mirror of
https://github.com/crosstool-ng/crosstool-ng.git
synced 2024-12-27 16:18:52 +00:00
6c62da4803
Having the crosstool-NG version in the .config helps in case we want to reproduce the toolchain with the exact same version of crosstool-NG. This also reverts #bb73e7632b54. Signed-off-by: "Yann E. MORIN" <yann.morin.1998@anciens.enib.fr>
203 lines
7.2 KiB
Makefile
203 lines
7.2 KiB
Makefile
# ===========================================================================
|
|
# crosstool-NG configuration targets
|
|
# These targets are used from top-level makefile
|
|
|
|
# The place where the kconfig stuff lies
|
|
obj = kconfig
|
|
|
|
#-----------------------------------------------------------
|
|
# The configurators rules
|
|
|
|
configurators = menuconfig nconfig oldconfig
|
|
PHONY += $(configurators)
|
|
|
|
$(configurators): config_files
|
|
|
|
menuconfig: $(obj)/mconf
|
|
@$(ECHO) " CONF $(KCONFIG_TOP)"
|
|
$(SILENT)$< $(KCONFIG_TOP)
|
|
|
|
nconfig: $(obj)/nconf
|
|
@$(ECHO) " CONF $(KCONFIG_TOP)"
|
|
$(SILENT)$< $(KCONFIG_TOP)
|
|
|
|
oldconfig: $(obj)/conf .config
|
|
@$(ECHO) " CONF $(KCONFIG_TOP)"
|
|
$(SILENT)$< --silent$@ $(KCONFIG_TOP)
|
|
|
|
# Always be silent, the stdout an be >.config
|
|
extractconfig:
|
|
@awk 'BEGIN { dump=0; } \
|
|
dump==1 && $$0~/^\[.....\][[:space:]]+(# |)CT_/ { \
|
|
$$1=""; \
|
|
gsub("^[[:space:]]",""); \
|
|
print; \
|
|
} \
|
|
$$0~/Dumping user-supplied crosstool-NG configuration: done in/ { \
|
|
dump=0; \
|
|
} \
|
|
$$0~/Dumping user-supplied crosstool-NG configuration$$/ { \
|
|
dump=1; \
|
|
}'
|
|
|
|
#-----------------------------------------------------------
|
|
# Help text used by make help
|
|
|
|
help-config::
|
|
@echo ' menuconfig - Update current config using a menu based program'
|
|
@echo ' oldconfig - Update current config using a provided .config as base'
|
|
@echo ' extractconfig - Extract to stdout the configuration items from a'
|
|
@echo ' build.log file piped to stdin'
|
|
|
|
#-----------------------------------------------------------
|
|
# Hmmm! Cheesy build!
|
|
# Or: where I can unveil my make-fu... :-]
|
|
|
|
# Oh! Files not here are there, in fact! :-)
|
|
vpath %.c $(CT_LIB_DIR)
|
|
vpath %.h $(CT_LIB_DIR)
|
|
|
|
# What is the compiler?
|
|
HOST_CC ?= gcc -funsigned-char
|
|
HOST_LD ?= gcc
|
|
|
|
# Helpers
|
|
check_gettext = $(CT_LIB_DIR)/kconfig/check.sh
|
|
check_lxdialog = $(CT_LIB_DIR)/kconfig/lxdialog/check-lxdialog.sh
|
|
|
|
# Build flags
|
|
CFLAGS = -DCONFIG_=\"CT_\" -DPACKAGE="\"crosstool-NG $(CT_VERSION)\""
|
|
LDFLAGS =
|
|
|
|
# Compiler flags to use gettext
|
|
INTL_CFLAGS = $(shell $(SHELL) $(check_gettext) $(HOST_CC) $(EXTRA_CFLAGS))
|
|
|
|
# Compiler and linker flags to use ncurses
|
|
NCURSES_CFLAGS = $(shell $(SHELL) $(check_lxdialog) -ccflags)
|
|
NCURSES_LDFLAGS = $(shell $(SHELL) $(check_lxdialog) -ldflags $(HOST_CC))
|
|
|
|
# Check that we have the required ncurses stuff installed for lxdialog (menuconfig)
|
|
dochecklxdialog:
|
|
$(SILENT)$(SHELL) $(check_lxdialog) -check $(HOST_CC) $(NCURSES_CFLAGS) $(NCURSES_LDFLAGS)
|
|
|
|
# Common source files
|
|
COMMON_SRC = kconfig/zconf.tab.c
|
|
COMMON_OBJ = $(patsubst %.c,%.o,$(COMMON_SRC))
|
|
COMMON_DEP = $(patsubst %.o,%.dep,$(COMMON_OBJ))
|
|
$(COMMON_OBJ) $(COMMON_DEP): CFLAGS += $(INTL_CFLAGS)
|
|
|
|
# lxdialog source files
|
|
LX_SRC = $(patsubst $(CT_LIB_DIR)/%,%,$(wildcard $(CT_LIB_DIR)/kconfig/lxdialog/*.c))
|
|
LX_OBJ = $(patsubst %.c,%.o,$(LX_SRC))
|
|
LX_DEP = $(patsubst %.o,%.dep,$(LX_OBJ))
|
|
$(LX_OBJ) $(LX_DEP): CFLAGS += $(NCURSES_CFLAGS) $(INTL_CFLAGS)
|
|
|
|
# What's needed to build 'conf'
|
|
conf_SRC = kconfig/conf.c
|
|
conf_OBJ = $(patsubst %.c,%.o,$(conf_SRC))
|
|
conf_DEP = $(patsubst %.o,%.dep,$(conf_OBJ))
|
|
$(conf_OBJ) $(conf_DEP): CFLAGS += $(INTL_CFLAGS)
|
|
|
|
# What's needed to build 'mconf'
|
|
mconf_SRC = kconfig/mconf.c
|
|
mconf_OBJ = $(patsubst %.c,%.o,$(mconf_SRC))
|
|
mconf_DEP = $(patsubst %.c,%.dep,$(mconf_SRC))
|
|
$(mconf_OBJ) $(mconf_DEP): CFLAGS += $(NCURSES_CFLAGS) $(INTL_CFLAGS)
|
|
$(obj)/mconf: LDFLAGS += $(NCURSES_LDFLAGS)
|
|
|
|
# What's needed to build 'nconf'
|
|
nconf_SRC = kconfig/nconf.c kconfig/nconf.gui.c
|
|
nconf_OBJ = $(patsubst %.c,%.o,$(nconf_SRC))
|
|
nconf_DEP = $(patsubst %.c,%.dep,$(nconf_SRC))
|
|
$(nconf_OBJ) $(nconf_DEP): CFLAGS += $(INTL_CFLAGS)
|
|
$(obj)/nconf: LDFLAGS += -lmenu -lpanel -lncurses
|
|
|
|
# Under Cygwin, we need to auto-import some libs (which ones, exactly?)
|
|
# for mconf and nconf to lin properly.
|
|
ifeq ($(shell uname -o 2>/dev/null || echo unknown),Cygwin)
|
|
$(obj)/mconf: LDFLAGS += -Wl,--enable-auto-import
|
|
$(obj)/nconf: LDFLAGS += -Wl,--enable-auto-import
|
|
endif
|
|
|
|
# These are generated files:
|
|
ALL_OBJS = $(sort $(COMMON_OBJ) $(LX_OBJ) $(conf_OBJ) $(mconf_OBJ) $(nconf_OBJ))
|
|
ALL_DEPS = $(sort $(COMMON_DEP) $(LX_DEP) $(conf_DEP) $(mconf_DEP) $(nconf_DEP))
|
|
|
|
# Cheesy auto-dependencies
|
|
# Only parse the following if a configurator was called, to avoid building
|
|
# dependencies when not needed (eg. list-steps, list-samples...)
|
|
# We must be careful what we enclose, because we need some of the variable
|
|
# definitions for clean (and distclean) at least.
|
|
# Just protecting the "-include $(DEPS)" line should be sufficient.
|
|
# And in case we want menuconfig, we have to check that lxdialog
|
|
# can find a curses lib.
|
|
|
|
ifneq ($(strip $(MAKECMDGOALS)),)
|
|
ifneq ($(strip $(filter $(configurators),$(MAKECMDGOALS))),)
|
|
|
|
DEPS = $(COMMON_DEP)
|
|
ifneq ($(strip $(filter oldconfig,$(MAKECMDGOALS))),)
|
|
DEPS += $(conf_DEP)
|
|
endif
|
|
ifneq ($(strip $(filter menuconfig,$(MAKECMDGOALS))),)
|
|
DEPS += $(mconf_DEP) $(LX_DEP)
|
|
$(COMMON_OBJ) $(COMMON_DEP): |dochecklxdialog
|
|
$(LX_OBJ) $(LX_DEP): |dochecklxdialog
|
|
$(mconf_OBJ) $(mconf_DEP): |dochecklxdialog
|
|
endif
|
|
ifneq ($(strip $(filter nconfig,$(MAKECMDGOALS))),)
|
|
DEPS += $(nconf_DEP)
|
|
endif
|
|
|
|
-include $(DEPS)
|
|
|
|
endif # MAKECMDGOALS contains a configurator rule
|
|
endif # MAKECMDGOALS != ""
|
|
|
|
# Each .o or .dep *can not* directly depend on kconfig/, because kconfig can
|
|
# be touched during the build (who's touching it, btw?) so each .o or .dep
|
|
# would be re-built when it should not be.
|
|
# So manually check for presence of $(obj) (ie. kconfig), and only mkdir
|
|
# if needed. After all, that's not so bad...
|
|
# mkdir $(obj)/lxdialog, because we need it, and incidentally, that
|
|
# also creates $(obj).
|
|
define check_kconfig_dir
|
|
$(SILENT)if [ ! -d $(obj)/lxdialog ]; then \
|
|
$(ECHO) " MKDIR $(obj)"; \
|
|
mkdir -p $(obj)/lxdialog; \
|
|
fi
|
|
endef
|
|
|
|
# Build the dependency for C files
|
|
%.dep: %.c $(CT_LIB_DIR)/kconfig/kconfig.mk
|
|
$(check_kconfig_dir)
|
|
@$(ECHO) " DEP $@"
|
|
$(SILENT)$(HOST_CC) $(CFLAGS) $(EXTRA_CFLAGS) -MM $< |$(sed) -r -e 's|([^:]+.o)( *:+)|$(<:.c=.o) $@\2|;' >$@
|
|
|
|
# Build C files
|
|
%.o: %.c $(CT_LIB_DIR)/kconfig/kconfig.mk
|
|
$(check_kconfig_dir)
|
|
@$(ECHO) " CC $@"
|
|
$(SILENT)$(HOST_CC) $(CFLAGS) $(EXTRA_CFLAGS) -o $@ -c $<
|
|
|
|
# Actual link
|
|
$(obj)/mconf: $(COMMON_OBJ) $(LX_OBJ) $(mconf_OBJ)
|
|
@$(ECHO) ' LD $@'
|
|
$(SILENT)$(HOST_LD) -o $@ $^ $(LDFLAGS) $(EXTRA_LDFLAGS)
|
|
|
|
$(obj)/nconf: $(COMMON_OBJ) $(nconf_OBJ)
|
|
@$(ECHO) ' LD $@'
|
|
$(SILENT)$(HOST_LD) -o $@ $^ $(LDFLAGS) $(EXTRA_LDFLAGS)
|
|
|
|
$(obj)/conf: $(COMMON_OBJ) $(conf_OBJ)
|
|
@$(ECHO) ' LD $@'
|
|
$(SILENT)$(HOST_LD) -o $@ $^ $(LDFLAGS) $(EXTRA_LDFLAGS)
|
|
|
|
#-----------------------------------------------------------
|
|
# Cleaning up the mess...
|
|
|
|
clean::
|
|
@$(ECHO) " CLEAN kconfig"
|
|
$(SILENT)rm -f kconfig/{,m,n}conf{,.exe} $(ALL_OBJS) $(ALL_DEPS)
|
|
$(SILENT)rmdir --ignore-fail-on-non-empty kconfig{/lxdialog,} 2>/dev/null || true
|