diff --git a/setter/CMakeLists.txt b/setter/CMakeLists.txt
index dd27208..1ef75a4 100644
--- a/setter/CMakeLists.txt
+++ b/setter/CMakeLists.txt
@@ -1,6 +1,13 @@
-cmake_minimum_required(VERSION 3.10)
+cmake_minimum_required(VERSION 2.20)
 project(setter C)
 
 set(CMAKE_C_STANDARD 90)
 
-add_executable(setter src/include/consts.h src/include/defs.h src/main.h src/include/dosos2.h src/os2_16.h src/os2_32.h src/main.c src/dos/dos.c src/os2_16.c src/os2_32.c src/win32.c src/win32.h src/macos.c src/macos.h src/unix/unix.h src/linux/linux.h src/netware.c src/netware.h src/linux/xattr.c src/linux/xattr.c src/linux/sparse.c src/linux/attr.c src/unix/os.c src/unix/volume.c src/unix/attr.c src/unix/perms.c src/unix/xattr.c src/unix/rsrcfork.c src/unix/filename.c src/unix/time.c src/unix/dirdepth.c src/unix/frag.c src/unix/sparse.c src/unix/links.c src/unix/files.c src/unix/deleted.c src/unix/perms.h src/linux/attr.h)
\ No newline at end of file
+add_subdirectory(src)
+
+message(${CMAKE_C_COMPILER_VERSION})
+
+add_subdirectory(src/unix)
+add_subdirectory(src/linux)
+
+
diff --git a/setter/src/CMakeLists.txt b/setter/src/CMakeLists.txt
new file mode 100644
index 0000000..ea60758
--- /dev/null
+++ b/setter/src/CMakeLists.txt
@@ -0,0 +1,3 @@
+set(MAIN_SOURCES main.c main.h)
+
+add_library(core ${MAIN_SOURCES})
diff --git a/setter/src/linux/CMakeLists.txt b/setter/src/linux/CMakeLists.txt
new file mode 100644
index 0000000..c44c682
--- /dev/null
+++ b/setter/src/linux/CMakeLists.txt
@@ -0,0 +1,16 @@
+if(NOT "${CMAKE_SYSTEM_NAME}" MATCHES "Linux")
+    return()
+endif()
+
+project(
+        fssetter-linux
+        DESCRIPTION "Filesystem test creator for Linux"
+        LANGUAGES C)
+
+set(PLATFORM_SOURCES attr.c sparse.c xattr.c)
+
+set(EXECUTABLE_NAME "fssetter-${CMAKE_SYSTEM_NAME}-${CMAKE_SYSTEM_PROCESSOR}")
+
+add_executable(${EXECUTABLE_NAME} ${PLATFORM_SOURCES})
+
+target_link_libraries(${EXECUTABLE_NAME} core unix)
\ No newline at end of file
diff --git a/setter/src/unix/CMakeLists.txt b/setter/src/unix/CMakeLists.txt
new file mode 100644
index 0000000..7c8019b
--- /dev/null
+++ b/setter/src/unix/CMakeLists.txt
@@ -0,0 +1,7 @@
+if(NOT "${CMAKE_SYSTEM_NAME}" MATCHES "Linux")
+    return()
+endif()
+
+set(UNIX_SOURCES attr.c deleted.c dirdepth.c filename.c files.c frag.c links.c os.c perms.c rsrcfork.c sparse.c time.c volume.c xattr.c)
+
+add_library(unix ${UNIX_SOURCES})