# HG changeset patch
# User Matt Harbison <matt_harbison@yahoo.com>
# Date 2018-06-29 02:23:08
# Node ID 72286f9e324f359d6090ae78883428adc97037cc
# Parent  5d88fd1bc2af0af02129f0ad2b267d778349d95a

procutil: add a shim for translating shell commands to native commands

diff --git a/mercurial/hook.py b/mercurial/hook.py
--- a/mercurial/hook.py
+++ b/mercurial/hook.py
@@ -139,9 +139,7 @@ def _exthook(ui, repo, htype, name, cmd,
             v = stringutil.pprint(v)
         env['HG_' + k.upper()] = v
 
-    if pycompat.iswindows:
-        environ = procutil.shellenviron(env)
-        cmd = util.platform.shelltocmdexe(cmd, environ)
+    cmd = procutil.shelltonative(cmd, env)
 
     ui.note(_("running hook %s: %s\n") % (name, cmd))
 
diff --git a/mercurial/utils/procutil.py b/mercurial/utils/procutil.py
--- a/mercurial/utils/procutil.py
+++ b/mercurial/utils/procutil.py
@@ -317,6 +317,13 @@ def shellenviron(environ=None):
     env['HG'] = hgexecutable()
     return env
 
+if pycompat.iswindows:
+    def shelltonative(cmd, env):
+        return platform.shelltocmdexe(cmd, shellenviron(env))
+else:
+    def shelltonative(cmd, env):
+        return cmd
+
 def system(cmd, environ=None, cwd=None, out=None):
     '''enhanced shell command execution.
     run with environment maybe modified, maybe in different dir.