gn build: Make cmake sync script work on Windows if git is a bat file

Differential Revision: https://reviews.llvm.org/D57338 llvm-svn: 352419
llvm · Jan 28, 2019 · 3d4f49f · 3d4f49f
1 parent c49428a
commit 3d4f49f
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/llvm/utils/gn/build/sync_source_lists_from_cmake.py b/llvm/utils/gn/build/sync_source_lists_from_cmake.py
@@ -18,8 +18,9 @@
 
 
 def sync_source_lists():
-    gn_files = subprocess.check_output(
-            ['git', 'ls-files', '*BUILD.gn']).splitlines()
+    # Use shell=True on Windows in case git is a bat file.
+    gn_files = subprocess.check_output(['git', 'ls-files', '*BUILD.gn'],
+                                       shell=os.name == 'nt').splitlines()
 
     # Matches e.g. |   "foo.cpp",|, captures |foo| in group 1.
     gn_cpp_re = re.compile(r'^\s*"([^"]+\.(?:cpp|h))",$', re.MULTILINE)