From b25d78b12f634973c464a8d2b6b44c07d79a0f26 Mon Sep 17 00:00:00 2001
From: DepressedTWM <imlazyshit@arch.gay>
Date: Tue, 11 Aug 2026 23:06:09 +0400
Subject: [PATCH] ARM64 fixes

---
 CMakeLists.txt             |  1 -
 make-oneshot-linux.sh      |  2 +-
 toolchain/arch/arm64.cmake | 19 +++++++++++++++++--
 3 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index a731025..d337fd6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,7 +8,6 @@ option(DEBUG "Debug mode" ON)
 option(SANITIZERS "Enable sanitizers" OFF)
 option(NATIVE "Use native instructions(for local use only)" OFF)
 option(STATIC "Build more static build" OFF)
-option(CPU_ARCH "CPU arch(x86, arm64, ia-64)" "x86")
 option(USE_OPENGL_ES2 "GLES2_HEADER define" OFF)
 set(VERSION_STRING "0.1.2" CACHE STRING "Version string")
 option(DEVBUILD "Developoment build" OFF)
diff --git a/make-oneshot-linux.sh b/make-oneshot-linux.sh
index b3f71ad..4d281b3 100755
--- a/make-oneshot-linux.sh
+++ b/make-oneshot-linux.sh
@@ -4,7 +4,7 @@ set -euo pipefail
 oneshot_id="$(cat steam_appid.txt)"
 STEAMWORKS_PATH=$(realpath ..)/steamworks
 
-cmake . -B build/
+cmake . -B build/ "$@"
 cd build
 make -j$(nproc)
 cd ..
diff --git a/toolchain/arch/arm64.cmake b/toolchain/arch/arm64.cmake
index 4f3a544..1caac6e 100644
--- a/toolchain/arch/arm64.cmake
+++ b/toolchain/arch/arm64.cmake
@@ -1,3 +1,18 @@
+set(CMAKE_SYSTEM_PROCESSOR aarch64)
+set(CMAKE_C_COMPILER   aarch64-linux-gnu-gcc)
+set(CMAKE_CXX_COMPILER aarch64-linux-gnu-g++)
+
+set(SYSROOT /opt/aarch64-sysroot)
+set(CMAKE_SYSROOT ${SYSROOT})
+set(CMAKE_FIND_ROOT_PATH ${SYSROOT})
+
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
+
+set(CMAKE_CROSSCOMPILING TRUE)
+
 set(CUSTOM_FLAGS
   -mlow-precision-recip-sqrt
   -mlow-precision-sqrt
@@ -5,5 +20,5 @@ set(CUSTOM_FLAGS
 )
 
 string(JOIN " " CUSTOM_FLAGS_STR ${CUSTOM_FLAGS})
-set(CMAKE_C_FLAGS   "${CMAKE_C_FLAGS} ${CUSTOM_FLAGS_STR}")
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CUSTOM_FLAGS_STR}")
+set(CMAKE_C_FLAGS_INIT   "${CMAKE_C_FLAGS} ${CUSTOM_FLAGS_STR}")
+set(CMAKE_CXX_FLAGS_INIT "${CMAKE_CXX_FLAGS} ${CUSTOM_FLAGS_STR}")