Add afind command.

Wrapper for find that skips the .repo, .git and out directories.

Test: manual
Change-Id: I7f3b0f4e228060e2edb932f14d0ec5894a9e1240

bin/afind

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+# Copyright (C) 2022 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+dir=${1:-.}
+
+shift
+
+args=( $@ )
+if [[ ${#args[@]} -eq 0 ]] ; then
+    args=( -print )
+fi
+
+find "$dir" -name .repo -prune -o -name .git -prune -o -name out -prune -o ${args[@]}
+
+exit $?