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
120 lines
3.2 KiB
Makefile
120 lines
3.2 KiB
Makefile
ifndef MKIMAGE_PROFILES
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$(error this makefile is designed to be included in toplevel one)
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endif
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SYMLINK = build
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# this could have come from env; or could be symlinked; or is made anew
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# (the reuse rationale is avoiding extra tmpdir lookups)
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# NB: immediate assignment matters
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ifndef BUILDDIR
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BUILDLINK := $(realpath $(SYMLINK))
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BUILDDIR := $(shell \
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if [ -s "$(SYMLINK)" -a "$(NUM_TARGETS)" = 1 ] && \
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[ -n "$(findstring $(BUILDDIR_PREFIX).,$(BUILDLINK))" ]; \
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then \
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echo "$(BUILDLINK)"; \
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else \
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bin/mktmpdir $(BUILDDIR_PREFIX) || exit 127; \
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fi; )
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endif
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ifeq (,$(BUILDDIR))
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$(error suitable BUILDDIR unavailable)
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endif
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# even smart caching only hurts when every build goes from scratch
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NO_CACHE ?= 1
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PATH := $(CURDIR)/bin:$(PATH)
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export BUILDDIR NO_CACHE PATH
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CONFIG := $(BUILDDIR)/distcfg.mk
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RC := $(HOME)/.mkimage/profiles.mk
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# step 1: initialize the off-tree mkimage profile (BUILDDIR)
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# NB: our output MUST go into stderr to escape POSTPROC
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profile/init: distclean
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@{ \
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if [ "`realpath "$(BUILDDIR)/"`" = / ]; then \
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echo "$(TIME) ERROR: invalid BUILDDIR: \`$(BUILDDIR)'"; \
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exit 128; \
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fi; \
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echo -n "$(TIME) initializing BUILDDIR: "; \
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rsync -qaxH --delete-after image.in/ "$(BUILDDIR)"/; \
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mkdir "$(BUILDDIR)"/.mki; \
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} >&2
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@$(call put,ifndef DISTCFG_MK)
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@$(call put,DISTCFG_MK = 1)
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@{ \
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if type -t git >&/dev/null; then \
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if [ -d .git ]; then \
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git show-ref --head -d -s -- HEAD && \
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git status -s && \
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echo; \
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fi $(LOG); \
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fi; \
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{ \
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eval `apt-config shell $${APTCONF:+-c=$(wildcard $(APTCONF))} \
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SOURCELIST Dir::Etc::sourcelist/f \
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SOURCEPARTS Dir::Etc::sourceparts/d`; \
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find "$$SOURCEPARTS" -name '*.list' \
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| xargs egrep -Rhv '^#|^[[:blank:]]*$$' "$$SOURCELIST" && \
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echo; \
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} $(LOG); \
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if type -t git >&/dev/null; then \
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if cd $(BUILDDIR); then \
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git init -q && \
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git add . && \
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git commit -qam 'derivative profile initialized'; \
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cd ->&/dev/null; \
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fi; \
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fi; \
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if [ -w . ]; then \
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rm -f "$(SYMLINK)" && \
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ln -s "$(BUILDDIR)" "$(SYMLINK)" && \
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echo "$(SYMLINK)/"; \
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else \
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echo "$(BUILDDIR)/"; \
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fi $(SHORTEN); \
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} >&2
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profile/bare: profile/init
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@{ \
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NOTE="$${GLOBAL_VERBOSE:+: $(CONFIG)}"; \
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echo "$(TIME) preparing distro config$$NOTE" $(SHORTEN); \
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} >&2
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@$(call try,MKIMAGE_PREFIX,/usr/share/mkimage)
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@$(call try,GLOBAL_VERBOSE,)
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@$(call try,IMAGEDIR,$(IMAGEDIR))
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@$(call try,BRANDING,altlinux-sisyphus)
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@$(call set,IMAGE_INIT_LIST,+branding-$$(BRANDING)-release)
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@if type -t git >&/dev/null && cd $(BUILDDIR); then \
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git init -q && \
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git add . && \
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git commit -qam 'image configuration defaults set'; \
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fi
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profile/finalize:
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@if [ -s $(RC) ]; then $(call put,-include $(RC)); fi
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@$(call put,endif)
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@if type -t git >&/dev/null && cd $(BUILDDIR); then \
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git init -q && \
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git add . && \
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git commit -qam 'image configuration finalized'; \
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fi
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# requires already formed distcfg.mk for useful output
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profile/dump-vars:
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@if [ -s "$(SYMLINK)" ]; then \
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$(MAKE) --no-print-directory -C "$(SYMLINK)/" -f vars.mk; \
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echo; \
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fi $(LOG)
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# step 3 entry point: copy the needed parts into BUILDDIR
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profile/populate: profile/finalize profile/dump-vars
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@for dir in sub.in features.in pkg.in; do \
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$(MAKE) -C $$dir $(LOG); \
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done
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