Re: split TOAST support out of postgres.h

On 10.01.23 08:39, Noah Misch wrote:
> On Tue, Jan 10, 2023 at 06:07:49AM +0100, Peter Eisentraut wrote:
>> On 30.12.22 17:50, Tom Lane wrote:
>>> Peter Eisentraut <peter.eisentraut@enterprisedb.com> writes:
>>>> On 28.12.22 16:07, Tom Lane wrote:
>>>>> I dunno, #3 seems kind of unprincipled.  Also, since fmgr.h is included
>>>>> so widely, I doubt it is buying very much in terms of reducing header
>>>>> footprint.  How bad is it to do #2?
>>>
>>>> See this incremental patch set.
>>>
>>> Wow, 41 files requiring varatt.h is a lot fewer than I would have guessed.
>>> I think that bears out my feeling that fmgr.h wasn't a great location:
>>> I count 117 #includes of that, many of which are in .h files themselves
>>> so that many more .c files would be required to read them.
>>
>> committed
> 
> SET_VARSIZE alone appears in 74 pgxn distributions, so I predict extension
> breakage en masse.  I would revert this.

Well, that was sort of my thinking, but people seemed to like this.  I'm 
happy to consider alternatives.