Re: [PATCH] kconfig: Make diffconfig work with Python 3

From: Johannes Thumshirn
Date: Tue Sep 03 2013 - 09:13:45 EST


On Tue, Sep 03, 2013 at 03:08:09PM +0200, Michal Marek wrote:
> On 29.8.2013 17:10, Johannes Thumshirn wrote:
> > On Wed, Aug 28, 2013 at 07:29:53AM -0700, Tim Bird wrote:
> >> On Fri, Aug 9, 2013 at 5:27 AM, Johannes Thumshirn
> >> <johannes.thumshirn@xxxxxx> wrote:
> >>> Adjust diffconfig to run cleanly on Python 3 (Tested with 3.3.2) and
> >>> Python 2 (2.7.5)
> >>>
> >>> Signed-off-by: Johannes Thumshirn <johannes.thumshirn@xxxxxx>
> >>> ---
> >>> scripts/diffconfig | 26 +++++++++++++-------------
> >>> 1 file changed, 13 insertions(+), 13 deletions(-)
> >>>
> >>> diff --git a/scripts/diffconfig b/scripts/diffconfig
> >>> index b91f3e3..dd0e75b 100755
> >>> --- a/scripts/diffconfig
> >>> +++ b/scripts/diffconfig
> >>> @@ -10,7 +10,7 @@
> >>> import sys, os
> >>>
> >>> def usage():
> >>> - print """Usage: diffconfig [-h] [-m] [<config1> <config2>]
> >>> + print ("""Usage: diffconfig [-h] [-m] [<config1> <config2>]
> >>>
> >>> Diffconfig is a simple utility for comparing two .config files.
> >>> Using standard diff to compare .config files often includes extraneous and
> >>> @@ -33,7 +33,7 @@ Example usage:
> >>> EXT2_FS y -> n
> >>> LOG_BUF_SHIFT 14 -> 16
> >>> PRINTK_TIME n -> y
> >>> -"""
> >>> +""")
> >>> sys.exit(0)
> >>>
> >>> # returns a dictionary of name/value pairs for config items in the file
> >>> @@ -54,23 +54,23 @@ def print_config(op, config, value, new_value):
> >>> if merge_style:
> >>> if new_value:
> >>> if new_value=="n":
> >>> - print "# CONFIG_%s is not set" % config
> >>> + print("# CONFIG_%s is not set" % config)
> >>> else:
> >>> - print "CONFIG_%s=%s" % (config, new_value)
> >>> + print("CONFIG_%s=%s" % (config, new_value))
> >>> else:
> >>> if op=="-":
> >>> - print "-%s %s" % (config, value)
> >>> + print("-%s %s" % (config, value))
> >>> elif op=="+":
> >>> - print "+%s %s" % (config, new_value)
> >>> + print("+%s %s" % (config, new_value))
> >>> else:
> >>> - print " %s %s -> %s" % (config, value, new_value)
> >>> + print(" %s %s -> %s" % (config, value, new_value))
> >>>
> >>> def main():
> >>> global merge_style
> >>>
> >>> # parse command line args
> >>> if ("-h" in sys.argv or "--help" in sys.argv):
> >>> - usage()
> >>> + usage()
> >>>
> >>> merge_style = 0
> >>> if "-m" in sys.argv:
> >>> @@ -79,13 +79,13 @@ def main():
> >>>
> >>> argc = len(sys.argv)
> >>> if not (argc==1 or argc == 3):
> >>> - print "Error: incorrect number of arguments or unrecognized option"
> >>> + print("Error: incorrect number of arguments or unrecognized option")
> >>> usage()
> >>>
> >>> if argc == 1:
> >>> # if no filenames given, assume .config and .config.old
> >>> build_dir=""
> >>> - if os.environ.has_key("KBUILD_OUTPUT"):
> >>> + if 'KBUILD_OUTPUT' in os.environ:
> >>> build_dir = os.environ["KBUILD_OUTPUT"]+"/"
> >>>
> >>> configa_filename = build_dir + ".config.old"
> >>> @@ -94,8 +94,8 @@ def main():
> >>> configa_filename = sys.argv[1]
> >>> configb_filename = sys.argv[2]
> >>>
> >>> - a = readconfig(file(configa_filename))
> >>> - b = readconfig(file(configb_filename))
> >>> + a = readconfig(open(configa_filename))
> >>> + b = readconfig(open(configb_filename))
> >>>
> >>> # print items in a but not b (accumulate, sort and print)
> >>> old = []
> >>> @@ -121,7 +121,7 @@ def main():
> >>>
> >>> # now print items in b but not in a
> >>> # (items from b that were in a were removed above)
> >>> - new = b.keys()
> >>> + new = list(b.keys())
> >>> new.sort()
> >>> for config in new:
> >>> print_config("+", config, None, b[config])
> >>> --
> >>> 1.7.9.5
> >>
> >> Sorry I missed this earlier. My new e-mail is tim.bird@xxxxxxxxxxxxxx, and
> >> my old am.sony.com address doesn't work any more.
> >>
> >> Thanks - this looks great.
> >>
> >> Acked-by Tim Bird <tim.bird@xxxxxxxxxxxxxx>
> >>
> >> -- Tim Bird
> >> Senior Software Engineer, Sony Mobile
> >> Architecture Group Chair, CE Workgroup, Linux Foundation
> >
> > Is there any comments from the kbuild maintainers?
>
> I merged a nearly identical patch by Mike Pagano
> (http://www.spinics.net/lists/linux-kbuild/msg08503.html), seems like
> you guys had the same idea at the same time.
>
> Michal

lol, ok. At least it doesn't anoy me anymore :-D
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