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248 lines
10 KiB
Makefile
248 lines
10 KiB
Makefile
# Makefile to manage samples
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# ----------------------------------------------------------
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# Build the list of available samples
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CT_TOP_SAMPLES := $(patsubst $(CT_TOP_DIR)/samples/%/crosstool.config,%,$(sort $(wildcard $(CT_TOP_DIR)/samples/*/crosstool.config)))
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CT_LIB_SAMPLES := $(filter-out $(CT_TOP_SAMPLES),$(patsubst $(CT_LIB_DIR)/samples/%/crosstool.config,%,$(sort $(wildcard $(CT_LIB_DIR)/samples/*/crosstool.config))))
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CT_SAMPLES := $(shell echo $(sort $(CT_TOP_SAMPLES) $(CT_LIB_SAMPLES)) \
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|$(sed) -r -e 's/ /\n/g;' \
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|$(sed) -r -e 's/(.*),(.*)/\2,\1/;' \
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|sort \
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|$(sed) -r -e 's/(.*),(.*)/\2,\1/;' \
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)
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# If set to yes on command line, updates the sample configuration
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# instead of just dumping the diff.
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CT_UPDATE_SAMPLES := no
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# ----------------------------------------------------------
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# This part deals with the samples help entries
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help-config::
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@echo ' show-config - show a brief overview of current configuration'
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@echo ' saveconfig - Save current config as a preconfigured target'
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help-samples::
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@echo ' list-samples - prints the list of all samples (for scripting)'
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@echo ' show-<sample> - show a brief overview of <sample> (list with list-samples)'
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@echo ' <sample> - preconfigure crosstool-NG with <sample> (list with list-samples)'
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@echo ' build-all[.#] - Build *all* samples (list with list-samples) and install in'
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@echo ' $${CT_PREFIX} (set to ~/x-tools by default)'
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help-distrib::
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@echo ' check-samples - Verify if samples need updates due to Kconfig changes'
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@echo ' update-samples - Regenerate sample configurations using the current Kconfig'
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help-env::
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@echo ' CT_PREFIX=dir - install samples in dir (see action "build-all", above).'
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# ----------------------------------------------------------
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# This part deals with printing samples information
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# Print the details of current configuration
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PHONY += show-config
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show-config: .config
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@cp .config .config.sample
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@$(bash) $(CT_LIB_DIR)/scripts/show-config.sh -v current
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@rm -f .config.sample
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# Prints the details of a sample
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PHONY += $(patsubst %,show-%,$(CT_SAMPLES))
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$(patsubst %,show-%,$(CT_SAMPLES)): show-%:
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@KCONFIG_CONFIG=$$(pwd)/.config.sample \
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$(CONF) --defconfig=$(call sample_dir,$*)/crosstool.config \
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$(KCONFIG_TOP) >/dev/null
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@$(bash) $(CT_LIB_DIR)/scripts/show-config.sh -v $*
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@rm -f .config.sample
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# Prints the details of all samples
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PHONY += show-all
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show-all: $(patsubst %,show-%,$(CT_SAMPLES))
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# print the list of all available samples
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PHONY += list-samples
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list-samples: list-samples-pre $(patsubst %,list-%,$(CT_SAMPLES))
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@echo ' L (Local) : sample was found in current directory'
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@echo ' G (Global) : sample was installed with crosstool-NG'
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@echo ' X (EXPERIMENTAL): sample may use EXPERIMENTAL features'
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@echo ' B (BROKEN) : sample is currently broken'
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PHONY += list-samples-pre
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list-samples-pre: FORCE
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@echo 'Status Sample name'
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PHONY += $(patsubst %,list-%,$(CT_SAMPLES))
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$(patsubst %,list-%,$(CT_SAMPLES)): list-%:
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@KCONFIG_CONFIG=$$(pwd)/.config.sample \
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$(CONF) --defconfig=$(call sample_dir,$*)/crosstool.config \
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$(KCONFIG_TOP) >/dev/null
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@$(bash) $(CT_LIB_DIR)/scripts/show-config.sh $*
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@rm -f .config.sample
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PHONY += list-samples-short
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list-samples-short: FORCE
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$(SILENT)for s in $(CT_SAMPLES); do \
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printf "%s\n" "$${s}"; \
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done
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# Check one sample
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PHONY += $(patsubst %,check-%,$(CT_SAMPLES))
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$(patsubst %,check-%,$(CT_SAMPLES)): check-%:
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@export KCONFIG_CONFIG=$$(pwd)/.config.sample; \
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CT_NG_SAMPLE=$(call sample_dir,$*)/crosstool.config; \
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$(CONF) -s --defconfig=$${CT_NG_SAMPLE} $(KCONFIG_TOP) &>/dev/null; \
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$(CONF) -s --savedefconfig=$$(pwd)/.defconfig $(KCONFIG_TOP) &>/dev/null; \
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old_sha1=$$( sha1sum "$${CT_NG_SAMPLE}" |cut -d ' ' -f 1 ); \
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new_sha1=$$( sha1sum .defconfig |cut -d ' ' -f 1 ); \
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if [ $${old_sha1} != $${new_sha1} ]; then \
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if [ $(CT_UPDATE_SAMPLES) = yes ]; then \
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echo "Updating $*"; \
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mv .defconfig "$${CT_NG_SAMPLE}"; \
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else \
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echo "$* needs update:"; \
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diff -d -U 0 "$${CT_NG_SAMPLE}" .defconfig |tail -n +4; \
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fi; \
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fi
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@rm -f .config.sample* .defconfig
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check-samples: $(patsubst %,check-%,$(CT_SAMPLES))
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update-samples:
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$(SILENT)$(MAKE) -rf $(CT_NG) check-samples CT_UPDATE_SAMPLES=yes
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# ----------------------------------------------------------
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# This part deals with saving/restoring samples
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PHONY += samples
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samples:
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@$(CT_ECHO) ' MKDIR $@'
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$(SILENT)mkdir -p $@
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# Save a sample
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saveconfig: .config samples
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$(SILENT)$(bash) $(CT_LIB_DIR)/scripts/saveSample.sh
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# The 'sample_dir' function prints the directory in which the sample is,
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# searching first in local samples, then in global samples
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define sample_dir
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$$( [ -d $(CT_TOP_DIR)/samples/$(1) ] && echo "$(CT_TOP_DIR)/samples/$(1)" || echo "$(CT_LIB_DIR)/samples/$(1)")
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endef
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# How we do recall one sample
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PHONY += $(CT_SAMPLES)
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$(CT_SAMPLES): check-config
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@$(CT_ECHO) " CONF $@"
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$(SILENT)$(CONF) --defconfig=$(call sample_dir,$@)/crosstool.config $(KCONFIG_TOP)
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@echo
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@echo '***********************************************************'
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@echo
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$(SILENT)( . $(call sample_dir,$@)/reported.by; \
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echo "Initially reported by: $${reporter_name}"; \
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echo "URL: $${reporter_url}"; \
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if [ -n "$${reporter_comment}" ]; then \
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echo ; \
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echo "Comment:"; \
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printf "$${reporter_comment}\n"; \
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fi; \
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echo ; \
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echo '***********************************************************'; \
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)
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$(SILENT)if $(grep) -E '^CT_EXPERIMENTAL=y$$' .config >/dev/null 2>&1; then \
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echo ; \
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echo 'WARNING! This sample may enable experimental features.'; \
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echo ' Please be sure to review the configuration prior'; \
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echo ' to building and using your toolchain!'; \
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echo 'Now, you have been warned!'; \
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echo ; \
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echo '***********************************************************'; \
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fi
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@echo
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@echo 'Now configured for "$@"'
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# ----------------------------------------------------------
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# Some helper functions
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__comma = ,
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host_triplet = $(if $(findstring $(__comma),$(1)),$(firstword $(subst $(__comma), ,$(1))))
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target_triplet = $(if $(findstring $(__comma),$(1)),$(word 2,$(subst $(__comma), ,$(1))),$(1))
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# Create the rule to build a sample
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# $1: sample name (target tuple, or host/target tuples separated by a comma)
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define build_sample
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@$(CT_ECHO) ' CONF $(1)'
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$(SILENT)$(CONF) -s --defconfig=$(call sample_dir,$(1))/crosstool.config $(KCONFIG_TOP)
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$(SILENT)[ -n "$(CT_PREFIX)" ] && $(sed) -i -r -e 's:^(CT_PREFIX=).*$$:\1"$(CT_PREFIX)":;' .config || :
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$(SILENT)$(sed) -i -r -e 's:^.*(CT_LOG_(WARN|INFO|EXTRA|DEBUG|ALL)).*$$:# \1 is not set:;' .config
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$(SILENT)$(sed) -i -r -e 's:^.*(CT_LOG_ERROR).*$$:\1=y:;' .config
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$(SILENT)$(sed) -i -r -e 's:^(CT_LOG_LEVEL_MAX)=.*$$:\1="ERROR":;' .config
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$(SILENT)$(CONF) -s --oldconfig $(KCONFIG_TOP)
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@$(CT_ECHO) ' BUILD $(1)'
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$(SILENT)h=$(call host_triplet,$(1)); \
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if [ -n "$${h}" -a -r ".build-all/PASS/$${h}/prefix" ]; then \
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PATH=`cat .build-all/PASS/$${h}/prefix`/bin:$${PATH}; \
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fi; \
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if $(MAKE) -rf $(CT_NG) V=0 build; then \
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status=PASS; \
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elif [ -e $(call sample_dir,$(1))/broken ]; then \
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status=XFAIL; \
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else \
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status=FAIL; \
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fi; \
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printf '\r %-5s %s\n' $$status '$(1)'; \
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mkdir -p .build-all/$$status/$(1); \
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bzip2 < build.log > .build-all/$$status/$(1)/build.log.bz2; \
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if [ "$$status" = PASS ]; then \
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blddir=`$(bash) $(CT_LIB_DIR)/scripts/show-tuple.sh '$${CT_BUILD_TOP_DIR}'`; \
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[ -z "$(CT_PRESERVE_PASSED_BUILDS)" ] && rm -rf $${blddir}; \
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$(bash) $(CT_LIB_DIR)/scripts/show-tuple.sh '$${CT_PREFIX_DIR}' > .build-all/PASS/$(1)/prefix; \
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fi; \
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:
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endef
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# ----------------------------------------------------------
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# Build samples for use (not regtest!)
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# Check that PREFIX is set if building samples
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ifneq ($(strip $(MAKECMDGOALS)),)
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ifneq ($(strip $(filter $(patsubst %,build-%,$(CT_SAMPLES)) build-all,$(MAKECMDGOALS))),)
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endif # MAKECMDGOALS contains a build sample rule
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endif # MAKECMDGOALS != ""
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# Build a single sample
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$(patsubst %,build-%,$(CT_SAMPLES)): build-%:
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$(call build_sample,$*)
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# Cross samples (build==host)
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CT_SAMPLES_CROSS = $(strip $(foreach s,$(CT_SAMPLES),$(if $(findstring $(__comma),$(s)),, $(s))))
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# Canadian cross (build!=host)
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CT_SAMPLES_CANADIAN = $(strip $(foreach s,$(CT_SAMPLES),$(if $(findstring $(__comma),$(s)), $(s),)))
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# Build all samples; first, build simple cross as canadian configurations may depend on
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# build-to-host cross being pre-built.
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build-all: build-all-pre $(patsubst %,build-%,$(CT_SAMPLES_CROSS) $(CT_SAMPLES_CANADIAN))
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@echo
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@if [ -d .build-all/PASS ]; then \
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echo 'Success:'; \
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(cd .build-all/PASS && ls | sed 's/^/ - /'); \
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echo; \
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fi
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@if [ -d .build-all/XFAIL ]; then \
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echo 'Expected failure:'; \
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(cd .build-all/XFAIL && ls | sed 's/^/ - /'); \
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echo; \
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fi
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@if [ -d .build-all/FAIL ]; then \
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echo 'Failure:'; \
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(cd .build-all/FAIL && ls | sed 's/^/ - /'); \
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echo; \
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fi
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@[ ! -d .build-all/FAIL ]
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build-all-pre:
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@rm -rf .build-all
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# Build all samples, overiding the number of // jobs per sample
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build-all.%:
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$(SILENT)$(MAKE) -rf $(CT_NG) build-all CT_JOBS=$*
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