source: trunk/athena/bin/discuss/libds/host.c @ 1934

/*
 *
 *      Copyright (C) 1988, 1989 by the Massachusetts Institute of Technology
 *      Developed by the MIT Student Information Processing Board (SIPB).
 *      For copying information, see the file mit-copyright.h in this release.
 *
 */
/*
 *
 *      $Source: /afs/dev.mit.edu/source/repository/athena/bin/discuss/libds/host.c,v $
 *      $Header: /afs/dev.mit.edu/source/repository/athena/bin/discuss/libds/host.c,v 1.5 1989-06-03 00:21:10 srz Exp $
 *
 * host.c () -- Program to return the default hostname, internet style.  
 *              Placed here because UNIX is too brain-damaged to have this
 *              routine (gethostname is doesn't return unique names.  This
 *              caches the result.
 *
 */
#ifndef lint
static char *rcsid_host_c = "$Header: /afs/dev.mit.edu/source/repository/athena/bin/discuss/libds/host.c,v 1.5 1989-06-03 00:21:10 srz Exp $";
#endif lint

#include <strings.h>
#include <netdb.h>
#include <ctype.h>

char *
local_host_name ()
{
     static char myhostname [100];
     struct hostent *hp;

     if (myhostname [0] != '\0')
          return (myhostname);

     gethostname (myhostname, sizeof (myhostname));

     hp = gethostbyname (myhostname);
     if (hp == 0)
          return(myhostname);

     strcpy (myhostname, hp -> h_name);
     return (myhostname);
}

int namcmp(str1, str2)
register char *str1, *str2;
{
     register char c1,c2;

     while (*str1 && *str2) {
          if (*str1 == *str2) {
                  str1++;
                  str2++;
          } else if (isalpha (*str1)) {
               c1 = *str1++;
               c2 = *str2++;
               if (islower (c1))
                    c1 = toupper (c1);
               if (islower (c2))
                    c2 = toupper (c2);
               if (c1 == c2)
                    continue;
               return(1);
          } else
               return (1);
     }

     return (*str1 || *str2);
}