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bpo-40280: Disable AF_UNIX, AF_PACKET, SO_REUSE* on Emscripten (#31829)

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Emscripten's socket emulation is limited. AF_UNIX, AF_PACKET, setsockopt(), and most SO_* constants are not supported.
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Christian Heimes 2022-03-12 00:25:14 +02:00 • committed by GitHub
parent 3b128c0548
commit ecfff63e06
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4 changed files with 22 additions and 5 deletions
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15
Modules/socketmodule.h
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@ -192,6 +192,21 @@ typedef int socklen_t;
#endif /* HAVE_SOCKADDR_ALG */
#ifdef __EMSCRIPTEN__
// wasm32-emscripten sockets only support subset of IPv4 and IPv6.
// SCTP protocol crashes runtime.
#ifdef IPPROTO_SCTP
# undef IPPROTO_SCTP
#endif
// setsockopt() fails with ENOPROTOOPT, getsockopt only supports SO_ERROR.
// undef SO_REUSEADDR and SO_REUSEPORT so they cannot be used.
#ifdef SO_REUSEADDR
# undef SO_REUSEADDR
#endif
#ifdef SO_REUSEPORT
# undef SO_REUSEPORT
#endif
#endif // __EMSCRIPTEN__
#ifndef Py__SOCKET_H
#define Py__SOCKET_H