1 files changed, 103 insertions, 0 deletions
diff --git a/kconfig/kconfig.mk b/kconfig/kconfig.mk
new file mode 100644
index 0000000..4765374
--- /dev/null
+++ b/kconfig/kconfig.mk
@@ -0,0 +1,103 @@
+# ===========================================================================
+# crosstool-NG configuration targets
+# These targets are used from top-level makefile
+
+# Derive the project version from, well, the project version:
+export PROJECTVERSION=$(CT_VERSION)
+
+KCONFIG_TOP = config/config.in
+obj = $(CT_TOP_DIR)/kconfig
+PHONY += clean help oldconfig menuconfig config defoldconfig
+
+# Darwin (MacOS-X) does not have proper libintl support
+ifeq ($(shell uname -s),Darwin)
+KBUILD_NO_NLS:=1
+endif
+
+ifneq ($(KBUILD_NO_NLS),)
+CFLAGS += -DKBUILD_NO_NLS
+endif
+
+# Build a list of all config files
+DEBUG_CONFIG_FILES = $(shell find $(CT_LIB_DIR)/config/debug -type f -name '*.in')
+TOOLS_CONFIG_FILES = $(shell find $(CT_LIB_DIR)/config/tools -type f -name '*.in')
+
+STATIC_CONFIG_FILES = $(shell find $(CT_LIB_DIR)/config -type f -name '*.in')
+GEN_CONFIG_FILES=$(CT_TOP_DIR)/config.gen/debug.in	\
+				 $(CT_TOP_DIR)/config.gen/tools.in
+
+CONFIG_FILES=$(STATIC_CONFIG_FILES) $(GEN_CONFIG_FILES)
+
+$(GEN_CONFIG_FILES):: $(CT_TOP_DIR)/config.gen
+
+$(CT_TOP_DIR)/config.gen:
+	@mkdir -p $(CT_TOP_DIR)/config.gen
+
+$(CT_TOP_DIR)/config.gen/debug.in:: $(DEBUG_CONFIG_FILES)
+	@echo "# Debug facilities menu" >$@
+	@echo "# Generated file, do not edit!!!" >>$@
+	@echo "menu \"Debug facilities\"" >>$@
+	@for f in $(patsubst $(CT_TOP_DIR)/%,%,$(wildcard $(CT_TOP_DIR)/config/debug/*.in)); do \
+	     echo "source $${f}";                                                               \
+	 done >>$@
+	@echo "endmenu" >>$@
+
+$(CT_TOP_DIR)/config.gen/tools.in:: $(TOOLS_CONFIG_FILES)
+	@echo "# Tools facilities menu" >$@
+	@echo "# Generated file, do not edit!!!" >>$@
+	@echo "menu \"Tools facilities\"" >>$@
+	@for f in $(patsubst $(CT_TOP_DIR)/%,%,$(wildcard $(CT_TOP_DIR)/config/tools/*.in)); do \
+	     echo "source $${f}";                                                               \
+	 done >>$@
+	@echo "endmenu" >>$@
+
+config menuconfig oldconfig defoldconfig:: $(KCONFIG_TOP)
+
+$(KCONFIG_TOP):
+	@ln -s $(CT_LIB_DIR)/config config
+
+menuconfig:: $(obj)/mconf $(CONFIG_FILES)
+	@$< $(KCONFIG_TOP)
+
+config:: $(obj)/conf $(CONFIG_FILES)
+	@$< $(KCONFIG_TOP)
+
+oldconfig:: $(obj)/conf $(CONFIG_FILES)
+	@$< -s $(KCONFIG_TOP)
+
+defoldconfig:: $(obj)/conf $(CONFIG_FILES)
+	@yes "" |$< -s $(KCONFIG_TOP) >/dev/null
+
+# Help text used by make help
+help-config::
+	@echo  '  config         - Update current config using a line-oriented program'
+	@echo  '  menuconfig     - Update current config using a menu based program'
+	@echo  '  oldconfig      - Update current config using a provided .config as base'
+
+# Cheesy build
+
+SHIPPED = $(CT_LIB_DIR)/kconfig/zconf.tab.c $(CT_LIB_DIR)/kconfig/lex.zconf.c $(CT_LIB_DIR)/kconfig/zconf.hash.c
+
+%.c: %.c_shipped
+	@ln -s $(notdir $<) $@
+
+$(obj)/conf $(obj)/mconf:: $(obj)
+
+$(obj):
+	@mkdir -p $(obj)
+
+$(obj)/mconf:: $(SHIPPED) $(CT_LIB_DIR)/kconfig/mconf.c
+	@$(HOST_CC) $(CFLAGS) -o $@ $(CT_LIB_DIR)/kconfig/{mconf.c,zconf.tab.c,lxdialog/*.c} \
+		-lcurses "-DCURSES_LOC=<ncurses.h>"
+
+$(obj)/conf:: $(SHIPPED) $(CT_LIB_DIR)/kconfig/conf.c
+	@$(HOST_CC) $(CFLAGS) -o $@ $(CT_LIB_DIR)/kconfig/{conf.c,zconf.tab.c}
+
+clean::
+	@rm -f $(CT_TOP_DIR)/kconfig/{,m}conf
+	@rmdir --ignore-fail-on-non-empty $(CT_TOP_DIR)/kconfig 2>/dev/null || true
+	@rm -f $(CT_TOP_DIR)/config
+	@rm -rf $(CT_TOP_DIR)/config.gen
+
+distclean::
+	@rm -f $(CT_TOP_DIR)/config