diff mercurial/commandserver.py @ 49302:ee4537e365c8

py3: remove retry on EINTR errno

Since the implementation of PEP 475 (Python 3.5), Python retries system calls
failing with EINTR. Therefore we don’t need the logic that retries it in Python
code.

--- a/mercurial/commandserver.py	Tue May 31 03:39:42 2022 +0200
+++ b/mercurial/commandserver.py	Tue May 31 04:11:34 2022 +0200
@@ -650,12 +650,7 @@
 
     def _acceptnewconnection(self, sock, selector):
         h = self._servicehandler
-        try:
-            conn, _addr = sock.accept()
-        except socket.error as inst:
-            if inst.args[0] == errno.EINTR:
-                return
-            raise
+        conn, _addr = sock.accept()
 
         # Future improvement: On Python 3.7, maybe gc.freeze() can be used
         # to prevent COW memory from being touched by GC.
@@ -688,12 +683,7 @@
 
     def _handlemainipc(self, sock, selector):
         """Process messages sent from a worker"""
-        try:
-            path = sock.recv(32768)  # large enough to receive path
-        except socket.error as inst:
-            if inst.args[0] == errno.EINTR:
-                return
-            raise
+        path = sock.recv(32768)  # large enough to receive path
         self._repoloader.load(path)
 
     def _sigchldhandler(self, signal, frame):
@@ -704,8 +694,6 @@
             try:
                 pid, _status = os.waitpid(-1, options)
             except OSError as inst:
-                if inst.errno == errno.EINTR:
-                    continue
                 if inst.errno != errno.ECHILD:
                     raise
                 # no child processes at all (reaped by other waitpid()?)