13 for p in $(git rev-list --parents --max-count=1 $head 2>/dev/null)
15 test $tree = $(git rev-parse $p^{tree} 2>/dev/null) &&
16 vn=$(git describe --abbrev=4 $p 2>/dev/null) &&
18 gitgui-[0-9]*) echo $vn; break;;
23 # We may be a subproject, so try looking for the merge
24 # commit that supplied this directory content if we are
25 # not at the toplevel. We probably will always be the
26 # second parent in the commit, but we shouldn't rely on
29 # If we are at the toplevel or the merge assumption fails
30 # try looking for a gitgui-* tag, or fallback onto the
31 # distributed version file.
33 if prefix="$(git rev-parse --show-prefix 2>/dev/null)"
35 head=$(git rev-list --max-count=1 HEAD -- . 2>/dev/null) &&
36 tree=$(git rev-parse --verify "HEAD:$prefix" 2>/dev/null) &&
37 VN=$(tree_search $head $tree)
39 gitgui-[0-9]*) : happy ;;
43 VN=$(echo "$VN" | sed -e 's/^gitgui-//;s/-/./g');
44 elif VN=$(git describe --abbrev=4 HEAD 2>/dev/null) &&
46 gitgui-[0-9]*) : happy ;;
50 VN=$(echo "$VN" | sed -e 's/^gitgui-//;s/-/./g');
53 VN=$(cat version) || VN="$DEF_VER"
58 dirty=$(sh -c 'git diff-index --name-only HEAD' 2>/dev/null) || dirty=
68 VC=$(sed -e 's/^GITGUI_VERSION = //' <$GVF)
72 test "$VN" = "$VC" || {
73 echo >&2 "GITGUI_VERSION = $VN"
74 echo "GITGUI_VERSION = $VN" >$GVF