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tests/swap.c
52 строки
1 KB
Dmitry V. Levin
Update copyright headers
30 окт 2023, 11:00
30 окт 2023, 11:00
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/* * Check decoding of swapon and swapoff tests. * * Copyright (c) 2016-2023 The strace developers. * All rights reserved. * * SPDX-License-Identifier: GPL-2.0-or-later */ #include "tests.h" #include "scno.h" #include <stdio.h> #include <sys/swap.h> #include <unistd.h> int main(void) { static const char sample[] = "swap.sample"; long rc; rc = syscall(__NR_swapon, sample, 0); printf("swapon(\"%s\", %s) = %s\n", sample, "0", sprintrc(rc)); rc = syscall(__NR_swapon, sample, 42); printf("swapon(\"%s\", %s) = %s\n", sample, "42", sprintrc(rc)); rc = syscall(__NR_swapon, sample, SWAP_FLAG_PREFER); printf("swapon(\"%s\", %s) = %s\n", sample, "SWAP_FLAG_PREFER|0", sprintrc(rc)); rc = syscall(__NR_swapon, sample, SWAP_FLAG_PREFER | 42); printf("swapon(\"%s\", %s) = %s\n", sample, "SWAP_FLAG_PREFER|42", sprintrc(rc)); rc = syscall(__NR_swapon, sample, -1L); printf("swapon(\"%s\", %s) = %s\n", sample, "SWAP_FLAG_PREFER|SWAP_FLAG_DISCARD|SWAP_FLAG_DISCARD_ONCE" "|SWAP_FLAG_DISCARD_PAGES|0xfff80000|32767", sprintrc(rc)); rc = syscall(__NR_swapoff, sample); printf("swapoff(\"%s\") = %s\n", sample, sprintrc(rc)); puts("+++ exited with 0 +++"); return 0; }