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8ca82e09 | 1 | // Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation, Inc. |
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2 | // |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
6 | // Free Software Foundation; either version 2, or (at your option) | |
7 | // any later version. | |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING. If not, write to the Free | |
16 | // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
17 | // USA. | |
18 | ||
19 | // 27.8.1.3 filebuf member functions | |
20 | // @require@ %-*.tst %-*.txt | |
21 | // @diff@ %-*.tst %-*.txt | |
22 | ||
23 | // various tests for filebuf::open() and filebuf::close() including | |
24 | // the non-portable functionality in the libstdc++-v3 IO library | |
25 | ||
26 | #include <fstream> | |
27 | #include <unistd.h> | |
28 | #include <signal.h> | |
29 | #include <fcntl.h> | |
30 | #include <sys/types.h> | |
31 | #include <sys/stat.h> | |
32 | #include <testsuite_hooks.h> | |
33 | ||
34 | // libstdc++/9964 | |
35 | void test_07() | |
36 | { | |
37 | using namespace std; | |
ea1ea21a | 38 | using namespace __gnu_test; |
11f10e6b | 39 | bool test __attribute__((unused)) = true; |
8f1032c1 | 40 | semaphore s1, s2; |
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41 | |
42 | const char* name = "tmp_fifo3"; | |
43 | ||
44 | signal(SIGPIPE, SIG_IGN); | |
45 | ||
46 | unlink(name); | |
ea1ea21a | 47 | try_mkfifo(name, S_IRWXU); |
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48 | |
49 | int child = fork(); | |
50 | VERIFY( child != -1 ); | |
51 | ||
52 | if (child == 0) | |
53 | { | |
54 | filebuf fbin; | |
55 | fbin.open(name, ios_base::in); | |
8f1032c1 | 56 | s1.wait (); |
23cac885 | 57 | fbin.close(); |
8f1032c1 | 58 | s2.signal (); |
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59 | exit(0); |
60 | } | |
61 | ||
62 | filebuf fb; | |
6a734d61 | 63 | filebuf* ret = fb.open(name, ios_base::in | ios_base::out); |
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64 | VERIFY( ret != NULL ); |
65 | VERIFY( fb.is_open() ); | |
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66 | s1.signal (); |
67 | s2.wait (); | |
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68 | fb.sputc('a'); |
69 | ||
70 | ret = fb.close(); | |
6a734d61 | 71 | VERIFY( ret != NULL ); |
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72 | VERIFY( !fb.is_open() ); |
73 | } | |
74 | ||
75 | int | |
76 | main() | |
77 | { | |
78 | test_07(); | |
79 | return 0; | |
80 | } |