# ===========================================================================

# 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 extractconfig

# 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

ARCH_CONFIG_FILES  = $(wildcard $(CT_LIB_DIR)/arch/*/config.in)

KERN_CONFIG_FILES  = $(wildcard $(CT_LIB_DIR)/config/kernel/*.in)

DEBUG_CONFIG_FILES = $(wildcard $(CT_LIB_DIR)/config/debug/*.in)

TOOLS_CONFIG_FILES = $(wildcard $(CT_LIB_DIR)/config/tools/*.in)

STATIC_CONFIG_FILES = $(shell find $(CT_LIB_DIR)/config -type f -name '*.in')

GEN_CONFIG_FILES=$(CT_TOP_DIR)/config.gen/arch.in	\

				 $(CT_TOP_DIR)/config.gen/kernel.in	\

				 $(CT_TOP_DIR)/config.gen/debug.in	\

				 $(CT_TOP_DIR)/config.gen/tools.in

CONFIG_FILES=$(STATIC_CONFIG_FILES) $(GEN_CONFIG_FILES)

# Build list of items

ARCHS   = $(patsubst $(CT_LIB_DIR)/arch/%/config.in,%,$(ARCH_CONFIG_FILES))

KERNELS = $(patsubst $(CT_LIB_DIR)/config/kernel/%.in,%,$(KERN_CONFIG_FILES))

$(GEN_CONFIG_FILES): $(CT_TOP_DIR)/config.gen           \

                     $(CT_LIB_DIR)/kconfig/kconfig.mk

$(CT_TOP_DIR)/config.gen:

	@mkdir -p $(CT_TOP_DIR)/config.gen

$(CT_TOP_DIR)/config.gen/arch.in: $(ARCH_CONFIG_FILES)

	@echo '  IN   config.gen/arch.in'

	@(echo "# Architectures menu";                                              \

	  echo "# Generated file, do not edit!!!";                                  \

	  echo "";                                                                  \

	  for arch in $(ARCHS); do                                                  \

	    echo "config ARCH_$${arch}";                                            \

	    echo "    bool";                                                        \

	    printf "    prompt \"$${arch}";                                         \

	    if [ -f $(CT_LIB_DIR)/arch/$${arch}/experimental ]; then                \

	      echo " (EXPERIMENTAL)\"";                                             \

	      echo "    depends on EXPERIMENTAL";                                   \

	    else                                                                    \

	      echo "\"";                                                            \

	    fi;                                                                     \

	    echo "if ARCH_$${arch}";                                                \

	    echo "config ARCH";                                                     \

	    echo "    default \"$${arch}\" if ARCH_$${arch}";                       \

	    echo "source config/arch/$${arch}/config.in";                           \

	    echo "endif";                                                           \

	    echo "";                                                                \

	  done;                                                                     \

	 ) >$@

$(CT_TOP_DIR)/config.gen/kernel.in: $(KERN_CONFIG_FILES)

	@echo '  IN   config.gen/kernel.in'

	@(echo "# Kernel menu";                                         \

	  echo "# Generated file, do not edit!!!";                      \

	  echo "";                                                      \

	  for kern in $(KERNELS); do                                    \

		_exp="$${kern/*./}";                                        \

	    _kern1="$${kern/.experimental/}";                           \

	    _kern2=$$(echo "$${_kern1}" |sed -r -e 's/[ -\/]/_/g;');    \

	    echo "config KERNEL_$${_kern2}";                            \

	    echo "    bool";                                            \

	    printf "    prompt \"$${_kern1}";                           \

	    if [ "$${_exp}" != "$${kern}" ]; then                       \

	        echo " (EXPERIMENTAL)\"";                               \

	        echo "    depends on EXPERIMENTAL";                     \

	    else                                                        \

	        echo "\"";                                              \

		fi;                                                         \

	    echo "if KERNEL_$${_kern2}";                                \

	    echo "config KERNEL";                                       \

	    echo "    default \"$${_kern1}\" if KERNEL_$${_kern2}";     \

	    echo "source config/kernel/$${kern}.in";			        \

	    echo "endif";                                               \

	    echo "";                                                    \

	  done;                                                         \

	 ) >$@

$(CT_TOP_DIR)/config.gen/debug.in: $(DEBUG_CONFIG_FILES)

	@echo '  IN   config.gen/debug.in'

	@(echo "# Debug facilities menu";                                   \

	  echo "# Generated file, do not edit!!!";                          \

	  echo "menu \"Debug facilities\"";                                 \

	  for f in $(patsubst $(CT_TOP_DIR)/%,%,$(DEBUG_CONFIG_FILES)); do  \

	     echo "source $${f}";                                           \

	  done;                                                             \

	  echo "endmenu";                                                   \

	 ) >$@

$(CT_TOP_DIR)/config.gen/tools.in: $(TOOLS_CONFIG_FILES)

	@echo '  IN   config.gen/tools.in'

	@(echo "# Tools facilities menu";                                   \

	  echo "# Generated file, do not edit!!!";                          \

	  echo "menu \"Tools facilities\"";                                 \

	  for f in $(patsubst $(CT_TOP_DIR)/%,%,$(TOOLS_CONFIG_FILES)); do  \

	     echo "source $${f}";                                           \

	  done;                                                             \

	  echo "endmenu";                                                   \

	 ) >$@

config menuconfig oldconfig defoldconfig extractconfig: $(KCONFIG_TOP)

$(KCONFIG_TOP):

	@ln -sf $(CT_LIB_DIR)/config config

menuconfig: $(CONFIG_FILES) $(obj)/mconf

	@$(obj)/mconf $(KCONFIG_TOP)

config: $(CONFIG_FILES) $(obj)/conf

	@$(obj)/conf $(KCONFIG_TOP)

oldconfig: $(CONFIG_FILES) $(obj)/conf

	@$(obj)/conf -s $(KCONFIG_TOP)

defoldconfig: $(CONFIG_FILES) $(obj)/conf

	@yes "" |$(obj)/conf -s $(KCONFIG_TOP)

extractconfig: $(CONFIG_FILES) $(obj)/conf

	@$(CT_LIB_DIR)/tools/extract-config.sh >.config

	@$(obj)/conf -s $(KCONFIG_TOP)

# 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'

	@echo  '  extractconfig      - Create a new config using options extracted from a'

	@echo  '                       build log piped into stdin'

# 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

	@echo '  LN   kconfig/$(notdir $@)'

	@ln -s $(notdir $<) $@

$(obj)/conf $(obj)/mconf: $(obj)

$(obj):

	@mkdir -p $(obj)

HEADERS = $(CT_LIB_DIR)/kconfig/expr.h      \

          $(CT_LIB_DIR)/kconfig/lkc.h       \

          $(CT_LIB_DIR)/kconfig/lkc_proto.h

FILES = $(CT_LIB_DIR)/kconfig/confdata.c    \

        $(CT_LIB_DIR)/kconfig/expr.c        \

        $(CT_LIB_DIR)/kconfig/menu.c        \

        $(CT_LIB_DIR)/kconfig/symbol.c      \

        $(CT_LIB_DIR)/kconfig/util.c

$(obj)/mconf: $(SHIPPED) $(CT_LIB_DIR)/kconfig/mconf.c  \

              $(HEADERS) $(FILES)                       \

              $(CT_LIB_DIR)/kconfig/kconfig.mk

	@echo '  LNK  kconfig/mconf'

	@$(HOST_CC) $(CFLAGS) -o $@ $(CT_LIB_DIR)/kconfig/{mconf.c,zconf.tab.c,lxdialog/*.c} \

	     $(shell $(CT_LIB_DIR)/kconfig/lxdialog/check-lxdialog.sh -ccflags)              \

	     $(shell $(CT_LIB_DIR)/kconfig/lxdialog/check-lxdialog.sh -ldflags $(HOST_CC))

$(obj)/conf: $(SHIPPED) $(CT_LIB_DIR)/kconfig/conf.c    \

             $(HEADERS) $(FILES)                        \

             $(CT_LIB_DIR)/kconfig/kconfig.mk

	@echo '  LNK  kconfig/conf'

	@$(HOST_CC) $(CFLAGS) -o $@ $(CT_LIB_DIR)/kconfig/{conf.c,zconf.tab.c}

clean::

	@rm -f $(CT_TOP_DIR)/kconfig/{,m}conf

	@rm -f $(SHIPPED)

	@rmdir --ignore-fail-on-non-empty $(CT_TOP_DIR)/kconfig 2>/dev/null || true

	@rm -f $(CT_TOP_DIR)/config 2>/dev/null || true

	@rm -rf $(CT_TOP_DIR)/config.gen