Rework of the spec for building.

- Restricts version required for compilation
- Uses rust-build

OBS-URL: https://build.opensuse.org/package/show/devel:languages:rust/rust?expand=0&rev=99

rust.spec

@@ -19,7 +19,6 @@
 
 %global prev_rust 1.15.1
 %global prev_cargo 0.16.0
-%global _version 1_16
 %global abi gnu
 %ifarch s390x
 %global _arch s390x
@@ -42,7 +41,7 @@
 %endif
 %global rust_triple %{_arch}-unknown-linux-%{abi}
 %bcond_with bootstrap
-Name:           rust-%{_version}
+Name:           rust
 Version:        1.16.0
 Release:        0
 Summary:        A systems programming language
@@ -68,7 +67,7 @@ Recommends:     %{name}-std
 
 Provides:       rust = %{version}
 Conflicts:      otherproviders(rust)
-Conflicts:		rustc-bootstrap
+Conflicts:      rustc-bootstrap
 
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
 # Restrict the architectures as building rust relies on being initially
@@ -107,37 +106,34 @@ even though some of these abstractions feel like those of a
 high-level language. Even then, Rust still allows precise
 control like a low-level language would.
 
-%package -n rust-std-%{_version}
+%package -n rust-std
 Summary:        Standard library for Rust
 Group:          Development/Languages/Other
 Provides:       rust-std = %{version}
-Conflicts:      rust-std < %{version}
+Conflicts:      otherproviders(rust-std)
-Conflicts:      rust-std > %{version}
 
-%description -n rust-std-%{_version}
+%description -n rust-std
 This package includes the standard libraries for building
 applications written in Rust.
 
-%package -n rust-doc-%{_version}
+%package -n rust-doc
 Summary:        Rust documentation
 Group:          Development/Languages/Other
 Provides:       rust-doc = %{version}
-Conflicts:      rust-doc < %{version}
+Conflicts:      otherproviders(rust-doc)
-Conflicts:      rust-doc > %{version}
 
-%description -n rust-doc-%{_version}
+%description -n rust-doc
 Documentation for the Rust language.
 
-%package -n rust-gdb-%{_version}
+%package -n rust-gdb
 Summary:        Gdb integration for rust binaries
 Group:          Development/Languages/Other
 Supplements:    packageand(%{name}:gdb)
-Provides:       rustc:%{_bindir}/rust-gdb
 Provides:       rust-gdb = %{version}
-Conflicts:      rust-gdb < %{version}
+Provides:       rustc:%{_bindir}/rust-gdb
-Conflicts:      rust-gdb > %{version}
+Conflicts:      otherproviders(rust-gdb)
 
-%description -n rust-gdb-%{_version}
+%description -n rust-gdb
 This subpackage provides pretty printers and a wrapper script for
 invoking gdb on rust binaries.
 
@@ -212,7 +208,7 @@ rm %{buildroot}%{_defaultdocdir}/%{name}/{COPYRIGHT,LICENSE-APACHE,LICENSE-MIT}
 %{_prefix}/lib/lib*.so
 %exclude %{_docdir}/%{name}/html
 
-%files -n rust-std-%{_version}
+%files -n rust-std
 %defattr(-,root,root)
 %dir %{_prefix}/lib/rustlib
 %dir %{_prefix}/lib/rustlib/%{rust_triple}
@@ -220,7 +216,7 @@ rm %{buildroot}%{_defaultdocdir}/%{name}/{COPYRIGHT,LICENSE-APACHE,LICENSE-MIT}
 %{_prefix}/lib/rustlib/%{rust_triple}/lib/*.rlib
 %{_prefix}/lib/rustlib/%{rust_triple}/lib/*.so 
 
-%files -n rust-gdb-%{_version}
+%files -n rust-gdb
 %defattr(-,root,root,-)
 %{_bindir}/rust-gdb
 %dir %{_prefix}/lib/rustlib
@@ -230,7 +226,7 @@ rm %{buildroot}%{_defaultdocdir}/%{name}/{COPYRIGHT,LICENSE-APACHE,LICENSE-MIT}
 %{_prefix}/lib/rustlib/etc/gdb_rust_pretty_printing.py
 %{_prefix}/lib/rustlib/etc/lldb_rust_formatters.py
 
-%files -n rust-doc-%{_version}
+%files -n rust-doc
 %defattr(-,root,root)
 %license %{_docdir}/%{name}/html/FiraSans-LICENSE.txt
 %license %{_docdir}/%{name}/html/Heuristica-LICENSE.txt