From 917af96e33397f708053d578c3625073542f822c Mon Sep 17 00:00:00 2001
From: vla5924 <vla5924@gmail.com>
Date: Wed, 24 Apr 2024 21:56:42 +0300
Subject: [PATCH 1/2] improve cmakelists

---
 compiler/CMakeLists.txt                   |  9 +++++++++
 compiler/lib/backend/ast/CMakeLists.txt   |  1 -
 compiler/lib/codegen/CMakeLists.txt       | 16 +++++++---------
 compiler/tests/backend/ast/CMakeLists.txt |  1 +
 4 files changed, 17 insertions(+), 10 deletions(-)

diff --git a/compiler/CMakeLists.txt b/compiler/CMakeLists.txt
index 1d277109..98adb374 100644
--- a/compiler/CMakeLists.txt
+++ b/compiler/CMakeLists.txt
@@ -21,6 +21,15 @@ set(COMPILER_LIB_DIR ${CMAKE_SOURCE_DIR}/lib)
 
 set(ENABLE_CODEGEN "" CACHE STRING "Enables low-level code generation")
 set(AVAILABLE_CODEGEN "ast_to_llvmir")
+if("${ENABLE_CODEGEN}^" STREQUAL "OFF^")
+    message(WARNING "All codegen backends were disabled because ENABLE_CODEGEN option was set to OFF. "
+                    "Consider omitting its setting or using an empty string instead.")
+    set(ENABLE_CODEGEN "")
+elseif("${ENABLE_CODEGEN}^" STREQUAL "ON^")
+    message(WARNING "All codegen backends were enabled because ENABLE_CODEGEN option was set to ON. "
+                    "Consider using the string '${AVAILABLE_CODEGEN}' instead.")
+    set(ENABLE_CODEGEN "${AVAILABLE_CODEGEN}")
+endif()
 
 option(ENABLE_CLI "Enables command-line interface application" ON)
 option(ENABLE_TESTS "Enables tests for components" ON)
diff --git a/compiler/lib/backend/ast/CMakeLists.txt b/compiler/lib/backend/ast/CMakeLists.txt
index fc7e4e54..32fcf692 100644
--- a/compiler/lib/backend/ast/CMakeLists.txt
+++ b/compiler/lib/backend/ast/CMakeLists.txt
@@ -15,6 +15,5 @@ target_include_directories(${TARGET_NAME}
 
 target_link_libraries(${TARGET_NAME} PUBLIC
     ast
-    frontend
     utils
 )
diff --git a/compiler/lib/codegen/CMakeLists.txt b/compiler/lib/codegen/CMakeLists.txt
index f9d04338..f7946c0c 100644
--- a/compiler/lib/codegen/CMakeLists.txt
+++ b/compiler/lib/codegen/CMakeLists.txt
@@ -1,11 +1,9 @@
 cmake_minimum_required(VERSION 3.22)
 
-if(DEFINED ENABLE_CODEGEN AND NOT "${ENABLE_CODEGEN}^" STREQUAL "^" AND NOT "${ENABLE_CODEGEN}^" STREQUAL "OFF^")
-    foreach(TARGET IN LISTS ENABLE_CODEGEN)
-        if(IS_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/${TARGET}")
-            add_subdirectory(${TARGET})
-        else()
-            message(FATAL_ERROR "${TARGET} is not a correct codegen backend")
-        endif()
-    endforeach()
-endif()
+foreach(TARGET IN LISTS ENABLE_CODEGEN)
+    if(IS_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/${TARGET}")
+        add_subdirectory(${TARGET})
+    else()
+        message(FATAL_ERROR "${TARGET} is not a correct codegen backend")
+    endif()
+endforeach()
diff --git a/compiler/tests/backend/ast/CMakeLists.txt b/compiler/tests/backend/ast/CMakeLists.txt
index d9fb8b84..e01930f2 100644
--- a/compiler/tests/backend/ast/CMakeLists.txt
+++ b/compiler/tests/backend/ast/CMakeLists.txt
@@ -13,6 +13,7 @@ target_include_directories(${TARGET_NAME} PUBLIC
 )
 
 target_link_libraries(${TARGET_NAME} PUBLIC
+    frontend
     backend_ast
     gtest
     gtest_main

From 1b51f0351b7a837540bafb1ae7de468c5cb07f20 Mon Sep 17 00:00:00 2001
From: Maksim Vlasov <vla5924@gmail.com>
Date: Thu, 25 Apr 2024 10:06:28 +0000
Subject: [PATCH 2/2] link frontend to llvm test

---
 compiler/tests/codegen/ast_to_llvmir/CMakeLists.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/compiler/tests/codegen/ast_to_llvmir/CMakeLists.txt b/compiler/tests/codegen/ast_to_llvmir/CMakeLists.txt
index d065f781..27dd1d45 100644
--- a/compiler/tests/codegen/ast_to_llvmir/CMakeLists.txt
+++ b/compiler/tests/codegen/ast_to_llvmir/CMakeLists.txt
@@ -9,6 +9,7 @@ file(GLOB_RECURSE TARGET_SRC
 add_executable(${TARGET_NAME} ${TARGET_SRC})
 
 target_link_libraries(${TARGET_NAME} PUBLIC
+    frontend
     backend_ast
     codegen_ast_to_llvmir
     gtest