Gnu M4 manual works well, while for TeX there's the Gentle Introduction.
For an abstract, design/implementation introduction, though? There isn't. We don't learn about macro languages just as we don't learn about domain specific languages.
For an abstract, design/implementation introduction, though? There isn't. We don't learn about macro languages just as we don't learn about domain specific languages.
I haven't, but could be interested; are there any good tutorials or such that you might suggest?