Open System Services System Calls Reference Manual (G06.25+, H06.03+)

pthread_attr_getschedparam(2) OSS System Calls Reference Manual

NAME

pthread_attr_getschedparam

- Obtains the scheduling parameters of the scheduling policy

attribute of a thread attributes object

LIBRARY

G-series native OSS processes: /G/system/sysnn/zsptsrl

H-series OSS processes: /G/system/zdllnnn/zsptdll

SYNOPSIS

#include <spthread.h>

int pthread_attr_getschedparam(

const pthread_attr_t *attr,

struct sched_param *param );

PARAMETERS

attr speciﬁes the address of the thread attributes object with the scheduling policy

attribute whose scheduling parameters are obtained.

param receives the values of the scheduling parameters.

DESCRIPTION

This function obtains the values of the scheduling parameters of the scheduling policy attribute

of the thread attributes object speciﬁed by the attr parameter and returns them in the param

parameter.

See the pthread_attr_setschedparam(2) reference page either online or in the Open System Ser-

vices System Calls Reference Manual for information about the scheduling parameters.

RETURN VALUES

If an error condition occurs, this function returns an integer value indicating the type of error.

Possible return values are:

0 Successful completion.

[EINVAL] The value speciﬁed by the attr parameter is invalid.

RELATED INFORMATION

Functions: pthread_attr_init(2), pthread_attr_setschedparam(2), pthread_create(2).

STANDARDS CONFORMANCE

This function is an extension to the XPG4 Version 2 speciﬁcation. Interfaces documented on this

reference page conform to the following industry standards:

• IEEE Std 1003.1c-1995, POSIX System Application Program Interface

The use of the header ﬁle spthread.h is an HP exception to the POSIX standard.

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