tg-summary.sh

   1 #!/bin/sh
   2 # TopGit - A different patch queue manager
   3 # (C) Petr Baudis <pasky@suse.cz>  2008
   4 # (C) Kyle J. McKay <mackyle@gmail.com>  2015
   5 # GPLv2
   6
   7 terse=
   8 graphviz=
   9 sort=
  10 deps=
  11 rdeps=
  12 head_from=
  13 branch=
  14
  15 ## Parse options
  16
  17 usage()
  18 {
  19         echo "Usage: ${tgname:-tg} [...] summary [-t | --sort | --deps | --rdeps | --graphviz] [-i | -w] [branch]" >&2
  20         exit 1
  21 }
  22
  23 while [ -n "$1" ]; do
  24         arg="$1"
  25         case "$arg" in
  26         -i|-w)
  27                 [ -z "$head_from" ] || die "-i and -w are mutually exclusive"
  28                 head_from="$arg";;
  29         -t)
  30                 terse=1;;
  31         --graphviz)
  32                 graphviz=1;;
  33         --sort)
  34                 sort=1;;
  35         --deps)
  36                 deps=1;;
  37         --rdeps)
  38                 rdeps=1;;
  39         -*)
  40                 usage;;
  41         *)
  42                 break;;
  43         esac
  44         shift
  45 done
  46 [ $# -le 1 ] || usage
  47
  48 if [ $# -eq 1 ]; then
  49         branch="$(verify_topgit_branch "$1")"
  50 fi
  51
  52 [ "$terse$graphviz$sort$deps" = "" ] ||
  53         [ "$terse$graphviz$sort$deps$rdeps" = "1" ] ||
  54         die "mutually exclusive options given"
  55
  56 get_branch_list()
  57 {
  58         if [ -n "$branch" ]; then
  59                 echo "$branch"
  60         else
  61                 non_annihilated_branches
  62         fi
  63 }
  64
  65 curname="$(strip_ref "$(git symbolic-ref HEAD 2>/dev/null)")"
  66
  67 show_rdeps()
  68 {
  69         printf '%s %s\n' "$(echo "$_depchain" | sed -e 's/[^ ][^ ]*/ /g')" "$_dep"
  70 }
  71
  72 if [ -n "$rdeps" ]; then
  73         no_remotes=1
  74         showbreak=
  75         get_branch_list |
  76                 while read b; do
  77                         [ -z "$showbreak" ] || echo
  78                         showbreak=1
  79                         ref_exists "refs/heads/$b" || continue
  80                         echo "$b"
  81                         recurse_preorder=1
  82                         recurse_deps show_rdeps "$b"
  83                 done
  84         exit 0
  85 fi
  86
  87 if [ -n "$graphviz" ]; then
  88         cat <<EOT
  89 # GraphViz output; pipe to:
  90 #   | dot -Tpng -o <output>
  91 # or
  92 #   | dot -Txlib
  93
  94 digraph G {
  95
  96 graph [
  97   rankdir = "TB"
  98   label="TopGit Layout\n\n\n"
  99   fontsize = 14
 100   labelloc=top
 101   pad = "0.5,0.5"
 102 ];
 103
 104 EOT
 105 fi
 106
 107 if [ -n "$sort" ]; then
 108         tsort_input="$(get_temp tg-summary-sort)"
 109         exec 4>$tsort_input
 110         exec 5<$tsort_input
 111 fi
 112
 113 ## List branches
 114
 115 process_branch()
 116 {
 117         missing_deps=
 118
 119         current=' '
 120         [ "$name" != "$curname" ] || current='>'
 121         from=$head_from
 122         [ "$name" = "$curname" ] ||
 123                 from=
 124         nonempty=' '
 125         ! branch_empty "$name" $from || nonempty='0'
 126         remote=' '
 127         [ -z "$base_remote" ] || remote='l'
 128         ! has_remote "$name" || remote='r'
 129         rem_update=' '
 130         [ "$remote" != 'r' ] || ! ref_exists "refs/remotes/$base_remote/top-bases/$name" || {
 131                 branch_contains "refs/top-bases/$name" "refs/remotes/$base_remote/top-bases/$name" &&
 132                 branch_contains "$name" "refs/remotes/$base_remote/$name"
 133         } || rem_update='R'
 134         [ "$rem_update" = 'R' ] || branch_contains "refs/remotes/$base_remote/$name" "$name" 2>/dev/null ||
 135                 rem_update='L'
 136         deps_update=' '
 137         needs_update "$name" >/dev/null || deps_update='D'
 138         deps_missing=' '
 139         [ -z "$missing_deps" ] || deps_missing='!'
 140         base_update=' '
 141         branch_contains "$name" "refs/top-bases/$name" || base_update='B'
 142
 143         if [ "$(git rev-parse "$name")" != "$rev" ]; then
 144                 subject="$(cat_file "$name:.topmsg" $from | sed -n 's/^Subject: //p')"
 145         else
 146                 # No commits yet
 147                 subject="(No commits)"
 148         fi
 149
 150         printf '%s\t%-31s\t%s\n' "$current$nonempty$remote$rem_update$deps_update$deps_missing$base_update" \
 151                 "$name" "$subject"
 152 }
 153
 154 if [ -n "$deps" ]; then
 155         list_deps $head_from
 156         exit 0
 157 fi
 158
 159 get_branch_list |
 160         while read name; do
 161                 if [ -n "$terse" ]; then
 162                         echo "$name"
 163                 elif [ -n "$graphviz$sort" ]; then
 164                         from=$head_from
 165                         [ "$name" = "$curname" ] ||
 166                                 from=
 167                         cat_file "$name:.topdeps" $from | while read dep; do
 168                                 dep_is_tgish=true
 169                                 ref_exists "refs/top-bases/$dep" ||
 170                                         dep_is_tgish=false
 171                                 if ! "$dep_is_tgish" || ! branch_annihilated $dep; then
 172                                         if [ -n "$graphviz" ]; then
 173                                                 echo "\"$name\" -> \"$dep\";"
 174                                                 if [ "$name" = "$curname" ] || [ "$dep" = "$curname" ]; then
 175                                                         echo "\"$curname\" [style=filled,fillcolor=yellow];"
 176                                                 fi
 177                                         else
 178                                                 echo "$name $dep" >&4
 179                                         fi
 180                                 fi
 181                         done
 182                 else
 183                         process_branch
 184                 fi
 185         done
 186
 187 if [ -n "$graphviz" ]; then
 188         echo '}'
 189 fi
 190
 191 if [ -n "$sort" ]; then
 192         tsort <&5
 193 fi
 194
 195
 196 # vim:noet