From ec004872501501ccb32e0f73afdbfac803e5e48b Mon Sep 17 00:00:00 2001
From: YAMAMOTO Mitsuharu <mituharu@math.s.chiba-u.ac.jp>
Date: Fri, 11 Jan 2008 10:28:42 +0000
Subject: [PATCH] (mac_emacs_pid) [MAC_OSX]: New variable. [MAC_OSX]
 (init_mac_osx_environment): Initialize it. [MAC_OSX] (mac_try_close_socket)
 [SELECT_USE_CFSOCKET]:	Return 0 when used on child processes.

---
 src/mac.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/mac.c b/src/mac.c
index e8cb6a15402..dace8864320 100644
--- a/src/mac.c
+++ b/src/mac.c
@@ -5013,6 +5013,9 @@ extern int noninteractive;
    sys_select.  */
 static CFMutableDictionaryRef cfsockets_for_select;
 
+/* Process ID of Emacs.  */
+static pid_t mac_emacs_pid;
+
 static void
 socket_callback (s, type, address, data, info)
      CFSocketRef s;
@@ -5092,7 +5095,7 @@ mac_try_close_socket (fd)
      int fd;
 {
 #if SELECT_USE_CFSOCKET
-  if (cfsockets_for_select)
+  if (getpid () == mac_emacs_pid && cfsockets_for_select)
     {
       void *key = (void *) fd;
       CFSocketRef socket =
@@ -5329,6 +5332,8 @@ init_mac_osx_environment ()
   char *p, *q;
   struct stat st;
 
+  mac_emacs_pid = getpid ();
+
   /* Initialize locale related variables.  */
   mac_system_script_code =
     (ScriptCode) GetScriptManagerVariable (smSysScript);
-- 
2.30.2