From d8a0d783b32b066c9d246e009791eddbf2aedbf3 Mon Sep 17 00:00:00 2001
From: orbea <orbea@fredslev.dk>
Date: Fri, 28 Dec 2018 08:21:42 -0800
Subject: [PATCH] cmake: Test for a .git directory.

This prevents the following error when git is found and the source
directory is not a git repo.

  fatal: not a git repository (or any parent up to mount point /)
  Stopping at filesystem boundary (GIT_DISCOVERY_ACROSS_FILESYSTEM not set).
---
 CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2b91161386..2d00fd1924 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -39,7 +39,7 @@ endif()
 
 # Get the GIT hash of the latest commit
 include(FindGit OPTIONAL)
-if (GIT_FOUND)
+if (GIT_FOUND AND EXISTS ${PROJECT_SOURCE_DIR}/.git)
 	execute_process(
 		COMMAND ${GIT_EXECUTABLE} rev-parse --short HEAD
 		WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}