tg-info.sh

   1 #!/bin/sh
   2 # TopGit - A different patch queue manager
   3 # (c) Petr Baudis <pasky@suse.cz>  2008
   4 # GPLv2
   5
   6 name=
   7
   8
   9 ## Parse options
  10
  11 while [ -n "$1" ]; do
  12         arg="$1"; shift
  13         case "$arg" in
  14         -*)
  15                 echo "Usage: tg info [NAME]" >&2
  16                 exit 1;;
  17         *)
  18                 [ -z "$name" ] || die "name already specified ($name)"
  19                 name="$arg";;
  20         esac
  21 done
  22
  23 [ -n "$name" ] || name="$(git symbolic-ref HEAD | sed 's#^refs/heads/##')"
  24 base_rev="$(git rev-parse --short --verify "refs/top-bases/$name" 2>/dev/null)" ||
  25         die "not a TopGit-controlled branch"
  26
  27 measure="$(measure_branch "$name" "$base_rev")"
  28
  29 echo "Topic Branch: $name ($measure)"
  30 if [ "$(git rev-parse --short "$name")" = "$base_rev" ]; then
  31         echo "No commits."
  32         exit 0
  33 fi
  34
  35 git cat-file blob "$name:.topmsg" | grep ^Subject:
  36
  37 echo "Base: $base_rev"
  38 branch_contains "$name" "$base_rev" ||
  39         echo "Base is newer than head! Please run \`tg update\`."
  40
  41 deps="$(git cat-file blob "$name:.topdeps")"
  42 echo "Depends: $deps"
  43
  44 depcheck="$(mktemp)"
  45 needs_update "$name" >"$depcheck"
  46 if [ -s "$depcheck" ]; then
  47         echo "Needs update from:"
  48         cat "$depcheck" |
  49                 sed 's/ [^ ]* *$//' | # last is $name
  50                 sed 's/^: //' | # don't distinguish base updates
  51                 while read dep chain; do
  52                         echo -n "$dep "
  53                         [ -n "$chain" ] && echo -n "(<= $(echo "$chain" | sed 's/ / <= /')) "
  54                         dep_parent="${chain%% *}"
  55                         echo -n "($(measure_branch "$dep" "${dep2:-$name}"))"
  56                         echo
  57                 done | sed 's/^/\t/'
  58 else
  59         echo "Up-to-date."
  60 fi
  61 rm "$depcheck"