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authorNoah Lavine <nlavine@haverford.edu>2011-02-01 10:42:50 -0500
committerAndy Wingo <wingo@pobox.com>2011-03-24 21:10:03 +0100
commit730d3b270539053ca5efe6f0a468ae10a145a99d (patch)
tree7984c949cc7e80b118d623a6d0abc322f4dc637c
parent309299fe44563c19662dd72b62dd151d60a0fef4 (diff)
downloadguile-730d3b270539053ca5efe6f0a468ae10a145a99d.tar.gz
peg: remove unhygienic safe-bind, safe-bind-f
* module/ice-9/peg.scm (safe-bind, safe-bind-f): Remove.
-rw-r--r--module/ice-9/peg.scm40
1 files changed, 0 insertions, 40 deletions
diff --git a/module/ice-9/peg.scm b/module/ice-9/peg.scm
index 2219b60ba..729980fd0 100644
--- a/module/ice-9/peg.scm
+++ b/module/ice-9/peg.scm
@@ -27,46 +27,6 @@
(eval-when (compile load eval)
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-;;;;; CONVENIENCE MACROS
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
-(define (eeval exp)
- (eval exp (interaction-environment)))
-
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-;;;;; MACRO BUILDERS
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
-;; Safe-bind helps to bind macros safely.
-;; e.g.:
-;; (safe-bind
-;; (a b)
-;; `(,a ,b))
-;; gives:
-;; (#<uninterned-symbol a cc608d0> #<uninterned-symbol b cc608a0>)
-(define-syntax safe-bind
- (lambda (x)
- (syntax-case x ()
- ((_ vals . actions)
- (datum->syntax x (apply safe-bind-f
- (cons
- (syntax->datum #'vals)
- (syntax->datum #'actions))))))))
-;; (define-macro (safe-bind vals . actions)
-;; (apply safe-bind-f (cons vals actions)))
-(define (safe-bind-f vals . actions)
- `(let ,(map (lambda (val) `(,val (make-symbol ,(symbol->string val)))) vals)
- ,@actions))
-
-;; Unsafe-bind is like safe-bind but uses symbols that are easier to read while
-;; debugging rather than safe ones. Currently unused.
-;; (define-macro (unsafe-bind vals . actions)
-;; (apply unsafe-bind-f (cons vals actions)))
-;; (define (unsafe-bind-f vals . actions)
-;; `(let ,(map (lambda (val) `(,val ',val)) vals)
-;; ,@actions))
-
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;; LOOPING CONSTRUCTS
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;