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

System Functions (n - p) pthread_mutexattr_getkind_np(2)

NAME

pthread_mutexattr_getkind_np

- Obtains the mutex type attribute of a mutex attributes object

LIBRARY

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

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

SYNOPSIS

#include <spthread.h>

extern int pthread_mutexattr_getkind_np(

pthread_mutexattr_t attr );

PARAMETERS

attr speciﬁes the mutex attributes object whose mutex type is to be obtained.

DESCRIPTION

The pthread_mutexattr_getkind_np( )

function obtains the mutex type attribute of the mutex

attributes object speciﬁed by the attr parameter. See the pthread_mutexattr_setkind_np(2)

reference page either online or in the Open System Services System Calls Reference Manual for

information about the mutex type attribute.

RETURN VALUES

One of the following values can be returned:

0 Successful completion.

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

RELATED INFORMATION

Functions: pthread_mutex_init(2), pthread_mutexattr_init(2),

pthread_mutexattr_setkind_np(2).

STANDARDS CONFORMANCE

This function is an extension to the XPG4 Version 2 speciﬁcation and to the following industry

standards:

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

527186-003 Hewlett-Packard Company 5−83