add gnu plotutils

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

@@ -0,0 +1,36 @@
+# 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 import *
+
+
+class Plotutils(AutotoolsPackage, GNUMirrorPackage):
+    """The GNU plotutils package contains software for both programmers and technical
+    users. Its centerpiece is libplot, a powerful C/C++ function library for exporting
+    2-D vector graphics in many file formats, both vector and bitmap. On the X Window
+    System, it can also do 2-D vector graphics animations."""
+
+    homepage = "https://www.gnu.org/software/plotutils"
+    gnu_mirror_path = "plotutils/plotutils-2.6.tar.gz"
+
+    version('2.6', sha256='4f4222820f97ca08c7ea707e4c53e5a3556af4d8f1ab51e0da6ff1627ff433ab')
+
+    depends_on('libxt')
+    depends_on('libxaw')
+    # libpng@1.5: introduces an error relating to the incomplete type png_struct which
+    # appears to be a result of this codebase using types that later become opaque in
+    # 1.5.0 onwards; see discussion at https://github.com/glennrp/libpng/issues/191.
+    depends_on('libpng@:1.4')
+    depends_on('zlib')
+
+    def configure_args(self):
+        xt = self.spec['libxt']
+        xaw = self.spec['libxaw']
+        configure_args = [
+            '--x-includes={}:{}'.format(xt.prefix.include, xaw.prefix.include),
+            '--x-libraries={}:{}'.format(xt.prefix.lib, xaw.prefix.lib),
+        ]
+        return configure_args