autotest: Make the "ltp" test comile on ARM.

client/common_lib/utils.py

 #
 # Copyright 2008 Google Inc. Released under the GPL v2
 
 import os, pickle, random, re, resource, select, shutil, signal, StringIO
 import socket, struct, subprocess, sys, time, textwrap, urlparse
 import warnings, smtplib, logging, urllib2
 try:
     import hashlib
 except ImportError:
     import md5, sha
@@ skipping 1229 matching lines @@
             quotes are NOT added and so should be added at some point by
             the caller.
 
     See also: http://www.tldp.org/LDP/abs/html/escapingsection.html
     """
     command = command.replace("\\", "\\\\")
     command = command.replace("$", r'\$')
     command = command.replace('"', r'\"')
     command = command.replace('`', r'\`')
     return command
+
+
+def configure(extra=None, configure='./configure'):
+    """
+    Run configure passing in the correct host, build, and target options.
+
+    @param extra: extra command line arguments to pass to configure
+    @param configure: which configure script to use
+    """
+    args = []
+    if 'CHOST' in os.environ:
+        args.append('--host=' + os.environ['CHOST'])
+    if 'CBUILD' in os.environ:
+        args.append('--build=' + os.environ['CBUILD'])
+    if 'CTARGET' in os.environ:
+        args.append('--target=' + os.environ['CTARGET'])
+    if extra:
+        args.append(extra)
+
+    system('%s %s' % (configure, ' '.join(args)))
+