Use of brackets with autoconf

Russ Allbery rra at
Fri Aug 21 16:45:22 UTC 2009

Julien ÉLIE <julien at> writes:

> OK, just committed then.

> Though it seems still weird that it works fine when there are no *spaces*
> inside the brackets:
> [Syslog facility [LOG_NEWS or LOG_LOCAL1]] does *not* work whereas
> [Support for files larger than 2GB [default=no]] works fine.

Yeah, the rules about quoting in the help strings have always been really
weird, and various different solutions have half-worked over the years.
Quadrigraphs were invented to be a permanent solution that's supposed to
always be supported.

Russ Allbery (rra at             <>

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