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tools/trace: More helpful message when no args are provided.

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This commit is contained in:
José Fonseca 2012-10-26 09:46:29 +01:00
parent 54536686b2
commit 4a93414985
1 changed files with 13 additions and 13 deletions
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26
src/gallium/tools/trace/parse.py
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@ -364,23 +364,23 @@ class Main:
optparser = self.get_optparser()
(options, args) = optparser.parse_args(sys.argv[1:])
if args:
for arg in args:
if arg.endswith('.gz'):
from gzip import GzipFile
stream = GzipFile(arg, 'rt')
elif arg.endswith('.bz2'):
from bz2 import BZ2File
stream = BZ2File(arg, 'rU')
else:
stream = open(arg, 'rt')
self.process_arg(stream, options)
else:
if not args:
optparser.error('insufficient number of arguments')
for arg in args:
if arg.endswith('.gz'):
from gzip import GzipFile
stream = GzipFile(arg, 'rt')
elif arg.endswith('.bz2'):
from bz2 import BZ2File
stream = BZ2File(arg, 'rU')
else:
stream = open(arg, 'rt')
self.process_arg(stream, options)
def get_optparser(self):
optparser = optparse.OptionParser(
usage="\n\t%prog [options] [traces] ...")
usage="\n\t%prog [options] TRACE [...]")
return optparser
def process_arg(self, stream, options):