1 files changed, 29 insertions, 0 deletions
diff --git a/contrib/lua-torch/torch7/general.h b/contrib/lua-torch/torch7/general.h
new file mode 100644
index 000000000..3ccf4bdf0
--- /dev/null
+++ b/contrib/lua-torch/torch7/general.h
@@ -0,0 +1,29 @@
+#ifndef TORCH_GENERAL_INC
+#define TORCH_GENERAL_INC
+
+#include <stdlib.h>
+#include <string.h>
+#include <stddef.h>
+
+#include "luaT.h"
+#include "TH.h"
+
+#if (defined(_MSC_VER) || defined(__MINGW32__))
+
+#define snprintf _snprintf
+#define popen _popen
+#define pclose _pclose
+
+#endif
+
+#if LUA_VERSION_NUM >= 503
+/* one can simply enable LUA_COMPAT_5_2 to be backward compatible.
+However, this does not work when we are trying to use system-installed lua,
+hence these redefines
+*/
+#define luaL_optlong(L,n,d)     ((long)luaL_optinteger(L, (n), (d)))
+#define luaL_checklong(L,n)     ((long)luaL_checkinteger(L, (n)))
+#define luaL_checkint(L,n)      ((int)luaL_checkinteger(L, (n)))
+#endif
+
+#endif