src/api/sys_ipc.c

   1 #include <sys/ipc.h>
   2 #define T(t) (t*)0;
   3 #define F(t,n) {t *y = &x.n;}
   4 #define C(n) switch(n){case n:;}
   5 static void f()
   6 {
   7 T(uid_t)
   8 T(gid_t)
   9 T(mode_t)
  10 T(key_t)
  11 {
  12 struct ipc_perm x;
  13 F(uid_t,uid)
  14 F(gid_t,gid)
  15 F(uid_t,cuid)
  16 F(gid_t,cgid)
  17 F(mode_t, mode)
  18 }
  19 C(IPC_CREAT)
  20 C(IPC_EXCL)
  21 C(IPC_NOWAIT)
  22 C(IPC_PRIVATE)
  23 C(IPC_RMID)
  24 C(IPC_SET)
  25 C(IPC_STAT)
  26 {key_t(*p)(const char*,int) = ftok;}
  27 }