1 files changed, 43 insertions, 0 deletions
diff --git a/contrib/lua-torch/torch7/PipeFile.c b/contrib/lua-torch/torch7/PipeFile.c
new file mode 100644
index 000000000..a47c90d13
--- /dev/null
+++ b/contrib/lua-torch/torch7/PipeFile.c
@@ -0,0 +1,43 @@
+#include "general.h"
+
+static int torch_PipeFile_new(lua_State *L)
+{
+  const char *name = luaL_checkstring(L, 1);
+  const char *mode = luaL_optstring(L, 2, "r");
+  int isQuiet = luaT_optboolean(L, 3, 0);
+  THFile *self = THPipeFile_new(name, mode, isQuiet);
+
+  luaT_pushudata(L, self, "torch.PipeFile");
+  return 1;
+}
+
+static int torch_PipeFile_free(lua_State *L)
+{
+  THFile *self = luaT_checkudata(L, 1, "torch.PipeFile");
+  THFile_free(self);
+  return 0;
+}
+
+static int torch_PipeFile___tostring__(lua_State *L)
+{
+  THFile *self = luaT_checkudata(L, 1, "torch.PipeFile");
+  lua_pushfstring(L, "torch.PipeFile on <%s> [status: %s -- mode: %c%c]",
+                  THDiskFile_name(self),
+                  (THFile_isOpened(self) ? "open" : "closed"),
+                  (THFile_isReadable(self) ? 'r' : ' '),
+                  (THFile_isWritable(self) ? 'w' : ' '));
+  return 1;
+}
+
+static const struct luaL_Reg torch_PipeFile__ [] = {
+  {"__tostring__", torch_PipeFile___tostring__},
+  {NULL, NULL}
+};
+
+void torch_PipeFile_init(lua_State *L)
+{
+  luaT_newmetatable(L, "torch.PipeFile", "torch.DiskFile",
+                    torch_PipeFile_new, torch_PipeFile_free, NULL);
+  luaT_setfuncs(L, torch_PipeFile__, 0);
+  lua_pop(L, 1);
+}