xref: /openbmc/linux/fs/unicode/Makefile (revision a701d28e)
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