From 16b4605d54c90471b5d1aed39a298172d006f52e Mon Sep 17 00:00:00 2001
From: hanwen <hanwen>
Date: Wed, 31 Aug 2005 19:22:41 +0000
Subject: [PATCH] (make_stand_in_procs_weak): backport: compat bugfix for GUILE
 1.6.4.

---
 ChangeLog         | 5 +++++
 lily/ly-module.cc | 8 ++++++++
 2 files changed, 13 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 0ab62d987b..ece3237013 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2005-08-31  Han-Wen Nienhuys  <hanwen@xs4all.nl>
+
+	* lily/ly-module.cc (make_stand_in_procs_weak): backport: compat
+	bugfix for GUILE 1.6.4.
+
 2005-08-30  Han-Wen Nienhuys  <hanwen@xs4all.nl>
 
 	* scripts/lilypond-book.py (get_latex_textwidth): bugfix for splitext().
diff --git a/lily/ly-module.cc b/lily/ly-module.cc
index 4821a4e4f1..931789e3e6 100644
--- a/lily/ly-module.cc
+++ b/lily/ly-module.cc
@@ -228,6 +228,14 @@ redefine_keyval (void *closure, SCM key, SCM val, SCM result)
 void
 make_stand_in_procs_weak ()
 {
+  /*
+    Ugh, ABI breakage for 1.6.5: scm_stand_in_procs is a hashtab from
+    1.6.5 on.
+   */
+  if (scm_is_pair (scm_stand_in_procs))
+    {
+      return; 
+    }
   SCM old_tab = scm_stand_in_procs;
   SCM new_tab = scm_make_weak_key_hash_table (scm_from_int (257));
   
-- 
2.39.5