Re: how to link an external lib on Windows

2010/3/22 chaoyong wang <catcher_wang(at)hotmail(dot)com>

>
> Hi,
> I build PG on VS2005, which files should I change to use a external lib
> in my own contrib, for example, Berkeley DB 4.8.26?
>
> Until now, I have tried the following 2 ways, but both failed.
>
> 1. Add the target include and lib
> 1). src/tools/msvc/config.pl
> add a new line: db48=>'C:\Program Files\Oracle\Berkeley DB
> 4.8.26'
> 2). src/Makefile.global.in
> Add a new line after line 435 "LIBS := -lpgport $(LIBS)" (maybe
> not exactly same with different versions): LIBS := -ldb48 $(LIBS)
> 3). contrib/mycontrib/Makefile
> SHLIB_LINK += $(filter -ldb48, ($LIBS))
> Then I build DEBUG in Visual Studio 2005 Command Prompt, it reports
> db.h not found.
>
> 2. The first error report shows that the include file is not accessed
> I changed the congiture option "--with-libxml" to yes, and add the
> files of include and lib under Berkeley DB 4.8.26 to libxml folder.
> When I build, it reports: fatal error LNK1120: 2 unresolved
> externals
> Then I check the single project on VS2005, there is no libdb48.lib
> in the Linker input, after I added BDB_DIR\lib\libdb48.lib to it. It build
> successfully.
>
> But I want to build the whole PG source with mycontrib, Had someone
> ever encounter a problem like this? Thanks~
>
>
> Makefile and Makefile.global aren't used when building with MSVC. You
probably want to edit src/tools/msvc/Mkvcbuild.pm, specifically you are
probably looking for $contrib_extrainclude and $contrib_extralibs.

--
Magnus Hagander
Me: http://www.hagander.net/
Work: http://www.redpill-linpro.com/