Re: [HACKERS] 8.4 TODO item: make src/port support libpq and ecpg directly

2008-03-24 Thread Bruce Momjian

Added to TODO:

* Create three versions of libpgport to simplify client code

  http://archives.postgresql.org/pgsql-hackers/2007-10/msg00154.php


---

Tom Lane wrote:
 This business with having libpq and ecpg pull in src/port modules
 manually is getting unmaintainable.  I wonder whether we could persuade
 src/port to generate three versions of libpgport.a --- backend,
 frontend, and frontend-shlib-ready --- and then just -l the appropriate
 one in libpq and ecpg.  This'd waste a few cycles building modules that
 would never be used, but on the other hand we'd buy some of that back
 by not building the same object files three or four times.
 
   regards, tom lane
 
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Re: [HACKERS] 8.4 TODO item: make src/port support libpq and ecpg directly

2007-10-08 Thread Magnus Hagander
On Thu, Oct 04, 2007 at 05:33:43PM -0400, Tom Lane wrote:
 This business with having libpq and ecpg pull in src/port modules
 manually is getting unmaintainable.  I wonder whether we could persuade
 src/port to generate three versions of libpgport.a --- backend,
 frontend, and frontend-shlib-ready --- and then just -l the appropriate
 one in libpq and ecpg.  This'd waste a few cycles building modules that
 would never be used, but on the other hand we'd buy some of that back
 by not building the same object files three or four times.

With so few and small files, I really don't think we need to consider the
effects on build time. It's going to be fast enough either way. Going
with the most maintainable way is much more important.

If it actually put the code in the binaries that'd be worse, but the linker
should strip that out, no? Or is that different on 'nix thatn win32?
Because if it does, why do you need a separate one for
frontend-shlib-ready?

FWIW, the MSVC port already does this. The only downside I've seen is that
unless you define proper dependencies libpq won't build without a manual
build of libpgport first. But with proper dependenceis set, that's not an
issue.

//Magnus

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[HACKERS] 8.4 TODO item: make src/port support libpq and ecpg directly

2007-10-04 Thread Tom Lane
This business with having libpq and ecpg pull in src/port modules
manually is getting unmaintainable.  I wonder whether we could persuade
src/port to generate three versions of libpgport.a --- backend,
frontend, and frontend-shlib-ready --- and then just -l the appropriate
one in libpq and ecpg.  This'd waste a few cycles building modules that
would never be used, but on the other hand we'd buy some of that back
by not building the same object files three or four times.

regards, tom lane

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Re: [HACKERS] 8.4 TODO item: make src/port support libpq and ecpg directly

2007-10-04 Thread Andrew Dunstan



Tom Lane wrote:

This business with having libpq and ecpg pull in src/port modules
manually is getting unmaintainable.  I wonder whether we could persuade
src/port to generate three versions of libpgport.a --- backend,
frontend, and frontend-shlib-ready --- and then just -l the appropriate
one in libpq and ecpg.  This'd waste a few cycles building modules that
would never be used, but on the other hand we'd buy some of that back
by not building the same object files three or four times.


  

Works for me.

cheers

andrew

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