gencgc: More precise conservatism for pointers to boxed pages.

[sbcl.git] / src / code / octets.lisp

diff --git a/src/code/octets.lisp b/src/code/octets.lisp
index 0d155f1..4a98d80 100644 (file)
--- a/src/code/octets.lisp
+++ b/src/code/octets.lisp
@@ -38,12 +38,6 @@ one-past-the-end"
                                       (octets-encoding-error-position c)))
                      (octets-encoding-error-external-format c)))))
 
-(defun read-replacement-character ()
-  (format *query-io*
-          "Replacement byte, bytes, character, or string (evaluated): ")
-  (finish-output *query-io*)
-  (list (eval (read *query-io*))))
-
 (defun encoding-error (external-format string pos)
   (restart-case
       (error 'octets-encoding-error
@@ -52,7 +46,10 @@ one-past-the-end"
              :position pos)
     (use-value (replacement)
       :report "Supply a set of bytes to use in place of the invalid one."
-      :interactive read-replacement-character
+      :interactive
+      (lambda ()
+        (read-evaluated-form
+         "Replacement byte, bytes, character, or string (evaluated): "))
       (typecase replacement
         ((unsigned-byte 8)
          (make-array 1 :element-type '(unsigned-byte 8) :initial-element replacement))
@@ -103,11 +100,6 @@ one-past-the-end"
 
 (define-condition malformed-ascii (octet-decoding-error) ())
 
-(defun read-replacement-string ()
-  (format *query-io* "Enter a replacement string designator (evaluated): ")
-  (finish-output *query-io*)
-  (list (eval (read *query-io*))))
-
 (defun decoding-error (array start end external-format reason pos)
   (restart-case
       (error reason
@@ -118,7 +110,10 @@ one-past-the-end"
              :pos pos)
     (use-value (s)
       :report "Supply a replacement string designator."
-      :interactive read-replacement-string
+      :interactive
+      (lambda ()
+        (read-evaluated-form
+         "Enter a replacement string designator (evaluated): "))
       (string s))))
 
 ;;; Utilities used in both to-string and to-octet conversions
@@ -183,9 +178,8 @@ one-past-the-end"
                    finally (return elements)))
          ;; Find the smallest character code such that the corresponding
          ;; byte is != to the code.
-         (lowest-non-equivalent-code (position-if-not #'(lambda (pair)
-                                                          (apply #'= pair))
-                                                      pairs))
+         (lowest-non-equivalent-code
+          (caar (sort (copy-seq exceptions) #'< :key #'car)))
          ;; Sort them for our lookup table.
          (sorted-pairs (sort (subseq pairs lowest-non-equivalent-code)
                              #'< :key #'car))
@@ -199,9 +193,9 @@ one-past-the-end"
               ,(make-array 256 :element-type t #+nil 'char-code
                            :initial-contents (loop for byte below 256
                                                 collect
-                                                (let ((exception (cadr (assoc byte exceptions))))
+                                                (let ((exception (cdr (assoc byte exceptions))))
                                                   (if exception
-                                                      exception
+                                                      (car exception)
                                                       byte)))))
              (code-to-byte-table
               ,(make-array (length sorted-lookup-table)
@@ -392,8 +386,7 @@ one-past-the-end"
                     :check-fill-pointer t)
     (declare (type (simple-array (unsigned-byte 8) (*)) vector))
     (let ((ef (maybe-defaulted-external-format external-format)))
-      (funcall (symbol-function (sb!impl::ef-octets-to-string-sym ef))
-               vector start end))))
+      (funcall (sb!impl::ef-octets-to-string-fun ef) vector start end))))
 
 (defun string-to-octets (string &key (external-format :default)
                          (start 0) end null-terminate)
@@ -404,8 +397,8 @@ one-past-the-end"
                     :check-fill-pointer t)
     (declare (type simple-string string))
     (let ((ef (maybe-defaulted-external-format external-format)))
-      (funcall (symbol-function (sb!impl::ef-string-to-octets-sym ef))
-               string start end (if null-terminate 1 0)))))
+      (funcall (sb!impl::ef-string-to-octets-fun ef) string start end
+               (if null-terminate 1 0)))))
 
 #!+sb-unicode
 (defvar +unicode-replacement-character+ (string (code-char #xfffd)))