third_party/rust-uefi-platform.patch

From 28b8651b0ccba1f41802a2aff12643b51436b32b Mon Sep 17 00:00:00 2001
From: Lorenz Brun <lorenz@monogon.tech>
Date: Tue, 29 Aug 2023 19:02:45 +0200
Subject: [PATCH] Add support for UEFI targets and OS

---
 rust/platform/triple_mappings.bzl | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/rust/platform/triple_mappings.bzl b/rust/platform/triple_mappings.bzl
index 61a71c73..ce594522 100644
--- a/rust/platform/triple_mappings.bzl
+++ b/rust/platform/triple_mappings.bzl
@@ -27,6 +27,7 @@ SUPPORTED_T2_PLATFORM_TRIPLES = [
     "aarch64-fuchsia",
     "aarch64-linux-android",
     "aarch64-pc-windows-msvc",
+    "aarch64-unknown-uefi",
     "arm-unknown-linux-gnueabi",
     "armv7-linux-androideabi",
     "armv7-unknown-linux-gnueabi",
@@ -45,6 +46,7 @@ SUPPORTED_T2_PLATFORM_TRIPLES = [
     "x86_64-linux-android",
     "x86_64-unknown-freebsd",
     "x86_64-unknown-none",
+    "x86_64-unknown-uefi",
 ]
 
 SUPPORTED_PLATFORM_TRIPLES = SUPPORTED_T1_PLATFORM_TRIPLES + SUPPORTED_T2_PLATFORM_TRIPLES
@@ -97,6 +99,7 @@ _SYSTEM_TO_BUILTIN_SYS_SUFFIX = {
     "none": "none",
     "openbsd": "openbsd",
     "solaris": None,
+    "uefi": "uefi",
     "unknown": None,
     "wasi": None,
     "windows": "windows",
@@ -113,6 +116,7 @@ _SYSTEM_TO_BINARY_EXT = {
     "ios": "",
     "linux": "",
     "none": "",
+    "uefi": ".efi",
     # This is currently a hack allowing us to have the proper
     # generated extension for the wasm target, similarly to the
     # windows target
@@ -132,6 +136,7 @@ _SYSTEM_TO_STATICLIB_EXT = {
     "ios": ".a",
     "linux": ".a",
     "none": ".a",
+    "uefi": ".lib",
     "unknown": "",
     "wasi": "",
     "windows": ".lib",
@@ -148,6 +153,7 @@ _SYSTEM_TO_DYLIB_EXT = {
     "ios": ".dylib",
     "linux": ".so",
     "none": ".so",
+    "uefi": "", # UEFI doesn't have dynamic linking
     "unknown": ".wasm",
     "wasi": ".wasm",
     "windows": ".dll",
@@ -191,6 +197,7 @@ _SYSTEM_TO_STDLIB_LINKFLAGS = {
     "none": [],
     "openbsd": ["-lpthread"],
     "solaris": ["-lsocket", "-lposix4", "-lpthread", "-lresolv"],
+    "uefi": [],
     "unknown": [],
     "uwp": ["ws2_32.lib"],
     "wasi": [],
-- 
2.41.0