|GETDOMAINNAME(3)||Library Functions Manual||GETDOMAINNAME(3)|
setdomainname — get/set YP
domain name of current host
char *name, size_t
getdomainname() function returns the
YP domain name for the current processor, as previously set by
setdomainname(). The parameter
namelen specifies the size of the
name array. If insufficient space is provided, the
returned name is truncated. The returned name is always NUL terminated.
setdomainname() sets the domain name of
the host machine to be name, which has length
namelen. This call is restricted to the superuser and
is normally used only when the system is bootstrapped.
If the call succeeds a value of 0 is returned. If the call fails, a value of -1 is returned and an error code is placed in the global variable errno.
The following errors may be returned by these calls:
getdomainname function call appeared
in SunOS 3.x.
Domain names are limited to
characters, currently 256. This includes the terminating NUL character.
If the buffer passed to
too small, other operating systems may not guarantee termination with
|January 12, 2018||OpenBSD-current|