1 files changed, 36 insertions, 0 deletions
diff --git a/diller/cfg.lua b/diller/cfg.lua
new file mode 100644
index 0000000..2a8472c
--- /dev/null
+++ b/diller/cfg.lua
@@ -0,0 +1,36 @@
+function info(msg)
+  print("info msg="..msg)
+end
+
+function read_cfg(name, required)
+  local filename = "cfg-"..name
+  if not file.open(filename, "r") then
+    if required then
+      panic("Could not read configuration file: "..filename)
+    else
+      return nil
+    end
+  end
+  local value = file.readline()
+  file.close()
+  if value == nil or #value == 0 then
+    if required then
+      panic("Empty configuration file: "..filename)
+    else
+      return nil
+    end
+  end
+  return string.sub(value, 1, -2)
+end
+
+function write_cfg(name, value)
+  local filename = "cfg-"..name
+  local ok
+  ok = file.open(filename, "w+")
+  if ok then
+    ok = file.writeline(value)
+    file.flush()
+    file.close()
+  end
+  return ok
+end