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If there is no /etc/hosts file, we now add a "localhost 127.0.0.1" definition 

internally. This fixes #1688.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@23218 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2008-01-02 16:16:28 +00:00
parent 1df628fe2f
commit 68af0a3fff
1 changed files with 27 additions and 3 deletions
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30
src/kits/network/dns/irs/lcl_ho.c
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@ -1,3 +1,8 @@
/*
* Copyright 2007, Haiku, Inc. All Rights Reserved.
* Distributed under the terms of the MIT License.
*/
/*
* Copyright (c) 1985, 1988, 1993
* The Regents of the University of California. All rights reserved.
@ -105,6 +110,7 @@ static const char rcsid[] = "$Id$";
struct pvt {
FILE * fp;
int index;
struct hostent host;
char * h_addr_ptrs[MAXADDRS + 1];
char * host_aliases[MAXALIASES];
@ -333,9 +339,25 @@ ho_next(struct irs_ho *this) {
if (!pvt->fp)
ho_rewind(this);
if (!pvt->fp) {
RES_SET_H_ERRNO(pvt->res, NETDB_INTERNAL);
return (NULL);
if (pvt->index > 0)
return (NULL);
strcpy(pvt->hostbuf, "localhost");
pvt->host_aliases[0] = pvt->hostbuf;
pvt->host_aliases[1] = NULL;
pvt->h_addr_ptrs[0] = (char *)pvt->host_addr;
pvt->h_addr_ptrs[1] = NULL;
pvt->host.h_addr_list = pvt->h_addr_ptrs;
pvt->host.h_length = INADDRSZ;
pvt->host.h_addrtype = AF_INET;
pvt->host.h_aliases = pvt->host_aliases;
((struct in_addr *)pvt->host_addr)->s_addr = INADDR_LOOPBACK;
pvt->index++;
RES_SET_H_ERRNO(pvt->res, NETDB_SUCCESS);
return (&pvt->host);
}
bufp = pvt->hostbuf;
bufsiz = sizeof pvt->hostbuf;
offset = 0;
@ -433,8 +455,10 @@ ho_rewind(struct irs_ho *this) {
return;
(void)fclose(pvt->fp);
}
if (!(pvt->fp = fopen(_PATH_HOSTS, "r")))
if (!(pvt->fp = fopen(_PATH_HOSTS, "r"))) {
pvt->index = 0;
return;
}
if (fcntl(fileno(pvt->fp), F_SETFD, 1) < 0) {
(void)fclose(pvt->fp);
pvt->fp = NULL;