initial trivial macro

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

macros.cargo

@@ -0,0 +1,37 @@
+%__cargo %{_bindir}/cargo
+%__cargo_common_opts --release %{?_smp_mflags}
+
+%cargo_registry %{_usrsrc}/rust
+
+%cargo_prep() %{expand:\
+%{__mkdir} -p .cargo && cat > .cargo/config << EOF \
+[build]\
+rustc = "%{__rustc}"\
+rustflags = %{__global_rustflags_toml}\
+\
+[term]\
+verbose = true\
+\
+[source]\
+\
+[source.local-registry]\
+directory = "%{cargo_registry}"\
+\
+[source.crates-io]\
+registry = "https://crates.io"\
+replace-with = "local-registry"\
+EOF}
+
+%cargo_build() %{expand:%__cargo build %{__cargo_common_opts} %{?1}}
+
+%cargo_test() %{expand:%__cargo test %{__cargo_common_opts} %{?1}}
+
+%cargo_install() %{expand:%__cargo install %{?_smp_mflags}               \\\
+                                           --path .                      \\\
+                                           --root %{buildroot}%{_prefix} \\\
+                                           %{?1}                         \\\
+                   && rm %{buildroot}%{_prefix}/.crates.toml}
+
+%cargo_install_crate() %{expand: mkdir -p %{buildroot}%{cargo_registry}/%{1} &&        \\\
+  %__cargo package -l | xargs cp --parents -p -t %{buildroot}%{cargo_registry}/%{1} && \\\
+  echo '{"files":{},"package":""}' >%{buildroot}%{cargo_registry}/%{1}/.cargo-checksum.json}

macros.rust

@@ -0,0 +1,9 @@
+%__rustc %{_bindir}/rustc
+
+# Enable optimization, debuginfo, and link hardening.
+%__global_rustflags -Copt-level=3 -g -Clink-arg=-Wl,-z,relro,-z,now
+
+%__global_rustflags_toml [%{lua:
+    for arg in string.gmatch(rpm.expand("%{__global_rustflags}"), "%S+") do
+        print('"' .. arg .. '", ')
+    end}]

macros.rust-srpm

@@ -0,0 +1 @@
+%rust_arches x86_64 i686 armv7hl aarch64 ppc64 ppc64le s390x