1# SPDX-License-Identifier: GPL-2.0 2 3obj-$(CONFIG_UNICODE) += unicode.o 4obj-$(CONFIG_UNICODE_NORMALIZATION_SELFTEST) += utf8-selftest.o 5 6unicode-y := utf8-norm.o utf8-core.o 7 8$(obj)/utf8-norm.o: $(obj)/utf8data.h 9 10# In the normal build, the checked-in utf8data.h is just shipped. 11# 12# To generate utf8data.h from UCD, put *.txt files in this directory 13# and pass REGENERATE_UTF8DATA=1 from the command line. 14ifdef REGENERATE_UTF8DATA 15 16quiet_cmd_utf8data = GEN $@ 17 cmd_utf8data = $< \ 18 -a $(srctree)/$(src)/DerivedAge.txt \ 19 -c $(srctree)/$(src)/DerivedCombiningClass.txt \ 20 -p $(srctree)/$(src)/DerivedCoreProperties.txt \ 21 -d $(srctree)/$(src)/UnicodeData.txt \ 22 -f $(srctree)/$(src)/CaseFolding.txt \ 23 -n $(srctree)/$(src)/NormalizationCorrections.txt \ 24 -t $(srctree)/$(src)/NormalizationTest.txt \ 25 -o $@ 26 27$(obj)/utf8data.h: $(obj)/mkutf8data $(filter %.txt, $(cmd_utf8data)) FORCE 28 $(call if_changed,utf8data) 29 30else 31 32$(obj)/utf8data.h: $(src)/utf8data.h_shipped FORCE 33 $(call if_changed,shipped) 34 35endif 36 37targets += utf8data.h 38hostprogs += mkutf8data 39