xref: /csrg-svn/lib/libc/gen/gethostname.c (revision 60350)
158952Smckusick /*
258952Smckusick  * Copyright (c) 1989 The Regents of the University of California.
358952Smckusick  * All rights reserved.
458952Smckusick  *
558952Smckusick  * %sccs.include.redist.c%
658952Smckusick  */
758952Smckusick 
858952Smckusick #if defined(LIBC_SCCS) && !defined(lint)
9*60350Storek static char sccsid[] = "@(#)gethostname.c	5.3 (Berkeley) 05/25/93";
1058952Smckusick #endif /* LIBC_SCCS and not lint */
1158952Smckusick 
1258952Smckusick #include <sys/param.h>
1358952Smckusick #include <sys/sysctl.h>
1458952Smckusick 
1558952Smckusick long
1658952Smckusick gethostname(name, namelen)
1758952Smckusick 	char *name;
1858952Smckusick 	int namelen;
1958952Smckusick {
2058952Smckusick 	int mib[2];
21*60350Storek 	size_t size;
2258952Smckusick 
2358952Smckusick 	mib[0] = CTL_KERN;
2458952Smckusick 	mib[1] = KERN_HOSTNAME;
25*60350Storek 	size = namelen;
26*60350Storek 	if (sysctl(mib, 2, name, &size, NULL, 0) == -1)
2758955Smckusick 		return (-1);
2858955Smckusick 	return (0);
2958952Smckusick }
30