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Store exact submodule commit for --treeish #42

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Store exact submodule commit for --treeish #42

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4f11a32
Store submodule commits bounded for `HEAD` of top repository
KSR-Yasuda Feb 7, 2024
388a0a4
Store exact submodule commits for direct submodule.
KSR-Yasuda Feb 8, 2024
1c522f9
Try to search non-direct submodule's exact commit
KSR-Yasuda Feb 8, 2024
acfe11d
Use `git rev-parse --show-toplevel` to get each submodule's top dir i…
KSR-Yasuda Feb 9, 2024
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35 changes: 33 additions & 2 deletions git-archive-all.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -249,9 +249,40 @@ fi
if [ $VERBOSE -eq 1 ]; then
echo -n "archiving submodules..."
fi
git submodule >>"$TMPLIST"

TOP_TREEISH=$TREEISH
TOP_TREEISH_HASH=$(git rev-parse "$TOP_TREEISH")
TOP_HEAD_HASH=$(git rev-parse HEAD)
git submodule status --recursive --cached >> "$TMPLIST"
while read path; do
TREEISH=$(grep "^ .*${path%/} " "$TMPLIST" | cut -d ' ' -f 2) # git submodule does not list trailing slashes in $path
# git submodule does not list trailing slashes in $path. Remove it in $TREEISH search.
TREEISH=$(git ls-tree "${TOP_TREEISH}" "${path%/}" | awk '{ print $3 }')

if [ -z "$TREEISH" ]; then
# It is not top repo's direct submodule.
ppath=$(realpath --relative-base="${PWD}" "$(git -C "${path%/*/}" rev-parse --show-toplevel)")
pathbase=$(realpath --relative-base="${ppath}" "${path%/}")

PARENT_TREEISH=$(sed -nr -e 's@^[ +-]@@' -e 's@ +\(.*\)$@@' -e 's@([^ ]+) +'"${ppath}"'$@\1@ p' "$TMPLIST" | tail -n1)
if [ -n "$PARENT_TREEISH" ]; then
TREEISH=$(git -C "${ppath}" ls-tree "${PARENT_TREEISH}" "${pathbase}" | awk '{ print $3 }')
fi
fi

if [ -z "$TREEISH" ]; then
if [ "$TOP_TREEISH_HASH" != "$TOP_HEAD_HASH" ]; then
echo >&2 -e "\e[33;1mWarning:\e[22m Submodule \"${path%/}\" hash for top repo's ${TOP_TREEISH} was not obtained. Use the commit for top repo's HEAD.\e[m"
fi

TREEISH=$(sed -nr -e 's@^[ +-]@@' -e 's@ +\(.*\)$@@' -e 's@([^ ]+) +'"${path%/}"'$@\1@ p' "$TMPLIST" | tail -n1)
if [ -z "$TREEISH" ]; then
echo >&2 -e "\e[33;1mWarning:\e[22m Submodule \"${path%/}\" hash for top repo's HEAD was not obtained. Use the commit for the submodule's HEAD.\e[m"
TREEISH=HEAD
fi
fi
echo " ${TREEISH} ${path%/}" >> "${TMPLIST}" # Update the chosen commit
echo >&2 "Submodule \"${path%/}\" commit for top repo's ${TOP_TREEISH}: ${TREEISH:-HEAD} ($(git -C ${path} name-rev --name-only "${TREEISH}"))"

cd "$path"
rm -f "$TMPDIR"/"$(echo "$path" | sed -e 's/\//./g')"$FORMAT
git archive --format=$FORMAT --prefix="${PREFIX}$path" $ARCHIVE_OPTS ${TREEISH:-HEAD} > "$TMPDIR"/"$(echo "$path" | sed -e 's/\//./g')"$FORMAT
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