Re: 57-fix-transform.patch

[Akim Demaille]

>>>>> "Tom" == Tom Tromey <address@hidden> writes:
>>>>> "Akim" == Akim Demaille <address@hidden> writes:
Akim> * automake.in (&transform): Fix an incredible bug which was
Akim> breaking the if/endif system.  ($ELSE_PATTERN): Admit an
Akim> optional argument.

Tom> Ok.

Tom> Is there some kind of regression test for this?  That would be
Tom> nice.  Or maybe it fixes a regression introduced by some earlier
Tom> patch?

IIRC, the test suite started to fail, but it was because the bug went
uncovered.  Before, %!FOO% was never used.  BTW, patches 1?? get rid
of this, and make it valid to use ! to negate.  Hence

if %!FOO%

now reads

if ! %?FOO%