respect configured number of parallel jobs

diff --git a/rust.spec b/rust.spec
index b1f2e7d82747fdffe1807fba31e1fd12e9c7da35..0b3991703e8710d0f18d38fefb78aba20a5a218f 100644 (file)
--- a/rust.spec
+++ b/rust.spec
@@ -102,6 +102,14 @@ BuildRoot: %{tmpdir}/%{name}-%{version}-root-%(id -u -n)
 %define                _noautoreqfiles         lib.*-[[:xdigit:]]{8}[.]so.*
 %define                _noautoprovfiles        lib.*-[[:xdigit:]]{8}[.]so.*
 
+%define                x_py { \
+       x_py() { \
+               local cmd="$1"; \
+               shift; \
+               %{?__jobs:CARGO_BUILD_JOBS=%__jobs }./x.py "$cmd" %{?__jobs:-j %__jobs} "$@"; \
+       }; x_py }
+
+
 %description
 Rust is a systems programming language that runs blazingly fast,
 prevents segfaults, and guarantees thread safety.
@@ -289,16 +297,17 @@ find vendor -name .cargo-checksum.json \
        --llvm-root=%{_prefix} \
        --release-channel=%{channel}
 
-RUST_BACKTRACE=full \
-./x.py dist --verbose
+export RUST_BACKTRACE=full
+%x_py dist --verbose
 
-%{?with_tests:./x.py test}
+%{?with_tests:%x_py test}
 
 %install
 rm -rf $RPM_BUILD_ROOT
 
-DESTDIR=$RPM_BUILD_ROOT ./x.py install
-DESTDIR=$RPM_BUILD_ROOT ./x.py install src
+export DESTDIR=$RPM_BUILD_ROOT
+%x_py install
+%x_py install src
 
 # Make sure the shared libraries are in the proper libdir
 %if "%{_libdir}" != "%{common_libdir}"