Module Name: src
Committed By: pgoyette
Date: Fri Dec 28 21:51:49 UTC 2018
Modified Files:
src/doc: TODO.modules
Log Message:
Expand the weak-symbol section to mention module unload issues. As
noted by martin@ on source-chages-d list.
To generate a diff of this commit:
cvs rdiff -u -r1.17 -r1.18 src/doc/TODO.modules
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/doc/TODO.modules
diff -u src/doc/TODO.modules:1.17 src/doc/TODO.modules:1.18
--- src/doc/TODO.modules:1.17 Fri Dec 28 21:37:56 2018
+++ src/doc/TODO.modules Fri Dec 28 21:51:49 2018
@@ -1,4 +1,4 @@
-/* $NetBSD: TODO.modules,v 1.17 2018/12/28 21:37:56 pgoyette Exp $ */
+/* $NetBSD: TODO.modules,v 1.18 2018/12/28 21:51:49 pgoyette Exp $ */
Some notes on the limitations of our current (as of 7.99.35) module
subsystem. This list was triggered by an Email exchange between
@@ -208,3 +208,7 @@ christos and pgoyette.
module A, the symbol gets resolved. But if module A is loaded first,
the symbol won't be resolved. If we subsequently load module B, we
would have to "go back" and re-run the linker for module A.
+
+ Additional difficulties arise when the module which defines the
+ weak symbol gets unloaded. Then, you would need to re-run the
+ linker and _unresolve_ the weak symbol which is no longer defined.
