reference, declarationdefinition
definition → references, declarations, derived classes, virtual overrides
reference to multiple definitions → definitions
unreferenced
    1
    2
    3
    4
    5
    6
    7
    8
    9
   10
   11
   12
   13
   14
   15
   16
   17
   18
   19
   20
   21
   22
   23
   24
   25
   26
   27
   28
   29
   30
   31
   32
   33
   34
   35
   36
   37
   38
   39
   40
   41
   42
   43
   44
// RUN: %clangxx -O0 -g %s -o %t && %run %t 2>&1 | FileCheck %s

#include <sys/param.h>
#include <sys/types.h>

#include <sys/sysctl.h>

#include <assert.h>
#include <stdio.h>
#include <stdlib.h>

void test_asysctl() {
  int mib[] = {CTL_KERN, KERN_OSTYPE};
  size_t len;
  char *buf = (char *)asysctl(mib, __arraycount(mib), &len);
  assert(buf);

  printf("asysctl: '%s' size: '%zu'\n", buf, len);

  free(buf);
}

void test_asysctlbyname() {
  size_t len;
  char *buf = (char *)asysctlbyname("kern.ostype", &len);
  assert(buf);

  printf("asysctlbyname: '%s' size: '%zu'\n", buf, len);

  free(buf);
}

int main(void) {
  printf("asysctl\n");

  test_asysctl();
  test_asysctlbyname();

  return 0;

  // CHECK: asysctl
  // CHECK: asysctl: '{{.*}}' size: '{{.*}}'
  // CHECK: asysctlbyname: '{{.*}}' size: '{{.*}}'
}