llcppg design

chore/llcppg/README.md

@@ -0,0 +1,26 @@
+llcppg - Autogen tool for C/C++ libraries
+====
+
+## Usage
+
+```sh
+llcppg [config-file]
+```
+
+If `config-file` is not specified, a `llcppg.cfg` file is used in current directory. The configuration file format is as follows:
+
+```json
+{
+  "name": "inireader",
+  "cflags": "$(pkg-config --cflags inireader)",
+  "include": [
+    "INIReader.h",
+    "AnotherHeaderFile.h"
+  ],
+  "libs": "$(pkg-config --libs inireader)"
+}
+```
+
+## Design
+
+See [Design of llcppg](design.md).