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[Guile-commits] 03/10: Add (ice-9 textual-ports)
From: |
Andy Wingo |
Subject: |
[Guile-commits] 03/10: Add (ice-9 textual-ports) |
Date: |
Thu, 9 Jun 2016 09:01:12 +0000 (UTC) |
wingo pushed a commit to branch master
in repository guile.
commit 4ed9f6c29cc84763f6dc9b212e6c20ae247d3c48
Author: Andy Wingo <address@hidden>
Date: Wed Jun 8 07:40:57 2016 +0200
Add (ice-9 textual-ports)
* module/ice-9/textual-ports.scm: New module.
* module/Makefile.am: Add new module.
---
module/Makefile.am | 1 +
module/ice-9/textual-ports.scm | 57 ++++++++++++++++++++++++++++++++++++++++
2 files changed, 58 insertions(+)
diff --git a/module/Makefile.am b/module/Makefile.am
index 7f8284e..06def38 100644
--- a/module/Makefile.am
+++ b/module/Makefile.am
@@ -111,6 +111,7 @@ SOURCES = \
ice-9/streams.scm \
ice-9/string-fun.scm \
ice-9/syncase.scm \
+ ice-9/textual-ports.scm \
ice-9/threads.scm \
ice-9/time.scm \
ice-9/top-repl.scm \
diff --git a/module/ice-9/textual-ports.scm b/module/ice-9/textual-ports.scm
new file mode 100644
index 0000000..620d20e
--- /dev/null
+++ b/module/ice-9/textual-ports.scm
@@ -0,0 +1,57 @@
+;;;; textual-ports.scm --- Textual I/O on ports
+
+;;;; Copyright (C) 2016 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 published by the Free Software Foundation; either
+;;;; version 3 of the License, or (at your option) any later version.
+;;;;
+;;;; This library is distributed in the hope that it will be useful,
+;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+;;;; Lesser General Public License for more details.
+;;;;
+;;;; You should have received a copy of the GNU Lesser General Public
+;;;; License along with this library; if not, write to the Free Software
+;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
USA
+
+;;; Commentary:
+;;;
+;;; Code:
+
+(define-module (ice-9 textual-ports)
+ #:use-module (ice-9 ports internal)
+ #:use-module (ice-9 binary-ports)
+ #:use-module (ice-9 rdelim)
+ #:re-export (get-string-n!
+ put-char
+ put-string)
+ #:export (get-char
+ lookahead-char
+ get-string-n
+ get-string-all
+ get-line))
+
+(define (get-char port)
+ (read-char port))
+
+(define (lookahead-char port)
+ (peek-char port))
+
+(define (get-line port)
+ (read-line port 'trim))
+
+(define (get-string-all port)
+ (read-string port))
+
+(define (get-string-n port count)
+ "Read up to @var{count} characters from @var{port}.
+If no characters could be read before encountering the end of file,
+return the end-of-file object, otherwise return a string containing
+the characters read."
+ (let* ((s (make-string count))
+ (rv (get-string-n! port s 0 count)))
+ (cond ((eof-object? rv) rv)
+ ((= rv count) s)
+ (else (substring/shared s 0 rv)))))
- [Guile-commits] branch master updated (9454068 -> 6788fab), Andy Wingo, 2016/06/09
- [Guile-commits] 01/10: socket: TCP_CORK, TCP_NODELAY, Andy Wingo, 2016/06/09
- [Guile-commits] 07/10: put-char in Scheme, Andy Wingo, 2016/06/09
- [Guile-commits] 04/10: Undocument (ice-9 rw), Andy Wingo, 2016/06/09
- [Guile-commits] 09/10: Support `connect' on nonblocking sockets, Andy Wingo, 2016/06/09
- [Guile-commits] 10/10: Non-blocking accept/connect Scheme support, Andy Wingo, 2016/06/09
- [Guile-commits] 08/10: `accept' on nonblocking socket can return #f, Andy Wingo, 2016/06/09
- [Guile-commits] 02/10: put-char, put-string in (ice-9 ports internals), Andy Wingo, 2016/06/09
- [Guile-commits] 03/10: Add (ice-9 textual-ports),
Andy Wingo <=
- [Guile-commits] 06/10: Update port documentation, rename sports to suspendable ports, Andy Wingo, 2016/06/09
- [Guile-commits] 05/10: Big ports documentation update, Andy Wingo, 2016/06/09