1 files changed, 11 insertions, 0 deletions
diff --git a/module/util/io.scm b/module/util/io.scm
new file mode 100644
index 00000000..cff9c6ea
--- /dev/null
+++ b/module/util/io.scm
@@ -0,0 +1,11 @@
+(define-module (util io))
+
+(define-public (open-input-port str)
+  (if (string=? "-" str)
+      (current-input-port)
+      (open-input-file str)))
+
+(define-public (open-output-port str)
+  (if (string=? "-" str)
+      (current-output-port)
+      (open-output-file str)))