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sched_get_priority_max(3)
NAME
  sched_get_priority_max, sched_get_priority_min - Return the maximum or
  minimum priority for the specified scheduling policy (P1003.1b)

SYNOPSIS
  #include <sched.h>

  int sched_get_priority_max (
  int policy);

  int sched_get_priority_min (
  int policy);

PARAMETERS
  policy      One of the scheduling policies as defined in <sched.h>.

DESCRIPTION
  The sched_get_priority_max and sched_get_priority_min functions return the
  maximum or minimum priority for the specified scheduling policy. The value
  of the policy argument must be one of the scheduling policies (SCHED_FIFO,
  SCHED_RR, or SCHED_OTHER), as defined in <sched.h>.

  No special privileges are needed to use the sched_get_priority_max and
  sched_get_priority_min functions.

RETURN VALUES
  On a successful call, the requested value is returned.  If a call fails to
  complete successfully, a value of -1 is returned, and errno is set to
  indicate the error.

ERRORS
  The sched_get_priority_max and sched_get_priority_min functions fail under
  the following condition:

  [EINVAL]	 The value of the policy argument does not represent a
		 defined scheduling policy.

RELATED INFORMATION
  Functions: sched_getparam(3), sched_getscheduler(3), sched_setparam(3),
  sched_setscheduler(3)