Add music package (#30147)

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

@@ -0,0 +1,40 @@
+# Copyright 2013-2022 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)
+
+import os
+
+from spack import *
+
+
+class Music(CMakePackage):
+    """MUSIC (Multi-Scale Initial Conditions for Cosmological Simulations) introduced in [Hahn and Abel][1]
+
+    [1]: https://arxiv.org/abs/1103.6031
+    """
+
+    homepage = "https://www-n.oca.eu/ohahn/MUSIC/"
+    git      = "https://bitbucket.org/ohahn/music.git"
+
+    maintainers = ["charmoniumQ"]
+
+    version("2021-12-01", commit="6747c54f3b73ec36719c265fd96362849a83cb45")
+
+    variant("hdf5", default=False, description="Compile with HDF5. Some MUSIC output plug-ins---such as ENZO, Arepo and the MUSIC generic format---require HDF5.")
+    variant("single_prec", default=False, description="Enable single-precision")
+
+    depends_on("fftw@3:")
+    depends_on("gsl")
+    depends_on("hdf5", when="+hdf5")
+
+    def cmake_args(self):
+        return [
+            self.define_from_variant("MUSIC_ENABLE_SINGLE_PRECISION", "single_prec")
+        ]
+
+    def install(self, spec, prefix):
+        music_exe = os.path.join(self.build_directory, "MUSIC")
+        set_executable(music_exe)
+        mkdirp(prefix.bin)
+        install(music_exe, prefix.bin)