root@gitlab:/home/dmiles/logicmoo_workspace/packs_usr/plOpenGL# ldd lib/x86_64-linux/plOpenGL.so
        linux-vdso.so.1 =>  (0x00007ffdea0cb000)
        libGL.so.1 => /usr/lib/x86_64-linux-gnu/mesa/libGL.so.1 (0x00007f50f79b2000)
        libglut.so.3 => /usr/lib/x86_64-linux-gnu/libglut.so.3 (0x00007f50f776a000)
        libGLU.so.1 => /usr/lib/x86_64-linux-gnu/libGLU.so.1 (0x00007f50f74fb000)
        libswipl.so.7.7 => /root/lib/swipl-7.7.8/lib/x86_64-linux/libswipl.so.7.7 (0x00007f50f71a2000)
        libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 (0x00007f50f6f85000)
        libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f50f6bbb000)
        libexpat.so.1 => /lib/x86_64-linux-gnu/libexpat.so.1 (0x00007f50f6992000)
        libxcb-dri3.so.0 => /usr/lib/x86_64-linux-gnu/libxcb-dri3.so.0 (0x00007f50f678f000)
        libxcb-present.so.0 => /usr/lib/x86_64-linux-gnu/libxcb-present.so.0 (0x00007f50f658c000)
        libxcb-sync.so.1 => /usr/lib/x86_64-linux-gnu/libxcb-sync.so.1 (0x00007f50f6385000)
        libxshmfence.so.1 => /usr/lib/x86_64-linux-gnu/libxshmfence.so.1 (0x00007f50f6182000)
        libglapi.so.0 => /usr/lib/x86_64-linux-gnu/libglapi.so.0 (0x00007f50f5f52000)
        libXext.so.6 => /usr/lib/x86_64-linux-gnu/libXext.so.6 (0x00007f50f5d40000)
        libXdamage.so.1 => /usr/lib/x86_64-linux-gnu/libXdamage.so.1 (0x00007f50f5b3d000)
        libXfixes.so.3 => /usr/lib/x86_64-linux-gnu/libXfixes.so.3 (0x00007f50f5937000)
        libX11-xcb.so.1 => /usr/lib/x86_64-linux-gnu/libX11-xcb.so.1 (0x00007f50f5735000)
        libX11.so.6 => /usr/lib/x86_64-linux-gnu/libX11.so.6 (0x00007f50f53fb000)
        libxcb-glx.so.0 => /usr/lib/x86_64-linux-gnu/libxcb-glx.so.0 (0x00007f50f51e2000)
        libxcb-dri2.so.0 => /usr/lib/x86_64-linux-gnu/libxcb-dri2.so.0 (0x00007f50f4fdd000)
        libxcb.so.1 => /usr/lib/x86_64-linux-gnu/libxcb.so.1 (0x00007f50f4dbb000)
        libXxf86vm.so.1 => /usr/lib/x86_64-linux-gnu/libXxf86vm.so.1 (0x00007f50f4bb5000)
        libdrm.so.2 => /usr/lib/x86_64-linux-gnu/libdrm.so.2 (0x00007f50f49a4000)
        libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007f50f469b000)
        libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f50f4497000)
        libXi.so.6 => /usr/lib/x86_64-linux-gnu/libXi.so.6 (0x00007f50f4287000)
        libstdc++.so.6 => /usr/lib/x86_64-linux-gnu/libstdc++.so.6 (0x00007f50f3f05000)
        libgcc_s.so.1 => /lib/x86_64-linux-gnu/libgcc_s.so.1 (0x00007f50f3cef000)
        libgmp.so.10 => /usr/lib/x86_64-linux-gnu/libgmp.so.10 (0x00007f50f3a6f000)
        librt.so.1 => /lib/x86_64-linux-gnu/librt.so.1 (0x00007f50f3867000)
        libtinfo.so.5 => /lib/x86_64-linux-gnu/libtinfo.so.5 (0x00007f50f363e000)
        /lib64/ld-linux-x86-64.so.2 (0x00007f50f7e45000)
        libXau.so.6 => /usr/lib/x86_64-linux-gnu/libXau.so.6 (0x00007f50f343a000)
        libXdmcp.so.6 => /usr/lib/x86_64-linux-gnu/libXdmcp.so.6 (0x00007f50f3234000)
root@gitlab:/home/dmiles/logicmoo_workspace/packs_usr/plOpenGL# lddtree
The program 'lddtree' is currently not installed. You can install it by typing:
apt install pax-utils
root@gitlab:/home/dmiles/logicmoo_workspace/packs_usr/plOpenGL# apt install pax-utils
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
  linux-headers-4.4.0-105 linux-headers-4.4.0-105-generic linux-image-4.4.0-105-generic linux-image-extra-4.4.0-105-generic
Use 'apt autoremove' to remove them.
Suggested packages:
  paxctl
The following NEW packages will be installed:
  pax-utils
0 upgraded, 1 newly installed, 0 to remove and 113 not upgraded.
Need to get 73.3 kB of archives.
After this operation, 251 kB of additional disk space will be used.
Get:1 http://us.archive.ubuntu.com/ubuntu xenial/universe amd64 pax-utils amd64 1.1.5-1 [73.3 kB]
Fetched 73.3 kB in 0s (191 kB/s)
Selecting previously unselected package pax-utils.
(Reading database ... 494803 files and directories currently installed.)
Preparing to unpack .../pax-utils_1.1.5-1_amd64.deb ...
Unpacking pax-utils (1.1.5-1) ...
Processing triggers for man-db (2.7.5-1) ...
Setting up pax-utils (1.1.5-1) ...
root@gitlab:/home/dmiles/logicmoo_workspace/packs_usr/plOpenGL# lddtree
buildenv.sh     CHANGELOG       COPYRIGHT       .git/           LICENSE.LGPL    pack.pl         README.md
c/              codeblocks_win/ examples/       lib/            makefile        prolog/
root@gitlab:/home/dmiles/logicmoo_workspace/packs_usr/plOpenGL# lddtree lib/x86_64-linux/plOpenGL.so
plOpenGL.so => lib/x86_64-linux/plOpenGL.so (interpreter => none)
    libGL.so.1 => /usr/lib/x86_64-linux-gnu/mesa/libGL.so.1
        libexpat.so.1 => /lib/x86_64-linux-gnu/libexpat.so.1
        libxcb-dri3.so.0 => /usr/lib/x86_64-linux-gnu/libxcb-dri3.so.0
        libxcb-present.so.0 => /usr/lib/x86_64-linux-gnu/libxcb-present.so.0
        libxcb-sync.so.1 => /usr/lib/x86_64-linux-gnu/libxcb-sync.so.1
        libxshmfence.so.1 => /usr/lib/x86_64-linux-gnu/libxshmfence.so.1
        libglapi.so.0 => /usr/lib/x86_64-linux-gnu/libglapi.so.0
        libXext.so.6 => /usr/lib/x86_64-linux-gnu/libXext.so.6
        libXdamage.so.1 => /usr/lib/x86_64-linux-gnu/libXdamage.so.1
        libXfixes.so.3 => /usr/lib/x86_64-linux-gnu/libXfixes.so.3
        libX11-xcb.so.1 => /usr/lib/x86_64-linux-gnu/libX11-xcb.so.1
        libX11.so.6 => /usr/lib/x86_64-linux-gnu/libX11.so.6
        libxcb-glx.so.0 => /usr/lib/x86_64-linux-gnu/libxcb-glx.so.0
        libxcb-dri2.so.0 => /usr/lib/x86_64-linux-gnu/libxcb-dri2.so.0
        libxcb.so.1 => /usr/lib/x86_64-linux-gnu/libxcb.so.1
            libXau.so.6 => /usr/lib/x86_64-linux-gnu/libXau.so.6
            libXdmcp.so.6 => /usr/lib/x86_64-linux-gnu/libXdmcp.so.6
        libXxf86vm.so.1 => /usr/lib/x86_64-linux-gnu/libXxf86vm.so.1
        libdrm.so.2 => /usr/lib/x86_64-linux-gnu/libdrm.so.2
        libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6
            ld-linux-x86-64.so.2 => /lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
        libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2
    libglut.so.3 => /usr/lib/x86_64-linux-gnu/libglut.so.3
        libXi.so.6 => /usr/lib/x86_64-linux-gnu/libXi.so.6
    libGLU.so.1 => /usr/lib/x86_64-linux-gnu/libGLU.so.1
        libstdc++.so.6 => /usr/lib/x86_64-linux-gnu/libstdc++.so.6
        libgcc_s.so.1 => /lib/x86_64-linux-gnu/libgcc_s.so.1
    libswipl.so.7.7 => /root/lib/swipl-7.7.8/lib/x86_64-linux/libswipl.so.7.7
        libgmp.so.10 => /usr/lib/x86_64-linux-gnu/libgmp.so.10
        librt.so.1 => /lib/x86_64-linux-gnu/librt.so.1
        libtinfo.so.5 => /lib/x86_64-linux-gnu/libtinfo.so.5
    libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0
    libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6



root@gitlab:/home/dmiles/logicmoo_workspace/packs_usr/plOpenGL# cat ~/.swiplrc

/*
:- if(current_prolog_flag(debug,false)).
:- set_prolog_flag(verbose_autoload,false).
:- set_prolog_flag(verbose,silent).
:- set_prolog_flag(verbose_load,silent).
:- endif.
*/

:- '$hide'('$toplevel':restore_debug).
:- '$hide'('$toplevel':save_debug).
:- '$hide'('$toplevel':residue_vars/2).
:- '$hide'('system':deterministic/1).
:- '$hide'(toplevel_call/2).
:- '$hide'('$toplevel':'$query_loop'/0).
  %[5] [$toplevel] '$execute_goal2'(user:trace, [])
  %[3] [$toplevel] '$query_loop'
  %[2] [$toplevel] '$runtoplevel'

:- use_module(library(prolog_pack)).
%:- if( \+ prolog_pack:current_pack(logicmoo_base)).
:- multifile(user:file_search_path/2).
:-   dynamic(user:file_search_path/2).

dir_from(Rel,Y):-
    ((getenv('LOGICMOO_WS',Dir);
     prolog_load_context(directory,Dir);
     '~/logicmoo_workspace'=Dir;
     '/home/dmiles/logicmoo_workspace'=Dir)),
    absolute_file_name(Rel,Y,[relative_to(Dir),file_type(directory),file_errors(fail)]),
    exists_directory(Y),!.

add_pack_path(Rel):-
   dir_from(Rel,Y),
   (( \+ user:file_search_path(pack,Y)) ->asserta(user:file_search_path(pack,Y));true).

:- add_pack_path(packs_sys).
:- add_pack_path(packs_usr).
:- add_pack_path(packs_web).
:- add_pack_path(packs_xtra).

:- initialization(attach_packs,now).

/*
:- if(current_prolog_flag(debug,false)).
:- set_prolog_flag(verbose_autoload,false).
:- set_prolog_flag(verbose,silent).
:- set_prolog_flag(verbose_load,silent).
:- endif.
*/

:- pack_list_installed.
%:- endif.


:- if(exists_source(library(editline))).
:- use_module(library(editline)).
:- else.
:- if(exists_source(library(readline))).
:- use_module(library(readline)).
:- endif.
:- endif.
setup_hist0:-  '$toplevel':setup_history.
:- setup_hist0.