RE: [Dev-C++] Problem linking in library

[<ech...@ne...>]

"Robert Landle" <rl...@gd...> wrote:

>
>Hi,
>I tried this and it didn't seem to make a difference.  It's weird
>because the linker is finding the library
>it just doesn't know how to process the opengl commands found in my
>library.  Even though I am including
>the opengl libraries in my main program!
>
>I've found some information on libtool on the web, but it didn't come
>with the mingW32 compiler stuff.
>Anyone have an idea where I can go to get a copy that will run with my
>version of Dev-C++ (4.01)?
>Thanks again,
>Bobby
>

I haven't used libtool, but mabey you could try compiling your lib as a dll, using dev-c++ (new Project -> dll)? I an't think of a reason why it would make a difference, but who knows, it might work?

Evan 

>-----Original Message-----
>From: dev...@li...
>[mailto:dev...@li...] On Behalf Of Evan
>Hempel <ech...@ne...>
>Sent: Monday, April 08, 2002 5:09 PM
>To: "Dev-C++"
>Cc: "Robert Landle"
>Subject: RE: [Dev-C++] Problem linking in library
>
>
>>   Hello,
>>   I am very new to Dev-C++ so excuse my ignorance.  I've been blindly
>>   using the big money C++ compiler, but now I'm better. 
>>   Here is my deal.
>>
>>   I have a gui development library that utilizes opengl and glut that
>I
>>   want to link into my appication.
>>   Here are the steps I took.
>>
>>   1.  Compiled the library
>>   2.  Developed an archive file from the object files using the
>command
>>   line gcc archive command (ar -ru lib.a *.o).
>>   3.  Created a new project that links in -lopengl32 -lglu32 -lglut32
>and
>>   lib.a.  (I put this in Further object files section of the project
>>   options window).
>
>I believe that libraries for gcc are suposed to be named lib<name>.a ie
>libgl.a, libc.a, ...  and then are linked by -l<name> -lgl -lc ...  So
>you might want to try naming the file libsomething.a  Changing this
>might be resolve the error.
>
>
>Evan
>
>>   4.  Attempted to compile my application
>>
>>   When Dev-C++ attempts to link in the library it gives me an
>"undefined
>>   reference to `opengl function' error.
>>   It's almost as if it doesn't know where to find the opengl functions
>>   that I included.
>>
>>   If I put the whole library source code into my project I can
>compile,
>>   link, and run the project without a hitch.
>>
>>   Any clues as to what I'm doing wrong?
>>
>>   Thanks for you help.
>>   Bobby
>
>
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