From f9fb6188dc5ec974a74df5bf5af7423271b47698 Mon Sep 17 00:00:00 2001
From: Paul Eggert <address@hidden>
Date: Sun, 20 Aug 2017 17:03:55 -0700
Subject: [PATCH] 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                 | 8 ++++++++
 build-aux/git-version-gen | 5 +++--
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index eb71b1a..4c34008 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2017-08-20  Paul Eggert  <address@hidden>
+
+	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.
+
 2017-08-19  Bruno Haible  <address@hidden>
 
 	host-cpu-c-abi: Improve detection of MIPS ABI.
diff --git a/build-aux/git-version-gen b/build-aux/git-version-gen
index a8818b2..b41f891 100755
--- a/build-aux/git-version-gen
+++ b/build-aux/git-version-gen
@@ -1,6 +1,6 @@
 #!/bin/sh
 # Print a version string.
-scriptversion=2017-08-07.06; # UTC
+scriptversion=2017-08-20.18; # UTC
 
 # Copyright (C) 2007-2017 Free Software Foundation, Inc.
 #
@@ -167,7 +167,8 @@ then
     # tag or the previous older version that did not?
     #   Newer: v6.10-77-g0f8faeb
     #   Older: v6.10-g0f8faeb
-    case ${v#-g*} in
+    vprefix=`expr "X$v" : 'X\(.*\)-g[^-]*$'` || vprefix=$v
+    case $vprefix in
         *-*) : git describe is probably okay three part flavor ;;
         *)
             : git describe is older two part flavor
-- 
2.7.4