# HG changeset patch
# User Jun Wu <quark@fb.com>
# Date 2017-01-10 23:36:48
# Node ID 378686afca52374822420e0fcd026fb9de502b81
# Parent  e38e7ea2198796035bca918137170d11da11b405

chgserver: add the setprocname interface

This allows clients to change its process title freely.

diff --git a/mercurial/chgserver.py b/mercurial/chgserver.py
--- a/mercurial/chgserver.py
+++ b/mercurial/chgserver.py
@@ -464,6 +464,14 @@ class chgcmdserver(commandserver.server)
                          'setenv': setenv,
                          'setumask': setumask})
 
+    if util.safehasattr(osutil, 'setprocname'):
+        def setprocname(self):
+            """Change process title"""
+            name = self._readstr()
+            _log('setprocname: %r\n' % name)
+            osutil.setprocname(name)
+        capabilities['setprocname'] = setprocname
+
 def _tempaddress(address):
     return '%s.%d.tmp' % (address, os.getpid())