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feat(udp): Udp.* - polled IPv4 datagrams on macOS and Windows

Browse source 
Udp.open/port/send/recv/from_ip/from_port/close/resolve/local_ip/ip/ip_text, native
BSD sockets (udp.ll) and Winsock (udp_win.ll, -lws2_32), linked only when a program
uses Udp.*; example, docs and tests.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
This commit is contained in:
Orkun ÇAKILKAYA 2026-09-17 11:16:14 +03:00
parent 6a7f1dd393
commit ebb1a00352
24 changed files with 68630 additions and 66360 deletions
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15
selfhost/backend/emit_call.ludic
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@ -517,6 +517,21 @@ function emit_ns_call(ns: pointer, meth: pointer, e: Node) -> Val {
if (meth == "free") { bare = "http_close"; push(labels, "handle") }
if (meth == "parse") { bare = "http_parse"; push(labels, "bytes"); push(labels, "len") }
}
# Udp.* — polled IPv4 datagrams (runtime/native/udp.ludic + udp.ll / udp_win.ll).
# Out-of-band like Http.*: the transport under a game's own netcode.
if (ns == "Udp") {
if (meth == "open") { bare = "udp_open"; push(labels, "port") }
if (meth == "port") { bare = "udp_port"; push(labels, "socket") }
if (meth == "send") { bare = "udp_send"; push(labels, "socket"); push(labels, "ip"); push(labels, "port"); push(labels, "bytes"); push(labels, "len") }
if (meth == "recv") { bare = "udp_recv"; push(labels, "socket"); push(labels, "bytes"); push(labels, "cap") }
if (meth == "from_ip") { bare = "udp_from_ip"; push(labels, "socket") }
if (meth == "from_port") { bare = "udp_from_port"; push(labels, "socket") }
if (meth == "close") { bare = "udp_close"; push(labels, "socket") }
if (meth == "resolve") { bare = "udp_resolve"; push(labels, "name") }
if (meth == "local_ip") { bare = "udp_local_ip" }
if (meth == "ip") { bare = "udp_ip"; push(labels, "text") }
if (meth == "ip_text") { bare = "udp_ip_text"; push(labels, "ip") }
}
# Phase 3: the bare reflection / networking / process builtins, namespaced.
# Each is a pure alias — the callee is rewritten to the bare name below.
if (ns == "World") {