From ddf06e2bfd7baf7d234892ed91edc5749a4dfb7e Mon Sep 17 00:00:00 2001
From: Robin Templeton <robin@terpri.org>
Date: Tue, 24 Jun 2014 00:01:56 -0400
Subject: symbol default value procedures

(Best-ability ChangeLog annotation added by Christopher Allan Webber.)

* module/language/elisp/runtime.scm:
  (symbol-default-bound?, symbol-default-value, set-symbol-default-value!):
  New procedure aliases.  Export their symbols.
  (emacs!): Update to accept new parameters dref, dset, dboundp.
---
 module/language/elisp/runtime.scm | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/module/language/elisp/runtime.scm b/module/language/elisp/runtime.scm
index bedb15a8a..ff01520ac 100644
--- a/module/language/elisp/runtime.scm
+++ b/module/language/elisp/runtime.scm
@@ -37,6 +37,9 @@
             set-symbol-plist!
             symbol-bound?
             symbol-fbound?
+            symbol-default-bound?
+            symbol-default-value
+            set-symbol-default-value!
             bind-symbol
             makunbound!
             fmakunbound!
@@ -193,6 +196,12 @@
               (dynamic-bound? (variable-ref var))
               #t)))))
 
+(define symbol-default-bound? symbol-bound?)
+
+(define symbol-default-value symbol-value)
+
+(define set-symbol-default-value! set-symbol-value!)
+
 (define (symbol-fbound? symbol)
   (set! symbol (schemify symbol))
   (and
@@ -225,10 +234,13 @@
   (vector-set! (symbol-desc sym) 3 1)
   #nil)
 
-(define (emacs! ref set boundp bind)
+(define (emacs! ref set boundp dref dset dboundp bind)
   (set! symbol-value ref)
   (set! set-symbol-value! set)
   (set! symbol-bound? boundp)
+  (set! symbol-default-value dref)
+  (set! set-symbol-default-value! dset)
+  (set! symbol-default-bound? dboundp)
   (set! bind-symbol bind)
   (set! lexical-binding? (lambda () (symbol-value 'lexical-binding)))
   (set! set-lexical-binding-mode (lambda (x) (set-symbol-value! 'lexical-binding x))))
-- 
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