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\" ------------------------------------------------------------
Dd July 7, 2010
Dt PTHREAD_ATTR_GETNAME_NP 3
Os
Sh NAME
Nm pthread_attr_getname_np ,
Nm pthread_attr_setname_np
Nd get and set descriptive name of an attribute
\" ------------------------------------------------------------
Sh LIBRARY
Lb libpthread
\" ------------------------------------------------------------
Sh SYNOPSIS
In pthread.h
Ft int
Fn pthread_attr_getname_np \
"const pthread_attr_t attr" "char *name" "size_t len"
Ft int
Fn pthread_attr_setname_np \
"pthread_attr_t attr" "const char *name" "void *arg"
\" ------------------------------------------------------------
Sh DESCRIPTION
The
Fn pthread_attr_getname_np
function gets the descriptive name of a thread attribute.
It takes the following arguments:
Bl -tag -width target -offset indent
It Fa attr
The attribute whose descriptive name will be obtained.
It Fa name
The buffer to be filled with the descriptive name of the attribute.
It Fa len
The size of the buffer
Fa name
in bytes.
El
Pp
The
Fn pthread_attr_setname_np
function sets the descriptive name of a thread attribute.
It takes the following arguments:
Bl -tag -width attr -offset indent
It Fa attr
The attribute whose descriptive name will be set.
It Fa name
The
Xr printf 3
format string to be used to construct the descriptive name of the attribute.
The resulted descriptive name should be shorter than
Dv PTHREAD_MAX_NAMELEN_NP .
It Fa arg
The
Xr printf 3
argument used with
Fa name .
El
\" ------------------------------------------------------------
Sh RETURN VALUES
Both functions return 0 on success.
Otherwise, an error number is returned.
\" ------------------------------------------------------------
Sh COMPATIBILITY
Both functions are non-standard extensions.
\" ------------------------------------------------------------
Sh ERRORS
No errors are defined for
Fn pthread_attr_getname_np .
Pp
The
Fn pthread_attr_setname_np
function may fail if:
Bl -tag -width Er
It Bq Er EINVAL
The supplied descriptive
Fa name
was longer than
Dv PTHREAD_MAX_NAMELEN_NP .
It Bq Er ENOMEM
There was insufficient memory for the operation.
El
\" ------------------------------------------------------------
Sh SEE ALSO
Xr pthread_attr 3 ,
Xr pthread_getname_np 3

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