From: technews_at_[hidden]
Date: 2008-02-19 14:34:08
Author: turkanis
Date: 2008-02-19 14:34:07 EST (Tue, 19 Feb 2008)
New Revision: 43325
URL: http://svn.boost.org/trac/boost/changeset/43325
Log:
stringstreams are no longer closable; the semantics of close() for these devices was illconsidered
Text files modified:
trunk/boost/iostreams/categories.hpp | 4 ----
trunk/boost/iostreams/close.hpp | 17 -----------------
2 files changed, 0 insertions(+), 21 deletions(-)
Modified: trunk/boost/iostreams/categories.hpp
==============================================================================
--- trunk/boost/iostreams/categories.hpp (original)
+++ trunk/boost/iostreams/categories.hpp 2008-02-19 14:34:07 EST (Tue, 19 Feb 2008)
@@ -139,22 +139,18 @@
{ };
struct istringstream_tag
: input_seekable,
- closable_tag,
istream_tag
{ };
struct ostringstream_tag
: output_seekable,
- closable_tag,
ostream_tag
{ };
struct stringstream_tag
: dual_seekable,
- closable_tag,
iostream_tag
{ };
struct stringbuf_tag
: dual_seekable,
- closable_tag,
streambuf_tag
{ };
struct generic_istream_tag
Modified: trunk/boost/iostreams/close.hpp
==============================================================================
--- trunk/boost/iostreams/close.hpp (original)
+++ trunk/boost/iostreams/close.hpp 2008-02-19 14:34:07 EST (Tue, 19 Feb 2008)
@@ -136,8 +136,6 @@
iostreams::select<
mpl::not_< is_convertible<category, closable_tag> >,
any_tag,
- is_std_string_device<unwrapped>,
- stringstream_tag,
mpl::or_<
is_boost_stream<unwrapped>,
is_boost_stream_buffer<unwrapped>
@@ -187,21 +185,6 @@
};
template<>
-struct close_impl<stringstream_tag> {
- template<typename T>
- static void close(T& t)
- {
- t.str("");
- }
- template<typename T>
- static void close(T& t, BOOST_IOS::openmode which)
- {
- if (which == BOOST_IOS::out)
- t.str("");
- }
-};
-
-template<>
struct close_impl<close_boost_stream> {
template<typename T>
static void close(T& t)