root/include/linux/wait.h

/* */

INCLUDED FROM

   1 #ifndef _LINUX_WAIT_H
   2 #define _LINUX_WAIT_H
   3 
   4 #define WNOHANG         0x00000001
   5 #define WUNTRACED       0x00000002
   6 
   7 #define __WCLONE        0x80000000
   8 
   9 #ifdef __KERNEL__
  10 
  11 struct wait_queue {
  12         struct task_struct * task;
  13         struct wait_queue * next;
  14 };
  15 
  16 struct semaphore {
  17         int count;
  18         struct wait_queue * wait;
  19 };
  20 
  21 #define MUTEX ((struct semaphore) { 1, NULL })
  22 #define MUTEX_LOCKED ((struct semaphore) { 0, NULL })
  23 
  24 struct select_table_entry {
  25         struct wait_queue wait;
  26         struct wait_queue ** wait_address;
  27 };
  28 
  29 typedef struct select_table_struct {
  30         int nr;
  31         struct select_table_entry * entry;
  32 } select_table;
  33 
  34 #define __MAX_SELECT_TABLE_ENTRIES (4096 / sizeof (struct select_table_entry))
  35 
  36 #endif /* __KERNEL__ */
  37 
  38 #endif

/* */