Re: Makefile for GTK2 programs?

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Le mercredi 18 août 2010 à 10:26 +0300, Juhana Sadeharju a écrit :
> What CFLAGS and LIBS I should use in Makefiles?
> I installed GTK2 to home directory, and thus I won't use lddconfig.
> My programs should take all from ~/gtk2/, and nothing from
> /usr/include/gtk-1.2/ and nothing gtk-related from /usr/lib/.
> 
> GTK2 does not have gtk-config program. It made things easier
> in gtk1.2:
> 
>   CC=gcc -O2 -Wall
>   CFLAGS = `gtk-config --cflags`
>   LIBS= `gtk-config --libs` -lm -ljpeg -lpng
> 
> Is there away to get all CFLAGS and LIBS by checking the pkgconfig file?
>   ~/gtk2/lib/pkgconfig/gtk+-2.0.pc

CFLAGS=`PKG_CONFIG_PATH=~/gtk2/lib/pkgconfig:$PKG_CONFIG_PATH pkg-config --cflags gtk+-2.0`
LIBS=`PKG_CONFIG_PATH=~/gtk2/lib/pkgconfig:$PKG_CONFIG_PATH pkg-config --libs gtk+-2.0`

(you might have to replace ~ by the real path)

hope this helps,
regards,
Jean

> 
> I have now the following in Makefile. Very messy. It does not work;
> I get errors: undefined reference to `gtk_text_view_new' and the like.
> 
>   CC=gcc -O2 -Wall
>   CFLAGS= -I/home/juhana/gtk2/include/glib-2.0 -I/home/juhana/gtk2/include/gtk-2.0 -I/home/juhana/gtk2/lib/glib-2.0/include -I/home/juhana/gtk2/include/cairo -I/home/juhana/gtk2/include/pango-1.0 -I/home/juhana/gtk2/lib/gtk-2.0/include -I/home/juhana/gtk2/include/atk-1.0
>   LIBS= -L/home/juhana/gtk2/lib -lgtk -lgdk -rdynamic -lgmodule -lglib -ldl -lXi -lXext -lX11 -lm -ljpeg -lpng
> 
>   O_ESPBROWSER=mylib/filesdirs.o mylib/buffer.o mylib/image.o mylib/gsl_taus.o mylib/clock.o mylib/mmapfile.o mylib/sprint.o mylib/arrays.o espbrowser.o
> 
>   all:: espbrowser
> 
>   espbrowser: $(O_ESPBROWSER)
>               $(CC) $(CFLAGS) -o espbrowser $(O_ESPBROWSER) $(LIBS)
> 
> 
> I use this include command in the C code:
>   #include "/home/juhana/gtk2/include/gtk-2.0/gtk/gtk.h"
> I'm afraid it won't help because gtk.h uses
>   #include <gdk/gdk.h>
> which may be "/usr/include/gtk-1.2/gdk/gdk.h".
> 
> 
> How the linked ld works? My programs are simple. Perhaps I could
> write a script to compile and link everything explicitly. But this
> include file business worries me still.
> 
> This is so frustating. I will return to GTK 1.2 soon.
> First Ubuntu failed to install GTK2, and now this!
> 
> I could start writing my programs under demos/gtk-demo/ and compile
> the demo. But then I don't understand how to add my mylib/mmapfile.o
> etc. files to the configure system. :-(
> 
> Help needed.
> 
> _______________________________________________
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> gtk-list@xxxxxxxxx
> http://mail.gnome.org/mailman/listinfo/gtk-list


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