pthread_attr_getinheritsched(3) — Subroutines
Digital
NAME
pthread_attr_getinheritsched − Obtains the inherit scheduling attribute of the specified thread attributes object.
SYNOPSIS
#include <pthread.h>
int pthread_attr_getinheritsched(
pthread_attr_t attr );
PARAMETERS
attrThread attributes object whose inherit scheduling attribute is obtained.
DESCRIPTION
This routine obtains the value of the inherit scheduling attribute in the specified thread attributes object. The inherit scheduling attribute specifies whether threads created using the attributes object inherit the scheduling attributes of the creating thread, or use the scheduling attributes stored in the attributes object that is passed to pthread_create.
The default value of the inherit scheduling attribute is PTHREAD_INHERIT_SCHED.
RETURN VALUES
On successful completion, this routine returns the inherit scheduling attribute value.
If an error condition occurs, this routine returns −1 and sets errno to the corresponding error value. Possible return values are as follows:
| Return | Error | Description |
| Inherit scheduling attribute | Successful completion. | |
| −1 | [EINVAL] | The value specified by attr is invalid. |
| −1 | [ESRCH] | The value specified by attr does not refer to an existing thread attributes object. |
RELATED INFORMATION
pthread_attr_create(3), pthread_attr_setinheritsched(3), pthread_create(3)