From bafa3c3c06c25c6e6a7452675e3ddf6a393368d7 Mon Sep 17 00:00:00 2001
From: Benjamin Kosnik <bkoz@redhat.com>
Date: Tue, 15 Apr 2003 22:38:47 +0000
Subject: re PR libstdc++/9423 (filebuf::pubsetbuf(0, 0) doesn't turn off
 buffering if called after open)

2003-04-15  Benjamin Kosnik  <bkoz@redhat.com>
	    Paolo Carlini  <pcarlini@unitus.it>

	PR libstdc++/9423
	* docs/html/27_io/howto.html
	('The buffering is screwing up my program!'): Explain that
	opening counts as an I/O operation.

Co-Authored-By: Paolo Carlini <pcarlini@unitus.it>

From-SVN: r65665
---
 libstdc++-v3/docs/html/27_io/howto.html | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'libstdc++-v3/docs/html')

diff --git a/libstdc++-v3/docs/html/27_io/howto.html b/libstdc++-v3/docs/html/27_io/howto.html
index c8538a6..5cf4f4f 100644
--- a/libstdc++-v3/docs/html/27_io/howto.html
+++ b/libstdc++-v3/docs/html/27_io/howto.html
@@ -159,15 +159,18 @@
       because the data needs to appear quickly (a prime example is a
       log file for security-related information).  The way to do this is
       just to turn off the buffering <em>before any I/O operations at
-      all</em> have been done, i.e., as soon as possible after opening:
+      all</em> have been done (note that opening counts as an I/O operation):
    </p>
    <pre>
-   std::ofstream    os (&quot;/foo/bar/baz&quot;);
-   std::ifstream    is (&quot;/qux/quux/quuux&quot;);
+   std::ofstream    os;
+   std::ifstream    is;
    int   i;
 
    os.rdbuf()-&gt;pubsetbuf(0,0);
    is.rdbuf()-&gt;pubsetbuf(0,0);
+
+   os.open(&quot;/foo/bar/baz&quot;);
+   is.open(&quot;/qux/quux/quuux&quot;);
    ...
    os &lt;&lt; &quot;this data is written immediately\n&quot;;
    is &gt;&gt; i;   // and this will probably cause a disk read </pre>
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