hypre: add superlu-dist variant (#10985)

- add a patch to fix build error with superlu-dist

var/spack/repos/builtin/packages/hypre/package.py

@@ -38,6 +38,8 @@ class Hypre(Package):
     # SuperluDist have conflicting headers with those in Hypre
     variant('internal-superlu', default=True,
             description="Use internal Superlu routines")
+    variant('superlu-dist', default=True,
+            description='Activates support for SuperluDist')
     variant('int64', default=False,
             description="Use 64bit integers")
     variant('mpi', default=True, description='Enable MPI support')
@@ -50,10 +52,12 @@ class Hypre(Package):
     # Patch to build shared libraries on Darwin
     patch('darwin-shared-libs-for-hypre-2.13.0.patch', when='+shared@2.13.0 platform=darwin')
     patch('darwin-shared-libs-for-hypre-2.14.0.patch', when='+shared@2.14.0 platform=darwin')
+    patch('superlu-dist-link.patch')
 
     depends_on("mpi", when='+mpi')
     depends_on("blas")
     depends_on("lapack")
+    depends_on('superlu-dist', when='+superlu-dist+mpi')
 
     # Patch to build shared libraries on Darwin does not apply to
     # versions before 2.13.0
@@ -100,6 +104,13 @@ def install(self, spec, prefix):
             configure_args.append("--without-mli")
             configure_args.append("--without-fei")
 
+        if 'superlu-dist' in self.spec:
+            configure_args.append('--with-dsuperlu-include=%s' %
+                                  spec['superlu-dist'].prefix.include)
+            configure_args.append('--with-dsuperlu-lib=%s' %
+                                  spec['superlu-dist'].libs)
+            configure_args.append('--with-dsuperlu')
+
         if '+debug' in self.spec:
             configure_args.append("--enable-debug")
         else:

var/spack/repos/builtin/packages/hypre/superlu-dist-link.patch

+diff --git a/src/lib/Makefile b/src/lib/Makefile
+index f49d1683..615947b0 100644
+--- a/src/lib/Makefile
++++ b/src/lib/Makefile
+@@ -58,7 +58,7 @@ $(BLASFILES)\
+ $(LAPACKFILES)
+ 
+ SONAME = libHYPRE-${HYPRE_RELEASE_VERSION}${HYPRE_LIB_SUFFIX}
+-SOLIBS = ${MPILIBDIRS} ${MPILIBS} ${LAPACKLIBDIRS} ${LAPACKLIBS}\
++SOLIBS = ${DSUPERLU_LIBS} ${MPILIBDIRS} ${MPILIBS} ${LAPACKLIBDIRS} ${LAPACKLIBS}\
+  ${BLASLIBDIRS} ${BLASLIBS} ${LIBS} ${FLIBS}
+ 
+