Use malloc_default_zone to determine the size of pointers alloced in unexec

space instead of using possibly invalid emacs_zone pointers.  This fixes
the binary incompatibility problems caused by updates to libSystem.B

2 files changed, 8 insertions, 1 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index e202320f0d6..245b6fd8a95 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,10 @@
+2002-11-24  Steven Tamm  <steventamm@mac.com>
+
+        * unexmacosx.c (unexec_realloc): Use malloc_default_zone to
+        determine the size of pointers alloced in unexed space instead
+        of using possibly invalid emacs_zone pointers.  This fixes the
+        binary incompatibility problems caused by updates to libSystem.B.
+
 2002-11-24  Richard M. Stallman  <rms@gnu.org>
 
         * search.c (Fstring_match): Doc fix.
diff --git a/src/unexmacosx.c b/src/unexmacosx.c
index da4b82b6ca9..d9c91e5abb0 100644
--- a/src/unexmacosx.c
+++ b/src/unexmacosx.c
@@ -888,7 +888,7 @@ unexec_realloc (void *old_ptr, size_t new_size)
         /* 2002-04-15 T. Ikegami <ikegami@adam.uprr.pr>.  The original
            code to get size failed to reallocate read_buffer
            (lread.c).  */
-        int old_size = emacs_zone->size (emacs_zone, old_ptr);
+        int old_size = malloc_default_zone()->size (emacs_zone, old_ptr);
         int size = new_size > old_size ? old_size : new_size;
 
         if (size)