From f43d21eab3159868814c3df421bd1f08cfa5be03 Mon Sep 17 00:00:00 2001
From: Dirk Zimoch <dirk.zimoch@psi.ch>
Date: Thu, 2 Sep 2021 14:32:10 +0200
Subject: [PATCH] always have git hash in version string

---
 src/tools/genVersionHeader.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/tools/genVersionHeader.pl b/src/tools/genVersionHeader.pl
index 2466aef6b..a1354e66e 100644
--- a/src/tools/genVersionHeader.pl
+++ b/src/tools/genVersionHeader.pl
@@ -75,7 +75,7 @@ if (!$vcs && -d "$opt_t/.git") { # Git
     # v1-4-abcdef-dirty
     # is 4 commits after tag 'v1' with short hash abcdef
     # with uncommited modifications
-    my $result = `git describe --always --tags --dirty --abbrev=20`;
+    my $result = `git describe --always --tags --dirty --long`;
     chomp $result;
     print "== git describe:\n$result\n==\n" if $opt_v;
     if (!$? && $result ne '') {