src/gc-sh-setup.sh

   1 #!/bin/sh
   2 # Copyright (c) 2008 David Soria Parra <dsp at php dot net>
   3 #
   4 # Licensed under the terms of the MIT License
   5 # See /usr/share/doc/gcutils/copyright
   6 # or http://www.opensource.org/licenses/mit-license.php
   7 unset CDPATH
   8
   9 VERSION="$VERSION$"
  10 PROGNAME="$PROGNAME$"
  11
  12 die()
  13 {
  14         echo >&2 "$@"
  15         exit 127
  16 }
  17
  18 check_git ()
  19 {
  20     git --version > /dev/null
  21
  22     if test $? != 0
  23     then
  24         die "Git not found. It's either not installed or not in \$PATH"
  25     fi
  26
  27     version=`git --version | grep -o -E "[12]\.([5]\.([0-9]{2,}|[3-9]+)|[6-9]\.[0-9]+)"`
  28     if test -z "$version"
  29     then
  30         die "Wrong git version. $prog needs git 1.5.3 or higher, but "`git --version`" found."
  31     fi
  32 }
  33
  34 version ()
  35 {
  36     echo "$PROGNAME: "`basename $0`-$VERSION
  37 }
  38
  39 locate_git_repo ()
  40 {
  41     gitdir=`git rev-parse --git-dir 2> /dev/null`
  42     test "$gitdir" = "" && die "Please use this command from a git working tree."
  43     cd $gitdir/..
  44 }