blob: 151a1970419fd042466932331b3ab216e40d2560 [file] [log] [blame]
TL;DR: Run after the publication of a new Unicode
standard and commit the resulting unicode-widths.h file.
The long version
The Git source code ships the file unicode-widths.h which contains
tables of zero and double width Unicode code points, respectively.
These tables are generated using in this directory. itself uses a third-party tool, uniset, to query two
Unicode data files for the interesting code points.
On first run, clones uniset from Github and builds it.
This requires a current-ish version of autoconf (2.69 works per December
On each run, checks whether more recent Unicode data
files are available from the Unicode consortium, and rebuilds the header
unicode-widths.h with the new data. The new header can then be