source: asp3_tinet_ecnl_rx/trunk/musl-1.1.18/src/mman/mprotect.c@ 337

Last change on this file since 337 was 337, checked in by coas-nagasima, 6 years ago

ASP3版ECNLを追加
  • Property svn:eol-style set to native
  • Property svn:mime-type set to text/x-csrc;charset=UTF-8
File size: 441 bytes
Line 
1#include <sys/mman.h>
2#include "libc.h"
3#include "syscall.h"
4
5int __mprotect(void *addr, size_t len, int prot)
6{
7 size_t start, end;
8 start = (size_t)addr & -PAGE_SIZE;
9 end = (size_t)((char *)addr + len + PAGE_SIZE-1) & -PAGE_SIZE;
10 return syscall(SYS_mprotect, start, end-start, prot);
11}
12
13#ifndef __c2__
14weak_alias(__mprotect, mprotect);
15#else
16int mprotect(void *addr, size_t len, int prot)
17{
18 return __mprotect(addr, len, prot);
19}
20#endif
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