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 sort=
   9
  10
  11 ## Parse options
  12
  13 while [ -n "$1" ]; do
  14         arg="$1"; shift
  15         case "$arg" in
  16         -t)
  17                 terse=1;;
  18         --graphviz)
  19                 graphviz=1;;
  20         --sort)
  21                 sort=1;;
  22         *)
  23                 echo "Usage: tg [...] summary [-t | --sort | --graphviz]" >&2
  24                 exit 1;;
  25         esac
  26 done
  27
  28 curname="$(git symbolic-ref HEAD | sed 's#^refs/\(heads\|top-bases\)/##')"
  29
  30 ! [ -n "$terse" -a -n "$graphviz" ] ||
  31         die "-t and --graphviz options are mutual exclusive"
  32
  33 ! [ -n "$sort" -a -n "$graphviz" ] ||
  34         die "--sort and --graphviz options are mutual exclusive"
  35
  36 ! [ -n "$sort" -a -n "$terse" ] ||
  37         die "-t and --sort options are mutual exclusive"
  38
  39 if [ -n "$graphviz" ]; then
  40         cat <<EOT
  41 # GraphViz output; pipe to:
  42 #   | dot -Tpng -o <ouput>
  43 # or
  44 #   | dot -Txlib
  45
  46 digraph G {
  47
  48 graph [
  49   rankdir = "TB"
  50   label="TopGit Layout\n\n\n"
  51   fontsize = 14
  52   labelloc=top
  53   pad = "0.5,0.5"
  54 ];
  55
  56 EOT
  57 fi
  58
  59 if [ -n "$sort" ]; then
  60         tsort_input=`mktemp`
  61         exec 4>$tsort_input
  62         exec 5<$tsort_input
  63         rm $tsort_input
  64 fi
  65
  66 ## List branches
  67
  68 git for-each-ref refs/top-bases |
  69         while read rev type ref; do
  70                 name="${ref#refs/top-bases/}"
  71                 if branch_annihilated "$name"; then
  72                         continue;
  73                 fi;
  74
  75                 if [ -n "$terse" ]; then
  76                         echo "$name"
  77                         continue
  78                 fi
  79                 if [ -n "$graphviz" ] || [ -n "$sort" ]; then
  80                         git cat-file blob "$name:.topdeps" | while read dep; do
  81                                 dep_is_tgish=true
  82                                 ref_exists "refs/top-bases/$dep"  ||
  83                                         dep_is_tgish=false
  84                                 if ! "$dep_is_tgish" || ! branch_annihilated $dep; then
  85                                         if [ -n "$graphviz" ]; then
  86                                                 echo "\"$name\" -> \"$dep\";"
  87                                         else
  88                                                 echo "$name $dep" >&4
  89                                         fi
  90                                 fi
  91                         done
  92                         continue
  93                 fi
  94
  95                 missing_deps=
  96
  97                 current=' '
  98                 [ "$name" != "$curname" ] || current='>'
  99                 nonempty=' '
 100                 ! branch_empty "$name" || nonempty='0'
 101                 remote=' '
 102                 [ -z "$base_remote" ] || remote='l'
 103                 ! has_remote "$name" || remote='r'
 104                 rem_update=' '
 105                 [ "$remote" != 'r' ] || ! ref_exists "refs/remotes/$base_remote/top-bases/$name" || {
 106                         branch_contains "refs/top-bases/$name" "refs/remotes/$base_remote/top-bases/$name" &&
 107                         branch_contains "$name" "refs/remotes/$base_remote/$name"
 108                 } || rem_update='R'
 109                 [ "$rem_update" = 'R' ] || branch_contains "refs/remotes/$base_remote/$name" "$name" 2>/dev/null ||
 110                         rem_update='L'
 111                 deps_update=' '
 112                 needs_update "$name" >/dev/null || deps_update='D'
 113                 deps_missing=' '
 114                 [ -z "$missing_deps" ] || deps_missing='!'
 115                 base_update=' '
 116                 branch_contains "$name" "refs/top-bases/$name" || base_update='B'
 117
 118                 if [ "$(git rev-parse "$name")" != "$rev" ]; then
 119                         subject="$(git cat-file blob "$name:.topmsg" | sed -n 's/^Subject: //p')"
 120                 else
 121                         # No commits yet
 122                         subject="(No commits)"
 123                 fi
 124
 125                 printf '%s\t%-31s\t%s\n' "$current$nonempty$remote$rem_update$deps_update$deps_missing$base_update" \
 126                         "$name" "$subject"
 127         done
 128
 129 if [ -n "$graphviz" ]; then
 130         echo '}'
 131 fi
 132
 133 if [ -n "$sort" ]; then
 134         tsort <&5
 135 fi
 136
 137
 138 # vim:noet