534  



posix_spawnattr_getschedpolicy,   posix_spawnattr_setschedpolicy
     spawn-schedpolicy   -
   (ADVANCED REALTIME).



SPN     #include <spawn.h>
#include <sched.h>

int posix_spawnattr_getschedpolicy (

const posix_spawnattr_t *restrict attr,
int ""restrict schedpol icy) ;

int posix_spawnattr_setschedpolicy (

posix_spawnattr_t *attr,
int schedpolicy);



 posix_spawnattr_getschedpolicy()   
  spawn-schedpol icy   ,  -
 a t tr.

 posix_spawnattr_setschedpolicy ()   
spawn- schedpol icy    ,  -
 aktr.

 spawn-schedpol icy   , -
         (
  spawn-flags   POSIX_SPAWN_SETSCHEDULER).  -
     .

 

    posix_spawnattr_getschedpolicy () -
       spawn-schedpol-icy  
,   attr,  ,  
schedpol icy,      ,   .

    posix_spawnattr_setschedpolicy() -
  ,      ,   .



     , :

[EINVAL]           ,   attr, .

 posix_spawnattr_setschedpolicy ()   , :

[  INVAL ]               .