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(*): handle ai_canonname not being set

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git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@7611 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
1999-12-16 11:51:06 +00:00
parent cc6883b4ff
commit 714d534bd0
1 changed files with 6 additions and 2 deletions
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8
appl/telnet/telnet/commands.c
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@@ -1589,7 +1589,8 @@ env_init(void)
error = getaddrinfo (hbuf, NULL, &hints, &ai);
if (error == 0) {
strlcpy (hbuf, ai->ai_canonname, 256);
if (ai->ai_canonname != NULL)
strlcpy (hbuf, ai->ai_canonname, 256);
freeaddrinfo (ai);
}
}
@@ -2175,7 +2176,10 @@ tn(int argc, char **argv)
setuid (getuid ());
return 0;
}
strlcpy (_hostname, ai->ai_canonname, sizeof(_hostname));
if (ai->ai_canonname != NULL)
strlcpy (_hostname, ai->ai_canonname, sizeof(_hostname));
else
strlcpy (_hostname, hostp, sizeof(_hostname));
hostname = _hostname;
for (a = ai; a != NULL && connected == 0; a = a->ai_next) {