Re: [gtk-list] g_thread_init() problems

[Erik Mouw <J A K Mouw its tudelft nl>]

On Fri, 14 Jan 2000 10:53:30 -0700, rhfreeman wrote:
> I have the following piece of code in a program of mine....
> 
> if (!g_thread_supported())
>   g_thread_init(NULL);
> 
> ...running on Solaris 2.6 w GTK/GLIB v1.2.6.
> 
> When I try to compile it I get this error:
> 
> Sovereign[259] ~/rwaves>gcc -Wall whatever.c `gtk-config --cflags --libs`
> `gdkmagick-config --libs`
> /var/tmp/ccVtLX4k.o: In function `main':
> /var/tmp/ccVtLX4k.o(.text+0x138e0): undefined reference to `g_thread_init'
> collect2: ld returned 1 exit status
> Sovereign[260] ~/rwaves>
> 
> And yet if I called g_thread_init() without any arguments it complains
> because there isn't enough arguments to it!

You forgot to tell the compiler that you wanted thread support. Try:

  gcc -Wall whatever.c `gtk-config --cflags --libs gthread` `gdkmagick-config --libs`
                                                   ^^^^^^^


Erik

-- 
J.A.K. (Erik) Mouw, Information and Communication Theory Group, Department
of Electrical Engineering, Faculty of Information Technology and Systems,
Delft University of Technology, PO BOX 5031,  2600 GA Delft, The Netherlands
Phone: +31-15-2785859  Fax: +31-15-2781843  Email J.A.K.Mouw@its.tudelft.nl
WWW: http://www-ict.its.tudelft.nl/~erik/