Re: Threaded PosgreSQL server

<mkscott@sacadia.com> writes:
> On Fri, 8 Feb 2002, Tom Lane wrote:
>> I have a sneaking feeling that what you are going to come up with is a
>> multi-megabyte patch to convert CurrentMemoryContext into a non-global,
>> which will require changing the parameter list of damn near every
>> routine in the backend.

> While working with 7.0.2, I changed the call signature on only about 10
> functions.  In the MemoryContext example,
> MemorycontextSwitchTo(<Any>MemoryContext) turned into 
> MemoryContextSwitchTo(GetEnv()-><Any>MemoryContext).  You may be able 
> to do this with a #define.

Oh, I see.  Okay, if we can hide the messiness inside #define's then it
might not be as bad as I was expecting.  That'd also allow the overhead
to be compiled away when we didn't need/want thread support, which'd be
even nicer.
        regards, tom lane