generate a changelog entry from a DEP3-style patch header
dep3changelog patch [patch ...] [options] [-- [dch_options]]
dep3changelog extracts the DEP3 patch headers from the given patch
files and builds a changelog entry for each patch. If the patch author
differs from the one detected from the DEBEMAIL, NAME,
DEBEMAIL, or EMAIL environment variables, ``Thanks to
author <email>'' is added to the changelog entry for that patch.
Any bug-debian or bug-ubuntu fields are added as ``Closes'' to
the changelog entry. The generated changelog entries are passed to
debchange as an argument along with the given dch_options.
- --help, -h
Display a help message and exit successfully.
Display version and copyright information and exit successfully.
- DEBEMAIL, EMAIL, DEBFULLNAME, NAME
See the above description of the use of these environment variables.