X-Git-Url: https://mudpy.org/gitweb?p=mudpy.git;a=blobdiff_plain;f=mudpy%2Fmisc.py;h=4e32cccd5e99073b7f718bb3a7bbfc7eedb3086d;hp=af5427a86a059c091c6a41e899d0790a960f887f;hb=0d186d17647d956c9ffc7f36d4a250fa4d54a0f0;hpb=c9d0b133c1e83ba7396865cc690a0a84aba8ddc4

diff --git a/mudpy/misc.py b/mudpy/misc.py
index af5427a..4e32ccc 100644
--- a/mudpy/misc.py
+++ b/mudpy/misc.py
@@ -347,6 +347,7 @@ class Universe:
         self.contents = {}
         self.default_origins = {}
         self.directions = set()
+        self.loading = False
         self.loglines = []
         self.private_files = []
         self.reload_flag = False
@@ -375,6 +376,9 @@ class Universe:
     def load(self):
         """Load universe data from persistent storage."""
 
+        # while loading, it's safe to update elements from read-only files
+        self.loading = True
+
         # it's possible for this to enter before logging configuration is read
         pending_loglines = []
 
@@ -425,6 +429,10 @@ class Universe:
         for element in self.contents.values():
             element.update_location()
             element.clean_contents()
+
+        # done loading, so disallow updating elements from read-only files
+        self.loading = False
+
         return pending_loglines
 
     def new(self):