1: /* hosts.c - find out the official name of a host */
   2: 
   3: /* LINTLIBRARY */
   4: 
   5: #undef  NETWORK
   6: #if defined(BSD41A) || defined(BSD42)
   7: #define NETWORK
   8: #endif	not (defined(BSD41A) || defined(BSD42))
   9: 
  10: #include "../h/strings.h"
  11: #include <stdio.h>
  12: #include "../zotnet/mts.h"
  13: #include <ctype.h>
  14: #ifdef  BSD42
  15: #include <netdb.h>
  16: #endif	BSD42
  17: 
  18: 
  19: #define NOTOK   (-1)
  20: 
  21: /*  */
  22: 
  23: char   *OfficialName (name)
  24: char   *name;
  25: {
  26:     register char  *p;
  27:     char   *q,
  28:         site[BUFSIZ];
  29: #ifdef  NETWORK
  30:     static char buffer[BUFSIZ];
  31: #ifdef  BSD42
  32:     register struct hostent *hp;
  33: #endif	BSD42
  34: #endif	NETWORK
  35: 
  36:     for (p = name, q = site; *p; p++, q++)
  37:     *q = isupper (*p) ? tolower (*p) : *p;
  38:     *q = NULL;
  39:     q = site;
  40: 
  41:     if (uleq (LocalName (), site))
  42:     return LocalName ();
  43: 
  44: #ifdef  BSD41A
  45:     if (rhost (&q) != NOTOK) {
  46:     (void) strcpy (buffer, q);
  47:     free (q);
  48:     return buffer;
  49:     }
  50: #endif	BSD41A
  51: #ifdef  BSD42
  52:     if (hp = gethostbyname (q)) {
  53:     (void) strcpy (buffer, hp -> h_name);
  54:     return buffer;
  55:     }
  56: #endif	BSD42
  57: 
  58:     return NULL;
  59: }

Defined functions

OfficialName defined in line 23; never used

Defined macros

NETWORK defined in line 7; used 2 times
  • in line 5, 29
NOTOK defined in line 19; used 1 times
  • in line 45
Last modified: 1986-04-21
Generated: 2016-12-26
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