ext/congruence_solver/extconf.rb in congruence_solver-0.4.0 vs ext/congruence_solver/extconf.rb in congruence_solver-0.5.0

@@ -11,6 +11,16 @@
 	congruence_solver.c
 	congruences.c
 	prime_gen.c
 ]
 
-create_makefile "congruence_solver/congruence_solver"
\ No newline at end of file
+omp_opt = arg_config("--openmp")
+if omp_opt
+	if have_header("omp.h")
+		$CFLAGS += " " + omp_opt
+		$DLDFLAGS += " " + omp_opt
+	else
+		raise "OpenMP unsupported by this compiler"
+	end
+end
+
+create_makefile "congruence_solver/congruence_solver"