2018-03-05 19:34:23 +00:00
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#!/bin/sh
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2021-06-05 21:09:15 +00:00
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# Get the last tag
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TAG=$(git describe --abbrev=0 --tags --match="v[0-9]*\.[0-9]*\.[0-9]*" 2>/dev/null)
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# Did getting the tag succeed?
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if [ $? != 0 ] || [ -z "$TAG" ]; then
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printf -- "unknown"
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exit 0
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fi
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# Get the current branch
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BRANCH=$(git symbolic-ref -q HEAD --short 2>/dev/null)
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# Did getting the branch succeed?
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if [ $? != 0 ] || [ -z "$BRANCH" ]; then
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BRANCH="master"
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fi
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# Split out into major, minor and patch numbers
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MAJOR=$(echo $TAG | cut -c 2- | cut -d "." -f 1)
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MINOR=$(echo $TAG | cut -c 2- | cut -d "." -f 2)
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PATCH=$(echo $TAG | cut -c 2- | cut -d "." -f 3)
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# Output in the desired format
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if [ $((PATCH)) -eq 0 ]; then
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printf '%s%d.%d' "$PREPEND" "$((MAJOR))" "$((MINOR))"
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else
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printf '%s%d.%d.%d' "$PREPEND" "$((MAJOR))" "$((MINOR))" "$((PATCH))"
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fi
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# Add the build tag on non-master branches
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if [ "$BRANCH" != "master" ]; then
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BUILD=$(git rev-list --count $TAG..HEAD 2>/dev/null)
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# Did getting the count of commits since the tag succeed?
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if [ $? != 0 ] || [ -z "$BUILD" ]; then
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printf -- "-unknown"
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exit 0
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fi
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# Is the build greater than zero?
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if [ $((BUILD)) -gt 0 ]; then
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printf -- "-%04d" "$((BUILD))"
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fi
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fi
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