Categories/NSProcessInfo+Debugging.m

   1 //
   2 //  NSProcessInfo+Debugging.m
   3 //  Enjoyable
   4 //
   5 //  Created by Joe Wreschnig on 3/17/13.
   6 //
   7 //
   8
   9 #import "NSProcessInfo+Debugging.h"
  10
  11 #include <assert.h>
  12 #include <stdbool.h>
  13 #include <sys/types.h>
  14 #include <unistd.h>
  15 #include <sys/sysctl.h>
  16
  17 @implementation NSProcessInfo (Debugging)
  18
  19 - (BOOL)isBeingDebugged {
  20     int mib[4];
  21     struct kinfo_proc info;
  22     size_t size = sizeof(info);
  23
  24     info.kp_proc.p_flag = 0;
  25
  26     mib[0] = CTL_KERN;
  27     mib[1] = KERN_PROC;
  28     mib[2] = KERN_PROC_PID;
  29     mib[3] = self.processIdentifier;
  30
  31     return sysctl(mib, sizeof(mib) / sizeof(*mib), &info, &size, NULL, 0) == 0
  32         && (info.kp_proc.p_flag & P_TRACED) != 0;
  33 }
  34
  35 @end