53 lines
1.4 KiB
Bash
Executable File
53 lines
1.4 KiB
Bash
Executable File
#!/bin/bash
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# https://gist.github.com/CSTDev/08c127680e3b5fae38c051da3e489351
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#get highest tag number containing at least 2 dots
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VERSION=`git describe --abbrev=0 --tags --match="v[0-9]*\.*\.*"`
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#replace . with space so can split into an array
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VERSION_BITS=(${VERSION//./ })
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#get number parts and increase last one by 1
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VNUM1=${VERSION_BITS[0]}
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VNUM2=${VERSION_BITS[1]}
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VNUM3=${VERSION_BITS[2]}
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VNUM1=`echo $VNUM1 | sed 's/v//'`
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# Check for #major or #minor in commit message and increment the relevant version number
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MAJOR=`git log --format=%B -n 1 HEAD | grep '#major'`
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MINOR=`git log --format=%B -n 1 HEAD | grep '#minor'`
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if [ "$MAJOR" ]; then
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echo "Update major version"
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VNUM1=$((VNUM1+1))
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VNUM2=0
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VNUM3=0
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elif [ "$MINOR" ]; then
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echo "Update minor version"
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VNUM2=$((VNUM2+1))
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VNUM3=0
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else
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echo "Update patch version"
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VNUM3=$((VNUM3+1))
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fi
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#create new tag
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NEW_TAG="v$VNUM1.$VNUM2.$VNUM3"
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echo "Updating $VERSION to $NEW_TAG"
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#get current hash and see if it already has a tag
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GIT_COMMIT=`git rev-parse HEAD`
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NEEDS_TAG=`git describe --contains $GIT_COMMIT`
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#only tag if no tag already (would be better if the git describe command above could have a silent option)
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if [ -z "$NEEDS_TAG" ]; then
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echo "Tagged with $NEW_TAG (Ignoring fatal:cannot describe - this means commit is untagged) "
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git tag $NEW_TAG
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git push --tags
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else
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echo "Already a tag on this commit"
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fi
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