URL
https://opencores.org/ocsvn/scarts/scarts/trunk
Subversion Repositories scarts
[/] [scarts/] [trunk/] [toolchain/] [scarts-gcc/] [gcc-4.1.1/] [libstdc++-v3/] [testsuite/] [27_io/] [basic_istream/] [extractors_other/] [char/] [9424-in.cc] - Rev 19
Compare with Previous | Blame | View Log
// 1999-10-11 bkoz // Copyright (C) 1999, 2000, 2001, 2002, 2003 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, // USA. // As a special exception, you may use this file as part of a free software // library without restriction. Specifically, if other files instantiate // templates or use macros or inline functions from this file, or you compile // this file and link it with other files to produce an executable, this // file does not by itself cause the resulting executable to be covered by // the GNU General Public License. This exception does not however // invalidate any other reasons why the executable file might be covered by // the GNU General Public License. // 27.5.2 template class basic_streambuf #include <cstring> // for memset, memcmp #include <streambuf> #include <sstream> #include <ostream> #include <testsuite_hooks.h> // libstdc++/9424 class Outbuf_2 : public std::streambuf { char buf[1]; public: Outbuf_2() { setp(buf, buf + 1); } int_type overflow(int_type c) { int_type eof = traits_type::eof(); if (pptr() < epptr()) { if (traits_type::eq_int_type(c, eof)) return traits_type::not_eof(c); *pptr() = traits_type::to_char_type(c); pbump(1); return c; } return eof; } }; class Inbuf_2 : public std::streambuf { static const char buf[]; const char* current; int size; public: Inbuf_2() { current = buf; size = std::strlen(buf); } int_type underflow() { if (current < buf + size) return traits_type::to_int_type(*current); return traits_type::eof(); } int_type uflow() { if (current < buf + size) return traits_type::to_int_type(*current++); return traits_type::eof(); } }; const char Inbuf_2::buf[] = "Atteivlis"; void test11() { bool test __attribute__((unused)) = true; Inbuf_2 inbuf1; std::istream is(&inbuf1); Outbuf_2 outbuf1; is >> &outbuf1; VERIFY( inbuf1.sgetc() == 't' ); VERIFY( is.good() ); } int main() { test11(); return 0; }