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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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11
tools/ludic-cli/build.ludic
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@ -48,7 +48,7 @@ function compile_app(src: pointer, out: pointer, mode: int, save: bool) -> bool
if mode == 2 {
if not shq(`{ludicc()} --headless {src} --emit-llvm -o {ll}`) { return false }
if not shq(`{cc()} -O2 {ll}{gl_link_flags(ll)}{vk_link_flags(ll)}{http_link_flags(ll)}{threads_link_flags(ll)}{pbf} -o {out}`) { return false }
if not shq(`{cc()} -O2 {ll}{gl_link_flags(ll)}{vk_link_flags(ll)}{http_link_flags(ll)}{udp_link_flags(ll)}{threads_link_flags(ll)}{pbf} -o {out}`) { return false }
if not save { shell(`rm -f {ll}`) }
return true
}
@ -58,7 +58,7 @@ function compile_app(src: pointer, out: pointer, mode: int, save: bool) -> bool
# canonical `ludicc -o` path links it only when Audio.* is used.
let cocoa = `{home}runtime/native/cocoa.ll`
let audio = `{home}runtime/native/audio.ll`
if not shq(`{cc()} -O2 {ll} {cocoa} {audio} -framework Cocoa -Wl,-needed_framework,GameController -Wl,-needed_framework,AVFoundation -Wl,-rpath,@loader_path{gl_link_flags(ll)}{vk_link_flags(ll)}{http_link_flags(ll)}{threads_link_flags(ll)}{pbf} -o {out}`) { return false }
if not shq(`{cc()} -O2 {ll} {cocoa} {audio} -framework Cocoa -Wl,-needed_framework,GameController -Wl,-needed_framework,AVFoundation -Wl,-rpath,@loader_path{gl_link_flags(ll)}{vk_link_flags(ll)}{http_link_flags(ll)}{udp_link_flags(ll)}{threads_link_flags(ll)}{pbf} -o {out}`) { return false }
if not save { shell(`rm -f {ll}`) }
return true
}
@ -91,6 +91,13 @@ function http_link_flags(ll: pointer) -> pointer {
return ` {ludic_home()}runtime/native/http.ll -Wl,-needed_framework,Foundation`
}
# A program that uses Udp.* calls the lu_udp_* socket layer; link udp.ll only then, as
# `ludicc -o` does (Windows links through ludicc, with udp_win.ll and ws2_32).
function udp_link_flags(ll: pointer) -> pointer {
if not shq(`grep -q "call .*@lu_udp_" {ll}`) { return "" }
return ` {ludic_home()}runtime/native/udp.ll`
}
# A program that uses Job.* / Promise.* / Sync.* calls the thr_* OS-thread runtime; link
# threads.ll only then, as `ludicc -o` does.
function threads_link_flags(ll: pointer) -> pointer {