libqrencode: new package at v4.1.1 (#21801)

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

@@ -0,0 +1,44 @@
+# Copyright 2013-2021 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 Libqrencode(AutotoolsPackage):
+    """libqrencode - a fast and compact QR Code encoding library."""
+
+    homepage = "https://fukuchi.org/works/qrencode/"
+    url      = "https://github.com/fukuchi/libqrencode/archive/v4.1.1.tar.gz"
+    git      = "https://github.com/fukuchi/libqrencode.git"
+
+    maintainers = ['cessenat']
+
+    version('master', branch='master')
+    version('4.1.1', sha256='5385bc1b8c2f20f3b91d258bf8ccc8cf62023935df2d2676b5b67049f31a049c')
+
+    depends_on('autoconf', type='build')
+    depends_on('automake', type='build')
+    # We assume a reasonably recent libtool is necessary
+    depends_on('libtool@2.4.2:', type='build')
+    depends_on('m4', type='build')
+    depends_on('pkgconfig', type='build')
+    # https://fukuchi.org/works/qrencode/ requires libpng-dev
+    depends_on('libpng@1.2.0:', type='link')
+
+    def autoreconf(self, spec, prefix):
+        # We had to call for autoreconf as well:
+        # https://stackoverflow.com/questions/3096989/libtool-version-mismatch-error
+        # There appears $LIBTOOLIZE --force --automake --copy is not necessary
+        args = [
+            'autoreconf --force --install',
+        ]
+        with open('autogen.sh', 'a') as fh:
+            fh.write('\n'.join(args))
+        # https://fukuchi.org/works/qrencode/
+        # If there is no "configure" script in the source code directory,
+        # run "autogen.sh" at first to generate it - this is mandatory if
+        # you downloaded the source from GitHub
+        Executable('./autogen.sh')()