[PATCH] D55576: [libcxx] [test] [support] Use socket()+bind() to create unix sockets portably

[Michał Górny via Phabricator]

This revision was automatically updated to reflect the committed changes.
Closed by commit rCXX349305: [test] [support] Use socket()+bind() to create unix sockets portably (authored by mgorny, committed by ).

Repository:
  rCXX libc++

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D55576/new/

https://reviews.llvm.org/D55576

Files:
  test/support/filesystem_dynamic_test_helper.py


Index: test/support/filesystem_dynamic_test_helper.py
===================================================================
--- test/support/filesystem_dynamic_test_helper.py
+++ test/support/filesystem_dynamic_test_helper.py
@@ -1,5 +1,6 @@
 import sys
 import os
+import socket
 import stat
 
 # Ensure that this is being run on a specific platform
@@ -76,8 +77,13 @@
 
 
 def create_socket(source):
-    mode = 0o600 | stat.S_IFSOCK
-    os.mknod(sanitize(source), mode)
+    sock = socket.socket(socket.AF_UNIX)
+    sanitized_source = sanitize(source)
+    # AF_UNIX sockets may have very limited path length, so split it
+    # into chdir call (with technically unlimited length) followed
+    # by bind() relative to the directory
+    os.chdir(os.path.dirname(sanitized_source))
+    sock.bind(os.path.basename(sanitized_source))
 
 
 if __name__ == '__main__':


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