From 01b2ecbc556ee0a131d8004b8302f226723d88ab Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <tridge@samba.org>
Date: Sat, 23 Mar 2013 14:54:53 +1100
Subject: [PATCH] autotest: copy the build_binaries.sh script before running

this prevents altering the script while running
---
 Tools/autotest/autotest.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Tools/autotest/autotest.py b/Tools/autotest/autotest.py
index d46bf64779..730fc40768 100755
--- a/Tools/autotest/autotest.py
+++ b/Tools/autotest/autotest.py
@@ -80,7 +80,13 @@ def build_all():
 def build_binaries():
     '''run the build_binaries.sh script'''
     print("Running build_binaries.sh")
-    if util.run_cmd(util.reltopdir('Tools/scripts/build_binaries.sh'), dir=util.reltopdir('.')) != 0:
+    import shutil
+    # copy the script as it changes git branch, which can change the script while running
+    orig=util.reltopdir('Tools/scripts/build_binaries.sh')
+    copy=util.reltopdir('./build_binaries.sh')
+    shutil.copyfile(orig, copy)
+    shutil.copymode(orig, copy)
+    if util.run_cmd(copy, dir=util.reltopdir('.')) != 0:
         print("Failed build_binaries.sh")
         return False
     return True