Re: Problem with compiling C function - Mailing list pgsql-cygwin

From Reini Urban
Subject Re: Problem with compiling C function
Date
Msg-id 6910a60801091641r3f28af97i7a474ed706d4b06b@mail.gmail.com
Whole thread Raw
In response to Problem with compiling C function  ("Maciej Grygorcewicz" <maciekgrygorcewicz@gmail.com>)
List pgsql-cygwin
2008/1/9, Maciej Grygorcewicz :
> But linker threw such errors:
> "
>  Unresolved External: _pgwin32_fopen referended from .... // and so on
>  Unresolved External: _pg_sprintfl referended from .... // and so on "
>
> Why???? I have included postgres.h , and all other required files .

-lpgport is needed.

> I tried to build almost the same code but in C++ style DLL.
> DLL file was created succesfully , but on the other hand postgreSQL couldn't
> find exported function...
> DLL was in non-undernstadable format for postgresql.

for c++ you have to wrap the postgresql functions into extern "C".

--
Reini Urban
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http://spacemovie.mur.at/   http://helsinki.at/

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