/Cargo.toml
 
 %prep
 %autosetup -n %{crate}-%{version} -p1
@@ -51,13 +116,10 @@ which use %{crate} from crates.io.
 %cargo_test
 %endif
 
-%files          devel
-%license LICENSE-MIT LICENSE-APACHE
-%doc README.md CHANGELOG.md
-%{cargo_registry}/%{crate}-%{version}/
-%exclude %{cargo_registry}/%{crate}-%{version}/appveyor.yml
-
 %changelog
+* Wed Oct 31 2018 Igor Gnatenko <ignatenkobrain@fedoraproject.org> - 0.4.3-2
+- Adapt to new packaging
+
 * Fri Sep 07 2018 Josh Stone <jistone@redhat.com> - 0.4.3-1
 - Update to 0.4.3