From: Ronald Oussoren <ronaldoussoren@mac.com>
Date: Tue, 26 Dec 2023 09:05:48 +0000 (+0100)
Subject: [3.11] gh-101778: Fix build error when there's a dangling symlink in the directory... 
X-Git-Tag: v3.11.8~220
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=0eea5c04b8759b6b1aeed25c140c023933264228;p=thirdparty%2FPython%2Fcpython.git

[3.11] gh-101778: Fix build error when there's a dangling symlink in the directory containing "ffi.h" (#113466)

gh-101778: Fix build error when there's a dangling symlink in the directory containing "ffi.h"
---

diff --git a/Misc/NEWS.d/next/Build/2023-12-25-10-06-59.gh-issue-101778.JfhRkx.rst b/Misc/NEWS.d/next/Build/2023-12-25-10-06-59.gh-issue-101778.JfhRkx.rst
new file mode 100644
index 000000000000..3763e8404c35
--- /dev/null
+++ b/Misc/NEWS.d/next/Build/2023-12-25-10-06-59.gh-issue-101778.JfhRkx.rst
@@ -0,0 +1,2 @@
+Fix build error when there's a dangling symlink in the directory containing
+``ffi.h``.
diff --git a/setup.py b/setup.py
index 4f122b62e0e7..ad8fb81b218e 100644
--- a/setup.py
+++ b/setup.py
@@ -224,6 +224,7 @@ def is_macosx_sdk_path(path):
 
 def grep_headers_for(function, headers):
     for header in headers:
+        if not os.path.exists(header): continue
         with open(header, 'r', errors='surrogateescape') as f:
             if function in f.read():
                 return True