From c215623224d015ab73da5166634feff00a8adc74 Mon Sep 17 00:00:00 2001
From: V10lator <v10lator@myway.de>
Date: Thu, 17 Jul 2025 20:28:50 +0200
Subject: [PATCH] Fix version string in case of incomplete git history or other
 errors (#459)

Signed-off-by: Thomas Rohloff <v10lator@myway.de>
Co-authored-by: MegaMech <MegaMech@users.noreply.github.com>
---
 CMakeLists.txt | 30 +++++++++++++++++++++++-------
 1 file changed, 23 insertions(+), 7 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2c62337c2..0861b55b0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,14 +17,28 @@ execute_process(
   OUTPUT_VARIABLE PROJECT_VERSION
   OUTPUT_STRIP_TRAILING_WHITESPACE
 )
-string(REPLACE "-" ";" PROJECT_VERSION_LIST "${PROJECT_VERSION}")
-list(GET PROJECT_VERSION_LIST 0 PROJECT_VERSION_PATCH)
-string(REPLACE "." ";" PROJECT_VERSION_LIST "${PROJECT_VERSION_PATCH}")
-list(LENGTH PROJECT_VERSION_LIST PROJECT_VERSION_LIST_LENGTH)
-if (${PROJECT_VERSION_LIST_LENGTH} LESS 3)
-  set(PROJECT_VERSION_PATCH 0)
+if (DEFINED PROJECT_VERSION AND NOT "${PROJECT_VERSION}" STREQUAL "")
+  string(REPLACE "-" ";" PROJECT_VERSION_LIST "${PROJECT_VERSION}")
+  list(GET PROJECT_VERSION_LIST 0 PROJECT_VERSION_PATCH)
+  string(REPLACE "." ";" PROJECT_VERSION_LIST "${PROJECT_VERSION_PATCH}")
+  list(LENGTH PROJECT_VERSION_LIST PROJECT_VERSION_LIST_LENGTH)
+  if (${PROJECT_VERSION_LIST_LENGTH} LESS 3)
+    set(PROJECT_VERSION_PATCH 0)
+  else()
+    list(GET PROJECT_VERSION_LIST 2 PROJECT_VERSION_PATCH)
+  endif()
 else()
-  list(GET PROJECT_VERSION_LIST 2 PROJECT_VERSION_PATCH)
+  set(PROJECT_VERSION "Unknown")
+  execute_process(
+    COMMAND git log --pretty=format:%h -1
+    WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+    OUTPUT_VARIABLE PROJECT_VERSION_PATCH
+    OUTPUT_STRIP_TRAILING_WHITESPACE
+  )
+  if (DEFINED PROJECT_VERSION_PATCH AND NOT "${PROJECT_VERSION_PATCH}" STREQUAL "")
+    set(PROJECT_VERSION "${PROJECT_VERSION}-${PROJECT_VERSION_PATCH}")
+  endif()
+  set(PROJECT_VERSION_PATCH 0)
 endif()
 
 # Get the patch version number from the project version
@@ -36,6 +50,8 @@ list(GET NATO_PHONETIC_ALPHABET ${PATCH_INDEX} PROJECT_PATCH_WORD)
 set(PROJECT_BUILD_NAME "Alfredo ${PROJECT_PATCH_WORD}" CACHE STRING "" FORCE)
 set(PROJECT_TEAM "github.com/harbourmasters" CACHE STRING "" FORCE)
 
+message("Spaghetti Kart version: ${PROJECT_VERSION} Alfredo ${PROJECT_PATCH_WORD}")
+
 if(APPLE)
   enable_language(OBJCXX)
 endif()