tools/gitrev.sh

   1 #!/bin/sh
   2
   3 # We might be run during buildkernel/world, where PATH is
   4 # limited.  To reach git, we need to add the directories
   5 # git might be located in.  Not a very nice solution, but
   6 # it works well enough.
   7 PATH=$PATH:/usr/pkg/bin:/usr/local/bin
   8
   9 srcdir=${1:-$(dirname $0)}
  10
  11 [ -n "$srcdir" ] && cd "$srcdir"
  12
  13 if ! git version >/dev/null 2>&1 ||
  14         ! cd "$(dirname "$0")" ||
  15         ! git rev-parse --git-dir >/dev/null 2>&1
  16 then
  17         exit 0
  18 fi
  19
  20 v=$(git describe --abbrev=5 2>/dev/null || git rev-parse --short HEAD)
  21 git update-index -q --refresh
  22 v=$(echo "$v" | sed -e 'y/-/./')
  23 [ -z "$(git diff-index --name-only HEAD --)" ] || v="$v*"
  24
  25 echo "$v"
  26 exit 0