On Tue, 2021-04-20 at 16:37 +0800, Chen Qi wrote: > oe-pkgdata-util sometimes outputs a large amount of data. When used > with pipe, it's likely to get the following error. > > BrokenPipeError: [Errno 32] Broken pipe > > The problem could be reproduced by running `oe-pkgdata-util list-pkg | less'. > Type 'q' after running the above command, and we get the error. > > Signed-off-by: Chen Qi <qi.c...@windriver.com> > --- > scripts/oe-pkgdata-util | 5 +++++ > 1 file changed, 5 insertions(+)
This is far from clearcut. https://mail.python.org/pipermail/python-dev/2018-June/154191.html Not quite sure what to do about this as there are pros/cons... Cheers, Richard > diff --git a/scripts/oe-pkgdata-util b/scripts/oe-pkgdata-util > index 75dd23efa3..4aeb28879d 100755 > --- a/scripts/oe-pkgdata-util > +++ b/scripts/oe-pkgdata-util > @@ -17,6 +17,7 @@ import re > import argparse > import logging > from collections import defaultdict, OrderedDict > +from signal import signal, SIGPIPE, SIG_DFL > > > > > scripts_path = os.path.dirname(os.path.realpath(__file__)) > lib_path = scripts_path + '/lib' > @@ -615,6 +616,10 @@ def main(): > logger.error('Unable to find pkgdata directory %s' % > args.pkgdata_dir) > sys.exit(1) > > > > > + # It's possible that this program will output large contents, and when > used with a pipe in command line, > + # we will get a 'BrokenPipeError: [Errno 32] Broken pipe'. Ignore the > SIGPIPE to avoid such error. > + signal(SIGPIPE, SIG_DFL) > + > ret = args.func(args) > > > > > return ret > >
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