From 414e265dccc536eca801e9989cc8b97f76d29726 Mon Sep 17 00:00:00 2001
From: ced <>
Date: Wed, 14 Mar 2007 16:13:13 +0000
Subject: [PATCH] BASE: use tool to call popen.pipe2

bzr revid: ced-f19acd52a164c8da3d7139799a3e4bfa458ce018
---
 bin/addons/base/ir/workflow/print_instance.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/bin/addons/base/ir/workflow/print_instance.py b/bin/addons/base/ir/workflow/print_instance.py
index 69f71f13793..45038c965cd 100644
--- a/bin/addons/base/ir/workflow/print_instance.py
+++ b/bin/addons/base/ir/workflow/print_instance.py
@@ -143,7 +143,8 @@ class report_graph_instance(object):
 1.5 inch 15 inch moveto
 (No workflow available) show
 showpage'''
-		input, output = os.popen2('ps2pdf -sPAPERSIZE=a4 - -')
+		args = ('ps2pdf', '-sPAPERSIZE=a4', '-', '-')
+		input, output = tools.exec_pg_command_pipe(*args)
 		input.write(ps_string)
 		input.close()
 		self.result = output.read()