806   //
 807   // If user_sys_cpu_time is true, user+sys time is returned.
 808   // Otherwise, only user time is returned
 809   static jlong current_thread_cpu_time(bool user_sys_cpu_time);
 810   static jlong thread_cpu_time(Thread* t, bool user_sys_cpu_time);
 811 
 812   // Return a bunch of info about the timers.
 813   // Note that the returned info for these two functions may be different
 814   // on some platforms
 815   static void current_thread_cpu_time_info(jvmtiTimerInfo *info_ptr);
 816   static void thread_cpu_time_info(jvmtiTimerInfo *info_ptr);
 817 
 818   static bool is_thread_cpu_time_supported();
 819 
 820   // System loadavg support.  Returns -1 if load average cannot be obtained.
 821   static int loadavg(double loadavg[], int nelem);
 822 
 823   // Amount beyond the callee frame size that we bang the stack.
 824   static int extra_bang_size_in_bytes();
 825 
 826   static char** split_path(const char* path, int* n);
 827 
 828   // Extensions
 829 #include "runtime/os_ext.hpp"
 830 
 831  public:
 832   class CrashProtectionCallback : public StackObj {
 833   public:
 834     virtual void call() = 0;
 835   };
 836 
 837   // Platform dependent stuff
 838 #ifndef _WINDOWS
 839 # include "os_posix.hpp"
 840 #endif
 841 #include OS_CPU_HEADER(os)
 842 #include OS_HEADER(os)
 843 
 844 #ifndef OS_NATIVE_THREAD_CREATION_FAILED_MSG
 845 #define OS_NATIVE_THREAD_CREATION_FAILED_MSG "unable to create native thread: possibly out of memory or process/resource limits reached"
 846 #endif

 806   //
 807   // If user_sys_cpu_time is true, user+sys time is returned.
 808   // Otherwise, only user time is returned
 809   static jlong current_thread_cpu_time(bool user_sys_cpu_time);
 810   static jlong thread_cpu_time(Thread* t, bool user_sys_cpu_time);
 811 
 812   // Return a bunch of info about the timers.
 813   // Note that the returned info for these two functions may be different
 814   // on some platforms
 815   static void current_thread_cpu_time_info(jvmtiTimerInfo *info_ptr);
 816   static void thread_cpu_time_info(jvmtiTimerInfo *info_ptr);
 817 
 818   static bool is_thread_cpu_time_supported();
 819 
 820   // System loadavg support.  Returns -1 if load average cannot be obtained.
 821   static int loadavg(double loadavg[], int nelem);
 822 
 823   // Amount beyond the callee frame size that we bang the stack.
 824   static int extra_bang_size_in_bytes();
 825 
 826   static char** split_path(const char* path, size_t* elements, size_t file_name_length);
 827 
 828   // Extensions
 829 #include "runtime/os_ext.hpp"
 830 
 831  public:
 832   class CrashProtectionCallback : public StackObj {
 833   public:
 834     virtual void call() = 0;
 835   };
 836 
 837   // Platform dependent stuff
 838 #ifndef _WINDOWS
 839 # include "os_posix.hpp"
 840 #endif
 841 #include OS_CPU_HEADER(os)
 842 #include OS_HEADER(os)
 843 
 844 #ifndef OS_NATIVE_THREAD_CREATION_FAILED_MSG
 845 #define OS_NATIVE_THREAD_CREATION_FAILED_MSG "unable to create native thread: possibly out of memory or process/resource limits reached"
 846 #endif