From 544d097fa36018bb48ce774464f438b34c482cf0 Mon Sep 17 00:00:00 2001 From: Peter Edberg Date: Wed, 31 Mar 2021 15:29:09 -0700 Subject: [PATCH] ICU-21546 brs 69, add note about genren process --- icu4c/source/tools/genren/README | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/icu4c/source/tools/genren/README b/icu4c/source/tools/genren/README index e2e13bc3ed1..a18c294136d 100644 --- a/icu4c/source/tools/genren/README +++ b/icu4c/source/tools/genren/README @@ -20,6 +20,14 @@ This is prerequisite for the icu layoutex (Paragraph Layout) project, which is s cd icu4c/source svn export https://github.com/behdad/icu-le-hb/trunk/src layout +(As an alternative to the above handling of layout engine header files, you can do the following: +1. In the Makefile in this directory, temporarily delete $(LEX) from the list of objects for LIBS + before running make install-header +2. After running make install-header, restore the deleted $(LEX) in the Makefile +3. Then when comparing the old urename.h to the newly generated one, copy all of the lines beginning + "#define pl_" from the old version to the new one. + - Peter E) + - Regenerate urename.h cd icu4c/source/tools/genren