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RIOT/makefiles/dependency_resolution.inc.mk
2023-01-13 11:08:22 +01:00

97 lines
4.1 KiB
Makefile

# Perform a recursive dependency resolution: Include $(RIOTBASE)/Makefile.dep
# until no new modules, pkgs, or features are pull in order to catch all
# transient dependencies
# Locate used modules in $(EXTERNAL_MODULE_DIRS).
EXTERNAL_MODULE_PATHS := $(sort $(foreach dir,$(EXTERNAL_MODULE_DIRS),\
$(foreach mod,$(USEMODULE),$(dir $(wildcard $(dir)/$(mod)/Makefile)))))
# Locate used packages in $(RIOTPKG) or $(EXTERNAL_PKG_DIRS).
PKGDIRS := $(RIOTPKG) $(EXTERNAL_PKG_DIRS)
PKG_PATHS := $(sort $(foreach dir,$(PKGDIRS),\
$(foreach pkg,$(USEPKG),$(dir $(wildcard $(dir)/$(pkg)/Makefile)))))
# Back up current state to detect changes
OLD_STATE := $(USEMODULE) $(USEPKG) $(FEATURES_USED)
# pull in dependencies of the currently used modules and pkgs
include $(RIOTBASE)/Makefile.dep
# check if required features are provided and update $(FEATURES_USED)
include $(RIOTMAKE)/features_check.inc.mk
# translate used features into used module, where needed
include $(RIOTMAKE)/features_modules.inc.mk
# sort and de-duplicate used modules, pkgs, and features for comparison
USEMODULE := $(sort $(USEMODULE))
USEPKG := $(sort $(USEPKG))
FEATURES_USED := $(sort $(FEATURES_USED))
NEW_STATE := $(USEMODULE) $(USEPKG) $(FEATURES_USED)
# If set of used modules, pkgs, and features has changed during last run, run
# again to recursively catch transitive dependencies
ifneq ($(OLD_STATE),$(NEW_STATE))
include $(RIOTMAKE)/dependency_resolution.inc.mk
else
include $(RIOTMAKE)/defaultmodules_no_recursive_deps.inc.mk
# Add auto_init and periph_init so that if not used all periph_init% and
# auto_init_% modules can be silently disabled
USEMODULE += $(filter-out $(DISABLE_MODULE),auto_init periph_init)
# If module auto_init is not used, silently disable all of its submodules
ifeq (,$(filter auto_init,$(USEMODULE)))
DISABLE_MODULE += auto_init_%
endif
# If module periph_init is not used, silently disable all of its submodules
ifeq (,$(filter periph_init,$(USEMODULE)))
DISABLE_MODULE += periph_init_%
endif
# Add default modules again, as $(DEFAULT_MODULE) might have been extended
# during dependency resolution
USEMODULE += $(filter-out $(DISABLE_MODULE),$(DEFAULT_MODULE))
# Include eventual dependencies for default modules
include $(RIOTMAKE)/defaultmodules_deps.inc.mk
# Sort and de-duplicate used modules and default modules for readability
USEMODULE := $(sort $(USEMODULE))
DEFAULT_MODULE := $(sort $(DEFAULT_MODULE))
# Warn about used deprecated modules
include $(RIOTMAKE)/deprecated_modules.inc.mk
DEPRECATED_MODULES_USED := $(sort $(filter $(DEPRECATED_MODULES),$(USEMODULE)))
ifneq (,$(DEPRECATED_MODULES_USED))
$(shell $(COLOR_ECHO) "$(COLOR_RED)Deprecated modules are in use:$(COLOR_RESET)"\
"$(DEPRECATED_MODULES_USED)" 1>&2)
endif
# Warn about telnet
ifneq (,$(filter auto_init_telnet,$(USEMODULE)))
ifneq (1,$(I_UNDERSTAND_THAT_TELNET_IS_INSECURE))
$(shell $(COLOR_ECHO) "$(COLOR_RED)Telnet will be started automatically, "\
"make sure you understand why this almost certainly "\
"is a REALLY BAD idea before proceeding!$(COLOR_RESET)" 1>&2)
$(error I_UNDERSTAND_THAT_TELNET_IS_INSECURE must be set to 1 to proceed)
else
$(shell $(COLOR_ECHO) "$(COLOR_YELLOW)Telnet will be started automatically,"\
"don't run this on public networks!$(COLOR_RESET)" 1>&2)
endif
endif
# Warn about STDIO UDP
ifneq (,$(filter stdio_udp,$(USEMODULE)))
ifneq (1,$(I_UNDERSTAND_THAT_STDIO_UDP_IS_INSECURE))
$(shell $(COLOR_ECHO) "$(COLOR_RED)stdio via UDP will be started automatically,"\
"make sure you understand why this almost certainly"\
"is a REALLY BAD idea before proceeding!$(COLOR_RESET)" 1>&2)
$(error I_UNDERSTAND_THAT_STDIO_UDP_IS_INSECURE must be set to 1 to proceed)
else
$(shell $(COLOR_ECHO) "$(COLOR_YELLOW)stdio via UDP will be started automatically,"\
"don't run this on public networks!$(COLOR_RESET)" 1>&2)
endif
endif
endif