initial commit

params.go

@@ -0,0 +1,23 @@
+package main
+
+import (
+	"io/ioutil"
+	"strings"
+)
+
+func param(name, defaultValue string) (value string) {
+	ba, err := ioutil.ReadFile("/proc/cmdline")
+	if err != nil {
+		fatal("could not read /proc/cmdline: ", err)
+	}
+
+	prefix := "direktil." + name + "="
+
+	for _, part := range strings.Split(string(ba), " ") {
+		if strings.HasPrefix(part, prefix) {
+			return strings.TrimSpace(part[len(prefix):])
+		}
+	}
+
+	return defaultValue
+}