ICU-20841 Update buildtool docs according to user feedback.

See #835
This commit is contained in:
Shane F. Carr 2019-09-20 19:27:20 +00:00 committed by Shane F. Carr
parent e95840c59c
commit b77e868690

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@ -45,10 +45,12 @@ Unix or when building the data package on Windows. For example:
ICU_DATA_FILTER_FILE=filters.json path/to/icu4c/source/runConfigureICU Linux
You must have the data sources in order to use the ICU Data Build Tool.
Check for the file icu4c/source/data/locales/root.txt. If that file is
missing, you need to download "icu4c-*-data.zip" and replace the contents of
icu4c/source/data with the data directory from the zip file.
**Important:** You *must* have the data sources in order to use the ICU Data
Build Tool. Check for the file icu4c/source/data/locales/root.txt. If that file
is missing, you need to download "icu4c-\*-data.zip", delete the old
icu4c/source/data directory, and replace it with the data directory from the zip
file. If there is a \*.dat file in icu4c/source/data/in, that file will be used
even if you gave ICU custom filter rules.
In order to use Hjson syntax, the `hjson` pip module must be installed on
your system. You should also consider installing the `jsonschema` module to