Merge from stable-2.2

doc/ref/match.texi

@@ -216,7 +216,7 @@ one-element list containing a @var{person} whose first slot is
 The @code{(ice-9 match)} module also provides the following convenient
 syntactic sugar macros wrapping around @code{match}.
 
-@deffn {Scheme Syntax} match-lambda exp clause1 clause2 @dots{}
+@deffn {Scheme Syntax} match-lambda clause1 clause2 @dots{}
 Create a procedure of one argument that matches its argument against
 each clause, and returns the result of evaluating the corresponding
 expressions.
@@ -236,7 +236,7 @@ expressions.
 @result{} world
 @end example
 
-@deffn {Scheme Syntax} match-lambda* exp clause1 clause2 @dots{}
+@deffn {Scheme Syntax} match-lambda* clause1 clause2 @dots{}
 Create a procedure of any number of arguments that matches its argument
 list against each clause, and returns the result of evaluating the
 corresponding expressions.

doc/ref/web.texi

@@ -791,7 +791,7 @@ The MIME type of a resource, as a symbol, along with any parameters.
 (parse-header 'content-type "text/plain;charset=utf-8")
 @result{} (text/plain (charset . "utf-8"))
 @end example
-Note that the @code{charset} parameter is something is a misnomer, and
+Note that the @code{charset} parameter is something of a misnomer, and
 the HTTP specification admits this.  It specifies the @emph{encoding} of
 the characters, not the character set.
 @end deftypevr

module/ice-9/ports.scm

@@ -1,5 +1,5 @@
 ;;; Ports
-;;; Copyright (C) 2016 Free Software Foundation, Inc.
+;;; Copyright (C) 2016, 2019 Free Software Foundation, Inc.
 ;;;
 ;;; This library is free software: you can redistribute it and/or modify
 ;;; it under the terms of the GNU Lesser General Public License as
@@ -31,6 +31,7 @@
             %set-port-property!
             current-input-port current-output-port
             current-error-port current-warning-port
+            current-load-port
             set-current-input-port set-current-output-port
             set-current-error-port
             port-mode

module/web/http.scm

@@ -1,6 +1,6 @@
 ;;; HTTP messages
 
-;; Copyright (C) 2010-2017, 2019 Free Software Foundation, Inc.
+;; Copyright (C)  2010-2017 Free Software Foundation, Inc.
 
 ;; This library is free software; you can redistribute it and/or
 ;; modify it under the terms of the GNU Lesser General Public
@@ -152,35 +152,18 @@ The default writer will call ‘put-string’."
         (lambda (val port)
           (put-string port val)))))
 
-(define spaces-and-tabs
-  (char-set #\space #\tab))
-
-(define (space-or-tab? c)
-  (case c
-    ((#\space #\tab) #t)
-    (else #f)))
-
 (define (read-header-line port)
-  "Read an HTTP header line, including any continuation lines, and
-return the combined string without its final CRLF or LF.  Raise a
-'bad-header' exception if the line does not end in CRLF or LF, or if EOF
-is reached."
+  "Read an HTTP header line and return it without its final CRLF or LF.
+Raise a 'bad-header' exception if the line does not end in CRLF or LF,
+or if EOF is reached."
   (match (%read-line port)
     (((? string? line) . #\newline)
      ;; '%read-line' does not consider #\return a delimiter; so if it's
      ;; there, remove it.  We are more tolerant than the RFC in that we
      ;; tolerate LF-only endings.
-     (let ((line (if (string-suffix? "\r" line)
-                     (string-drop-right line 1)
-                     line)))
-       ;; If the next character is a space or tab, then there's at least
-       ;; one continuation line.  Read the continuation lines by calling
-       ;; 'read-header-line' recursively, and append them to this header
-       ;; line, folding the leading spaces and tabs to a single space.
-       (if (space-or-tab? (lookahead-char port))
-           (string-append line " " (string-trim (read-header-line port)
-                                                spaces-and-tabs))
-           line)))
+     (if (string-suffix? "\r" line)
+         (string-drop-right line 1)
+         line))
     ((line . _)                                ;EOF or missing delimiter
      (bad-header 'read-header-line line))))
 

test-suite/tests/web-http.test

@@ -1,6 +1,6 @@
 ;;;; web-http.test --- HTTP library        -*- mode: scheme; coding: utf-8; -*-
 ;;;;
-;;;; Copyright (C) 2010-2011, 2014-2017, 2019 Free Software Foundation, Inc.
+;;;; 	Copyright (C) 2010-2011, 2014-2017 Free Software Foundation, Inc.
 ;;;;
 ;;;; This library is free software; you can redistribute it and/or
 ;;;; modify it under the terms of the GNU Lesser General Public
@@ -242,15 +242,6 @@
   (pass-if-round-trip "Cache-Control: acme-cache-extension=100 quux\r\n")
   (pass-if-round-trip "Cache-Control: acme-cache-extension=\"100, quux\"\r\n")
 
-  (let ((str "Cache-Control: acme-cache-extension=\"100,\r\n\t foo,\r\n  quux\"\r\n")
-        (val '(cache-control . ((acme-cache-extension . "100, foo, quux")))))
-    (pass-if-equal "continuation lines"
-        val
-      (call-with-values (lambda ()
-                          (read-header (open-input-string str)))
-        (lambda (sym val)
-          (cons sym val)))))
-
   (pass-if-parse connection "close" '(close))
   (pass-if-parse connection "Content-Encoding" '(content-encoding))