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author | José Fonseca <[email protected]> | 2012-10-26 09:46:29 +0100 |
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committer | José Fonseca <[email protected]> | 2012-10-26 10:50:48 +0100 |
commit | 4a9341498582891761e91599729adf6f2e2728a8 (patch) | |
tree | 6c6fd4c93c3a49f1f1c661f4a3166c3dcfbb07dd /src/gallium/tools/trace/parse.py | |
parent | 54536686b23f144b4734cc8f16daaf86d2bb8fb3 (diff) |
tools/trace: More helpful message when no args are provided.
Diffstat (limited to 'src/gallium/tools/trace/parse.py')
-rwxr-xr-x | src/gallium/tools/trace/parse.py | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/src/gallium/tools/trace/parse.py b/src/gallium/tools/trace/parse.py index b08d3686715..feb0b64e231 100755 --- a/src/gallium/tools/trace/parse.py +++ b/src/gallium/tools/trace/parse.py @@ -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): |