44 lines
1.7 KiB
Makefile
44 lines
1.7 KiB
Makefile
STUID = ysyx_22040000
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STUNAME = 李心杨
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# DO NOT modify the following code!!!
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TRACER = tracer-ysyx
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GITFLAGS = -q --author='$(TRACER) <tracer@ysyx.org>' --no-verify --allow-empty --no-gpg-sign
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YSYX_HOME = $(NEMU_HOME)/..
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WORK_BRANCH = $(shell git rev-parse --abbrev-ref HEAD)
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WORK_INDEX = $(YSYX_HOME)/.git/index.$(WORK_BRANCH)
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TRACER_BRANCH = $(TRACER)
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LOCK_DIR = $(YSYX_HOME)/.git/
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# prototype: git_soft_checkout(branch)
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define git_soft_checkout
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git checkout --detach -q && git reset --soft $(1) -q -- && git checkout $(1) -q --
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endef
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# prototype: git_commit(msg)
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define git_commit
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-@flock $(LOCK_DIR) $(MAKE) -C $(YSYX_HOME) .git_commit MSG='$(1)'
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-@sync $(LOCK_DIR)
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endef
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.git_commit:
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-@while (test -e .git/index.lock); do sleep 0.1; done; `# wait for other git instances`
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-@git branch $(TRACER_BRANCH) -q 2>/dev/null || true `# create tracer branch if not existent`
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-@cp -a .git/index $(WORK_INDEX) `# backup git index`
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-@$(call git_soft_checkout, $(TRACER_BRANCH)) `# switch to tracer branch`
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-@git add . -A --ignore-errors `# add files to commit`
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-@(echo "> $(MSG)" && echo $(STUID) $(STUNAME) && uname -a && uptime `# generate commit msg`) \
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| git commit -F - $(GITFLAGS) `# commit changes in tracer branch`
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-@$(call git_soft_checkout, $(WORK_BRANCH)) `# switch to work branch`
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-@mv $(WORK_INDEX) .git/index `# restore git index`
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.clean_index:
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rm -f $(WORK_INDEX)
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_default:
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@echo "Please run 'make' under subprojects."
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.PHONY: .git_commit .clean_index _default
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