Comment 5 for bug 1489654

Nope, it works fine in development mode, but inside a package script it results in this:

xdg-icon-resource: No writable system icon directory found.

____________________ WARNING ____________________
Setting up desktop integration failed with error:
__________________________________________________
 Traceback (most recent call last):
   File "/var/aur/calibre-git/src/calibre/src/calibre/linux.py", line 796, in setup_desktop_integration
     install_icons(iconsrc, basename, context, is_last_icon=line is icons[-1])
   File "/var/aur/calibre-git/src/calibre/src/calibre/linux.py", line 781, in install_icons
     install_single_icon(iconsrc, basename, size, context, is_last_icon and size is sizes[-1])
   File "/var/aur/calibre-git/src/calibre/src/calibre/linux.py", line 775, in install_single_icon
     cc(cmd)
   File "/usr/lib/python2.7/subprocess.py", line 540, in check_call
     raise CalledProcessError(retcode, cmd)
 CalledProcessError: Command '['xdg-icon-resource', 'install', '--noupdate', '--context', 'mimetypes', '--size', '16', 'application-lrf-16.png', 'application-lrf']' returned non-zero exit status 3