projects.py proj-dir: Fall back on /opt

Search in /opt, if a project is not found in projects-dir

Signed-off-by: Jan Lindemann <jan@janware.com>

scripts/projects.py

@@ -10,7 +10,6 @@ import sys
 import argparse
 import pwd
 import time
-import pathlib
 from os.path import isfile
 from os.path import isdir
 from os.path import expanduser
@@ -104,7 +103,11 @@ class Projects(object):
     def proj_dir(self, name):
         if name == self.top_name:
             return self.topdir
-        return self.projs_root + '/' + name
+        for d in [ self.projs_root, '/opt' ]:
+            r = d + '/' + name
+            if os.path.exists(r):
+                return r
+        raise Exception('No project path found for module "{}"'.format(name))
 
     def re_section(self, name):
         return re.compile('[' + name + ']'