lapack: enable shared libraries, cblas, and tests

pkgs/development/libraries/science/math/liblapack/default.nix

@@ -4,7 +4,7 @@
   gfortran,
   cmake,
   python2,
-  shared ? false
+  shared ? true
 }:
 let
   inherit (stdenv.lib) optional;
@@ -22,16 +22,16 @@ stdenv.mkDerivation {
     sha256 = "0sxnc97z67i7phdmcnq8f8lmxgw10wdwvr8ami0w3pb179cgrbpb";
   };
 
-  buildInputs = [ gfortran ];
-  nativeBuildInputs = [ python2 cmake ];
+  nativeBuildInputs = [ gfortran python2 cmake ];
 
   cmakeFlags = [
     "-DCMAKE_Fortran_FLAGS=-fPIC"
     "-DLAPACKE=ON"
+    "-DCBLAS=ON"
   ]
-  ++ (optional shared "-DBUILD_SHARED_LIBS=ON");
+  ++ optional shared "-DBUILD_SHARED_LIBS=ON";
 
-  doCheck = ! shared;
+  doCheck = true;
 
   enableParallelBuilding = true;
 
@@ -42,4 +42,7 @@ stdenv.mkDerivation {
     license = licenses.bsd3;
     platforms = platforms.all;
   };
+
+  passthru.libblasName = "libblas";
+  passthru.libcblasName = "libcblas";
 }