diff -p -up bm-2.1/BuildManager/build.py.orig bm-2.1/BuildManager/build.py
--- bm-2.1/BuildManager/build.py.orig	2009-01-16 15:12:08.000000000 -0200
+++ bm-2.1/BuildManager/build.py	2009-01-16 15:11:40.000000000 -0200
@@ -2,10 +2,7 @@ from BuildManager.fileutil import *
 from BuildManager.package import *
 from BuildManager import *
 import thread
-import popen2
-import select
-import fcntl
-import thread
+import subprocess
 import sys, os
 import time
 import shutil
@@ -204,22 +201,18 @@ def buildpkg(pkg, stage, unpack_dir, pas
             logger.debug("rpmbuild command: "+cmd)
             if not dryrun:
                 log = open(pkg.log, "w")
-                pop = popen2.Popen3(cmd)
-                fc = pop.fromchild
-                flags = fcntl.fcntl (fc.fileno(), fcntl.F_GETFL, 0)
-                flags = flags | os.O_NONBLOCK
-                fcntl.fcntl (fc.fileno(), fcntl.F_SETFL, flags)
-                while 1:
-                    r,w,x = select.select([fc.fileno()], [], [], 2)
-                    if r:
-                        data = fc.read()
-                        if show_log:
-                            sys.stdout.write(data)
-                        log.write(data)
-                        log.flush()
+                pop = subprocess.Popen(cmd, shell=True,
+                        stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+                of = pop.stdout.fileno()
+                while True:
                     status = pop.poll()
-                    if status != -1:
+                    if status is not None:
                         break
+                    data = os.read(of, 8192)
+                    log.write(data)
+                    log.flush()
+                    if show_log:
+                        sys.stdout.write(data)
                 log.close()
         if status == 0:
             logger.info("succeeded!")