38 lines
2.4 KiB
C
38 lines
2.4 KiB
C
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/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ This program is free software; you can redistribute it and/or modify │
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│ it under the terms of the GNU General Public License as published by │
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│ the Free Software Foundation; version 2 of the License. │
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│ │
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│ This program is distributed in the hope that it will be useful, but │
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│ WITHOUT ANY WARRANTY; without even the implied warranty of │
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│ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU │
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│ General Public License for more details. │
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│ │
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│ You should have received a copy of the GNU General Public License │
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│ along with this program; if not, write to the Free Software │
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│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
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│ 02110-1301 USA │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/dce.h"
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#include "libc/errno.h"
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#include "libc/sock/internal.h"
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#include "libc/sysv/consts/sock.h"
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int socket$sysv(int family, int type, int protocol) {
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int rc, olderr, modernflags;
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olderr = errno;
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rc = __socket$sysv(family, type, protocol);
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if ((SupportsLinux() || SupportsXnu()) &&
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(rc == -1 && errno == EINVAL /* rhel5 behavior */) &&
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(modernflags = (type & (SOCK_CLOEXEC | SOCK_NONBLOCK)))) {
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errno = olderr;
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rc = fixupnewsockfd$sysv(
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__socket$sysv(family, type & ~modernflags, protocol), modernflags);
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}
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return rc;
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}
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