PowerPC: Reserve TCB space for EBB framework
[glibc.git] / stdio-common / tst-popen.c
blobcbf8a6488db503033ea8f30008333f265a7a0c4e
1 /* Copyright (C) 2004 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Jakub Jelinek <jakub@redhat.com>, 2004.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
19 #include <stdio.h>
20 #include <string.h>
21 #include <wchar.h>
23 static int
24 do_test (void)
26 FILE *f = popen ("echo test", "r");
27 int result = 0, ret;
28 char *line = NULL;
29 size_t len = 0;
31 if (f == NULL)
33 printf ("popen failed %m");
34 return 1;
37 /* POSIX says that pipe streams are byte-oriented. */
38 if (fwide (f, 0) >= 0)
40 puts ("popen did not return byte-oriented stream");
41 result = 1;
44 if (getline (&line, &len, f) != 5)
46 puts ("could not read line from popen");
47 result = 1;
49 else if (strcmp (line, "test\n") != 0)
51 printf ("read \"%s\"\n", line);
52 result = 1;
55 if (getline (&line, &len, f) != -1)
57 puts ("second getline did not return -1");
58 result = 1;
61 ret = pclose (f);
62 if (ret != 0)
64 printf ("pclose returned %d\n", ret);
65 result = 1;
68 return result;
71 #define TEST_FUNCTION do_test ()
72 #include "../test-skeleton.c"