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diffconfig: Update script to support python versions 2.5 through 3.3

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Support past and active versions of python while maintaining backward
compatibility. Script has been tested on python versions up to and
including 3.3.X.

Signed-off-by: Mike Pagano <mpagano@gentoo.org>
Signed-off-by: Michal Marek <mmarek@suse.cz>
This commit is contained in:
Mike Pagano 2013-08-20 14:41:12 -04:00 committed by Michal Marek
parent 6bf2e84b8c
commit c8272faf5e
1 changed files with 13 additions and 15 deletions
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28
scripts/diffconfig
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@ -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:
@ -79,15 +79,14 @@ 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"
configb_filename = build_dir + ".config"
else:
@ -95,8 +94,8 @@ def main():
configb_filename = sys.argv[2]
try:
a = readconfig(file(configa_filename))
b = readconfig(file(configb_filename))
a = readconfig(open(configa_filename))
b = readconfig(open(configb_filename))
except (IOError):
e = sys.exc_info()[1]
print("I/O error[%s]: %s\n" % (e.args[0],e.args[1]))
@ -126,8 +125,7 @@ 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.sort()
new = sorted(b.keys())
for config in new:
print_config("+", config, None, b[config])