1 files changed, 25 insertions, 0 deletions
diff --git a/fitsy/alloc.C b/fitsy/alloc.C
new file mode 100644
index 0000000..508a0ec
--- /dev/null
+++ b/fitsy/alloc.C
@@ -0,0 +1,25 @@
+// Copyright (C) 1999-2018
+// Smithsonian Astrophysical Observatory, Cambridge, MA, USA
+// For conditions of distribution and use, see copyright notice in "copyright"
+
+#include <stdio.h>
+#include "alloc.h"
+
+FitsAlloc::FitsAlloc(const char* fn)
+{
+  parse(fn);
+  if (!valid_)
+    return;
+
+  // we need the 'b' for windows...
+  if (!strncmp(pName_, "stdin", 5) || 
+      !strncmp(pName_, "STDIN", 5) || 
+      !strncmp(pName_, "-", 1))
+    stream_ = fdopen(dup(fileno(stdin)), "rb");
+  else 
+    stream_ = fopen(pName_, "rb");
+
+  valid_ = stream_ ? 1 : 0;
+}
+
+