44 lines
959 B
C
44 lines
959 B
C
/*
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* Check decoding of sync_file_range syscall.
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*
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* Copyright (c) 2016-2018 Dmitry V. Levin <ldv@altlinux.org>
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* All rights reserved.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "tests.h"
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#include <fcntl.h>
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#include <asm/unistd.h>
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#if defined HAVE_SYNC_FILE_RANGE && defined __NR_sync_file_range
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# include <stdio.h>
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int
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main(void)
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{
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const int fd = -1;
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const off64_t offset = 0xdeadbeefbadc0dedULL;
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const off64_t nbytes = 0xfacefeedcafef00dULL;
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const unsigned int flags = -1;
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int rc = sync_file_range(fd, offset, nbytes, flags);
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printf("%s(%d, %lld, %lld, SYNC_FILE_RANGE_WAIT_BEFORE"
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"|SYNC_FILE_RANGE_WRITE|SYNC_FILE_RANGE_WAIT_AFTER"
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"|0xfffffff8) = %d %s (%m)\n",
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"sync_file_range", fd,
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(long long) offset,
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(long long) nbytes,
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rc, errno2name());
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puts("+++ exited with 0 +++");
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return 0;
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}
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#else
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SKIP_MAIN_UNDEFINED("HAVE_SYNC_FILE_RANGE && __NR_sync_file_range")
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#endif
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