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nix-prefetch-git: Include the date in the machine-readable output on

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stdout, in strict ISO 8601 format.

This will be helpful for automatically updating fetchgit expressions
and the dates in version numbers associated with them.
This commit is contained in:
David Grayson 2016-06-29 20:57:28 -07:00 committed by zimbatm
parent 77ea161f19
commit f56ab9e5e4
1 changed files with 8 additions and 3 deletions
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11
pkgs/build-support/fetchgit/nix-prefetch-git
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@ -20,6 +20,7 @@ http_proxy=${http_proxy:-}
fullRev=
humanReadableRev=
commitDate=
commitDateStrict8601=
if test -n "$deepClone"; then
deepClone=true
@ -287,9 +288,12 @@ _clone_user_rev() {
fi;;
esac
fullRev="$(cd "$dir" && (git rev-parse "$rev" 2> /dev/null || git rev-parse "refs/heads/$branchName") | tail -n1)"
humanReadableRev="$(cd "$dir" && (git describe "$fullRev" 2> /dev/null || git describe --tags "$fullRev" 2> /dev/null || echo -- none --))"
commitDate="$(cd "$dir" && git show --no-patch --pretty=%ci "$fullRev")"
pushd "$dir"
fullRev=$( (git rev-parse "$rev" 2>/dev/null || git rev-parse "refs/heads/$branchName") | tail -n1)
humanReadableRev=$(git describe "$fullRev" 2> /dev/null || git describe --tags "$fullRev" 2> /dev/null || echo -- none --)
commitDate=$(git show --no-patch --pretty=%ci "$fullRev")
commitDateStrict8601=$(git show --no-patch --pretty=%cI "$fullRev")
popd
# Allow doing additional processing before .git removal
eval "$NIX_PREFETCH_GIT_CHECKOUT_HOOK"
@ -337,6 +341,7 @@ print_results() {
echo "{"
echo " \"url\": \"$url\","
echo " \"rev\": \"$fullRev\","
echo " \"date\": \"$commitDateStrict8601\","
echo -n " \"$hashType\": \"$hash\""
if test -n "$fetchSubmodules"; then
echo ","