Add lldb startup debug prop

add lldb startup debug prop

https://gitee.com/openharmony/startup_init_lite/issues/I6X0LS?from=project-issue

not involving test cases

Change-Id: Ife6888c450dfaa894ff3f4e551c99f32dfa349c4
Signed-off-by: Nhongtao <hongtao11@huawei.com>

BUILD.gn

@@ -55,6 +55,7 @@ if (is_lite_system && current_os == "ohos") {
     deps = [
       ":musl_headers",
       ":musl_sysparam",
+      ":musl_sysparam_dac",
       ":soft_libs",
     ]
   }
@@ -64,6 +65,11 @@ if (is_lite_system && current_os == "ohos") {
     relative_install_dir = "param"
   }
 
+  ohos_prebuilt_etc("musl_sysparam_dac") {
+    source = "${musl_porting_dir}/etc/musl.para.dac"
+    relative_install_dir = "param"
+  }
+
   musl_libs("soft_libs") {
   }
 

porting/linux/user/etc/musl.para.dac

+# Copyright (c) 2023 Huawei Device Co., Ltd.
+# 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.
+
+llvm.debug.service. = root:root:0700
\ No newline at end of file