788cad885e
The purpose is being able to examine particular target interdependency graph for a given image having been configured to avoid convoluted dependencies (loops in particular). The implementation is based on SHELL hook hint by John Graham-Cumming: http://cmcrossroads.com/ask-mr-make/6535-tracing-rule-execution-in-gnu-make
48 lines
1.1 KiB
Makefile
48 lines
1.1 KiB
Makefile
# umbrella mkimage-profiles makefile:
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# iterate over multiple goals/arches,
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# collect proceedings
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# for immediate assignment
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ifndef ARCHES
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ifdef ARCH
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ARCHES := $(ARCH)
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else
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ARCHES := $(shell arch | sed 's/i686/i586/')
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endif
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endif
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export ARCHES
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# supervise target tracing; leave stderr alone
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ifdef REPORT
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export REPORT_PATH := $(shell mktemp --tmpdir mkimage-profiles.report.XXXXXXX)
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POSTPROC := | bin/report-filter > $(REPORT_PATH)
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endif
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# recursive make considered useful for m-p
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MAKE += -r --no-print-directory
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.PHONY: clean distclean help
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clean distclean help:
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@$(MAKE) -f main.mk $@
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export NUM_TARGETS := $(words $(MAKECMDGOALS))
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# real targets need real work
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%:
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@n=1; \
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say() { echo "$$@" >&2; }; \
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if [ "$(NUM_TARGETS)" -gt 1 ]; then \
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n="`echo $(MAKECMDGOALS) \
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| tr '[[:space:]]' '\n' \
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| grep -nx "$@" \
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| cut -d: -f1`"; \
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say "** goal: $@ [$$n/$(NUM_TARGETS)]"; \
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fi; \
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for ARCH in $(ARCHES); do \
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if [ "$$ARCH" != "$(firstword $(ARCHES))" ]; then say; fi; \
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say "** ARCH: $$ARCH" >&2; \
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$(MAKE) -f main.mk ARCH=$$ARCH $@ $(POSTPROC); \
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$(MAKE) -f reports.mk ARCH=$$ARCH; \
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done; \
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if [ "$$n" -lt "$(NUM_TARGETS)" ]; then say; fi
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