changequote oddity
Jack Andrews <[email protected]> Thu, 20 Jul 2017 19:29:39 +1000
| Newsgroups | gmane.comp.gnu.m4.general |
|---|---|
| Message-ID | <CAJvHTNwvA15kp9M2anFqDhop76VU6PcxqPuSBesEvTdEbKEP5Q@mail.gmail.com> |
new to m4, but i can't explain why the last ` in this file appears to quote the rest of file? note the last changequote() i got the define from stackoverflow... $ cat f define(`ticks',changequote([,])[changequote([,])```changequote(`,')]changequote(`,'))dnl changequote(<,>)dnl expandticks (ticks) expandticks (`ticks) ' $ m4 f expandticks (```) expandticks (ticks)