| #include <stdio.h> |
| #include <stdlib.h> |
| #include "tests/sys_mman.h" |
| |
| int main(int argc, char **argv) |
| { |
| void *a1; |
| |
| if ((a1 = mmap((void *)0x200000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0)) == MAP_FAILED) |
| { |
| perror("mmap1"); |
| exit(1); |
| } |
| |
| if (munmap(a1, 4096) < 0) |
| { |
| perror("munmap1"); |
| exit(1); |
| } |
| |
| if (mmap((void *)0x100000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) == MAP_FAILED) |
| { |
| perror("mmap2"); |
| exit(1); |
| } |
| |
| if (mmap((void *)0x100000, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) == MAP_FAILED) |
| { |
| perror("mmap2"); |
| exit(1); |
| } |
| |
| printf("success\n"); |
| exit(0); |
| } |