Dmitry V. Levin
05a27ea2f6
* tests/sched_xetattr.c: Use SKIP_MAIN_UNDEFINED. (main) Use perror_msg_and_skip.
87 lines
3.0 KiB
C
87 lines
3.0 KiB
C
/*
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* Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "tests.h"
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#include <sys/syscall.h>
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#if defined __NR_sched_getattr && defined __NR_sched_setattr
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# include <inttypes.h>
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# include <stdio.h>
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# include <unistd.h>
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int
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main(void)
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{
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static union {
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struct {
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uint32_t size;
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uint32_t sched_policy;
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uint64_t sched_flags;
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uint32_t sched_nice;
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uint32_t sched_priority;
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uint64_t sched_runtime;
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uint64_t sched_deadline;
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uint64_t sched_period;
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} attr;
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char buf[256];
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} sched;
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if (syscall(__NR_sched_getattr, 0, &sched, sizeof(sched), 0))
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perror_msg_and_skip("sched_getattr");
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printf("sched_getattr\\(0, \\{size=%u, sched_policy=SCHED_[A-Z]+, sched_flags=%s, sched_nice=%u, sched_priority=%u, sched_runtime=%" PRIu64 ", sched_deadline=%" PRIu64 ", sched_period=%" PRIu64 "\\}, 256, 0\\) += 0\n",
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sched.attr.size,
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sched.attr.sched_flags ? "SCHED_FLAG_RESET_ON_FORK" : "0",
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sched.attr.sched_nice,
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sched.attr.sched_priority,
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sched.attr.sched_runtime,
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sched.attr.sched_deadline,
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sched.attr.sched_period);
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sched.attr.sched_flags |= 1;
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if (syscall(__NR_sched_setattr, 0, &sched, 0))
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perror_msg_and_skip("sched_setattr");
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printf("sched_setattr\\(0, \\{size=%u, sched_policy=SCHED_[A-Z]+, sched_flags=%s, sched_nice=%u, sched_priority=%u, sched_runtime=%" PRIu64 ", sched_deadline=%" PRIu64 ", sched_period=%" PRIu64 "\\}, 0\\) += 0\n",
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sched.attr.size,
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"SCHED_FLAG_RESET_ON_FORK",
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sched.attr.sched_nice,
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sched.attr.sched_priority,
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sched.attr.sched_runtime,
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sched.attr.sched_deadline,
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sched.attr.sched_period);
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return 0;
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}
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#else
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SKIP_MAIN_UNDEFINED("__NR_sched_getattr && __NR_sched_setattr")
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#endif
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