[openstack-nova] maint: speed up sed manipulations

[Pádraig Brady]

commit 34054ec70b97c93e19220b489a7df9f9bff84226
Author: Pádraig Brady <P at draigBrady.com>
Date:   Thu Apr 19 15:21:25 2012 +0100

    maint: speed up sed manipulations
    
    Edit multiple files per sed process,
    by using the POSIX standardized '+' construct.
    
    Quit after deleting first instance of an env line.
    Note this doesn't save much as most files
    don't have the env usage.

 openstack-nova.spec |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/openstack-nova.spec b/openstack-nova.spec
index fccc52e..6652e6c 100644
--- a/openstack-nova.spec
+++ b/openstack-nova.spec
@@ -194,7 +194,7 @@ This package contains documentation files for nova.
 
 find . \( -name .gitignore -o -name .placeholder \) -delete
 
-find nova -name \*.py -exec sed -i '/\/usr\/bin\/env python/d' {} \;
+find nova -name \*.py -exec sed -i '/\/usr\/bin\/env python/{d;q}' {} +
 
 %build
 %{__python} setup.py build