From 7db4ee53fb5398dd8f4ae8f56778735fe6531178 Mon Sep 17 00:00:00 2001
From: Adam Coldrick <adam.coldrick@codethink.co.uk>
Date: Thu, 19 Mar 2015 09:34:58 +0000
Subject: Morph build 2ee8190abe87461992f5b7ed85fe2ee9

System branch: master
---
 morphlib/util.py | 26 ++++++++++++++++++++++----
 1 file changed, 22 insertions(+), 4 deletions(-)

(limited to 'morphlib/util.py')

diff --git a/morphlib/util.py b/morphlib/util.py
index 6f735387..a3a07cce 100644
--- a/morphlib/util.py
+++ b/morphlib/util.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2011-2014  Codethink Limited
+# Copyright (C) 2011-2015  Codethink Limited
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -10,12 +10,12 @@
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License along
-# with this program; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+# with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 import contextlib
 import itertools
 import os
+import pipes
 import re
 import subprocess
 import textwrap
@@ -41,7 +41,6 @@ try:
     from multiprocessing import cpu_count
 except NotImplementedError:  # pragma: no cover
     cpu_count = lambda: 1
-import os
 
 
 def indent(string, spaces=4):
@@ -465,6 +464,10 @@ def get_host_architecture(): # pragma: no cover
         'i686': 'x86_32',
         'armv7l': 'armv7l',
         'armv7b': 'armv7b',
+        'armv8l': 'armv8l',
+        'armv8b': 'armv8b',
+        'aarch64': 'armv8l64',
+        'aarch64b': 'armv8b64',
         'ppc64': 'ppc64'
     }
 
@@ -626,3 +629,18 @@ def containerised_cmdline(args, cwd='.', root='/', binds=(),
     cmdargs.append(root)
     cmdargs.extend(args)
     return unshared_cmdline(cmdargs, root=root, **kwargs)
+
+
+def error_message_for_containerised_commandline(
+        argv, err, container_kwargs):  # pragma: no cover
+    '''Return a semi-readable error message for a containerised command.'''
+
+    # This function should do some formatting of the container_kwargs dict,
+    # rather than just dumping it in the error message, but that is better than
+    # nothing.
+
+    argv_string = ' '.join(map(pipes.quote, argv))
+    return 'Command failed: %s:\n' \
+           'Containerisation settings: %s\n' \
+           'Error output:\n%s' \
+           % (argv_string, container_kwargs, err)
-- 
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