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# Makefile to manage samples
# ----------------------------------------------------------
# Build the list of available samples
CT_TOP_SAMPLES := $(patsubst $(CT_TOP_DIR)/samples/%/crosstool.config,%,$(sort $(wildcard $(CT_TOP_DIR)/samples/*/crosstool.config)))
CT_LIB_SAMPLES := $(filter-out $(CT_TOP_SAMPLES),$(patsubst $(CT_LIB_DIR)/samples/%/crosstool.config,%,$(sort $(wildcard $(CT_LIB_DIR)/samples/*/crosstool.config))))
CT_SAMPLES := $(shell echo $(sort $(CT_TOP_SAMPLES) $(CT_LIB_SAMPLES)) \
|$(sed) -r -e 's/ /\n/g;' \
|$(sed) -r -e 's/(.*),(.*)/\2,\1/;' \
|sort \
|$(sed) -r -e 's/(.*),(.*)/\2,\1/;' \
)
# If set to yes on command line, updates the sample configuration
# instead of just dumping the diff.
CT_UPDATE_SAMPLES := no
# ----------------------------------------------------------
# This part deals with the samples help entries
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 with list-samples)'
@echo ' <sample> - preconfigure crosstool-NG with <sample> (list with list-samples)'
@echo ' build-all[.#] - Build *all* samples (list with list-samples) and install in'
@echo ' $${CT_PREFIX} (set to ~/x-tools by default)'
help-distrib::
@echo ' check-samples - Verify if samples need updates due to Kconfig changes'
@echo ' update-samples - Regenerate sample configurations using the current Kconfig'
@echo ' wiki-samples - Print a DokuWiki table of samples'
help-env::
@echo ' CT_PREFIX=dir - install samples in dir (see action "build-all", above).'
# ----------------------------------------------------------
# This part deals with printing samples information
# Print the details of current configuration
PHONY += show-config
show-config: .config
@cp .config .config.sample
@$(bash) $(CT_LIB_DIR)/scripts/showSamples.sh -v current
@rm -f .config.sample
# Prints the details of a sample
PHONY += $(patsubst %,show-%,$(CT_SAMPLES))
$(patsubst %,show-%,$(CT_SAMPLES)): show-%:
@KCONFIG_CONFIG=$$(pwd)/.config.sample \
$(CONF) --defconfig=$(call sample_dir,$*)/crosstool.config \
$(KCONFIG_TOP) >/dev/null
@$(bash) $(CT_LIB_DIR)/scripts/showSamples.sh -v $*
@rm -f .config.sample
# Prints the details of all samples
PHONY += show-all
show-all: $(patsubst %,show-%,$(CT_SAMPLES))
# print the list of all available samples
PHONY += list-samples
list-samples: list-samples-pre $(patsubst %,list-%,$(CT_SAMPLES))
@echo ' L (Local) : sample was found in current directory'
@echo ' G (Global) : sample was installed with crosstool-NG'
@echo ' X (EXPERIMENTAL): sample may use EXPERIMENTAL features'
@echo ' B (BROKEN) : sample is currently broken'
PHONY += list-samples-pre
list-samples-pre: FORCE
@echo 'Status Sample name'
PHONY += $(patsubst %,list-%,$(CT_SAMPLES))
$(patsubst %,list-%,$(CT_SAMPLES)): list-%:
@KCONFIG_CONFIG=$$(pwd)/.config.sample \
$(CONF) --defconfig=$(call sample_dir,$*)/crosstool.config \
$(KCONFIG_TOP) >/dev/null
@$(bash) $(CT_LIB_DIR)/scripts/showSamples.sh $*
@rm -f .config.sample
PHONY += list-samples-short
list-samples-short: FORCE
$(SILENT)for s in $(CT_SAMPLES); do \
printf "%s\n" "$${s}"; \
done
# Check one sample
PHONY += $(patsubst %,check-%,$(CT_SAMPLES))
$(patsubst %,check-%,$(CT_SAMPLES)): check-%:
@export KCONFIG_CONFIG=$$(pwd)/.config.sample; \
CT_NG_SAMPLE=$(call sample_dir,$*)/crosstool.config; \
$(CONF) -s --defconfig=$${CT_NG_SAMPLE} $(KCONFIG_TOP) &>/dev/null; \
$(CONF) -s --savedefconfig=$$(pwd)/.defconfig $(KCONFIG_TOP) &>/dev/null; \
old_sha1=$$( sha1sum "$${CT_NG_SAMPLE}" |cut -d ' ' -f 1 ); \
new_sha1=$$( sha1sum .defconfig |cut -d ' ' -f 1 ); \
if [ $${old_sha1} != $${new_sha1} ]; then \
if [ $(CT_UPDATE_SAMPLES) = yes ]; then \
echo "Updating $*"; \
mv .defconfig "$${CT_NG_SAMPLE}"; \
else \
echo "$* needs update:"; \
diff -du0 "$${CT_NG_SAMPLE}" .defconfig |tail -n +4; \
fi; \
fi
@rm -f .config.sample* .defconfig
check-samples: $(patsubst %,check-%,$(CT_SAMPLES))
update-samples:
$(SILENT)$(MAKE) -rf $(CT_NG) check-samples CT_UPDATE_SAMPLES=yes
PHONY += wiki-samples
wiki-samples: wiki-samples-pre $(patsubst %,wiki-%,$(CT_SAMPLES)) wiki-samples-post
wiki-samples-pre: FORCE
$(SILENT)$(bash) $(CT_LIB_DIR)/scripts/showSamples.sh -w
wiki-samples-post: FORCE
$(SILENT)$(bash) $(CT_LIB_DIR)/scripts/showSamples.sh -W $(CT_SAMPLES)
$(patsubst %,wiki-%,$(CT_SAMPLES)): wiki-%:
$(SILENT)KCONFIG_CONFIG=$$(pwd)/.config.sample \
$(CONF) --defconfig=$(call sample_dir,$*)/crosstool.config \
$(KCONFIG_TOP) >/dev/null
$(SILENT)$(bash) $(CT_LIB_DIR)/scripts/showSamples.sh -w $*
$(SILENT)rm -f .config.sample
# ----------------------------------------------------------
# This part deals with saving/restoring samples
PHONY += samples
samples:
@$(CT_ECHO) ' MKDIR $@'
$(SILENT)mkdir -p $@
# Save a sample
saveconfig: .config samples
$(SILENT)$(bash) $(CT_LIB_DIR)/scripts/saveSample.sh
# The 'sample_dir' function prints the directory in which the sample is,
# searching first in local samples, then in global samples
define sample_dir
$$( [ -d $(CT_TOP_DIR)/samples/$(1) ] && echo "$(CT_TOP_DIR)/samples/$(1)" || echo "$(CT_LIB_DIR)/samples/$(1)")
endef
# How we do recall one sample
PHONY += $(CT_SAMPLES)
$(CT_SAMPLES):
@$(CT_ECHO) " CONF $@"
$(SILENT)$(CONF) --defconfig=$(call sample_dir,$@)/crosstool.config $(KCONFIG_TOP)
@echo
@echo '***********************************************************'
@echo
$(SILENT)( . $(call sample_dir,$@)/reported.by; \
echo "Initially reported by: $${reporter_name}"; \
echo "URL: $${reporter_url}"; \
if [ -n "$${reporter_comment}" ]; then \
echo ; \
echo "Comment:"; \
printf "$${reporter_comment}\n"; \
fi; \
echo ; \
echo '***********************************************************'; \
)
$(SILENT)if $(grep) -E '^CT_EXPERIMENTAL=y$$' .config >/dev/null 2>&1; then \
echo ; \
echo 'WARNING! This sample may enable experimental features.'; \
echo ' Please be sure to review the configuration prior'; \
echo ' to building and using your toolchain!'; \
echo 'Now, you have been warned!'; \
echo ; \
echo '***********************************************************'; \
fi
@echo
@echo 'Now configured for "$@"'
# ----------------------------------------------------------
# Some helper functions
__comma = ,
host_triplet = $(if $(findstring $(__comma),$(1)),$(firstword $(subst $(__comma), ,$(1))))
target_triplet = $(if $(findstring $(__comma),$(1)),$(word 2,$(subst $(__comma), ,$(1))),$(1))
# Create the rule to build a sample
# $1: sample name (target tuple, or host/target tuples separated by a comma)
define build_sample
@$(CT_ECHO) ' CONF $(1)'
$(SILENT)$(CONF) -s --defconfig=$(call sample_dir,$(1))/crosstool.config $(KCONFIG_TOP)
$(SILENT)[ -n "$(CT_PREFIX)" ] && $(sed) -i -r -e 's:^(CT_PREFIX=).*$$:\1"$(CT_PREFIX)":;' .config || :
$(SILENT)$(sed) -i -r -e 's:^.*(CT_LOG_(WARN|INFO|EXTRA|DEBUG|ALL)).*$$:# \1 is not set:;' .config
$(SILENT)$(sed) -i -r -e 's:^.*(CT_LOG_ERROR).*$$:\1=y:;' .config
$(SILENT)$(sed) -i -r -e 's:^(CT_LOG_LEVEL_MAX)=.*$$:\1="ERROR":;' .config
$(SILENT)$(CONF) -s --oldconfig $(KCONFIG_TOP)
@$(CT_ECHO) ' BUILD $(1)'
$(SILENT)h=$(call host_triplet,$(1)); \
if [ -n "$${h}" -a -r ".build-all/PASS/$${h}/prefix" ]; then \
PATH=`cat .build-all/PASS/$${h}/prefix`/bin:$${PATH}; \
fi; \
if $(MAKE) -rf $(CT_NG) V=0 build; then \
status=PASS; \
elif [ -e $(call sample_dir,$(1))/broken ]; then \
status=XFAIL; \
else \
status=FAIL; \
fi; \
printf '\r %-5s %s\n' $$status '$(1)'; \
mkdir -p .build-all/$$status/$(1); \
bzip2 < build.log > .build-all/$$status/$(1)/build.log.bz2; \
if [ "$$status" = PASS ]; then \
blddir=`$(bash) $(CT_LIB_DIR)/scripts/showConfig.sh '$${CT_BUILD_TOP_DIR}'`; \
[ -z "$(CT_PRESERVE_PASSED_BUILDS)" ] && rm -rf $${blddir}; \
$(bash) $(CT_LIB_DIR)/scripts/showConfig.sh '$${CT_PREFIX_DIR}' > .build-all/PASS/$(1)/prefix; \
fi; \
:
endef
# ----------------------------------------------------------
# Build samples for use (not regtest!)
# Check that PREFIX is set if building samples
ifneq ($(strip $(MAKECMDGOALS)),)
ifneq ($(strip $(filter $(patsubst %,build-%,$(CT_SAMPLES)) build-all,$(MAKECMDGOALS))),)
endif # MAKECMDGOALS contains a build sample rule
endif # MAKECMDGOALS != ""
# Build a single sample
$(patsubst %,build-%,$(CT_SAMPLES)): build-%:
$(call build_sample,$*)
# Cross samples (build==host)
CT_SAMPLES_CROSS = $(strip $(foreach s,$(CT_SAMPLES),$(if $(findstring $(__comma),$(s)),, $(s))))
# Canadian cross (build!=host)
CT_SAMPLES_CANADIAN = $(strip $(foreach s,$(CT_SAMPLES),$(if $(findstring $(__comma),$(s)), $(s),)))
# Build all samples; first, build simple cross as canadian configurations may depend on
# build-to-host cross being pre-built.
build-all: build-all-pre $(patsubst %,build-%,$(CT_SAMPLES_CROSS) $(CT_SAMPLES_CANADIAN))
@echo
@if [ -d .build-all/PASS ]; then \
echo 'Success:'; \
(cd .build-all/PASS && ls | sed 's/^/ - /'); \
echo; \
fi
@if [ -d .build-all/XFAIL ]; then \
echo 'Expected failure:'; \
(cd .build-all/XFAIL && ls | sed 's/^/ - /'); \
echo; \
fi
@if [ -d .build-all/FAIL ]; then \
echo 'Failure:'; \
(cd .build-all/FAIL && ls | sed 's/^/ - /'); \
echo; \
fi
@[ ! -d .build-all/FAIL ]
build-all-pre:
@rm -rf .build-all
# Build all samples, overiding the number of // jobs per sample
build-all.%:
$(SILENT)$(MAKE) -rf $(CT_NG) build-all CT_JOBS=$*