1 | // RUN: %clangxx -O0 -g %s -o %t && %run %t 2>&1 | FileCheck %s |
2 | |
3 | #include <sys/param.h> |
4 | #include <sys/types.h> |
5 | |
6 | #include <sys/sysctl.h> |
7 | |
8 | #include <assert.h> |
9 | #include <stdio.h> |
10 | #include <stdlib.h> |
11 | |
12 | void test_asysctl() { |
13 | int mib[] = {CTL_KERN, KERN_OSTYPE}; |
14 | size_t len; |
15 | char *buf = (char *)asysctl(mib, __arraycount(mib), &len); |
16 | assert(buf); |
17 | |
18 | printf(format: "asysctl: '%s' size: '%zu'\n" , buf, len); |
19 | |
20 | free(ptr: buf); |
21 | } |
22 | |
23 | void test_asysctlbyname() { |
24 | size_t len; |
25 | char *buf = (char *)asysctlbyname("kern.ostype" , &len); |
26 | assert(buf); |
27 | |
28 | printf(format: "asysctlbyname: '%s' size: '%zu'\n" , buf, len); |
29 | |
30 | free(ptr: buf); |
31 | } |
32 | |
33 | int main(void) { |
34 | printf(format: "asysctl\n" ); |
35 | |
36 | test_asysctl(); |
37 | test_asysctlbyname(); |
38 | |
39 | return 0; |
40 | |
41 | // CHECK: asysctl |
42 | // CHECK: asysctl: '{{.*}}' size: '{{.*}}' |
43 | // CHECK: asysctlbyname: '{{.*}}' size: '{{.*}}' |
44 | } |
45 | |