gcc/libstdc++-v3/testsuite/27_io/stringbuf_virtuals.cc
Benjamin Kosnik 990101f973 mkcheck.in (static_fail): Remove S_FLAG decoration on output.
2001-05-21  Benjamin Kosnik  <bkoz@redhat.com>

	* mkcheck.in (static_fail): Remove S_FLAG decoration on output.

	* include/bits/std_sstream.h (stringbuf::setbuf): Require both
	arguments to be non-null.
	* include/bits/fstream.tcc (filebuf::_M_allocate_buffers): Only
	try allocations if allocated size is greater than zero.
	(filebuf::_M_filebuf_init): Change to
	(filebuf::_M_allocate_file): Which is what it does now.
	(filebuf::_M_allocate_bufers): Change to
	(filebuf::_M_allocate_internal_buffer): This, and create
	(filebuf::_M_allocate_pback_buffer): New.
	(filebuf::_M_destroy_internal_buffer): New.
	(filebuf::_M_buf_allocated): New data member.
	(filebuf::setbuf): Use new logic, allow use of external buffer.
	* testsuite/27_io/stringbuf_virtuals.cc: New file.
	* testsuite/27_io/filebuf_virtuals.cc: New file.

From-SVN: r42458
2001-05-22 18:48:19 +00:00

47 lines
1.3 KiB
C++

// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com>
// Copyright (C) 2001 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, 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 General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// 27.7.1.3 Overridden virtual functions
#include <sstream>
#include <debug_assert.h>
void test01()
{
using namespace std;
bool test = true;
char buf[512];
const char* strlit = "how to tell a story and other essays: mark twain";
const size_t strlitsize = strlen(strlit);
stringbuf sbuf(ios_base::out);
sbuf.pubsetbuf(buf, strlitsize);
sbuf.sputn(strlit, strlitsize);
VERIFY( strncmp(strlit, buf, strlitsize) != 0 );
}
int main()
{
test01();
return 0;
}