update to implement equivalent of ref count

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@12911 dc483132-0cff-0310-8789-dd5450dbe970

1 files changed, 14 insertions, 3 deletions

diff --git a/src/util/et/ISSUES b/src/util/et/ISSUES
index 1bf9e1087..2197fb7af 100644
--- a/src/util/et/ISSUES
+++ b/src/util/et/ISSUES
@@ -19,18 +19,24 @@ API divergence:
 Transarc and Heimdal both have APIs that are different from this
 version.  (Specifics?)
 
+Karl Ramm has offered to try to combine them.
+
 Workaround:
 
-No reference counting:
+Reference counting:
 
 If libraries are dynamically loaded and unloaded, and the init/fini
 functions add and remove error tables for *other* libraries they
 depend on (e.g., if a dynamically loadable Zephyr library's fini
 function removes the krb4 library error table and then dlcloses the
 krb4 library, while another dlopen reference keeps the krb4 library
-around), the error table is gone, even if the library is still in use.
+around), the error table is kept; a table must be removed the same
+number of times it was added before the library itself can be
+discarded.
+
+It's not implemented as a reference count, but the effect is the same.
 
-Workaround: None.
+Fix needed: Update documentation.
 
 64-bit support:
 
@@ -47,3 +53,8 @@ to keep in mind....
 Workaround: Always use signed types of at least 32 bits for error
 codes.
 
+man page:
+
+No documentation on add_error_table/remove_error_table interfaces,
+even though they're the new, preferred interface.
+