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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/27_io/basic_filebuf/showmanyc/char/9533-1.cc
1 // { dg-require-fork "" }
2 // { dg-require-mkfifo "" }
4 // Copyright (C) 2003-2019 Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 3, or (at your option)
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // You should have received a copy of the GNU General Public License along
18 // with this library; see the file COPYING3. If not see
19 // <http://www.gnu.org/licenses/>.
21 // 27.8.1.4 Overridden virtual functions
26 #include <sys/types.h>
30 #include <testsuite_hooks.h>
36 using namespace __gnu_test
;
37 const char* name
= "tmp_fifo1";
39 const int count
= 10000;
41 signal(SIGPIPE
, SIG_IGN
);
44 if (0 != mkfifo(name
, S_IRWXU
))
58 ofbuf
.open(name
, ios_base::in
|ios_base::out
);
59 VERIFY( ofbuf
.is_open() );
62 for (int i
= 0; i
< count
; ++i
)
72 ifbuf
.open(name
, ios_base::in
);
73 VERIFY( ifbuf
.is_open() );
75 for (int j
= 0; j
< count
; ++j
)
77 filebuf::int_type c1
= ifbuf
.sbumpc();
78 VERIFY( c1
== j
% 100 );
81 filebuf::int_type c6
= ifbuf
.sbumpc();
82 VERIFY( c6
== filebuf::traits_type::eof() );