Re: How to create a self contained GTK+ Application for Linux

[Dale Mellor <dale rdmp org>]

On Tue, 2007-05-22 at 20:29 +0000, Jeremy Roberson wrote:
> The majority of our clients are using custom Linux Distributions and they are
> using older versions of GTK+.  Our application depends on features available in
> GTK+ >= 2.10 so, I need to figure out how to distribute the application with all
> of its dependencies.  
> 
> So, I used ldd to determine all of the dependencies.  The output is listed below.
> 
> ->ldd interwrite-learning-systray
> ...
> So, I copied all of the shared libraries into a sub directory of the application
> directory called "lib/" for testing.  I then used the following commands.
> 
> ->export LD_LIBRARY_PATH=../lib
> ->./interwrite-learning-systray
> ...
> Everything runs okay on my system with GTK+ 2.10
> I then ran ldd again to see if my application was linked against the libraries
> that I'm providing in the application directory and sure enough, it is.  The
> output is below.
> 
> ...
> So, according the ldd output above, it should work. So, I copied the application
> over to a test system using an older version of GTK+ and executed the following
> commands.
> 
> ->export LD_LIBRARY_PATH=../lib
> ->./interwrite-learning-systray
> 
> And I get a segmentation fault.  I then tried ldd and gdb and I get an instant
> segmentation fault.  If I unset the LD_LIBRARY_PATH variable and then try ldd
> and gdb, they work but the application fails because it's linking against older
> libraries.  

Be aware that gcc-3.4.x and gcc-4.x.x are not ABI compatible.  If 
your old system was built with 3.4.x then stuff compiled on the new 
one won't work.

Perhaps you can install gcc-3.4.x on your new system, compile the
libraries with that, and then ship them across?