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- Log ----------------------------------------------------------------- commit a60274829b62c938292920f8f19b1c269240e8c2 Author: Raymond Toy toy.raymond@gmail.com Date: Fri Apr 20 09:35:43 2012 -0700

Oops. Debugging print accidentally left in.

diff --git a/src/code/stream.lisp b/src/code/stream.lisp index a91d4d7..b5d34ad 100644 --- a/src/code/stream.lisp +++ b/src/code/stream.lisp @@ -829,6 +829,7 @@ (flet ((convert-buffer () (let ((old-state (fd-stream-oc-state stream))) + #+(or debug-frc-sr) (format t "old-state = ~S~%" old-state) (multiple-value-bind (s char-count octet-count new-state) (stream::octets-to-string-counted

commit 99d39125b83f6173912c2a689e41db4c40096061 Author: Raymond Toy toy.raymond@gmail.com Date: Fri Apr 20 09:34:48 2012 -0700

UTF-16-BE and UTF-16-LE external formats were returning the incorrect number of octets for surrogate pairs. Two was returned instead of four.

* src/pcl/simple-streams/external-formats/utf-16-be.lisp: * src/pcl/simple-streams/external-formats/utf-16-le.lisp: * Return correct number of octets * src/general-info/release-20d.txt * Update.

diff --git a/src/general-info/release-20d.txt b/src/general-info/release-20d.txt index 6bd52d5..fe9baaf 100644 --- a/src/general-info/release-20d.txt +++ b/src/general-info/release-20d.txt @@ -61,6 +61,9 @@ New in this release: double-float multiplier from being used when sse3 is available. * External format for UTF-32 was generating an error when converting octets to a string. + * The UTF-16-BE and UTF-16-LE external formats were returning the + incorrect number of octets when surrogates pairs were decoded. + This confuses the stream buffering code.

* Trac Tickets: * #50: Print/read error with make-pathname. diff --git a/src/pcl/simple-streams/external-formats/utf-16-be.lisp b/src/pcl/simple-streams/external-formats/utf-16-be.lisp index e2780ea..948a24e 100644 --- a/src/pcl/simple-streams/external-formats/utf-16-be.lisp +++ b/src/pcl/simple-streams/external-formats/utf-16-be.lisp @@ -21,10 +21,11 @@ By default, illegal inputs and illegal outputs are replaced by the Unicode replacement character.") ()

- (octets-to-code (state input unput error c1 c2 code next) + (octets-to-code (state input unput error c1 c2 code wd next) `(let* ((,c1 ,input) (,c2 ,input) - (,code (+ (* 256 ,c1) ,c2))) + (,code (+ (* 256 ,c1) ,c2)) + (, wd 2)) (declare (type lisp:codepoint ,code)) (cond ((lisp::surrogatep ,code :low) ;; Got low surrogate. Combine with the state (high @@ -55,7 +56,8 @@ Unicode replacement character.") ;; unput 2 so it'll be read as another character ;; next time around? (if (lisp::surrogatep ,next :low) - (setq ,code (+ (ash (- ,code #xD800) 10) ,next #x2400)) + (setq ,code (+ (ash (- ,code #xD800) 10) ,next #x2400) + ,wd 4) (setf ,code (if ,error (locally @@ -74,7 +76,7 @@ Unicode replacement character.") (funcall ,error "BOM is not valid within a UTF-16 stream" ,code 2)) +replacement-character-code+))) (t (setf ,state nil))) - (values ,code 2))) + (values ,code ,wd))) (code-to-octets (code state output error c c1 c2) `(flet ((output (code) (,output (ldb (byte 8 8) code)) diff --git a/src/pcl/simple-streams/external-formats/utf-16-le.lisp b/src/pcl/simple-streams/external-formats/utf-16-le.lisp index b7faa28..6fb4b65 100644 --- a/src/pcl/simple-streams/external-formats/utf-16-le.lisp +++ b/src/pcl/simple-streams/external-formats/utf-16-le.lisp @@ -22,10 +22,11 @@ By default, illegal inputs and illegal outputs are replaced by the Unicode replacement character.") ()

- (octets-to-code (state input unput error c1 c2 code next) + (octets-to-code (state input unput error c1 c2 code wd next) `(let* ((,c1 ,input) (,c2 ,input) - (,code (+ (* 256 ,c2) ,c1))) + (,code (+ (* 256 ,c2) ,c1)) + (,wd 2)) (declare (type lisp:codepoint ,code)) (cond ((lisp::surrogatep ,code :low) ;; If possible combine this low surrogate with the @@ -56,14 +57,15 @@ Unicode replacement character.") ;; unput 2 so it'll be read as another character ;; next time around? (if (lisp::surrogatep ,next :low) - (setq ,code (+ (ash (- ,code #xD800) 10) ,next #x2400)) + (setq ,code (+ (ash (- ,code #xD800) 10) ,next #x2400) + ,wd 4) (setq ,code (if ,error (locally ;; No warnings about fdefinition (declare (optimize (ext:inhibit-warnings 3))) (funcall ,error "High surrogate followed by #x~4,'0X ~ - instead of low surrogate" ,next 2)) + instead of low surrogate" ,next ,wd)) +replacement-character-code+))))) ((= ,code #xFFFE) ;; replace with REPLACEMENT CHARACTER. @@ -75,7 +77,7 @@ Unicode replacement character.") (funcall ,error "BOM is not valid within a UTF-16 stream" ,code 2)) +replacement-character-code+))) (t (setf ,state nil))) - (values ,code 2))) + (values ,code ,wd))) (code-to-octets (code state output error c c1 c2) `(flet ((output (code) (,output (ldb (byte 8 0) code))

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Summary of changes: src/code/stream.lisp | 1 + src/general-info/release-20d.txt | 3 +++ .../simple-streams/external-formats/utf-16-be.lisp | 10 ++++++---- .../simple-streams/external-formats/utf-16-le.lisp | 12 +++++++----- 4 files changed, 17 insertions(+), 9 deletions(-)

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