mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-01-31 11:37:35 +00:00
e75ffde09e
You can now build Cosmopolitan with Clang:
make -j8 MODE=llvm
o/llvm/examples/hello.com
The assembler and linker code is now friendly to LLVM too.
So it's not needed to configure Clang to use binutils under
the hood. If you love LLVM then you can now use pure LLVM.
58 lines
3 KiB
C
58 lines
3 KiB
C
/*-*- 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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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/assert.h"
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#include "libc/calls/internal.h"
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#include "libc/dce.h"
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#include "libc/sock/internal.h"
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#include "libc/sock/sock.h"
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#include "libc/str/str.h"
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#include "libc/sysv/errfuns.h"
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/**
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* Assigns local address and port number to socket.
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*
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* @param fd is the file descriptor returned by socket()
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* @param addr is usually the binary-encoded ip:port on which to listen
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* @param addrsize is the byte-length of addr's true polymorphic form
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* @return socket file descriptor or -1 w/ errno
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* @error ENETDOWN, EPFNOSUPPORT, etc.
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* @asyncsignalsafe
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*/
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int bind(int fd, const void *addr, uint32_t addrsize) {
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if (!addr) return efault();
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if (addrsize == sizeof(struct sockaddr_in)) {
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if (!IsWindows()) {
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if (!IsBsd()) {
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return sys_bind(fd, addr, addrsize);
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} else {
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struct sockaddr_in_bsd addr2;
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assert(sizeof(struct sockaddr_in) == sizeof(struct sockaddr_in_bsd));
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memcpy(&addr2, addr, sizeof(struct sockaddr_in));
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sockaddr2bsd(&addr2);
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return sys_bind(fd, &addr2, addrsize);
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}
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} else if (__isfdkind(fd, kFdSocket)) {
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return sys_bind_nt(&g_fds.p[fd], addr, addrsize);
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} else {
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return ebadf();
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}
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} else {
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return einval();
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}
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}
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