From 8418abc4ff965b55d043237b388879b84d6ab0a5 Mon Sep 17 00:00:00 2001
From: Skye <me@skye.vg>
Date: Fri, 30 Jan 2026 13:35:42 +0900
Subject: [PATCH] support GraalPy

---
 copyparty/__init__.py               | 2 ++
 copyparty/stolen/ifaddr/__init__.py | 3 ++-
 copyparty/util.py                   | 5 +++--
 3 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/copyparty/__init__.py b/copyparty/__init__.py
index afb05d18..224ace69 100644
--- a/copyparty/__init__.py
+++ b/copyparty/__init__.py
@@ -46,6 +46,8 @@ MACOS = platform.system() == "Darwin"
 
 EXE = bool(getattr(sys, "frozen", False))
 
+GRAAL = platform.python_implementation() == "GraalVM"
+
 try:
     CORES = len(os.sched_getaffinity(0))
 except:
diff --git a/copyparty/stolen/ifaddr/__init__.py b/copyparty/stolen/ifaddr/__init__.py
index 5e8b7827..c5731c0d 100644
--- a/copyparty/stolen/ifaddr/__init__.py
+++ b/copyparty/stolen/ifaddr/__init__.py
@@ -8,6 +8,7 @@ https://github.com/pydron/ifaddr/tree/0.2.0
 """
 
 import os
+import platform
 
 from ._shared import IP, Adapter
 
@@ -22,7 +23,7 @@ except:
     S390X = False
 
 
-if os.environ.get("PRTY_NO_IFADDR") or S390X:
+if os.environ.get("PRTY_NO_IFADDR") or S390X or platform.python_implementation() == "GraalVM":
     # s390x deadlocks at libc.getifaddrs
     get_adapters = nope
 elif os.name == "nt":
diff --git a/copyparty/util.py b/copyparty/util.py
index 1b9b5431..c153252a 100644
--- a/copyparty/util.py
+++ b/copyparty/util.py
@@ -45,6 +45,7 @@ except:
 from .__init__ import (
     ANYWIN,
     EXE,
+    GRAAL,
     MACOS,
     PY2,
     PY36,
@@ -779,7 +780,7 @@ class Daemon(threading.Thread):
             self.start()
 
     def run(self):
-        if not ANYWIN and not PY2:
+        if not ANYWIN and not PY2 and not GRAAL:
             signal.pthread_sigmask(
                 signal.SIG_BLOCK, [signal.SIGINT, signal.SIGTERM, signal.SIGUSR1]
             )
@@ -1656,7 +1657,7 @@ def log_thrs(log: Callable[[str, str, int], None], ival: float, name: str) -> No
 
 
 def sigblock():
-    if ANYWIN or PY2:
+    if ANYWIN or PY2 or GRAAL:
         return
 
     signal.pthread_sigmask(