chiark / gitweb /
add news file
[topgit.git] / tg-summary.sh
1 #!/bin/sh
2 # TopGit - A different patch queue manager
3 # (c) Petr Baudis <pasky@suse.cz>  2008
4 # GPLv2
5
6 terse=
7 graphviz=
8
9
10 ## Parse options
11
12 while [ -n "$1" ]; do
13         arg="$1"; shift
14         case "$arg" in
15         -t)
16                 terse=1;;
17         --graphviz)
18                 graphviz=1;;
19         *)
20                 echo "Usage: tg [...] summary [-t | --graphviz]" >&2
21                 exit 1;;
22         esac
23 done
24
25 curname="$(git symbolic-ref HEAD | sed 's#^refs/\(heads\|top-bases\)/##')"
26
27 if [ -n "$graphviz" ]; then
28         cat <<EOT
29 # GraphViz output; pipe to:
30 #   | dot -Tpng -o <ouput>
31 # or
32 #   | dot -Txlib
33
34 digraph G {
35
36 graph [
37   rankdir = "TB"
38   label="TopGit Layout\n\n\n"
39   fontsize = 14
40   labelloc=top
41   pad = "0.5,0.5"
42 ];
43
44 EOT
45 fi
46
47
48 ## List branches
49
50 git for-each-ref refs/top-bases |
51         while read rev type ref; do
52                 name="${ref#refs/top-bases/}"
53                 if [ -n "$terse" ]; then
54                         echo "$name"
55                         continue
56                 fi
57                 if [ -n "$graphviz" ]; then
58                         git cat-file blob "$name:.topdeps" | while read dep; do
59                                 echo "\"$name\" -> \"$dep\";"
60                         done
61                         continue
62                 fi
63
64                 missing_deps=
65
66                 current=' '
67                 [ "$name" != "$curname" ] || current='>'
68                 nonempty=' '
69                 ! branch_empty "$name" || nonempty='0'
70                 remote=' '
71                 [ -z "$base_remote" ] || remote='l'
72                 ! has_remote "$name" || remote='r'
73                 rem_update=' '
74                 [ "$remote" != 'r' ] || ! ref_exists "refs/remotes/$base_remote/top-bases/$name" || {
75                         branch_contains "refs/top-bases/$name" "refs/remotes/$base_remote/top-bases/$name" &&
76                         branch_contains "$name" "refs/remotes/$base_remote/$name"
77                 } || rem_update='R'
78                 [ "$rem_update" = 'R' ] || branch_contains "refs/remotes/$base_remote/$name" "$name" 2>/dev/null ||
79                         rem_update='L'
80                 deps_update=' '
81                 needs_update "$name" >/dev/null || deps_update='D'
82                 deps_missing=' '
83                 [ -z "$missing_deps" ] || deps_missing='!'
84                 base_update=' '
85                 branch_contains "$name" "refs/top-bases/$name" || base_update='B'
86
87                 if [ "$(git rev-parse "$name")" != "$rev" ]; then
88                         subject="$(git cat-file blob "$name:.topmsg" | sed -n 's/^Subject: //p')"
89                 else
90                         # No commits yet
91                         subject="(No commits)"
92                 fi
93
94                 printf '%s\t%-31s\t%s\n' "$current$nonempty$remote$rem_update$deps_update$deps_missing$base_update" \
95                         "$name" "$subject"
96         done
97
98 if [ -n "$graphviz" ]; then
99         echo '}'
100 fi