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tests/mmap.c: use libtests

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* tests/mmap.c (main): Use get_page_size and perror_msg_and_fail.
This commit is contained in:
Дмитрий Левин 2016-01-05 23:07:59 +00:00
parent 18eeb96799
commit bde121b849
1 changed files with 8 additions and 6 deletions
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14
tests/mmap.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
* Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -35,7 +35,7 @@
int
main(void)
{
const intmax_t pagesize = sysconf(_SC_PAGESIZE);
const intmax_t pagesize = get_page_size();
const unsigned long length = pagesize * 3;
const int fd = -1;
off_t offset;
@ -51,10 +51,12 @@ main(void)
p = mmap(addr, length, PROT_READ | PROT_WRITE,
MAP_PRIVATE | MAP_ANONYMOUS, fd, offset);
if (p == MAP_FAILED ||
mprotect(p, length, PROT_NONE) ||
munmap(p, length))
return 77;
if (MAP_FAILED == p)
perror_msg_and_fail("mmap");
if (mprotect(p, length, PROT_NONE))
perror_msg_and_fail("mprotect");
if (munmap(p, length))
perror_msg_and_fail("munmap");
if (sizeof(offset) == sizeof(int))
printf("mmap2?\\(%p, %lu, PROT_READ\\|PROT_WRITE, "