From babf17cf6fc9ae96b80928f134603ac067a70ba7 Mon Sep 17 00:00:00 2001
From: Christian Zimmermann <christian.zimmermann@ur.de>
Date: Thu, 31 Aug 2023 12:50:29 +0200
Subject: [PATCH] try to fix CMakeLists.txt

---
 CMakeLists.txt | 18 +++++++++++-------
 1 file changed, 11 insertions(+), 7 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9648052..2de298f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,15 +5,19 @@ project(cnorxz)
 execute_process(COMMAND bash "-c" "git rev-parse HEAD" OUTPUT_VARIABLE GIT_HASH OUTPUT_STRIP_TRAILING_WHITESPACE)
 execute_process(COMMAND bash "-c" "git tag -l --sort=refname 'v*' | tail -n1" OUTPUT_VARIABLE GIT_TAG OUTPUT_STRIP_TRAILING_WHITESPACE)
 execute_process(COMMAND bash "-c" "git rev-list -n 1 ${GIT_TAG}" OUTPUT_VARIABLE GIT_TAG_HASH OUTPUT_STRIP_TRAILING_WHITESPACE)
-message(STATUS "${GIT_TAG}")
 message(STATUS "${GIT_HASH}")
-message(STATUS "${GIT_TAG_HASH}")
-string(SUBSTRING "${GIT_TAG}" 1 -1 VERSION)
-if(NOT ("${GIT_HASH}" EQUAL "${GIT_TAG_HASH}"))
-  string(SUBSTRING ${GIT_HASH} 0 7 GIT_HASH_SHORT)
-  set(VERSION "${VERSION}-${GIT_HASH_SHORT}")
+if("${GIT_TAG}" EQUAL "")
+  set(VERSION "v0.0.0-test")
+else()
+  message(STATUS "${GIT_TAG}")
+  message(STATUS "${GIT_TAG_HASH}")
+  string(SUBSTRING "${GIT_TAG}" 1 -1 VERSION)
+  if(NOT ("${GIT_HASH}" EQUAL "${GIT_TAG_HASH}"))
+    string(SUBSTRING ${GIT_HASH} 0 7 GIT_HASH_SHORT)
+    set(VERSION "${VERSION}-${GIT_HASH_SHORT}")
+  endif()
 endif()
-
+  
 if(CMAKE_COMPILER_IS_GNUCXX)
   if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 7.0)
     message(FATAL_ERROR "require gcc version >= 7.0")