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-rwxr-xr-x | tools/get-scala-revision | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/tools/get-scala-revision b/tools/get-scala-revision new file mode 100755 index 0000000000..dc0ee561dd --- /dev/null +++ b/tools/get-scala-revision @@ -0,0 +1,22 @@ +#!/usr/bin/env bash +# +# Usage: get-scala-revision [dir] +# Figures out current scala revision of a git clone. +# +# If no dir is given, current working dir is used. + +# not like releases come out so often that we are duty-bound +# to recalculate this every time. +# git merge-base v2.9.1 master +devbase="d6f3184fc8" + +# reimplementing git describe hopefully in a way which works +# without any particular tags, branches, or recent versions of git. +# this is supposed to generate +# dev-NNNN-g<sha> +# where NNNN is the number of commits since devbase, which +# is the merge-base of the most recent release and master. +# Presently hardcoded to reduce uncertainty, v2.9.1/master. +commits=$(GIT_PAGER=cat git log --oneline $devbase..HEAD | wc -l) +sha=$(git log -1 --abbrev-commit --abbrev=7 --format="%h") +printf "dev-%s-g%s\n" $commits $sha |