From 2a1ee6a91bd539bb583f3214a9e1868464bdad44 Mon Sep 17 00:00:00 2001
From: TheBrokenRail <connor24nolan@live.com>
Date: Tue, 4 Jun 2024 18:26:45 -0400
Subject: [PATCH] Fixes

---
 CMakeLists.txt      | 29 ++++++++++++++++++-----------
 qemu/CMakeLists.txt |  7 ++++++-
 2 files changed, 24 insertions(+), 12 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6ad4b3c..aecd4c8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,17 +7,24 @@ project(trampoline)
 add_library(trampoline-headers INTERFACE)
 target_include_directories(trampoline-headers INTERFACE include)
 
-# Check Architecture
-include(CheckSymbolExists)
-check_symbol_exists("__aarch64__" "" USE_NATIVE_TRAMPOLINE)
-check_symbol_exists("__x86_64__" "" USE_QEMU_TRAMPOLINE)
-
 # Build
-if(USE_NATIVE_TRAMPOLINE)
-    add_subdirectory(native)
-elseif(USE_QEMU_TRAMPOLINE)
-    add_subdirectory(qemu)
-    target_compile_definitions(trampoline-headers INTERFACE MCPI_USE_QEMU)
+if(NOT TRAMPOLINE_HEADERS_ONLY)
+    # Check Architecture
+    include(CheckSymbolExists)
+    check_symbol_exists("__aarch64__" "" USE_NATIVE_TRAMPOLINE)
+    check_symbol_exists("__x86_64__" "" USE_QEMU_TRAMPOLINE)
+
+    # Include Correct Sub-Project
+    if(USE_NATIVE_TRAMPOLINE)
+        add_subdirectory(native)
+    elseif(USE_QEMU_TRAMPOLINE)
+        add_subdirectory(qemu)
+        target_compile_definitions(trampoline-headers INTERFACE MCPI_USE_QEMU)
+    else()
+        message(FATAL_ERROR "Unsupported Architecture")
+    endif()
 else()
-    message(FATAL_ERROR "Unsupported Architecture")
+    # No-Op Install Function
+    function(install_trampoline)
+    endfunction()
 endif()
\ No newline at end of file
diff --git a/qemu/CMakeLists.txt b/qemu/CMakeLists.txt
index 94ad4b6..468a5c1 100644
--- a/qemu/CMakeLists.txt
+++ b/qemu/CMakeLists.txt
@@ -1,5 +1,10 @@
 project(qemu)
 
+# Avoid Warning About DOWNLOAD_EXTRACT_TIMESTAMP
+if(CMAKE_VERSION VERSION_GREATER_EQUAL 3.24.0)
+    cmake_policy(SET CMP0135 NEW)
+endif()
+
 # Archive
 if(NOT DEFINED TRAMPOLINE_QEMU_ARCHIVE)
     message(FATAL_ERROR "Missing QEMU Archive")
@@ -51,7 +56,7 @@ ExternalProject_Add(qemu
 # Install
 function(install_trampoline bin_dir legal_dir)
     ExternalProject_Get_property(qemu BINARY_DIR)
-    install(PROGRAMS "${BINARY_DIR}/qemu-arm" DESTINATION "${bin_dir}/trampoline")
+    install(PROGRAMS "${BINARY_DIR}/qemu-arm" DESTINATION "${bin_dir}" RENAME "trampoline")
     # License
     ExternalProject_Get_property(qemu SOURCE_DIR)
     install(FILES "${SOURCE_DIR}/COPYING" DESTINATION "${legal_dir}/qemu")