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Add libresolv from Musl Libc

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Locally modified to get nameservers from Windows Registry when
`\etc\resolv.conf` isn't defined.
This commit is contained in:
Justine Tunney 2023-12-08 20:03:03 -08:00
parent 8874a37abc
commit 1a96de6eda
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GPG key ID: BE714B4575D6E328
36 changed files with 2313 additions and 73 deletions
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4
libc/dns/ent.h
View file

@ -39,7 +39,9 @@ struct servent {
char *s_proto; /* protocol to use */
};
extern int h_errno;
#define h_errno (*__h_errno_location())
errno_t *__h_errno_location(void) dontthrow pureconst;
void herror(const char *);
const char *hstrerror(int);

24
libc/dns/h_errno.c
View file

@ -1,24 +0,0 @@
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│ vi: set et ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi │
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2022 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/dns/dns.h"
/**
* Error number global for gethostbyname*(), gethostbyaddr*(), etc.
*/
int h_errno;