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Makefile: help cleanup

This commit is contained in:
Matthias Grob 2019-02-24 15:36:37 +00:00 committed by Daniel Agar
parent e7651c9c52
commit e8cbfab670
1 changed files with 3 additions and 10 deletions
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13
Makefile
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@ -439,6 +439,7 @@ distclean: gazeboclean
@git submodule deinit -f .
@git clean -ff -x -d -e ".project" -e ".cproject" -e ".idea" -e ".settings" -e ".vscode"
# Help / Error
# --------------------------------------------------------------------
# All other targets are handled by PX4_MAKE. Add a rule here to avoid printing an error.
@ -446,22 +447,14 @@ distclean: gazeboclean
$(if $(filter $(FIRST_ARG),$@), \
$(error "$@ cannot be the first argument. Use '$(MAKE) help|list_config_targets' to get a list of all possible [configuration] targets."),@#)
#help:
# @echo
# @echo "Type 'make ' and hit the tab key twice to see a list of the available"
# @echo "build configurations."
# @echo
empty :=
space := $(empty) $(empty)
# Print a list of non-config targets (based on http://stackoverflow.com/a/26339924/1487069)
space := $(subst ,, )
help:
@echo "Usage: $(MAKE) <target>"
@echo "Where <target> is one of:"
@$(MAKE) -pRrq -f $(lastword $(MAKEFILE_LIST)) : 2>/dev/null | \
awk -v RS= -F: '/^# File/,/^# Finished Make data base/ {if ($$1 !~ "^[#.]") {print $$1}}' | sort | \
egrep -v -e '^[^[:alnum:]]' -e '^($(subst $(space),|,$(ALL_CONFIG_TARGETS) $(NUTTX_CONFIG_TARGETS)))$$' -e '_default$$' -e '^(posix|eagle|Makefile)'
egrep -v -e '^[^[:alnum:]]' -e '^($(subst $(space),|,$(ALL_CONFIG_TARGETS)))$$' -e '_default$$' -e '^(posix|eagle|Makefile)'
@echo
@echo "Or, $(MAKE) <config_target> [<make_target(s)>]"
@echo "Use '$(MAKE) list_config_targets' for a list of configuration targets."