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688903eb3e
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84 lines
2.1 KiB
C
84 lines
2.1 KiB
C
/* Common code for message queue passing tests.
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Copyright (C) 2004-2018 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Jakub Jelinek <jakub@redhat.com>, 2004.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <mqueue.h>
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#include <search.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/uio.h>
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#include <unistd.h>
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static int temp_mq_fd;
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/* Add temporary files in list. */
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static void
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__attribute__ ((unused))
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add_temp_mq (const char *name)
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{
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struct iovec iov[2];
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iov[0].iov_base = (char *) name;
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iov[0].iov_len = strlen (name);
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iov[1].iov_base = (char *) "\n";
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iov[1].iov_len = 1;
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if (writev (temp_mq_fd, iov, 2) != iov[0].iov_len + 1)
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printf ("Could not record temp mq filename %s\n", name);
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}
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/* Delete all temporary message queues. */
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static void
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do_cleanup (void)
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{
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if (lseek (temp_mq_fd, 0, SEEK_SET) != 0)
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return;
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FILE *f = fdopen (temp_mq_fd, "r");
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if (f == NULL)
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return;
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char *line = NULL;
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size_t n = 0;
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ssize_t rets;
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while ((rets = getline (&line, &n, f)) > 0)
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{
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if (line[rets - 1] != '\n')
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continue;
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line[rets - 1] = '\0';
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mq_unlink (line);
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}
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fclose (f);
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}
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static void
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do_prepare (void)
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{
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char name [] = "/tmp/tst-mqueueN.XXXXXX";
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temp_mq_fd = mkstemp (name);
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if (temp_mq_fd == -1)
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{
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printf ("Could not create temporary file %s: %m\n", name);
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exit (1);
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}
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unlink (name);
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}
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#define PREPARE(argc, argv) do_prepare ()
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#define CLEANUP_HANDLER do_cleanup ()
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