From e2fa74c533b49cb3479d4c75d5b68f6993e33082 Mon Sep 17 00:00:00 2001
From: takanori-ihara <62980219+takanori-ihara@users.noreply.github.com>
Date: Sun, 31 May 2020 11:20:08 +0900
Subject: Add new package:linsys-v (#16823)

---
 .../repos/builtin/packages/linsys-v/package.py     | 67 ++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 var/spack/repos/builtin/packages/linsys-v/package.py

diff --git a/var/spack/repos/builtin/packages/linsys-v/package.py b/var/spack/repos/builtin/packages/linsys-v/package.py
new file mode 100644
index 0000000000..cc8e94c26b
--- /dev/null
+++ b/var/spack/repos/builtin/packages/linsys-v/package.py
@@ -0,0 +1,67 @@
+# Copyright 2013-2020 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 LinsysV(MakefilePackage):
+    """LINSYS_V: Verified Solution of Linear Systems"""
+
+    homepage = "http://www.math.twcu.ac.jp/ogita/post-k/"
+    url = "http://www.math.twcu.ac.jp/ogita/post-k/software/LINSYS_V/LINSYS_V_alpha.tar.gz"
+
+    version(
+        "alpha",
+        sha256="6666bc837bb6598b7cdefb233d3d0f2c308a24fe3465e4fe9b6c9762810bb320",
+    )
+
+    depends_on("mpi")
+    depends_on("blas", type="link")
+    depends_on("lapack", type="link")
+    depends_on("scalapack", type="link")
+
+    def patch(self):
+        math_libs = (
+            self.spec["lapack"].libs
+            + self.spec["blas"].libs
+            + self.spec["scalapack"].libs
+        )
+        makefile = FileFilter("Makefile")
+        if self.spec.satisfies("%gcc"):
+            makefile.filter(r"^ENV\s+=\sK", "#ENV=K")
+            makefile.filter(r"^#ENV\s+=\sGCC", "ENV=GCC")
+            makefile.filter(r"^MKL\s+=\s1", "MKL=0")
+            makefile.filter(r"^CC\s+=\smpicc",
+                            "CC={0}".format(self.spec["mpi"].mpicc))
+            makefile.filter(
+                r"^LIBS\s+=\s-lscalapack\s-lblacs\s-llapack\s-lblas",
+                "LIBS={0}".format(math_libs.ld_flags) + " -lm",
+            )
+        elif self.spec.satisfies("%fj"):
+            makefile.filter(r"^#ENV\s+=\sK", "ENV=K")
+            makefile.filter(r"^ENV\s+=\sGCC", "#ENV=GCC")
+            makefile.filter(r"^MKL\s+=\s1", "MKL=0")
+            makefile.filter(
+                r"^CC\s+=\smpifccpx",
+                "CC={0}".format(self.spec["mpi"].mpicc)
+            )
+            makefile.filter(
+                r"^CFLAGS\s+=\s-Kfast,openmp",
+                "CFLAGS=-Ofast {0}".format(self.compiler.openmp_flag),
+            )
+            makefile.filter(
+                r"^LIBS\s+=\s-SCALAPACK\s-SSL2BLAMP",
+                "LIBS=-SSL2BLAMP {0}".format(math_libs.ld_flags),
+            )
+        elif self.spec.satisfies("%intel"):
+            makefile.filter(r"^ENV\s+=\sGCC", "#ENV=GCC")
+            makefile.filter(r"^ENV\s+=\sICC", "ENV=ICC")
+            makefile.filter(r"^C\s+=\smpiicc",
+                            "CC={0}".format(self.spec["mpi"].mpicc))
+
+    def install(self, spec, prefix):
+        mkdirp(prefix.bin)
+        install("ex_linsys_v", prefix.bin)
-- 
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