From 82060309435411750a0967891dd9510c4d138b13 Mon Sep 17 00:00:00 2001
From: Zac Medico <zmedico@gentoo.org>
Date: Mon, 11 Jun 2007 08:43:56 +0000
Subject: [PATCH] For consistency with other xterm titles code, redirect
 $PROMPT_COMMAND output to stderr. (trunk r6799)

svn path=/main/branches/2.1.2/; revision=6800
---
 pym/output.py | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/pym/output.py b/pym/output.py
index ca265124a..6886e5cbb 100644
--- a/pym/output.py
+++ b/pym/output.py
@@ -196,7 +196,16 @@ def xtermTitleReset():
 			default_xterm_title = ""
 		elif prompt_command is not None:
 			if dotitles and "TERM" in os.environ and sys.stderr.isatty():
-				os.system(prompt_command)
+				from portage_exec import find_binary, spawn
+				shell = os.environ.get("SHELL")
+				if not shell or not os.access(shell, os.EX_OK):
+					shell = find_binary("sh")
+				if shell:
+					spawn([shell, "-c", prompt_command], env=os.environ,
+						fdpipes={0:sys.stdin.fileno(),1:sys.stderr.fileno(),
+						2:sys.stderr.fileno()})
+				else:
+					os.system(prompt_command)
 			return
 		else:
 			pwd = os.getenv('PWD','')
-- 
2.26.2