libcamera: Move Header generation utilities to utils

Move the GPL2 utilities which handle generation of controls, formats and
the top level libcamera header to the utils subtree.

Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>

1 files changed, 32 insertions, 0 deletions

diff --git a/utils/gen-header.sh b/utils/gen-header.sh
new file mode 100755
index 00000000..fcb9c5e1
--- /dev/null
+++ b/utils/gen-header.sh
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+src_dir="$1"
+dst_file="$2"
+
+cat <<EOF > "$dst_file"
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+/* This file is auto-generated, do not edit! */
+/*
+ * Copyright (C) 2018-2019, Google Inc.
+ *
+ * libcamera.h - libcamera public API
+ */
+#ifndef __LIBCAMERA_LIBCAMERA_H__
+#define __LIBCAMERA_LIBCAMERA_H__
+
+EOF
+
+headers=$(for header in "$src_dir"/*.h "$src_dir"/*.h.in ; do
+	header=$(basename "$header")
+	header="${header%.in}"
+	echo "$header"
+done | sort)
+
+for header in $headers ; do
+	echo "#include <libcamera/$header>" >> "$dst_file"
+done
+
+cat <<EOF >> "$dst_file"
+
+#endif /* __LIBCAMERA_LIBCAMERA_H__ */
+EOF