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tests/mq.c
60 строк
1 KB
Dmitry V. Levin
tests: use xasprintf instead of asprintf
15 мар 2021, 11:00
15 мар 2021, 11:00
0a9a3ec
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/* * Copyright (c) 2015 Elvira Khabirova <lineprinter0@gmail.com> * Copyright (c) 2016 Dmitry V. Levin <ldv@strace.io> * Copyright (c) 2015-2021 The strace developers. * All rights reserved. * * SPDX-License-Identifier: GPL-2.0-or-later */ #include "tests.h" #ifdef HAVE_MQUEUE_H # include <fcntl.h> # include <mqueue.h> # include <stdio.h> # include <stdlib.h> # include <unistd.h> # include <sys/stat.h> # include "xmalloc.h" int main(void) { struct mq_attr attr; (void) close(0); char *name = xasprintf("/strace-mq-%u.sample", getpid()); if (mq_open(name, O_CREAT, 0700, NULL)) perror_msg_and_skip("mq_open"); printf("mq_open(\"%s\", O_RDONLY|O_CREAT, 0700, NULL) = 0\n", name + 1); if (mq_getattr(0, &attr)) perror_msg_and_skip("mq_getattr"); printf("mq_getsetattr(0, NULL, {mq_flags=0, mq_maxmsg=%lld" ", mq_msgsize=%lld, mq_curmsgs=0}) = 0\n", (long long) attr.mq_maxmsg, (long long) attr.mq_msgsize); if (mq_setattr(0, &attr, NULL)) perror_msg_and_skip("mq_setattr"); printf("mq_getsetattr(0, {mq_flags=0, mq_maxmsg=%lld" ", mq_msgsize=%lld, mq_curmsgs=0}, NULL) = 0\n", (long long) attr.mq_maxmsg, (long long) attr.mq_msgsize); if (mq_unlink(name)) perror_msg_and_skip("mq_unlink"); printf("mq_unlink(\"%s\") = 0\n", name + 1); puts("+++ exited with 0 +++"); return 0; } #else SKIP_MAIN_UNDEFINED("HAVE_MQUEUE_H") #endif