add yaml_build_options target (#10533)

Co-authored-by: Nick Brassel <[email protected]>

show_options.mk

@@ -91,6 +91,11 @@ define NAME_ECHO
 
 endef
 
+define YAML_NAME_ECHO
+ @echo ' $1 : "$(strip $($1))"'
+
+endef
+
 .PHONY: show_build_options0 show_build_options
 show_build_options0:
  @echo " KEYBOARD = $(KEYBOARD)"
@@ -131,3 +136,18 @@ show_full_features: show_build_options0
  @echo "Other Options:"
  $(foreach A_OPTION_NAME,$(sort $(OTHER_OPTION_NAMES)),\
  $(call NAME_ECHO,$(A_OPTION_NAME)))
+
+.PHONY: yaml_build_options
+yaml_build_options:
+ @echo '- KEYBOARD : "$(KEYBOARD)"'
+ @echo ' KEYMAP : "$(KEYMAP)"'
+ @echo ' MCU : "$(MCU)"'
+ @echo ' MCU_SERIES : "$(MCU_SERIES)"'
+ @echo ' PLATFORM : "$(PLATFORM)"'
+ @echo ' FIRMWARE_FORMAT : "$(FIRMWARE_FORMAT)"'
+ $(foreach A_OPTION_NAME,$(sort $(BUILD_OPTION_NAMES)),\
+ $(call YAML_NAME_ECHO,$(A_OPTION_NAME)))
+ $(foreach A_OPTION_NAME,$(sort $(HARDWARE_OPTION_NAMES)),\
+ $(if $($(A_OPTION_NAME)),$(call YAML_NAME_ECHO,$(A_OPTION_NAME))))
+ $(foreach A_OPTION_NAME,$(sort $(OTHER_OPTION_NAMES)),\
+ $(if $($(A_OPTION_NAME)),$(call YAML_NAME_ECHO,$(A_OPTION_NAME))))