2 ms·

Actually, that's not the important point. I just noticed that M4 became available a decade before perl! Perl: 1987 M4: 1977 this explains, perhaps, why auto

Actually, that's not the important point. I just noticed that M4 became available a decade before perl! Perl: 1987 M4: 1977 this explains, perhaps, why autotools chose m4 (and why it's in POSIX).

kevin_thibedeau 6y ago
It's in POSIX because it has a specification and can be implemented independently. Perl can't be specified in a standards document. The one attempt was a failure.