From 52f9db4522dd33d1c8550cc9709f12603f53b825 Mon Sep 17 00:00:00 2001
From: Bruno Postle <bruno@postle.net>
Date: Sat, 8 Jun 2024 22:54:23 +0100
Subject: [PATCH] Fix CPack source tarball generation

This was broken, now a IfcOpenShell-0.7.0.tar.gz file can be created
like so:

  mkdir build
  cd build
  cmake ../cmake/ -DEXTRA_VERSION=
  make package_source
---
 cmake/CMakeLists.txt | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index 7e7a038877..985fa56b13 100644
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -45,7 +45,9 @@ endif()
 include(utilities.cmake)
 
 # use extra version to make pre-release using eg semver
-set(EXTRA_VERSION "-alpha.3")
+if(NOT DEFINED EXTRA_VERSION)
+    set(EXTRA_VERSION "-alpha.3")
+endif()
 
 option(MINIMAL_BUILD "The build is to make a minimal version of IFC converter from OCCT into IFC." OFF)
 option(WASM_BUILD "Build a WebAssembly binary." OFF)
@@ -1207,9 +1209,10 @@ endif()
 
 # Packaging
 list(APPEND CPACK_SOURCE_IGNORE_FILES
-    .git
-    .gitignore
+    "/\\\\.git"
+    "/build/"
 )
+set(CPACK_SOURCE_INSTALLED_DIRECTORIES "${CMAKE_SOURCE_DIR}/..;/")
 set(CPACK_PACKAGE_NAME "${PROJECT_NAME}-${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${PROJECT_VERSION_PATCH}${EXTRA_VERSION}")
 set(CPACK_SOURCE_PACKAGE_FILE_NAME "${PROJECT_NAME}-${PROJECT_VERSION}${EXTRA_VERSION}")
 SET(CPACK_PACKAGE_FILE_NAME "${PROJECT_NAME}-${PROJECT_VERSION_MAJOR}.${PROJECT_VERSION_MINOR}.${PROJECT_VERSION_PATCH}${EXTRA_VERSION}-${CMAKE_SYSTEM_NAME}")