git-up

   1 #!/bin/sh
   2
   3 #==============================================================================
   4 # git-up
   5 # File ID: 96b89f6a-d1eb-11e7-9056-f74d993421b0
   6 #
   7 # Make a full Git update in the current repository
   8 #
   9 # Author: Øyvind A. Holm <sunny@sunbase.org>
  10 # License: GNU General Public License version 2 or later.
  11 #==============================================================================
  12
  13 progname=git-up
  14 VERSION=0.1.4
  15
  16 T_GREEN=$(tput setaf 2)
  17 T_RED=$(tput setaf 1)
  18 T_RESET=$(tput sgr0)
  19
  20 opt_help=0
  21 opt_quiet=0
  22 opt_verbose=0
  23 while test -n "$1"; do
  24         case "$1" in
  25         -h|--help) opt_help=1; shift ;;
  26         -q|--quiet) opt_quiet=$(($opt_quiet + 1)); shift ;;
  27         -v|--verbose) opt_verbose=$(($opt_verbose + 1)); shift ;;
  28         --version) echo $progname $VERSION; exit 0 ;;
  29         --) shift; break ;;
  30         *)
  31                 if printf '%s\n' "$1" | grep -q ^-; then
  32                         echo "$progname: $1: Unknown option" >&2
  33                         exit 1
  34                 else
  35                         break
  36                 fi
  37         break ;;
  38         esac
  39 done
  40 opt_verbose=$(($opt_verbose - $opt_quiet))
  41
  42 runcmd() {
  43         echo >&2
  44         echo "$T_GREEN$progname: $*$T_RESET" >&2
  45         $@
  46 }
  47
  48 if test "$opt_help" = "1"; then
  49         test $opt_verbose -gt 0 && { echo; echo $progname $VERSION; }
  50         cat <<END
  51
  52 Make a full Git update in the current repository. Fetch everything from
  53 all remotes, update all local branches and create commit-* branches from
  54 dangling heads.
  55
  56 Usage: $progname [options]
  57
  58 Options:
  59
  60   -h, --help
  61     Show this help.
  62   -q, --quiet
  63     Be more quiet. Can be repeated to increase silence.
  64   -v, --verbose
  65     Increase level of verbosity. Can be repeated.
  66   --version
  67     Print version information.
  68
  69 END
  70         exit 0
  71 fi
  72
  73 repotop="$(git rev-parse --show-toplevel)"
  74 if [ -z "$repotop" ]; then
  75         echo $progname: Not in a Git repository >&2
  76         exit 1
  77 fi
  78
  79 cd "$repotop" || {
  80         echo $progname: $repotop: Cannot chdir to top of repo >&2
  81         exit 1
  82 }
  83
  84 currbranch=$(git rev-parse --abbrev-ref HEAD)
  85
  86 safe_checkout() {
  87         local branch=$1
  88
  89         if test -n "$currbranch" -a "$currbranch" != "HEAD"; then
  90                 runcmd git checkout "$branch"
  91         else
  92                 echo -n "$T_RED$progname: " >&2
  93                 echo "No current branch, skip \"git checkout $branch\"$T_RESET" >&2
  94         fi
  95 }
  96
  97 runcmd git fetch --all --prune
  98 runcmd git merge --ff-only
  99 safe_checkout $(git rev-parse HEAD)
 100 runcmd git allbr -a
 101 safe_checkout -
 102 runcmd git dangling
 103
 104 # vim: set ts=8 sw=8 sts=8 noet fo+=w tw=79 fenc=UTF-8 :