From 654f79ad11d2e4930312cd5f8b38df0e9c7908dd Mon Sep 17 00:00:00 2001
From: s_c_c <[email protected]>
Date: Tue, 12 Mar 2024 11:04:45 +0800
Subject: [PATCH] feat for embedded check clang path

---
 hb_internal/preloader/preloader.py | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/hb_internal/preloader/preloader.py b/hb_internal/preloader/preloader.py
index 2cc8869..614023d 100644
--- a/hb_internal/preloader/preloader.py
+++ b/hb_internal/preloader/preloader.py
@@ -17,6 +17,7 @@ from dataclasses import dataclass
 import os
 import sys
 import argparse
+import subprocess
 
 sys.path.append(
     os.path.dirname(os.path.dirname(os.path.dirname(
@@ -27,6 +28,21 @@ from hb_internal.common.utils import dump_json_file
 from hb_internal.preloader.parse_lite_subsystems_config import parse_lite_subsystem_config
 from hb_internal.preloader.parse_vendor_product_config import get_vendor_parts_list
 
+def _find_clang(finddirs):
+    cmd = ["which", "clang"]
+    for _dir in finddirs:
+        if os.path.exists(_dir):
+            path = os.environ.get('PATH')
+            os.environ['PATH'] = f'{_dir}:{path}'
+    try:
+        output = subprocess.check_output(cmd, env=os.environ)
+        _path = output.strip()
+        if len(_path) > 1:
+            return True
+    except subprocess.CalledProcessError as e:
+        ret = e.output
+        print("Error! {} failed, failed log is {}".format(cmd, ret))
+    return False
 
 def _get_base_parts(base_config_dir, os_level):
     system_base_config_file = os.path.join(base_config_dir,
@@ -615,6 +631,10 @@ class Preloader():
             toolchain_label = '//build/toolchain/{0}:{0}_clang_{1}'.format(
                 target_os, target_cpu)
 
+        clang_found = _find_clang(["/usr/lib64/llvm15/bin"])
+        if clang_found is False:
+            toolchain_label = '//build/toolchain/{0}:{0}_{1}'.format(
+                target_os, target_cpu)
         # add toolchain label
         build_vars['product_toolchain_label'] = toolchain_label
 
-- 
2.20.1 (Apple Git-117)