Adding include_dir dlg command

This is meant to make it easier for users to find out the include
directory they need to add to their path when compiling shared libraries
against daliuge.

Signed-off-by: Rodrigo Tobar <rtobar@icrar.org>

daliuge-runtime/dlg/runtime/tool_commands.py

@@ -22,11 +22,16 @@
 
 from ..common import tool
 
+def include_dir(_parser, _args):
+    from . import get_include_dir
+    print(get_include_dir())
+
 def register_commands():
     tool.cmdwrap('nm', 'Starts a Node Manager', 'dlg.manager.cmdline:dlgNM')
     tool.cmdwrap('dim', 'Starts a Drop Island Manager', 'dlg.manager.cmdline:dlgDIM')
     tool.cmdwrap('mm', 'Starts a Master Manager', 'dlg.manager.cmdline:dlgMM')
     tool.cmdwrap('replay', 'Starts a Replay Manager', 'dlg.manager.cmdline:dlgReplay')
     tool.cmdwrap('daemon', 'Starts a DALiuGE Daemon process', 'dlg.manager.proc_daemon:run_with_cmdline')
     tool.cmdwrap('proxy', 'A reverse proxy to be used in restricted environments to contact the Drop Managers', 'dlg.deploy.pawsey.dfms_proxy:run')
-    tool.cmdwrap('monitor', 'A proxy to be used in conjunction with the dlg proxy in restricted environments', 'dlg.deploy.pawsey.dfms_monitor:run')
+    tool.cmdwrap('monitor', 'A proxy to be used in conjunction with the dlg proxy in restricted environments', 'dlg.deploy.pawsey.dfms_monitor:run')
+    tool.cmdwrap('include_dir', 'Print the directory where C header files can be found', include_dir)