***BOGO*** Re: [Mingw-users] Trying to port a C Linux library to windows

[Vincent Torri <vtorri@xxxxxxxxxxxx>]

On Mon, 23 Jun 2008, JonY wrote:
>>
>> checking libpq-fe.h usability... yes
>> checking libpq-fe.h presence... yes
>> checking for libpq-fe.h... yes
>> checking limits.h usability... yes
>> checking limits.h presence... yes
>> checking for limits.h... yes
>> checking for PQconnectdb in -lpq... no
>> configure: error: postgresql library (libpq) not found
>>
>> And in config.log I can see:
>>
>>
>> configure:28655: checking for PQconnectdb in -lpq
>> configure:28690: gcc -std=gnu99 -o
>> conftest.exe -g -O2 -I/c/PostgreSQL/8.3/include -L/c/PostgreSQL/8.3/lib
>> conftest.c -lpq >&5
>> c:\MinGW\bin\..\lib\gcc\mingw32\3.4.5\..\..\..\..\mingw32\bin\ld.exe:
>> cannot
>> find -lpq
>> collect2: ld returned 1 exit status
>>
>> I don't know exactly how the PostgreSQL library must be named, but "ld"
>> doesn't find what it's looking for.
>>
>> The strange thing is that if I look in c:\PostgreSQL\8.3\lib\ I do have
>> libpq.lib
>
> Try renaming it to "libpq.a".

according to the doc (http://sourceware.org/binutils/docs/ld/WIN32.html), 
when using -lfoo, if you have a .lib, it searches foo.lib and not 
libfoo.lib. So you can also try to  rename libpq.lib to pq.lib

Vincent Torri

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