Re: Undefined reference to just about everything... am I doing something wrong?

Thanks very much, Ace. Everything's compiling just fine now.

-Nate

ace jones wrote:

>Oops, sorry, that link is probably even too advanced,  This one is
>probably better.
>
>http://crasseux.com/books/ctutorial/Libraries.html#Libraries
>
></Ace>
>
>On Fri, 2005-10-21 at 19:18, ace jones wrote:
>  
>
>>Hi, Nate.  You need to link in libnjb, which defines those symbols.  You
>>probably should become familiar with:
>>
>>http://www.faqs.org/docs/Linux-HOWTO/GCC-HOWTO.html
>>
>></Ace>
>>
>>On Fri, 2005-10-21 at 15:23, Nate Freeman wrote:
>>    
>>
>>>I recently compiled and installed libnjb-2.2.4 from source on a Mandrake 
>>>Linux system for use with a Dell DJ. I also installed gnomad2, but now I 
>>>want to work with the library a bit. However, I can't compile my own 
>>>programs for some reason. Gnomad2 works just fine, so I know that 
>>>something's working. Here's the source of my program and the command I'm 
>>>using to compile it. As you can see, I didn't get very far before I 
>>>started getting problems compiling.
>>>
>>>/home/nfreeman/projects/dj_functions/dj_functions.cpp:
>>>
>>>        #include <libnjb.h>
>>>        #include <stdio.h>
>>>        #include <string.h>
>>>       
>>>        int main(int argc, char **argv)
>>>        {
>>>        //There's actually quite a bit of code right here that deals 
>>>with the arguments to the program, but it doesn't really apply to the 
>>>situation so I just omitted it.
>>>        //Begin DJ initialization code.
>>>            int n = 1;
>>>            njb_t njbs[NJB_MAX_DEVICES], *njb;
>>>            njb_songid_t *songid;
>>>            if( NJB_Discover(njbs, 0, &n) == 1 );
>>>            {
>>>                printf("***FATAL ERROR:\n   Jukebox Discovery failed.\n");
>>>                return 3;
>>>            }
>>>            if( n == 0 )
>>>            {
>>>                printf("***FATAL ERROR:\n   No Jukeboxes found.\n");
>>>                return 3;
>>>            }
>>>            return 0;
>>>        }
>>>
>>>And the compilation command and output (after changing to the correct 
>>>directory):
>>>        $ c++ ./dj_functions.cpp -o ./dj_functions
>>>        /home/nfreeman/tmp/ccELWHeO.o(.text+0x318): In function `main':
>>>        : undefined reference to `NJB_Discover'
>>>        collect2: ld returned 1 exit status
>>>
>>>I'm at a loss here, but I've probably just done something stupid 
>>>somewhere. Any help is appreciated very much as I'm going crazy trying 
>>>to figure this out.
>>>      
>>>
>
>
>
>
>
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>  
>




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