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ifneq (,$(wildcard .git)) # if we're in a git repo
# if the submodule changed, update it
SUBMODULE_DIFF=$(shell git diff etc/coq-scripts 2>&1 | grep 'Subproject commit')
SUBMODULE_DIRTY=$(shell git diff etc/coq-scripts 2>&1 | grep dirty)
ifneq (,$(SUBMODULE_DIRTY))
submodule-update::
@ echo "\033[0;31mThe submodule is dirty; some scripts may fail.\033[0m"
@ echo "\033[0;31mRun (cd etc/coq-scripts && git clean -xfd && git reset --hard)\033[0m"
else
ifneq (,$(SUBMODULE_DIFF))
submodule-update::
git submodule sync && \
git submodule update --init && \
touch "$@"
endif
endif
ifeq (,$(wildcard submodule-update))
submodule-update::
git submodule sync && \
git submodule update --init && \
touch "$@"
else
submodule-update::
endif
etc/coq-scripts/Makefile.coq.common etc/coq-scripts/compatibility/Makefile.coq.compat_84_85 etc/coq-scripts/compatibility/Makefile.coq.compat_84_85-early: submodule-update
@ touch "$@"
endif
FAST_TARGETS += clean-doc etc/coq-scripts etc/coq-scripts/Makefile.coq.common etc/coq-scripts/compatibility/Makefile.coq.compat_84_85 etc/coq-scripts/compatibility/Makefile.coq.compat_84_85-early submodule-update
SUPER_FAST_TARGETS += submodule-update
Makefile.coq: etc/coq-scripts/Makefile.coq.common etc/coq-scripts/compatibility/Makefile.coq.compat_84_85 etc/coq-scripts/compatibility/Makefile.coq.compat_84_85-early
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