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