env: Kconfig: cosmetics: update comment for SYS_RELOC_GD_ENV_ADDR

[oweals/u-boot.git] / tools / buildman / bsettings.py

diff --git a/tools/buildman/bsettings.py b/tools/buildman/bsettings.py
index 7e66c63b4b770e901ef41bea12a585bbfde076cb..0b7208da373019b31559bd000b55770a3d7d65fd 100644 (file)
--- a/tools/buildman/bsettings.py
+++ b/tools/buildman/bsettings.py
@@ -1,26 +1,9 @@
+# SPDX-License-Identifier: GPL-2.0+
 # Copyright (c) 2012 The Chromium OS Authors.
-#
-# See file CREDITS for list of people who contributed to this
-# project.
-#
-# 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 the Free Software Foundation; either version 2 of
-# the License, or (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# 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., 59 Temple Place, Suite 330, Boston,
-# MA 02111-1307 USA
-#
-
-import ConfigParser
+
+import configparser
 import os
+import io
 
 
 def Setup(fname=''):
@@ -32,12 +15,20 @@ def Setup(fname=''):
     global settings
     global config_fname
 
-    settings = ConfigParser.SafeConfigParser()
-    config_fname = fname
-    if config_fname == '':
-        config_fname = '%s/.buildman' % os.getenv('HOME')
-    if config_fname:
-        settings.read(config_fname)
+    settings = configparser.SafeConfigParser()
+    if fname is not None:
+        config_fname = fname
+        if config_fname == '':
+            config_fname = '%s/.buildman' % os.getenv('HOME')
+        if not os.path.exists(config_fname):
+            print('No config file found ~/.buildman\nCreating one...\n')
+            CreateBuildmanConfigFile(config_fname)
+            print('To install tool chains, please use the --fetch-arch option')
+        if config_fname:
+            settings.read(config_fname)
+
+def AddFile(data):
+    settings.readfp(io.StringIO(data))
 
 def GetItems(section):
     """Get the items from a section of the config.
@@ -50,11 +41,57 @@ def GetItems(section):
     """
     try:
         return settings.items(section)
-    except ConfigParser.NoSectionError as e:
-        print e
-        print ("Warning: No tool chains - please add a [toolchain] section "
-                "to your buildman config file %s. See README for details" %
-                config_fname)
+    except configparser.NoSectionError as e:
         return []
     except:
         raise
+
+def SetItem(section, tag, value):
+    """Set an item and write it back to the settings file"""
+    global settings
+    global config_fname
+
+    settings.set(section, tag, value)
+    if config_fname is not None:
+        with open(config_fname, 'w') as fd:
+            settings.write(fd)
+
+def CreateBuildmanConfigFile(config_fname):
+    """Creates a new config file with no tool chain information.
+
+    Args:
+        config_fname: Config filename to create
+
+    Returns:
+        None
+    """
+    try:
+        f = open(config_fname, 'w')
+    except IOError:
+        print("Couldn't create buildman config file '%s'\n" % config_fname)
+        raise
+
+    print('''[toolchain]
+# name = path
+# e.g. x86 = /opt/gcc-4.6.3-nolibc/x86_64-linux
+
+[toolchain-prefix]
+# name = path to prefix
+# e.g. x86 = /opt/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-
+
+[toolchain-alias]
+# arch = alias
+# Indicates which toolchain should be used to build for that arch
+x86 = i386
+blackfin = bfin
+nds32 = nds32le
+openrisc = or1k
+
+[make-flags]
+# Special flags to pass to 'make' for certain boards, e.g. to pass a test
+# flag and build tag to snapper boards:
+# snapper-boards=ENABLE_AT91_TEST=1
+# snapper9260=${snapper-boards} BUILD_TAG=442
+# snapper9g45=${snapper-boards} BUILD_TAG=443
+''', file=f)
+    f.close();