From 7e129810f6fcaeaccf30a3ca6cea19df266bdae7 Mon Sep 17 00:00:00 2001
From: bernard <bernard.xiong@rt-thread.com>
Date: Wed, 8 May 2024 09:18:45 +0800
Subject: [PATCH] [tools] fix the issue of cc detection failure in Windows

---
 tools/building.py |  2 +-
 tools/utils.py    | 20 ++++++++++++++++++++
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/tools/building.py b/tools/building.py
index 6e9a81cf1f7..b7d36c0b015 100644
--- a/tools/building.py
+++ b/tools/building.py
@@ -195,7 +195,7 @@ def PrepareBuilding(env, root_directory, has_libcpu=False, remove_components = [
         os.environ['RTT_CC_PREFIX'] = exec_prefix
 
     # auto change the 'RTT_EXEC_PATH' when 'rtconfig.EXEC_PATH' get failed
-    if not os.path.exists(os.path.join(rtconfig.EXEC_PATH, rtconfig.CC)):
+    if not utils.CmdExists(os.path.join(rtconfig.EXEC_PATH, rtconfig.CC)):
         if 'RTT_EXEC_PATH' in os.environ:
             # del the 'RTT_EXEC_PATH' and using the 'EXEC_PATH' setting on rtconfig.py
             del os.environ['RTT_EXEC_PATH']
diff --git a/tools/utils.py b/tools/utils.py
index d76720a850e..761aa07b0cd 100644
--- a/tools/utils.py
+++ b/tools/utils.py
@@ -309,3 +309,23 @@ def VerTuple(version_str):
     ver = tuple(int(part) for part in ver_parts)
 
     return ver
+
+def CmdExists(cmd):
+    import platform
+
+    cmd_list = cmd.split(' ')
+    cmd = cmd_list[0]
+    if os.path.isfile(cmd):
+        return True
+    else:
+        # check cmd(.exe|.bat|.ps1) under Windows
+        if platform.system() == 'Windows':
+            if cmd.find('exe') != -1 or cmd.find('bat') != -1 or cmd.find('ps1') != -1:
+                return False
+
+            # add .exe then check whether the cmd exists
+            cmd = cmd + '.exe'
+            if os.path.isfile(cmd):
+                return True
+
+        return False