diff --git a/.gitignore b/.gitignore
index 32e0e1f..9bdd54d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -57,3 +57,5 @@ lex.yy.c
 bin/*
 
 .vscode/*
+.idea/*
+cmake-build-debug/*
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..c83d8a0
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,14 @@
+cmake_minimum_required(VERSION 3.19)
+project(summoner)
+
+set(CMAKE_C_STANDARD 99)
+
+add_subdirectory(compiler)
+add_subdirectory(debug)
+add_subdirectory(share)
+add_subdirectory(builtin)
+list(APPEND EXTRA_LIBS COMPILER DEBUG SHARE BUILTIN)
+
+add_executable(summoner main/main.c)
+
+target_link_libraries(summoner PUBLIC ${EXTRA_LIBS})
diff --git a/Makefile b/Makefile
index c707170..d45d4e1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-output: main.o lex.o grammar.o create.o string.o compiler.o builtin.o fix_tree.o codegen.o opcode.o disassemble.o error.o debug.o wchar.o
+all: main.o lex.o grammar.o create.o string.o compiler.o builtin.o fix_tree.o codegen.o opcode.o disassemble.o error.o debug.o wchar.o
 	$(CC) -o bin/main $^
 main.o : main/main.c
 	$(CC) -c main/main.c
@@ -17,11 +17,11 @@ builtin.o : builtin/builtin.c
 create.o : compiler/create.c
 	$(CC) -c $< -o create.o
 grammar.o : compiler/grammar.y
-	yacc -d $<
-	$(CC) -c y.tab.c -o grammar.o
+	yacc -d -o compiler/y.tab.c $<
+	$(CC) -c compiler/y.tab.c -o grammar.o
 lex.o : compiler/lex.l grammar.o
-	lex $<
-	$(CC) -c lex.yy.c -o lex.o
+	lex -o compiler/lex.yy.c $<
+	$(CC) -c compiler/lex.yy.c -o lex.o
 string.o : compiler/string.c
 	$(CC) -c $< -o string.o
 wchar.o: share/wchar.c
@@ -32,7 +32,7 @@ debug.o: debug/debug.c
 	$(CC) -c $< -o debug.o
 
 clean:
-	rm -f y.tab.*
-	rm -f lex.yy.c
+	rm -f compiler/y.tab.*
+	rm -f compiler/lex.yy.c
 	rm -f *.o
 	rm -f bin/main
diff --git a/builtin/CMakeLists.txt b/builtin/CMakeLists.txt
new file mode 100644
index 0000000..e3a6ffc
--- /dev/null
+++ b/builtin/CMakeLists.txt
@@ -0,0 +1,2 @@
+add_library(BUILTIN builtin.c)
+target_include_directories(BUILTIN INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})
diff --git a/compiler/CMakeLists.txt b/compiler/CMakeLists.txt
new file mode 100644
index 0000000..5202c8b
--- /dev/null
+++ b/compiler/CMakeLists.txt
@@ -0,0 +1,10 @@
+add_custom_command(
+        OUTPUT ${CMAKE_CURRENT_SOURCE_DIR}/lex.yy.c
+        COMMAND lex -o ${CMAKE_CURRENT_SOURCE_DIR}/lex.yy.c ${CMAKE_CURRENT_SOURCE_DIR}/lex.l
+)
+add_custom_command(
+        OUTPUT ${CMAKE_CURRENT_SOURCE_DIR}/y.tab.c
+        COMMAND yacc -d -o ${CMAKE_CURRENT_SOURCE_DIR}/y.tab.c ${CMAKE_CURRENT_SOURCE_DIR}/grammar.y
+)
+add_library(COMPILER lex.yy.c y.tab.c codegen.c disassemble.c create.c error.c fix_tree.c opcode.c string.c compiler.c)
+target_include_directories(COMPILER INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})
diff --git a/compiler/grammar.y b/compiler/grammar.y
index 18ca7b9..7861881 100644
--- a/compiler/grammar.y
+++ b/compiler/grammar.y
@@ -1,7 +1,7 @@
 %{
 #include <stdio.h>
 #include <stdlib.h>
-#include "compiler/summoner.h"
+#include "summoner.h"
 
 int yylex();
 int yyerror(const char *s);
diff --git a/compiler/lex.l b/compiler/lex.l
index 5c32104..05510ee 100644
--- a/compiler/lex.l
+++ b/compiler/lex.l
@@ -2,7 +2,7 @@
 #include <stdio.h>
 #include <string.h>
 #include "y.tab.h"
-#include "compiler/summoner.h"
+#include "summoner.h"
 
 void lex_err(char *str) {
     fprintf(stderr, "lexical error:%s\n", str);
diff --git a/debug/CMakeLists.txt b/debug/CMakeLists.txt
new file mode 100644
index 0000000..ce93e45
--- /dev/null
+++ b/debug/CMakeLists.txt
@@ -0,0 +1,2 @@
+add_library(DEBUG debug.c)
+target_include_directories(DEBUG INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})
diff --git a/share/CMakeLists.txt b/share/CMakeLists.txt
new file mode 100644
index 0000000..b83fe72
--- /dev/null
+++ b/share/CMakeLists.txt
@@ -0,0 +1,2 @@
+add_library(SHARE wchar.c)
+target_include_directories(SHARE INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})