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Use git describe output for versions

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This commit is contained in:
Neil Alexander 2021-06-05 21:32:18 +01:00
parent 05ad5df8ab
commit 5cede61a34
1 changed files with 3 additions and 44 deletions
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47
contrib/semver/version.sh
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@ -1,46 +1,5 @@
#!/bin/sh #!/bin/sh
# Get the last tag # We'll just use the `git describe` version since it's reasonably
TAG=$(git describe --abbrev=0 --tags --match="v[0-9]*\.[0-9]*\.[0-9]*" 2>/dev/null) # easy to refer to a tag or commit using the describe output.
git describe --match="v[0-9]*\.[0-9]*\.[0-9]*" 2>/dev/null
# Did getting the tag succeed?
if [ $? != 0 ] || [ -z "$TAG" ]; then
printf -- "unknown"
exit 0
fi
# Get the current branch
BRANCH=$(git symbolic-ref -q HEAD --short 2>/dev/null)
# Did getting the branch succeed?
if [ $? != 0 ] || [ -z "$BRANCH" ]; then
BRANCH="master"
fi
# Split out into major, minor and patch numbers
MAJOR=$(echo $TAG | cut -c 2- | cut -d "." -f 1)
MINOR=$(echo $TAG | cut -c 2- | cut -d "." -f 2)
PATCH=$(echo $TAG | cut -c 2- | cut -d "." -f 3)
# Output in the desired format
if [ $((PATCH)) -eq 0 ]; then
printf '%s%d.%d' "$PREPEND" "$((MAJOR))" "$((MINOR))"
else
printf '%s%d.%d.%d' "$PREPEND" "$((MAJOR))" "$((MINOR))" "$((PATCH))"
fi
# Add the build tag on non-master branches
if [ "$BRANCH" != "master" ]; then
BUILD=$(git rev-list --count $TAG..HEAD 2>/dev/null)
# Did getting the count of commits since the tag succeed?
if [ $? != 0 ] || [ -z "$BUILD" ]; then
printf -- "-unknown"
exit 0
fi
# Is the build greater than zero?
if [ $((BUILD)) -gt 0 ]; then
printf -- "-%04d" "$((BUILD))"
fi
fi