1 files changed, 51 insertions, 0 deletions
diff --git a/scripts/gen-default-cfg.py b/scripts/gen-default-cfg.py
new file mode 100755
index 0000000..dc88ceb
--- /dev/null
+++ b/scripts/gen-default-cfg.py
@@ -0,0 +1,51 @@
+#!/usr/bin/env python3
+
+import sys
+import argparse
+import kconfiglib
+
+def node_to_str(node):
+    if(node.item.type == kconfiglib.STRING):
+        return "std::string(\"" + node.item.str_value + "\")"
+    elif(node.item.type == kconfiglib.INT):
+        return "int(" + node.item.str_value + ")"
+    elif(node.item.type == kconfiglib.BOOL):
+        tri_val_str = ("false", "unknown", "true")[node.item.tri_value]
+        return "bool(" + tri_val_str + ")"
+
+    return None
+
+def writeItem(node, file):
+    while node:
+        if isinstance(node.item, kconfiglib.Symbol):
+            name = node.item.name.lower().replace('_', '.')
+            print("\t{ \"" + name + "\", " + node_to_str(node) + " },", file=file)
+
+        if node.list:
+            writeItem(node.list, file)
+
+        node = node.next
+
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser()
+    parser.add_argument("--kconfig", nargs="?", default="Kconfig", help="Top-level Kconfig")
+    parser.add_argument("--dotconfig", nargs="?", help=".config")
+    parser.add_argument("--input", type=argparse.FileType('r'), help="settings.h.in")
+    parser.add_argument("--output", type=argparse.FileType('w'), default=sys.stdout, help="Output location")
+    args = parser.parse_args()
+
+    kconf = kconfiglib.Kconfig(args.kconfig)
+    if args.dotconfig is not None:
+        kconf.load_config(args.dotconfig)
+
+    print("/* Autogenerated file", file=args.output)
+    print(" * kconfig: {}".format(args.kconfig), file=args.output)
+    print(" * dotconfig: {}".format(args.dotconfig), file=args.output)
+    print(" */", file=args.output)
+
+    for line in args.input:
+        if "@__DEFAULT_CFG__" in line:
+            writeItem(kconf.top_node.list, file=args.output)
+        else:
+            print(line, end='', file=args.output)