add: args-hxx (#645)

anda/lib/args-hxx/anda.hcl

@@ -0,0 +1,5 @@
+project pkg {
+	rpm {
+		spec = "args-hxx.spec"
+	}
+}

anda/lib/args-hxx/args-hxx.spec

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+%define debug_package %nil
+
+Name:		args-hxx
+Version:	6.4.6
+Release:	1%?dist
+Summary:	A simple header-only C++ argument parser library
+License:	MIT
+URL:		https://github.com/Taywee/args
+Source0:	%url/archive/refs/tags/%version.tar.gz
+BuildRequires:	make doxygen gcc-c++ cmake
+
+%description
+A simple header-only C++ argument parser library. Supposed to be flexible and
+powerful, and attempts to be compatible with the functionality of the Python
+standard argparse library (though not necessarily the API).
+
+%prep
+%autosetup -n args-%version
+
+%build
+%cmake
+%cmake_build
+make doc/man
+
+%install
+%cmake_install
+make installman DESTDIR=%buildroot%_prefix
+
+%files
+
+%changelog
+%autochangelog

anda/lib/args-hxx/update.rhai

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+rpm.version(gh("Taywee/args"));