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-rw-r--r--util/kconfig/Makefile.inc27
1 files changed, 27 insertions, 0 deletions
diff --git a/util/kconfig/Makefile.inc b/util/kconfig/Makefile.inc
new file mode 100644
index 0000000000..27681f75a1
--- /dev/null
+++ b/util/kconfig/Makefile.inc
@@ -0,0 +1,27 @@
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+# Early configuration of coreboot specific changes
+Kconfig ?= src/Kconfig
+
+# Include verbatim Makefile
+include $(dir $(lastword $(MAKEFILE_LIST)))Makefile
+
+# Extend Linux kconfig build rules
+
+# Support mingw by shipping our own regex implementation
+_OS=$(shell uname -s |cut -c-7)
+regex-objs=
+ifeq ($(_OS),MINGW32)
+ regex-objs=regex.o
+endif
+$(objk)/regex.o: $(srck)/regex.c
+ $(HOSTCC) $(HOSTCFLAGS) $(HOST_EXTRACFLAGS) -DHAVE_STRING_H -c -o $@ $<
+
+conf-objs += $(regex-objs)
+mconf-objs += $(regex-objs)
+
+# Provide tool to convert kconfig output into Ada format
+$(objk)/toada: $(objk)/toada.o
+ $(HOSTCC) $(HOSTCFLAGS) $(HOST_EXTRACFLAGS) -o $@ $^
+$(objk)/toada.o: $(srck)/toada.c
+ $(HOSTCC) $(HOSTCFLAGS) $(HOST_EXTRACFLAGS) -c -o $@ $<