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author | Beat Bolli <dev+git@drbeat.li> | 2016-12-14 00:31:39 +0100 |
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committer | Junio C Hamano <gitster@pobox.com> | 2016-12-13 16:12:47 -0800 |
commit | f3eb54920eff356a30df144d50b45a5581e5eb13 (patch) | |
tree | 34be6ffc87b5ec37419a587fe00c0a613da39b08 /contrib/update-unicode/README | |
parent | update_unicode.sh: delete the command group (diff) | |
download | tgif-f3eb54920eff356a30df144d50b45a5581e5eb13.tar.xz |
update_unicode.sh: move it into contrib/update-unicode
As it's used only by a tiny minority of the Git developer population,
this script does not belong into the main Git source directory.
Move it into contrib/ and adjust the paths to account for the new
location.
Signed-off-by: Beat Bolli <dev+git@drbeat.li>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'contrib/update-unicode/README')
-rw-r--r-- | contrib/update-unicode/README | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/contrib/update-unicode/README b/contrib/update-unicode/README new file mode 100644 index 0000000000..b9e2fc8540 --- /dev/null +++ b/contrib/update-unicode/README @@ -0,0 +1,20 @@ +TL;DR: Run update_unicode.sh 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 update_unicode.sh in this directory. +update_unicode.sh itself uses a third-party tool, uniset, to query two +Unicode data files for the interesting code points. + +On first run, update_unicode.sh clones uniset from Github and builds it. +This requires a current-ish version of autoconf (2.69 works per December +2016). + +On each run, update_unicode.sh 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 +committed. |