From 73893edb5cfb069c4d1e2c4e1f14bed939deda56 Mon Sep 17 00:00:00 2001
From: alef <alef@users.noreply.github.com>
Date: Mon, 28 Nov 2022 23:01:08 +0100
Subject: [PATCH] Install VERSION.txt

---
 CMakeLists.txt | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 921da1beab153..56a6f970bb292 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -55,6 +55,19 @@ if (NOT "${GIT_VERSION}" MATCHES "GIT-NOTFOUND")
             "// NOLINT(cata-header-guard)\n\#define VERSION \"${GIT_VERSION}\"\n")
     message(STATUS "${PROJECT_NAME} build version is: ${GIT_VERSION}")
     add_definitions(-DGIT_VERSION)
+
+    # get_git_head_revision() does not work with worktrees in Windows
+    execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse HEAD
+        WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
+        OUTPUT_VARIABLE _sha1
+        OUTPUT_STRIP_TRAILING_WHITESPACE)
+    string(TIMESTAMP _timestamp %Y-%m-%d-%H%M)
+    file(WRITE VERSION.txt "\
+build type: ${BUILD_PRESET_NAME}\n\
+build number: ${_timestamp}\n\
+commit sha: ${_sha1}\n\
+commit url: https://github.com/CleverRaven/Cataclysm-DDA/commit/${_sha1}"
+    )
 endif ()
 
 #OS Check Placeholders. Will be used for BINDIST