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 struct wait_queue {
  10         struct task_struct * task;
  11         struct wait_queue * next;
  12 };
  13 
  14 struct semaphore {
  15         int count;
  16         struct wait_queue * wait;
  17 };
  18 
  19 #define MUTEX ((struct semaphore) { 1, NULL })
  20 #define MUTEX_LOCKED ((struct semaphore) { 0, NULL })
  21 
  22 struct select_table_entry {
  23         struct wait_queue wait;
  24         struct wait_queue ** wait_address;
  25 };
  26 
  27 typedef struct select_table_struct {
  28         int nr;
  29         struct select_table_entry * entry;
  30 } select_table;
  31 
  32 #define __MAX_SELECT_TABLE_ENTRIES (4096 / sizeof (struct select_table_entry))
  33 
  34 #endif

/* */