1 files changed, 37 insertions, 0 deletions
diff --git a/tools/net/ynl/ynl-regen.sh b/tools/net/ynl/ynl-regen.sh
new file mode 100755
index 000000000..bdba24066
--- /dev/null
+++ b/tools/net/ynl/ynl-regen.sh
@@ -0,0 +1,37 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
+
+TOOL=$(dirname $(realpath $0))/ynl-gen-c.py
+
+force=
+search=
+
+while [ ! -z "$1" ]; do
+  case "$1" in
+    -f ) force=yes; shift ;;
+    -p ) search=$2; shift 2 ;;
+    * )  echo "Unrecognized option '$1'"; exit 1 ;;
+  esac
+done
+
+KDIR=$(dirname $(dirname $(dirname $(dirname $(realpath $0)))))
+pushd ${search:-$KDIR} >>/dev/null
+
+files=$(git grep --files-with-matches '^/\* YNL-GEN \(kernel\|uapi\|user\)')
+for f in $files; do
+    # params:     0       1      2     3
+    #         $YAML YNL-GEN kernel $mode
+    params=( $(git grep -B1 -h '/\* YNL-GEN' $f | sed 's@/\*\(.*\)\*/@\1@') )
+    args=$(sed -n 's@/\* YNL-ARG \(.*\) \*/@\1@p' $f)
+
+    if [ $f -nt ${params[0]} -a -z "$force" ]; then
+	echo -e "\tSKIP $f"
+	continue
+    fi
+
+    echo -e "\tGEN ${params[2]}\t$f"
+    $TOOL --mode ${params[2]} --${params[3]} --spec $KDIR/${params[0]} \
+	  $args -o $f
+done
+
+popd >>/dev/null