Initial commit for freesurfer package (#32395)

* Initial commit for freesurfer package

* Add myself as maintainer

* Change URLs to https and move url function to proper place.

var/spack/repos/builtin/packages/freesurfer/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)
+
+from spack.package import *
+
+
+class Freesurfer(Package):
+    """Freesurfer is an open source software suite for processing and analyzing
+    (human) brain MRI images."""
+
+    homepage = "https://freesurfer.net/"
+
+    # A license is required, but is free to obtain.
+    license_required = True
+    license_files = ["./license.txt"]
+
+    maintainers = ["robgics"]
+
+    version("7.2.0", sha256="4cca78602f898bf633428b9d82cbb9b07e3ab97a86c620122050803779c86d62")
+    version("7.1.1", sha256="6098b166fee8644f44f9ec88f3ffe88d05f2bc033cca60443e99e3e56f2e166b")
+    version("7.1.0", sha256="1b8f26fe5c712433ddb74c47fe1895ed1d9fbff46cfae8aaae2697cb65ae8840")
+
+    depends_on("mesa-glu")
+    depends_on("qt")
+
+    def url_for_version(self, version):
+        return "https://surfer.nmr.mgh.harvard.edu/pub/dist/freesurfer/{0}/freesurfer-linux-centos7_x86_64-{1}.tar.gz".format(
+            version, version
+        )
+
+    def setup_run_environment(self, env):
+        env.prepend_path("PATH", self.prefix.bin)
+        env.set("FREESURFER_HOME", self.prefix)
+        env.set("SUBJECTS_DIR", join_path(self.prefix, "subjects"))
+        env.set("FUNCTIONALS_DIR", join_path(self.prefix, "sessions"))
+
+    def install(self, spec, prefix):
+        install_tree(".", prefix)