tg-summary.sh

   1 #!/bin/sh
   2 # TopGit - A different patch queue manager
   3 # Copyright (C) Petr Baudis <pasky@suse.cz>  2008
   4 # Copyright (C) Kyle J. McKay <mackyle@gmail.com>  2015,2016,2017,2018
   5 # All rights reserved.
   6 # GPLv2
   7
   8 terse=
   9 graphviz=
  10 sort=
  11 deps=
  12 depsonly=
  13 rdeps=
  14 rdepsonce=1
  15 head_from=
  16 branches=
  17 head=
  18 heads=
  19 headsindep=
  20 headsonly=
  21 exclude=
  22 tgish=
  23 withdeps=
  24 verbose=0
  25
  26 ## Parse options
  27
  28 usage()
  29 {
  30         echo "Usage: ${tgname:-tg} [...] summary [-t | --list | --heads[-only] | --sort | --deps[-only] | --rdeps | --graphviz] [-i | -w] [--tgish-only] [--with[out]-(deps|related)] [--exclude branch]... [--all | branch...]" >&2
  31         exit 1
  32 }
  33
  34 while [ -n "$1" ]; do
  35         arg="$1"
  36         case "$arg" in
  37         -i|-w)
  38                 [ -z "$head_from" ] || die "-i and -w are mutually exclusive"
  39                 head_from="$arg";;
  40         -t|--list|-l|--terse)
  41                 terse=1;;
  42         -v|--verbose)
  43                 verbose=$(( $verbose + 1 ));;
  44         -vl|-lv)
  45                 terse=1 verbose=$(( $verbose + 1 ));;
  46         -vv)
  47                 verbose=$(( $verbose + 2 ));;
  48         -vvl|-vlv|-lvv)
  49                 terse=1 verbose=$(( $verbose + 2 ));;
  50         --heads|--topgit-heads)
  51                 heads=1
  52                 headsindep=;;
  53         --heads-independent)
  54                 heads=1
  55                 headsindep=1;;
  56         --heads-only)
  57                 headsonly=1;;
  58         --with-deps)
  59                 head=HEAD
  60                 withdeps=1;;
  61         --with-related)
  62                 head=HEAD
  63                 withdeps=2;;
  64         --without-deps|--no-with-deps|--without-related|--no-with-related)
  65                 head=HEAD
  66                 withdeps=0;;
  67         --graphviz)
  68                 graphviz=1;;
  69         --sort)
  70                 sort=1;;
  71         --deps)
  72                 deps=1;;
  73         --tgish-only)
  74                 tgish=1;;
  75         --deps-only)
  76                 head=HEAD
  77                 depsonly=1;;
  78         --rdeps)
  79                 head=HEAD
  80                 rdeps=1;;
  81         --rdeps-full)
  82                 head=HEAD
  83                 rdeps=1 rdepsonce=;;
  84         --rdeps-once)
  85                 head=HEAD
  86                 rdeps=1 rdepsonce=1;;
  87         --all)
  88                 break;;
  89         --exclude=*)
  90                 [ -n "${1#--exclude=}" ] || die "--exclude= requires a branch name"
  91                 exclude="$exclude ${1#--exclude=}";;
  92         --exclude)
  93                 shift
  94                 [ -n "$1" ] && [ "$1" != "--all" ] || die "--exclude requires a branch name"
  95                 exclude="$exclude $1";;
  96         -*)
  97                 usage;;
  98         *)
  99                 break;;
 100         esac
 101         shift
 102 done
 103 [ $# -eq 0 ] || defwithdeps=1
 104 [ -z "$exclude" ] || exclude="$exclude "
 105 doingall=
 106 [ $# -ne 0 ] || [ z"$head" != z"" ] || doingall=1
 107 if [ "$1" = "--all" ]; then
 108         [ -z "$withdeps" ] || die "mutually exclusive options given"
 109         [ $# -eq 1 ] || usage
 110         shift
 111         head=
 112         defwithdeps=
 113         doingall=1
 114 fi
 115 [ "$heads$rdeps" != "11" ] || head=
 116 [ $# -ne 0 ] || [ -z "$head" ] || set -- "$head"
 117 [ -z "$defwithdeps" ] || [ $# -ne 1 ] || { [ z"$1" != z"HEAD" ] && [ z"$1" != z"@" ]; } || defwithdeps=2
 118
 119 [ "$terse$heads$headsonly$graphviz$sort$deps$depsonly" = "" ] ||
 120         [ "$terse$heads$headsonly$graphviz$sort$deps$depsonly$rdeps" = "1" ] ||
 121         { [ "$terse$heads$headsonly$graphviz$sort$deps$depsonly$rdeps" = "11" ] && [ "$heads$rdeps" = "11" ]; } ||
 122         die "mutually exclusive options given"
 123 [ -z "$withdeps" ] || [ -z "$rdeps$depsonly$heads$headsonly" ] ||
 124         die "mutually exclusive options given"
 125
 126 for b; do
 127         [ "$b" != "--all" ] || usage
 128         branches="$branches $(verify_topgit_branch "$b")"
 129 done
 130
 131 get_branch_list()
 132 {
 133         if [ -n "$branches" ]; then
 134                 if [ -n "$1" ]; then
 135                         printf '%s\n' $branches | sort -u
 136                 else
 137                         printf '%s\n' $branches
 138                 fi
 139         else
 140                 non_annihilated_branches
 141         fi
 142 }
 143
 144 show_heads_independent()
 145 {
 146         topics="$(get_temp topics)"
 147         get_branch_list | sed -e 's,^\(.*\)$,refs/heads/\1 \1,' |
 148         git cat-file --batch-check='%(objectname) %(rest)' |
 149         sort -u -b -k1,1 >"$topics"
 150         git merge-base --independent $(cut -d ' ' -f 1 <"$topics") |
 151         sort -u -b -k1,1 | join - "$topics" | sort -u -b -k2,2 |
 152         while read rev name; do
 153                 case "$exclude" in *" $name "*) continue; esac
 154                 printf '%s\n' "$name"
 155         done
 156 }
 157
 158 show_heads_topgit()
 159 {
 160         if [ -n "$branches" ]; then
 161                 navigate_deps -s=-1 -1 -- "$branches" | sort
 162         else
 163                 navigate_deps -s=-1
 164         fi |
 165         while read -r name; do
 166                 case "$exclude" in *" $name "*) continue; esac
 167                 printf '%s\n' "$name"
 168         done
 169 }
 170
 171 show_heads()
 172 {
 173     if [ -n "$headsindep" ]; then
 174             show_heads_independent "$@"
 175     else
 176             show_heads_topgit "$@"
 177     fi
 178 }
 179
 180 if [ -n "$heads" ] && [ -z "$rdeps" ]; then
 181         show_heads
 182         exit 0
 183 fi
 184
 185 # if $1 is non-empty, show the dep only (including self), not the edge (no self)
 186 show_deps()
 187 {
 188         if [ -n "$branches" ]; then
 189                 edgenum=2
 190                 [ -z "$1" ] || edgenum=1
 191                 no_remotes=1
 192                 recurse_deps_exclude="$exclude"
 193                 recurse_deps_internal -n ${tgish:+-t} -m ${1:+-s} -e=$edgenum -- $branches | sort -u
 194         else
 195                 cutcmd=
 196                 [ -z "$1" ] || cutcmd='| cut -d " " -f 2 | sort -u'
 197                 refslist=
 198                 [ -z "$tg_read_only" ] || [ -z "$tg_ref_cache" ] || ! [ -s "$tg_ref_cache" ] ||
 199                 refslist="-r=\"$tg_ref_cache\""
 200                 tdopt=
 201                 v_get_tdopt tdopt "$head_from"
 202                 eval run_awk_topgit_deps "$refslist" "$tdopt" "${tgish:+-t}" \
 203                         "${1:+-s}" '-n -x="$exclude" "refs/$topbases"' "$cutcmd"
 204         fi
 205 }
 206
 207 if [ -n "$deps$depsonly$sort" ]; then
 208         eval show_deps $depsonly "${sort:+|tsort}"
 209         exit 0
 210 fi
 211
 212 if [ -n "$rdeps" ]; then
 213         no_remotes=1
 214         recurse_preorder=1
 215         recurse_deps_exclude="$exclude"
 216         showbreak=
 217         {
 218                 if [ -n "$heads" ]; then
 219                         show_heads
 220                 else
 221                         get_branch_list
 222                 fi
 223         } | while read -r b; do
 224                 case "$exclude" in *" $b "*) continue; esac
 225                 ref_exists "refs/heads/$b" || continue
 226                 [ -z "$showbreak" ] || echo
 227                 showbreak=1
 228                 recurse_deps_internal ${tgish:+-t} -n -s ${rdepsonce:+-o=-1} "$b" |
 229                 awk -v elided="$rdepsonce" '{
 230                         if ($1 == "1" || NF < 5) next
 231                         xvisits = $4
 232                         dep = $5
 233                         if ($6 != "") haschild[$6] = 1
 234                         sub(/^[^ ]+ +[^ ]+ +[^ ]+ +[^ ]+ +[^ ]+/, "")
 235                         gsub(/ [^ ]+/, "  ")
 236                         xtra = ""
 237                         if (elided && xvisits > 0 && haschild[dep]) xtra="^"
 238                         print $0 dep xtra
 239                 }'
 240         done
 241         exit 0
 242 fi
 243
 244 if [ -n "$headsonly" ]; then
 245         defwithdeps=
 246         branches="$(show_heads)"
 247 fi
 248
 249 [ -n "$withdeps" ] || withdeps="$defwithdeps"
 250 if [ -z "$doingall$terse$graphviz$sort$withdeps$branches" ]; then
 251         branches="$(tg info --heads 2>/dev/null | paste -d " " -s -)" || :
 252         [ -z "$branches" ] || withdeps=1
 253 fi
 254 [ "$withdeps" != "0" ] || withdeps=
 255 if [ -n "$withdeps" ]; then
 256         [ "$withdeps" != "2" ] || branches="$(show_heads_topgit | paste -d " " -s -)"
 257         savetgish="$tgish"
 258         tgish=1
 259         origbranches="$branches"
 260         branches="$(show_deps 1 | paste -d " " -s -)"
 261         tgish="$savetgish"
 262 fi
 263
 264 if [ -n "$terse" ]; then
 265         refslist=
 266         [ -z "$tg_read_only" ] || [ -z "$tg_ref_cache" ] || ! [ -s "$tg_ref_cache" ] ||
 267         refslist="-r=\"$tg_ref_cache\""
 268         cmd="run_awk_topgit_msg --list"
 269         [ $verbose -lt 2 ] || cmd="run_awk_topgit_msg -c -nokind"
 270         [ $verbose -gt 0 ] || cmd="run_awk_topgit_branches -n"
 271         eval "$cmd" "$refslist" '-i="$branches" -x="$exclude" "refs/$topbases"'
 272         exit 0
 273 fi
 274
 275 curname="$(strip_ref "$(git symbolic-ref -q HEAD)")" || :
 276
 277 if [ -n "$graphviz" ]; then
 278         printf '%s\n\n' \
 279 '# GraphViz output; pipe to:
 280 #   | dot -Tpng -o <output>
 281 # or
 282 #   | dot -Txlib
 283
 284 digraph G {
 285
 286 graph [
 287   rankdir = "TB"
 288   label="TopGit Layout\n\n\n"
 289   fontsize = 14
 290   labelloc=top
 291   pad = "0.5,0.5"
 292 ];'
 293         show_deps | while read -r name dep; do
 294                 printf '"%s" -> "%s";\n' "$name" "$dep"
 295                 if [ "$name" = "$curname" ] || [ "$dep" = "$curname" ]; then
 296                         printf '"%s" [%s];\n' "$curname" "style=filled,fillcolor=yellow"
 297                 fi
 298         done
 299         printf '%s\n' '}'
 300         exit 0
 301 fi
 302
 303 compute_ahead_list()
 304 {
 305         aheadlist=
 306         refslist=
 307         [ -z "$tg_read_only" ] || [ -z "$tg_ref_cache" ] || ! [ -s "$tg_ref_cache" ] ||
 308         refslist="-r=\"$tg_ref_cache\""
 309         msgsfile="$(get_temp msgslist)"
 310         eval run_awk_topgit_msg -nokind "$refslist" '"refs/$topbases"' >"$msgsfile"
 311         needs_update_check_clear
 312         needs_update_check_no_same=1
 313         [ -z "$branches" ] || [ -n "$withdeps" ] || return 0
 314         [ -n "$withdeps" ] || origbranches="$(navigate_deps -s=-1 | paste -d ' ' -s -)"
 315         for onehead in $origbranches; do
 316                 case "$exclude" in *" $onehead "*) continue; esac
 317                 needs_update_check $onehead
 318         done
 319         aheadlist=" $needs_update_ahead "
 320 }
 321
 322 process_branch()
 323 {
 324         missing_deps=
 325
 326         current=' '
 327         [ "$name" != "$curname" ] || current='>'
 328         from=$head_from
 329         [ "$name" = "$curname" ] ||
 330                 from=
 331         nonempty=' '
 332         ! branch_empty "$name" $from || nonempty='0'
 333         remote=' '
 334         [ -z "$base_remote" ] || remote='l'
 335         ! has_remote "$name" || remote='r'
 336         rem_update=' '
 337         [ "$remote" != 'r' ] || ! ref_exists "refs/remotes/$base_remote/${topbases#heads/}/$name" || {
 338                 branch_contains "refs/$topbases/$name" "refs/remotes/$base_remote/${topbases#heads/}/$name" &&
 339                 branch_contains "refs/heads/$name" "refs/remotes/$base_remote/$name"
 340         } || rem_update='R'
 341         [ "$remote" != 'r' ] || [ "$rem_update" = 'R' ] || {
 342                 branch_contains "refs/remotes/$base_remote/$name" "refs/heads/$name" 2>/dev/null
 343         } || rem_update='L'
 344         needs_update_check "$name"
 345         deps_update=' '
 346         ! vcontains needs_update_behind "$name" || deps_update='D'
 347         deps_missing=' '
 348         ! vcontains needs_update_partial "$name" || deps_missing='!'
 349         base_update=' '
 350         branch_contains "refs/heads/$name" "refs/$topbases/$name" || base_update='B'
 351         ahead=' '
 352         case "$aheadlist" in *" $name "*) ahead='*'; esac
 353
 354         printf '%-8s %s\n' "$current$nonempty$remote$rem_update$deps_update$deps_missing$base_update$ahead" \
 355                 "$name"
 356 }
 357
 358 awkpgm='
 359 BEGIN {
 360         if (msgsfile != "") {
 361                 while ((e = (getline msg <msgsfile)) > 0) {
 362                         gsub(/[ \t]+/, " ", msg)
 363                         sub(/^ /, "", msg)
 364                         if (split(msg, scratch, " ") < 2 ||
 365                             scratch[1] == "" || scratch[2] == "") continue
 366                         msg = substr(msg, length(scratch[1]) + 2)
 367                         msgs[scratch[1]] = msg
 368                 }
 369                 close(msgsfile)
 370         }
 371 }
 372 {
 373         name = substr($0, 10)
 374         if (name != "" && name in msgs)
 375                 printf "%-39s\t%s\n", $0, msgs[name]
 376         else
 377                 print $0
 378 }
 379 '
 380 msgsfile=
 381 compute_ahead_list
 382 cmd='get_branch_list | while read name; do process_branch; done'
 383 [ -z "$msgsfile" ] || cmd="$cmd"' | awk -v msgsfile="$msgsfile" "$awkpgm"'
 384 eval "$cmd"