update folders

snipplets/code/C/libserialport/format-code

@@ -0,0 +1,14 @@
+#!/bin/sh
+#
+# formt-code - script for beautify code by clang-format.
+#
+# Alexander Popov <iiiypuk@fastmail.fm>
+
+files=(
+    "listen.c"
+)
+
+for file in "${files[@]}"
+do
+    clang-format -i --style=LLVM --sort-includes=false $file
+done