gethostname, sethostname --
get/set name of current host
cc ... -lsocket
int gethostname(name, namelen)
int sethostname(name, namelen)
gethostname returns the standard host name for
the current processor, as previously set by sethostname.
The parameter namelen specifies the size of the
The returned name is null-terminated unless insufficient
space is provided.
sethostname sets the name of the host machine to be
name, which has length namelen.
This call is restricted to the super-user and
is normally used only when the system is booted.
If the call succeeds a value of zero 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:
The name or namelen parameter gave an
The caller tried to set the hostname and was not the super-user.
Host names are limited to MAXHOSTNAMELEN
(from <sys/socket.h>) characters, currently 64.
© 2003 Caldera International, Inc. All rights reserved.
SCO OpenServer Release 5.0.7 -- 11 February 2003