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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/27_io/objects/char/7.cc
1 // { dg-require-fork "" }
2 // { dg-require-mkfifo "" }
4 // 2003-04-26 Petur Runolfsson <peturr02@ru.is>
6 // Copyright (C) 2003-2016 Free Software Foundation, Inc.
8 // This file is part of the GNU ISO C++ Library. This library is free
9 // software; you can redistribute it and/or modify it under the
10 // terms of the GNU General Public License as published by the
11 // Free Software Foundation; either version 3, or (at your option)
14 // This library is distributed in the hope that it will be useful,
15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 // GNU General Public License for more details.
19 // You should have received a copy of the GNU General Public License along
20 // with this library; see the file COPYING3. If not see
21 // <http://www.gnu.org/licenses/>.
23 // 27.3 Standard iostream objects
31 #include <sys/types.h>
34 // No asserts, avoid leaking the semaphore if a VERIFY fails.
35 #undef _GLIBCXX_ASSERT
37 #include <testsuite_hooks.h>
39 // Check that cout.flush() is called when last ios_base::Init is destroyed.
43 using namespace __gnu_test
;
44 bool test
__attribute__((unused
)) = true;
46 const char* name
= "tmp_fifo4";
48 signal(SIGPIPE
, SIG_IGN
);
51 mkfifo(name
, S_IRWXU
);
55 VERIFY( child
!= -1 );
60 fbout
.open(name
, ios_base::in
|ios_base::out
);
61 VERIFY( fbout
.is_open() );
65 // NB: fbout is *not* destroyed here!
70 fbin
.open(name
, ios_base::in
);
72 filebuf::int_type c
= fbin
.sbumpc();
73 VERIFY( c
!= filebuf::traits_type::eof() );
74 VERIFY( c
== filebuf::traits_type::to_int_type('a') );