From 22548a3f4a64f0fd37ff18c85a902243c1e99061 Mon Sep 17 00:00:00 2001
From: Bananymous <oskari.alaranta@bananymous.com>
Date: Fri, 21 Jun 2024 17:10:58 +0300
Subject: [PATCH] BuildSystem: Fix crt file installation

crt files for userspace are now a dependency of libc, which means that
everytime libc gets installed, crt files will also install.

This fixes the problem when building libc
---
 userspace/CMakeLists.txt                |  1 -
 userspace/libraries/LibC/CMakeLists.txt | 18 +++++++++---------
 2 files changed, 9 insertions(+), 10 deletions(-)

diff --git a/userspace/CMakeLists.txt b/userspace/CMakeLists.txt
index 56654dc3..00881bdd 100644
--- a/userspace/CMakeLists.txt
+++ b/userspace/CMakeLists.txt
@@ -53,7 +53,6 @@ add_custom_target(userspace)
 
 foreach(project ${USERSPACE_PROJECTS})
 	add_subdirectory(${project})
-	add_dependencies(${project} crtx-install)
 	add_dependencies(userspace ${project})
 	# This is to allow cmake to link when libc updates
 	target_link_options(${project} PRIVATE -nolibc)
diff --git a/userspace/libraries/LibC/CMakeLists.txt b/userspace/libraries/LibC/CMakeLists.txt
index 163c394f..00cbcdbc 100644
--- a/userspace/libraries/LibC/CMakeLists.txt
+++ b/userspace/libraries/LibC/CMakeLists.txt
@@ -35,15 +35,15 @@ add_library(libc ${LIBC_SOURCES})
 target_compile_options(libc PRIVATE -O2 -g -Wstack-usage=512 -fno-tree-loop-distribute-patterns -nostdlib)
 target_compile_options(libc PUBLIC -Wall -Wextra -Werror -Wno-error=stack-usage=)
 
-add_library(crt0 OBJECT arch/${BANAN_ARCH}/crt0.S)
-add_library(crti OBJECT arch/${BANAN_ARCH}/crti.S)
-add_library(crtn OBJECT arch/${BANAN_ARCH}/crtn.S)
-add_custom_target(crtx-install
-	COMMAND ${CMAKE_COMMAND} -E copy_if_different $<TARGET_OBJECTS:crt0> ${CMAKE_INSTALL_LIBDIR}/crt0.o
-	COMMAND ${CMAKE_COMMAND} -E copy_if_different $<TARGET_OBJECTS:crti> ${CMAKE_INSTALL_LIBDIR}/crti.o
-	COMMAND ${CMAKE_COMMAND} -E copy_if_different $<TARGET_OBJECTS:crtn> ${CMAKE_INSTALL_LIBDIR}/crtn.o
-	DEPENDS crt0 crti crtn sysroot
-)
+function(add_crtx crtx)
+	add_custom_target(${crtx} COMMAND ${CMAKE_CXX_COMPILER} -c -o ${crtx}.o ${CMAKE_CURRENT_SOURCE_DIR}/arch/${BANAN_ARCH}/${crtx}.S)
+	install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${crtx}.o DESTINATION ${CMAKE_INSTALL_LIBDIR} OPTIONAL)
+	add_dependencies(libc ${crtx})
+endfunction()
+
+add_crtx(crt0)
+add_crtx(crti)
+add_crtx(crtn)
 
 banan_include_headers(libc ban)
 banan_include_headers(libc kernel)