- run("cd %s/%s/_build/perl-module && "
- "make install DESTDIR=%s/%s/_build/pspp-%s"
- % (builddir, tarball_dir, builddir, tarball_dir, binary_version),
- "install Perl module")
- run("cd %s/%s/_build/perl-module && make install DESTDIR=$PWD/inst"
- % (builddir, tarball_dir))
+ if build_perl:
+ run("cd %s/%s/_build/perl-module && "
+ "make -j$(nproc) install DESTDIR=%s/%s/_build/pspp-%s"
+ % (builddir, tarball_dir, builddir, tarball_dir, binary_version),
+ "install Perl module")
+ run("cd %s/%s/_build/perl-module && "
+ "make -j$(nproc) install DESTDIR=$PWD/inst"
+ % (builddir, tarball_dir))