1 files changed, 70 insertions, 0 deletions
diff --git a/var/spack/repos/builtin/packages/gslib/package.py b/var/spack/repos/builtin/packages/gslib/package.py
new file mode 100644
index 0000000000..f11ed17a56
--- /dev/null
+++ b/var/spack/repos/builtin/packages/gslib/package.py
@@ -0,0 +1,70 @@
+# Copyright 2013-2018 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack import *
+
+
+class Gslib(Package):
+    """Highly scalable Gather-scatter code with AMG and XXT solvers"""
+
+    homepage = "https://github.com/gslib/gslib"
+    git      = "https://github.com/gslib/gslib.git"
+
+    version('1.0.2', tag='v1.0.2')
+    version('1.0.1', tag='v1.0.1')
+    version('1.0.0', tag='v1.0.0')
+
+    variant('mpi', default=True, description='Build with MPI')
+    variant('mpiio', default=True, description='Build with MPI I/O')
+    variant('blas', default=False, description='Build with BLAS')
+
+    depends_on('mpi', when="+mpi")
+    depends_on('mpi', when="+mpiio")
+    depends_on('blas', when="+blas")
+
+    conflicts('~mpi', when='+mpiio')
+
+    def install(self, spec, prefix):
+        src_dir = 'src'
+        lib_dir = 'lib'
+        libname = 'libgs.a'
+
+        if self.version == Version('1.0.1'):
+            makefile = 'Makefile'
+        else:
+            makefile = 'src/Makefile'
+
+        cc  = self.compiler.cc
+
+        if '+mpiio' not in spec:
+            filter_file(r'MPIIO.*?=.*1', 'MPIIO = 0', makefile)
+
+        if '+mpi' in spec:
+            cc  = spec['mpi'].mpicc
+        else:
+            filter_file(r'MPI.*?=.*1', 'MPI = 0', makefile)
+            filter_file(r'MPIIO.*?=.*1', 'MPIIO = 0', makefile)
+
+        make_cmd = "CC=" + cc
+
+        if '+blas' in spec:
+            filter_file(r'BLAS.*?=.*0', 'BLAS = 1', makefile)
+            blas = spec['blas'].libs
+            ld_flags = blas.ld_flags
+            filter_file(r'\$\(LDFLAGS\)', ld_flags, makefile)
+
+        if self.version == Version('1.0.1'):
+            make(make_cmd)
+            make('install')
+            install_tree(lib_dir, prefix.lib)
+        elif self.version == Version('1.0.0'):
+            with working_dir(src_dir):
+                make(make_cmd)
+                mkdir(prefix.lib)
+                install(libname, prefix.lib)
+
+        # Should only install the headers (this will be fixed in gslib on
+        # future releases).
+        install_tree(src_dir, prefix.include)