tg-log.sh

   1 #!/bin/sh
   2 # TopGit - A different patch queue manager
   3 # (c) Petr Baudis <pasky@suse.cz>  2008
   4 # (c) Bert Wesarg <Bert.Wesarg@googlemail.com>  2009
   5 # GPLv2
   6
   7 name=
   8
   9
  10 ## Parse options
  11
  12 logcmd="log"
  13
  14 while [ -n "$1" ]; do
  15         arg="$1"
  16         case "$arg" in
  17         --)
  18                 case "$2" in
  19                 -*)
  20                         shift; break;;
  21                 *)
  22                         break;;
  23                 esac;;
  24         -|-h|--help)
  25                 echo "Usage: ${tgname:-tg} [...] log [--compact] [<name>] [--] [<git-log-option>...]" >&2
  26                 exit 1;;
  27         --compact)
  28                 logcmd="log-compact";;
  29         --command=?*)
  30                 logcmd="${arg#--command=}";;
  31         -?*)
  32                 if test="$(verify_topgit_branch "$arg" -f)"; then
  33                         [ -z "$name" ] || die "name already specified ($name)"
  34                         name="$arg"
  35                 else
  36                         break
  37                 fi;;
  38         *)
  39                 [ -z "$name" ] || die "name already specified ($name)"
  40                 name="$arg";;
  41         esac
  42         shift
  43 done
  44
  45 name="$(verify_topgit_branch "${name:-HEAD}")"
  46 base_rev="$(git rev-parse --short --verify "refs/$topbases/$name^0" -- 2>/dev/null)" ||
  47         die "not a TopGit-controlled branch"
  48 depcnt="$(git cat-file blob "refs/heads/$name:.topdeps" 2>/dev/null | awk 'END {print NR}')"
  49 nomerges=--no-merges
  50 [ "$depcnt" -gt 0 ] || nomerges=
  51
  52 hasdd=
  53 for a; do
  54         [ "$a" != "--" ] || { hasdd=1; break; }
  55 done
  56 if [ -z "$hasdd" ]; then
  57         git $logcmd --first-parent $nomerges "$@" "refs/$topbases/$name".."$name"
  58 else
  59         cmd='git $logcmd --first-parent $nomerges'
  60         while [ $# -gt 0 -a "$1" != "--" ]; do
  61                 cmd="$cmd $(quotearg "$1")"
  62                 shift
  63         done
  64         cmd="$cmd $(quotearg "refs/$topbases/$name".."$name")"
  65         while [ $# -gt 0 ]; do
  66                 cmd="$cmd $(quotearg "$1")"
  67                 shift
  68         done
  69         eval "$cmd"
  70 fi