diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4c9fc34
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,7 @@
+*.[od]
+*.so
+include/grammatical.h
+src/parser/grammatical.cpp
+include/lexical.h
+src/parser/lexical.cpp
+src/makemap
\ No newline at end of file
diff --git a/src/builtin.h b/include/builtin.h
similarity index 100%
rename from src/builtin.h
rename to include/builtin.h
diff --git a/src/common.h b/include/common.h
similarity index 100%
rename from src/common.h
rename to include/common.h
diff --git a/src/deptree.h b/include/deptree.h
similarity index 100%
rename from src/deptree.h
rename to include/deptree.h
diff --git a/src/globals.h b/include/globals.h
similarity index 100%
rename from src/globals.h
rename to include/globals.h
diff --git a/src/init.h b/include/init.h
similarity index 100%
rename from src/init.h
rename to include/init.h
diff --git a/src/object.h b/include/object.h
similarity index 100%
rename from src/object.h
rename to include/object.h
diff --git a/src/parser/parser.h b/include/parser.h
similarity index 100%
rename from src/parser/parser.h
rename to include/parser.h
diff --git a/src/.gitignore b/src/.gitignore
deleted file mode 100644
index 4dbf4ec..0000000
--- a/src/.gitignore
+++ /dev/null
@@ -1,6 +0,0 @@
-*.[od]
-parser/grammatical.h
-parser/grammatical.cpp
-parser/lexical.h
-parser/lexical.cpp
-makemap
\ No newline at end of file
diff --git a/src/Makefile b/src/Makefile
index c79be2b..7dc7589 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1,5 +1,11 @@
-CFLAGS=-O2 -g -std=gnu++11 -fvisibility=hidden -fpic -flto -pthread -Wall
-LDFLAGS=-O2 -fvisibility=hidden -Wl,--export-dynamic -fpic -flto -pthread -Wall
+OPTFLAGS=-O2 -flto -g
+EXPORTFLAGS=-fvisibility=hidden -fpic -Wl,--export-dynamic
+CPPFLAGS=-std=gnu++11 -I../include
+LIBSFLAGS=-lpthread
+WARNFLAGS=-Wall
+
+CFLAGS=$(OPTFLAGS) $(EXPORTFLAGS) $(WARNFLAGS) $(CPPFLAGS)
+LDFLAGS=$(OPTFLAGS) $(EXPORTFLAGS) $(WARNFLAGS) $(LIBSFLAGS)
 
 CC=g++
 
@@ -16,27 +22,27 @@ include $(DEPENDS)
 	 $(CC) -c $(CFLAGS) -o $@ $<
 
 %.d: %.cpp
-	 $(CC) $(CFLAGS) -MM -MT $(subst .cpp,.o,$<) $< | sed 's%\(^.*\):%\1 $@ :%g' >$@
+	 $(CC) $(CPPFLAGS) -MM -MT $(subst .cpp,.o,$<) $< | sed 's%\(^.*\):%\1 $@ :%g' >$@
 
-$(DEPENDS): parser/grammatical.h parser/lexical.h
+$(DEPENDS): ../include/grammatical.h ../include/lexical.h
 
 
-parser/grammatical.d: parser/lexical.h
+parser/grammatical.d: ../include/lexical.h
 
 parser/lexical.cpp: parser/lexical.l
 	 cd parser && flex lexical.l
-	 [ -f parser/lexical.h ] && touch parser/lexical.h
+	 [ -f ../include/lexical.h ] && touch ../include/lexical.h
 
 parser/grammatical.cpp: parser/grammatical.y
 	 cd parser && bison grammatical.y
-	 [ -f parser/grammatical.h ] && touch parser/grammatical.h
+	 [ -f ../include/grammatical.h ] && touch ../include/grammatical.h
 
-parser/grammatical.h: parser/grammatical.y parser/grammatical.cpp
-parser/lexical.h: parser/lexical.l parser/lexical.cpp
+../include/grammatical.h: parser/grammatical.y parser/grammatical.cpp
+../include/lexical.h: parser/lexical.l parser/lexical.cpp
 
 
 clean:
-	 rm -f *.o *.d parser/*.{o,d} parser/{lexical,grammatical}.{cpp,h}
+	 rm -f *.o *.d parser/*.{o,d} parser/{lexical,grammatical}.cpp ../include/{lexical,grammatical}.h
 
 distclean: clean
 	 rm -f makemap
\ No newline at end of file
diff --git a/src/init.cpp b/src/init.cpp
index beebf6d..ce795b6 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -3,17 +3,17 @@
 #include "object.h"
 #include "globals.h"
 #include "builtin.h"
-#include "parser/parser.h"
+#include "parser.h"
 // We can't include lexical.h before grammatical.h, because of strange errors, but grammatical.h only needs definition of yyscan_t
 #ifndef YY_TYPEDEF_YY_SCANNER_T
 #define YY_TYPEDEF_YY_SCANNER_T
 typedef void* yyscan_t;
 #endif
-#include "parser/grammatical.h"
+#include "grammatical.h"
 // definitions for bison-bridge
 #define YYSTYPE CONFSTYPE
 #define YYLTYPE CONFLTYPE
-#include "parser/lexical.h"
+#include "lexical.h"
 #undef YYSTYPE
 #undef YYLTYPE
 
diff --git a/src/parser/grammatical.y b/src/parser/grammatical.y
index 1bddc3d..266dc88 100644
--- a/src/parser/grammatical.y
+++ b/src/parser/grammatical.y
@@ -1,6 +1,6 @@
 %language "c"
 %output "grammatical.cpp"
-%defines "grammatical.h"
+%defines "../../include/grammatical.h"
 %param {yyscan_t scanner}
 %define api.prefix {conf}
 %define api.pure full
@@ -18,8 +18,8 @@
 #include <inttypes.h>
 #include <algorithm>
 #include "parser.h"
-#include "../object.h"
-#include "../globals.h"
+#include "object.h"
+#include "globals.h"
 // We can't include lexical.h before grammatical.h, because of strange errors, but grammatical.h only needs definition of yyscan_t
 #ifndef YY_TYPEDEF_YY_SCANNER_T
 #define YY_TYPEDEF_YY_SCANNER_T
diff --git a/src/parser/lexical.l b/src/parser/lexical.l
index 95af407..a39b3ba 100644
--- a/src/parser/lexical.l
+++ b/src/parser/lexical.l
@@ -2,7 +2,7 @@
 %option warn
 %option yylineno
 %option noyywrap
-%option header-file="lexical.h"
+%option header-file="../../include/lexical.h"
 %option outfile="lexical.cpp"
 %option prefix="conf"
 %option extra-type="struct lexical_extra*"
@@ -15,7 +15,7 @@
 %x INCLUDE
 
 %{
-#include "../common.h"
+#include "common.h"
 #include "parser.h"
 // flex use register keyword, but it deprecated in C++11.
 #define register