1 // { dg-require-namedlocale "en_US.ISO8859-1" }
2 // { dg-require-namedlocale "fr_FR.ISO8859-15" }
3 // { dg-require-fork "" }
4 // { dg-require-mkfifo "" }
5 
6 // 2004-01-11  Petur Runolfsson  <peturr02@ru.is>
7 
8 // Copyright (C) 2004-2019 Free Software Foundation, Inc.
9 //
10 // This file is part of the GNU ISO C++ Library.  This library is free
11 // software; you can redistribute it and/or modify it under the
12 // terms of the GNU General Public License as published by the
13 // Free Software Foundation; either version 3, or (at your option)
14 // any later version.
15 
16 // This library is distributed in the hope that it will be useful,
17 // but WITHOUT ANY WARRANTY; without even the implied warranty of
18 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19 // GNU General Public License for more details.
20 
21 // You should have received a copy of the GNU General Public License along
22 // with this library; see the file COPYING3.  If not see
23 // <http://www.gnu.org/licenses/>.
24 
25 // 27.8.1.4 Overridden virtual functions
26 
27 #include <fstream>
28 #include <locale>
29 #include <cstdlib>
30 
31 #include <unistd.h>
32 #include <sys/types.h>
33 #include <sys/stat.h>
34 
35 #include <testsuite_hooks.h>
36 
37 // libstdc++/13582
test01()38 void test01()
39 {
40   using namespace std;
41   using namespace __gnu_test;
42 
43   locale loc_en(locale(ISO_8859(1,en_US)));
44   locale loc_fr(locale(ISO_8859(15,fr_FR)));
45 
46   const char* name = "tmp_fifo_13582-2";
47   unlink(name);
48   mkfifo(name, S_IRWXU);
49 
50   int child = fork();
51   if (child == 0)
52     {
53       filebuf fbout;
54       fbout.open(name, ios_base::out);
55       fbout.sputn("12345", 5);
56       fbout.pubsync();
57       sleep(2);
58       fbout.close();
59       exit(0);
60     }
61 
62   wfilebuf fbin;
63   fbin.open(name, ios_base::in);
64   sleep(1);
65   wfilebuf::int_type n = fbin.sbumpc();
66   VERIFY( n == L'1' );
67   fbin.pubimbue(loc_en);
68   n = fbin.sbumpc();
69   VERIFY( n == L'2' );
70   fbin.pubimbue(loc_fr);
71   n = fbin.sbumpc();
72   VERIFY( n == L'3' );
73   n = fbin.sbumpc();
74   VERIFY( n == L'4' );
75   n = fbin.sbumpc();
76   VERIFY( n == L'5' );
77   n = fbin.sbumpc();
78   VERIFY( n == wfilebuf::traits_type::eof() );
79 }
80 
main()81 int main()
82 {
83   test01();
84   return 0;
85 }
86