Re: expansion
Eric Blake <[email protected]>
| Newsgroups | gmane.comp.gnu.m4.general |
|---|---|
| Message-ID | <[email protected]> |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 According to Jack Woehr on 11/30/2009 9:49 PM: > Josef Vukovic wrote: >> >> define(`foo',`foo is not bar') this cause a infinite loop. > OH!!! > > Yes, that's a very important use case that we all encounter. Correct is: > > define(`foo',``foo' is not `bar'') The manual also has examples of this[1]; have you read it yet? Places where the manual could be improved because a concept wasn't clear to you should also be reported as a bug, so that we can try and improve the documentation for the next person to read about issues like this. [1] http://www.gnu.org/software/m4/manual/m4.html#Ifdef - -- Don't work too hard, make some time for fun as well! Eric Blake [email protected] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (Cygwin) Comment: Public key at home.comcast.net/~ericblake/eblake.gpg Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iEYEARECAAYFAksUpcwACgkQ84KuGfSFAYCcQwCg0EC1cEACl4HUYlu0ai85drqy DeAAn3llQ6ejqk693qKwU0CSAU2wjJnc =W3k2 -----END PGP SIGNATURE-----