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mk/git: tuning #87

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mk/git: tuning #87

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29 changes: 24 additions & 5 deletions mk/git.defs
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Original file line number Diff line number Diff line change
@@ -1,9 +1,28 @@

ifeq ($(shell { [ -d .git ] || git rev-parse --git-dir >/dev/null 2>&1; echo -n $$?; }),0)
GIT_SHA:=$(shell git rev-parse HEAD)
GIT_SHA_SHORT:=$(shell git rev-parse --short HEAD)
GIT_COMMIT:=$(shell git describe --always --abbrev=7 --dirty="+" 2>/dev/null || git rev-parse --short HEAD)
ifeq ($(shell { [ -d .git ] || git rev-parse --git-dir &> /dev/null; echo -n $$?; }),0)

# Always contains commit
GIT_SHA:=$(shell git rev-parse HEAD 2>/dev/null)
GIT_SHA_SHORT:=$(shell git rev-parse --short HEAD 2>/dev/null)
GIT_COMMIT:=$(GIT_SHA_SHORT)
# $(info GIT_COMMIT=$(GIT_COMMIT))

# Contains tag name when HEAD is on a tag. Otherwise: {tag}-{distance}-g{commit}[+] or simply {commit}
GIT_TAG:=$(shell git describe --always --tags --abbrev=7 --dirty="+" 2>/dev/null || git rev-parse --short HEAD)
# $(info GIT_TAG=$(GIT_TAG))

# Contains branch name when HEAD is on a branch. Otherwise: HEAD
GIT_BRANCH:=$(shell git rev-parse --abbrev-ref HEAD)
GIT_BRANCH_ID:=$(git rev-parse --abbrev-ref HEAD | sed -e 's/\//_/g')
ifeq ($(GIT_BRANCH),HEAD)
override GIT_BRANCH:=$(GIT_SHA_SHORT)
endif
# $(info GIT_BRANCH=$(GIT_BRANCH))

# Contains proper identifier even for forked PR branches
GIT_BRANCH_ID:=$(shell echo "$(GIT_BRANCH)" | sed -e 's/\//_/g')
# $(info GIT_BRANCH_ID=$(GIT_BRANCH_ID))

GIT_VERSPEC:=$(GIT_BRANCH)-$(GIT_SHA_SHORT)
# $(info GIT_VERSPEC=$(GIT_VERSPEC))

endif