adobe-source-code-pro-fonts/61-adobe-source-code-pro-fonts-fontconfig.conf

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE fontconfig SYSTEM "urn:fontconfig:fonts.dtd">
<fontconfig>

    <!-- Aliasing monospace to prefer Source Code Pro -->
    <alias>
        <family>monospace</family>
        <prefer>
            <family>Source Code Pro</family>
        </prefer>
    </alias>

    <!-- Defaults if Source Code Pro isn't available -->
    <alias>
        <family>Source Code Pro</family>
        <default>
            <family>monospace</family>
        </default>
    </alias>

    <!-- Specifying each style and weight for Source Code Pro -->
    <alias>
        <family>Source Code Pro</family>
        <prefer>
            <family>Source Code Pro Regular</family>
        </prefer>
    </alias>
    <alias>
        <family>Source Code Pro</family>
        <prefer>
            <family>Source Code Pro Italic</family>
        </prefer>
    </alias>
    <alias>
        <family>Source Code Pro</family>
        <prefer>
            <family>Source Code Pro Bold</family>
        </prefer>
    </alias>
    <alias>
        <family>Source Code Pro</family>
        <prefer>
            <family>Source Code Pro Bold Italic</family>
        </prefer>
    </alias>
    <alias>
        <family>Source Code Pro</family>
        <prefer>
            <family>Source Code Pro Light</family>
        </prefer>
    </alias>
    <alias>
        <family>Source Code Pro</family>
        <prefer>
            <family>Source Code Pro Light Italic</family>
        </prefer>
    </alias>
    <alias>
        <family>Source Code Pro</family>
        <prefer>
            <family>Source Code Pro Medium</family>
        </prefer>
    </alias>
    <alias>
        <family>Source Code Pro</family>
        <prefer>
            <family>Source Code Pro Medium Italic</family>
        </prefer>
    </alias>
    <alias>
        <family>Source Code Pro</family>
        <prefer>
            <family>Source Code Pro Semibold</family>
        </prefer>
    </alias>
    <alias>
        <family>Source Code Pro</family>
        <prefer>
            <family>Source Code Pro Semibold Italic</family>
        </prefer>
    </alias>
    <alias>
        <family>Source Code Pro</family>
        <prefer>
            <family>Source Code Pro ExtraLight</family>
        </prefer>
    </alias>
    <alias>
        <family>Source Code Pro</family>
        <prefer>
            <family>Source Code Pro ExtraLight Italic</family>
        </prefer>
    </alias>
    <alias>
        <family>Source Code Pro</family>
        <prefer>
            <family>Source Code Pro Black</family>
        </prefer>
    </alias>
    <alias>
        <family>Source Code Pro</family>
        <prefer>
            <family>Source Code Pro Black Italic</family>
        </prefer>
    </alias>
</fontconfig>