# python3_pkgversion specifies the version of Python 3 in the distro.  It can be

# a specific version (e.g. 34 in Fedora EPEL7)

%python3_pkgversion 3

# Set to /bin/true to avoid %ifdefs and %{? in specfiles

%__python3_other /bin/true

%py3_other_build /bin/true

%py3_other_install /bin/true

# === Macros for Build/Requires tags using Python dist tags ===

# - https://fedoraproject.org/wiki/Changes/Automatic_Provides_for_Python_RPM_Packages

# - These macros need to be in macros.python-srpm, because BuildRequires tags

#   get rendered as runtime requires into the metadata of SRPMs.

# Converts Python dist name to a canonical format

%py_dist_name() %{lua:\

        name = rpm.expand("%{?1:%{1}}");\

        canonical = string.gsub(string.lower(name), "%W+", "-");\

        print(canonical);\

}

# Creates Python 2 dist tag(s) after converting names to canonical format

#   Needs to first put all arguments into a list, because invoking a different

#   macro (%py_dist_name) overwrites them

%py2_dist() %{lua:\

        args = {}\

        arg = 1\

        while (true) do\

                name = rpm.expand("%{?" .. arg .. ":%{" .. arg .. "}}");\

                if (name == nil or name == '') then\

                        break\

                end\

                args[arg] = name\

                arg = arg + 1\

        end\

        for arg, name in ipairs(args) do\

                canonical = rpm.expand("%py_dist_name " .. name);\

                print("python2dist(" .. canonical .. ") ");\

        end\

}

# Creates Python 3 dist tag(s) after converting names to canonical format

#   Needs to first put all arguments into a list, because invoking a different

#   macro (%py_dist_name) overwrites them

%py3_dist() %{lua:\

        args = {}\

        arg = 1\

        while (true) do\

                name = rpm.expand("%{?" .. arg .. ":%{" .. arg .. "}}");\

                if (name == nil or name == '') then\

                        break\

                end\

                args[arg] = name\

                arg = arg + 1\

        end\

        for arg, name in ipairs(args) do\

                canonical = rpm.expand("%py_dist_name " .. name);\

                print("python3dist(" .. canonical .. ") ");\

        end\

}