git-version-gen: port to Solaris 10
commitdd76853a033aa68be7c6a32b0f8636012962632f
authorPaul Eggert <eggert@cs.ucla.edu>
Mon, 21 Aug 2017 00:03:55 +0000 (20 17:03 -0700)
committerPaul Eggert <eggert@cs.ucla.edu>
Mon, 21 Aug 2017 00:04:21 +0000 (20 17:04 -0700)
treeb55250844e32c355322a7948cfa71f745b4fb4e8
parentec2d7255807370edb0c8f429c21b9dee566410a8
git-version-gen: port to Solaris 10

Problem reported by Dagobert Michelsen in:
http://lists.gnu.org/archive/html/grep-devel/2017-08/msg00002.html
* build-aux/git-version-gen (v_from_git):
Use expr instead of shell substitution.
ChangeLog
build-aux/git-version-gen