*update

1 files changed, 30 insertions, 0 deletions

diff --git a/src/lua/modules/math/luaopen_math.cpp b/src/lua/modules/math/luaopen_math.cpp
new file mode 100644
index 0000000..fa59e04
--- /dev/null
+++ b/src/lua/modules/math/luaopen_math.cpp
@@ -0,0 +1,30 @@
+#include "lua/modules/luax.h"
+#include "libjin/jin.h"
+
+namespace jin
+{
+namespace lua
+{
+
+    static int l_mod(lua_State* L)
+    {
+        int n = luax_checkinteger(L, 1);
+        int m = luax_checkinteger(L, 2);
+        int mod = n % m;
+        luax_pushinteger(L, mod);
+        return 1;
+    }
+
+    static const luaL_Reg f[] = {
+        { "mod", l_mod },
+        { 0,     0     }
+    };
+
+    int luaopen_math(lua_State* L)
+    {
+        luax_newlib(L, f);
+        return 1;
+    }
+
+}
+}
\ No newline at end of file