util.table, Makefile: New C module that allows pre-allocation of tables to improve performance and decrease memory fragmentation

2 files changed, 16 insertions, 2 deletions

diff --git a/util-src/Makefile b/util-src/Makefile
index 3a1ba3f2..3674975c 100644
--- a/util-src/Makefile
+++ b/util-src/Makefile
@@ -14,9 +14,9 @@ CFLAGS+=-ggdb
 .PHONY: all install clean
 .SUFFIXES: .c .o .so
 
-all: encodings.so hashes.so net.so pposix.so signal.so
+all: encodings.so hashes.so net.so pposix.so signal.so table.so
 
-install: encodings.so hashes.so net.so pposix.so signal.so
+install: encodings.so hashes.so net.so pposix.so signal.so table.so
 	install *.so ../util/
 
 clean:
diff --git a/util-src/table.c b/util-src/table.c
new file mode 100644
index 00000000..118ee334
--- /dev/null
+++ b/util-src/table.c
@@ -0,0 +1,14 @@
+#include <lua.h>
+#include <lauxlib.h>
+
+static int Lcreate_table(lua_State* L) {
+	lua_createtable(L, luaL_checkinteger(L, 1), luaL_checkinteger(L, 2));
+	return 1;
+}
+
+int luaopen_util_table(lua_State *L) {
+	lua_newtable(L);
+	lua_pushcfunction(L, Lcreate_table);
+	lua_setfield(L, -2, "create");
+	return 1;
+}