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1 // Copyright (C) 2000-2013 Free Software Foundation, Inc.
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 3, 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 COPYING3. If not see
16 // <http://www.gnu.org/licenses/>.
17
18 // The ARM simulator does not provide support for "fstat", which
19 // causes "sbumpc" to return an incorrect value.
20 // { dg-do run { xfail arm*-*-elf arm*-*-eabi } }
21
22 // { dg-require-fileio "" }
23
24 #include <cstdio>
25 #include <fstream>
26 #include <ext/stdio_filebuf.h>
27 #include <testsuite_hooks.h>
28
29 void test2()
30 {
31 using namespace std;
32 bool test __attribute__((unused)) = true;
33
34 filebuf fbuf;
35 fbuf.open("tmp_10063-2", ios_base::out | ios_base::trunc);
36 fbuf.sputn("01234", 5);
37 fbuf.close();
38
39 FILE* file = fopen("tmp_10063-2", "r");
40 setbuf(file, 0);
41 int c = getc(file);
42 VERIFY(c == '0');
43 c = getc(file);
44 VERIFY(c == '1');
45 {
46 __gnu_cxx::stdio_filebuf<char> sbuf(file, ios_base::in);
47 c = sbuf.sbumpc();
48 VERIFY(c == '2');
49 c = sbuf.sbumpc();
50 VERIFY(c == '3');
51 c = sbuf.sbumpc();
52 VERIFY(c == '4');
53 c = sbuf.sgetc();
54 VERIFY(c == EOF);
55 }
56 fclose(file);
57 }
58
59 int main()
60 {
61 test2();
62 return 0;
63 }