From e4d5753bd094cf542f54edbbd58417a5394f5384 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Wed, 19 Dec 2018 13:25:07 +0100
Subject: [PATCH] meson-vcs-tag: add work-around for git bug

---
 meson.build            | 2 +-
 tools/meson-vcs-tag.sh | 7 +++++--
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/meson.build b/meson.build
index 100265570d5..e3641e088c0 100644
--- a/meson.build
+++ b/meson.build
@@ -584,7 +584,7 @@ endif
 #####################################################################
 
 vcs_tagger = [meson.source_root() + '/tools/meson-vcs-tag.sh',
-              '@0@/.git'.format(meson.source_root()),
+              meson.source_root(),
               meson.project_version()]
 
 sed = find_program('sed')
diff --git a/tools/meson-vcs-tag.sh b/tools/meson-vcs-tag.sh
index 9b024c8c288..4345c2145a3 100755
--- a/tools/meson-vcs-tag.sh
+++ b/tools/meson-vcs-tag.sh
@@ -3,7 +3,10 @@
 set -eu
 set -o pipefail
 
-gitdir="$1"
+dir="$1"
 fallback="$2"
 
-git --git-dir="$gitdir" describe --abbrev=7 --dirty=+ 2>/dev/null | sed 's/^v//' || echo "$fallback"
+# Apparently git describe has a bug where it always considers the work-tree
+# dirty when invoked with --git-dir (even though 'git status' is happy). Work
+# around this issue by cd-ing to the source directory.
+cd "$dir" && git describe --abbrev=7 --dirty=+ 2>/dev/null | sed 's/^v//' || echo "$fallback"
-- 
2.39.5