# (c) Petr Baudis <pasky@suse.cz> 2008
# GPLv2
+terse=
+graphviz=
+sort=
+deps=
+
## Parse options
-if [ -n "$1" ]; then
- echo "Usage: tg summary" >&2
- exit 1
+while [ -n "$1" ]; do
+ arg="$1"; shift
+ case "$arg" in
+ -t)
+ terse=1;;
+ --graphviz)
+ graphviz=1;;
+ --sort)
+ sort=1;;
+ --deps)
+ deps=1;;
+ *)
+ echo "Usage: tg [...] summary [-t | --sort | --deps | --graphviz]" >&2
+ exit 1;;
+ esac
+done
+
+curname="$(git symbolic-ref HEAD | sed 's#^refs/\(heads\|top-bases\)/##')"
+
+[ "$terse$graphviz$sort$deps" = "" ] ||
+ [ "$terse$graphviz$sort$deps" = "1" ] ||
+ die "mutually exclusive options given"
+
+if [ -n "$graphviz" ]; then
+ cat <<EOT
+# GraphViz output; pipe to:
+# | dot -Tpng -o <ouput>
+# or
+# | dot -Txlib
+
+digraph G {
+
+graph [
+ rankdir = "TB"
+ label="TopGit Layout\n\n\n"
+ fontsize = 14
+ labelloc=top
+ pad = "0.5,0.5"
+];
+
+EOT
fi
+if [ -n "$sort" ]; then
+ tsort_input=`mktemp`
+ exec 4>$tsort_input
+ exec 5<$tsort_input
+ rm $tsort_input
+fi
## List branches
+process_branch()
+{
+ missing_deps=
+
+ current=' '
+ [ "$name" != "$curname" ] || current='>'
+ nonempty=' '
+ ! branch_empty "$name" || nonempty='0'
+ remote=' '
+ [ -z "$base_remote" ] || remote='l'
+ ! has_remote "$name" || remote='r'
+ rem_update=' '
+ [ "$remote" != 'r' ] || ! ref_exists "refs/remotes/$base_remote/top-bases/$name" || {
+ branch_contains "refs/top-bases/$name" "refs/remotes/$base_remote/top-bases/$name" &&
+ branch_contains "$name" "refs/remotes/$base_remote/$name"
+ } || rem_update='R'
+ [ "$rem_update" = 'R' ] || branch_contains "refs/remotes/$base_remote/$name" "$name" 2>/dev/null ||
+ rem_update='L'
+ deps_update=' '
+ needs_update "$name" >/dev/null || deps_update='D'
+ deps_missing=' '
+ [ -z "$missing_deps" ] || deps_missing='!'
+ base_update=' '
+ branch_contains "$name" "refs/top-bases/$name" || base_update='B'
+
+ if [ "$(git rev-parse "$name")" != "$rev" ]; then
+ subject="$(git cat-file blob "$name:.topmsg" | sed -n 's/^Subject: //p')"
+ else
+ # No commits yet
+ subject="(No commits)"
+ fi
+
+ printf '%s\t%-31s\t%s\n' "$current$nonempty$remote$rem_update$deps_update$deps_missing$base_update" \
+ "$name" "$subject"
+}
+
+if [ -n "$deps" ]; then
+ list_deps
+ exit 0
+fi
+
git for-each-ref refs/top-bases |
- while read rev name ref; do
+ while read rev type ref; do
name="${ref#refs/top-bases/}"
+ if branch_annihilated "$name"; then
+ continue;
+ fi
- nonempty=
- ! branch_empty "$name" || nonempty='0'
- deps_update=' '
- needs_update "$name" >/dev/null || deps_update='D'
- base_update=' '
- branch_contains "$name" "refs/top-bases/$name" || base_update='B'
-
- if [ "$(git rev-parse "$name")" != "$rev" ]; then
- subject="$(git cat-file blob "$name:.topmsg" | sed -n 's/^Subject: //p')"
+ if [ -n "$terse" ]; then
+ echo "$name"
+ elif [ -n "$graphviz$sort" ]; then
+ git cat-file blob "$name:.topdeps" | while read dep; do
+ dep_is_tgish=true
+ ref_exists "refs/top-bases/$dep" ||
+ dep_is_tgish=false
+ if ! "$dep_is_tgish" || ! branch_annihilated $dep; then
+ if [ -n "$graphviz" ]; then
+ echo "\"$name\" -> \"$dep\";"
+ if [ "$name" = "$curname" ] || [ "$dep" = "$curname" ]; then
+ echo "\"$curname\" [style=filled,fillcolor=yellow];"
+ fi
+ else
+ echo "$name $dep" >&4
+ fi
+ fi
+ done
else
- # No commits yet
- subject="(No commits)"
+ process_branch
fi
-
- printf '%s%s%s\t%-31s\t%s\n' "$nonempty" "$deps_update" "$base_update" \
- "$name" "$subject"
done
+
+if [ -n "$graphviz" ]; then
+ echo '}'
+fi
+
+if [ -n "$sort" ]; then
+ tsort <&5
+fi
+
+
+# vim:noet