# Makefile to manage samples

 # Build the list of available samples

 CT_TOP_SAMPLES := $(patsubst $(CT_TOP_DIR)/samples/%/crosstool.config,%,$(wildcard $(CT_TOP_DIR)/samples/*/crosstool.config))

 CT_LIB_SAMPLES := $(filter-out $(CT_TOP_SAMPLES),$(patsubst $(CT_LIB_DIR)/samples/%/crosstool.config,%,$(wildcard $(CT_LIB_DIR)/samples/*/crosstool.config)))

 CT_SAMPLES := $(sort $(CT_TOP_SAMPLES) $(CT_LIB_SAMPLES))

 help-config::

 	@echo  '  saveconfig         - Save current config as a preconfigured target'

 help-samples::

 	@echo  '  list-samples       - prints the list of all samples (for scripting)'

 	@echo  '  show-<sample>      - show a brief overview of <sample> (list below)'

 	@echo  '  <sample>           - preconfigure crosstool-NG with <sample> (list below)'

 	@$(CT_LIB_DIR)/scripts/showSamples.sh $(CT_SAMPLES)

 help-build::

 	@echo  '  regtest[.#]        - Regtest-build all samples'

 	@echo  '  regtest-local[.#]  - Regtest-build all local samples'

 	@echo  '  regtest-global[.#] - Regtest-build all global samples'

 help-distrib::

 	@echo  '  wiki-samples       - Print a DokuWiki table of samples'

 $(patsubst %,show-%,$(CT_SAMPLES)):

 	@$(CT_LIB_DIR)/scripts/showSamples.sh -v $(patsubst show-%,%,$(@))

 PHONY += list-samples

 list-samples: .FORCE

 	@echo $(CT_SAMPLES) |sed -r -e 's/ /\n/g;' |sort

 # How we do recall one sample

 PHONY += $(CT_SAMPLES)

 $(CT_SAMPLES):

 	@cp $(call sample_dir,$@)/crosstool.config .config

 	@$(MAKE) -rf $(CT_NG) oldconfig

 	@if grep -E '^CT_EXPERIMENTAL=y$$' .config >/dev/null 2>&1; then        \

 	   echo  '';                                                            \

 	   echo  '***********************************************************'; \

 	   echo  '';                                                            \

 	   echo  'WARNING! This sample may enable experimental features.';      \

 	   echo  '         Please be sure to review the configuration prior';   \

 	   echo  '         to building and using your toolchain!';              \

 	   echo  'Now, you have been warned!';                                  \

 	   echo  '';                                                            \

 	   echo  '***********************************************************'; \

 	   echo  '';                                                            \

 	 fi

 	@echo  'Now configured for "$@"'

 # The 'sample_dir' function prints the directory in which the sample is,

 # searching first in local samples, then in global samples

 define sample_dir

 $$( [ -d $(CT_TOP_DIR)/samples/$(1) ] && echo "$(CT_TOP_DIR)/samples/$(1)" || echo "$(CT_LIB_DIR)/samples/$(1)")

 endef

 # And now for building all samples one after the other

 PHONY += regtest regtest_local regtest_global

 regtest: regtest-local regtest-global

 regtest-local: $(patsubst %,regtest_%,$(CT_TOP_SAMPLES))

 regtest-global: $(patsubst %,regtest_%,$(CT_LIB_SAMPLES))

 regtest.% regtest-local.% regtest-global.%:

 	@$(CT_NG) $(shell echo "$(@)" |sed -r -e 's|^([^.]+)\.([[:digit:]]+)$$|\1 CT_JOBS=\2|;')

 # One regtest per sample

 # We could use a simple rule like: 'regtest: $(CT_SAMPLES)', but that doesn't

 # work because we want to save the samples as well.

 # Also, we don't want to see anylog at all, save for the elapsed time, and we

 # want to save the log file in a specific place

 # Furthermore, force the location where the toolchain will be installed.

 # Finaly, we can't use 'make sample-name' as we need to provide default values

 # if the options set has changed, but oldconfig does not like when stdin is

 # not a terminal (eg. it is a pipe).

 $(patsubst %,regtest_%,$(CT_SAMPLES)):

 	@samp=$(patsubst regtest_%,%,$@)                                                                ;   \

 	 echo -e "\rBuilding sample \"$${samp}\""                                                       &&  \

 	 $(CT_NG) copy_config_$${samp}                                                                  &&  \

 	 yes "" |$(CT_NG) defoldconfig >/dev/null 2>&1                                                  &&  \

 	 sed -i -r -e 's:^(CT_PREFIX_DIR=).*$$:\1"$${CT_TOP_DIR}/targets/tst/$${CT_TARGET}":;' .config  &&  \

 	 sed -i -r -e 's:^.*(CT_LOG_(WARN|INFO|EXTRA|DEBUG|ALL)).*$$:# \1 is not set:;' .config         &&  \

 	 sed -i -r -e 's:^.*(CT_LOG_ERROR).*$$:\1=y:;' .config                                          &&  \

 	 sed -i -r -e 's:^(CT_LOG_LEVEL_MAX)=.*$$:\1="ERROR":;' .config                                 &&  \

 	 sed -i -r -e 's:^.*(CT_LOG_TO_FILE).*$$:\1=y:;' .config                                        &&  \

 	 sed -i -r -e 's:^.*(CT_LOG_PROGRESS_BAR).*$$:\1=y:;' .config                                   &&  \

 	 yes "" |$(CT_NG) defoldconfig >/dev/null 2>&1                                                  &&  \

 	 $(CT_NG) build                                                                                 &&  \

 	 echo -e "\rSuccessfully built sample \"$${samp}\""                                             &&  \

 	 echo -e "\rMaking tarball for sample \"$${samp}\""                                             &&  \

 	 $(CT_NG) tarball                                                                               &&  \

 	 echo -e "\rSuccessfully built tarball for sample \"$${samp}\""                                 ;   \

 	 echo -e "\rCleaning sample \"$${samp}\""                                                       ;   \

 	 $(CT_NG) distclean                                                                             ;   \

 	 echo -e "\r"

 saveconfig:

 	@$(CT_LIB_DIR)/scripts/saveSample.sh

 wiki-samples:

 	@$(CT_LIB_DIR)/scripts/showSamples.sh -w $(CT_SAMPLES)