freebsd-dev/lib/libc/rpc/rpcdname.c
David E. O'Brien d3d20c8267 Fix the style of the SCM ID's.
I believe have made all of libc .c's as consistent as possible.
2002-03-22 23:18:37 +00:00

82 lines
2.4 KiB
C

/*
* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
* unrestricted use provided that this legend is included on all tape
* media and as a part of the software program in whole or part. Users
* may copy or modify Sun RPC without charge, but are not authorized
* to license or distribute it to anyone else except as part of a product or
* program developed by the user or with the express written consent of
* Sun Microsystems, Inc.
*
* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
*
* Sun RPC is provided with no support and without any obligation on the
* part of Sun Microsystems, Inc. to assist in its use, correction,
* modification or enhancement.
*
* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
* OR ANY PART THEREOF.
*
* In no event will Sun Microsystems, Inc. be liable for any lost revenue
* or profits or other special, indirect and consequential damages, even if
* Sun has been advised of the possibility of such damages.
*
* Sun Microsystems, Inc.
* 2550 Garcia Avenue
* Mountain View, California 94043
*/
#if !defined(lint) && defined(SCCSIDS)
static char sccsid[] = "@(#)rpcdname.c 1.7 91/03/11 Copyr 1989 Sun Micro";
#endif
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
/*
* rpcdname.c
* Gets the default domain name
*/
#include "namespace.h"
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include "un-namespace.h"
static char *default_domain = 0;
static char *
get_default_domain()
{
char temp[256];
if (default_domain)
return (default_domain);
if (getdomainname(temp, sizeof(temp)) < 0)
return (0);
if ((int) strlen(temp) > 0) {
default_domain = (char *)malloc((strlen(temp)+(unsigned)1));
if (default_domain == 0)
return (0);
(void) strcpy(default_domain, temp);
return (default_domain);
}
return (0);
}
/*
* This is a wrapper for the system call getdomainname which returns a
* ypclnt.h error code in the failure case. It also checks to see that
* the domain name is non-null, knowing that the null string is going to
* get rejected elsewhere in the NIS client package.
*/
int
__rpc_get_default_domain(domain)
char **domain;
{
if ((*domain = get_default_domain()) != 0)
return (0);
return (-1);
}