From: David Vazquez <davazp@gmail.com>
Date: Fri, 1 Feb 2013 12:27:35 +0000 (+0000)
Subject: Remove auxiliar %FIND-SYMBOL function
X-Git-Url: http://repo.macrolet.net/gitweb/?a=commitdiff_plain;h=616032207c3032ca45568ad6b40314f480e056c0;p=jscl.git

Remove auxiliar %FIND-SYMBOL function
---

diff --git a/ecmalisp.lisp b/ecmalisp.lisp
index d705668..8ce69d5 100644
--- a/ecmalisp.lisp
+++ b/ecmalisp.lisp
@@ -591,21 +591,15 @@
       (oset symbol "package" *common-lisp-package*)
       (oset symbols (symbol-name symbol) symbol)))
 
-  (defun %find-symbol (name package)
+  (defun find-symbol (name &optional (package *package*))
     (let* ((package (find-package-or-fail package))
            (symbols (%package-symbols package)))
       (if (in name symbols)
-          (cons (oget symbols name) t)
-          (dolist (used (package-use-list package) (cons nil nil))
+          (values (oget symbols name) t)
+          (dolist (used (package-use-list package) (values nil nil))
             (let ((exports (%package-external-symbols used)))
               (when (in name exports)
-                (return (cons (oget exports name) t))))))))
-
-  (defun find-symbol (name &optional (package *package*))
-    (let ((x (%find-symbol name package)))
-      (if (cdr x)
-          (values (car x) t)
-          (values nil nil))))
+                (return (values (oget exports name) t))))))))
 
   (defun intern (name &optional (package *package*))
     (let ((package (find-package-or-fail package)))
@@ -780,15 +774,17 @@
   (defun prin1-to-string (form)
     (cond
       ((symbolp form)
-       (if (cdr (%find-symbol (symbol-name form) *package*))
-           (symbol-name form)
-           (let ((package (symbol-package form))
-                 (name (symbol-name form)))
-             (concat (cond
-                       ((null package) "#")
-                       ((eq package (find-package "KEYWORD")) "")
-                       (t (package-name package)))
-                     ":" name))))
+       (multiple-value-bind (symbol foundp)
+           (find-symbol (symbol-name form) *package*)
+         (if (and foundp (eq symbol form))
+             (symbol-name form)
+             (let ((package (symbol-package form))
+                   (name (symbol-name form)))
+               (concat (cond
+                         ((null package) "#")
+                         ((eq package (find-package "KEYWORD")) "")
+                         (t (package-name package)))
+                       ":" name)))))
       ((integerp form) (integer-to-string form))
       ((stringp form) (concat "\"" (escape-string form) "\""))
       ((functionp form)