1 files changed, 27 insertions, 0 deletions
diff --git a/basic_traits.h b/basic_traits.h
new file mode 100644
index 0000000..45aaba9
--- /dev/null
+++ b/basic_traits.h
@@ -0,0 +1,27 @@
+#ifndef ALGDS_BAISC_TRAITS_H_
+#define ALGDS_BAISC_TRAITS_H_
+
+#include <stdio.h>
+
+#include "type_alias.h"
+
+// basic traits
+#define BASIC_TRAITS_DEF(T) \
+    Bool T##_eq(T lhs, T rhs); \
+    Int T##_cmp(T lhs, T rhs); \
+    uint64_t T##_hash(T x); \
+    void T##_show(T x, FILE* fp); \
+
+BASIC_TRAITS_DEF(Int);
+BASIC_TRAITS_DEF(Bool);
+BASIC_TRAITS_DEF(Long);
+BASIC_TRAITS_DEF(Char);
+BASIC_TRAITS_DEF(UInt);
+BASIC_TRAITS_DEF(ULong);
+BASIC_TRAITS_DEF(Double);
+BASIC_TRAITS_DEF(Float);
+BASIC_TRAITS_DEF(VoidPtr);
+BASIC_TRAITS_DEF(String);
+
+
+#endif