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Annotation of 43BSD/bin/hostname.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1983 Regents of the University of California.
                      3:  * All rights reserved.  The Berkeley software License Agreement
                      4:  * specifies the terms and conditions for redistribution.
                      5:  */
                      6: 
                      7: #ifndef lint
                      8: char copyright[] =
                      9: "@(#) Copyright (c) 1983 Regents of the University of California.\n\
                     10:  All rights reserved.\n";
                     11: #endif not lint
                     12: 
                     13: #ifndef lint
                     14: static char sccsid[] = "@(#)hostname.c 5.1 (Berkeley) 4/30/85";
                     15: #endif not lint
                     16: 
                     17: /*
                     18:  * hostname -- get (or set hostname)
                     19:  */
                     20: #include <stdio.h>
                     21: 
                     22: char hostname[32];
                     23: extern int errno;
                     24: 
                     25: main(argc,argv)
                     26:        char *argv[];
                     27: {
                     28:        int     myerrno;
                     29: 
                     30:        argc--;
                     31:        argv++;
                     32:        if (argc) {
                     33:                if (sethostname(*argv,strlen(*argv)))
                     34:                        perror("sethostname");
                     35:                myerrno = errno;
                     36:        } else {
                     37:                gethostname(hostname,sizeof(hostname));
                     38:                myerrno = errno;
                     39:                printf("%s\n",hostname);
                     40:        }
                     41:        exit(myerrno);
                     42: }

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