File 0001-Install-headers-and-CMake-development-files.patch of Package pybind11-abseil

From af9c8815bee462779f7ff2dc91ec14b686eeb6d8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Stefan=20Br=C3=BCns?= <stefan.bruens@rwth-aachen.de>
Date: Wed, 12 Jun 2024 12:29:40 +0200
Subject: [PATCH] Install headers and CMake development files

---
 pybind11_abseil/CMakeLists.txt        | 45 +++++++++++++++++++++------
 pybind11_abseil/cmake/Config.cmake.in | 12 +++++++
 2 files changed, 47 insertions(+), 10 deletions(-)
 create mode 100644 pybind11_abseil/cmake/Config.cmake.in

diff --git a/pybind11_abseil/CMakeLists.txt b/pybind11_abseil/CMakeLists.txt
index ce7fd72..ed8aaa8 100644
--- a/pybind11_abseil/CMakeLists.txt
+++ b/pybind11_abseil/CMakeLists.txt
@@ -56,7 +56,7 @@ target_include_directories(ok_status_singleton
                            INTERFACE $<BUILD_INTERFACE:${TOP_LEVEL_DIR}>)
 
 target_link_libraries(ok_status_singleton
-                      PUBLIC ok_status_singleton_pyinit_google3)
+                      PRIVATE ok_status_singleton_pyinit_google3)
 
 # no_throw_status ==============================================================
 
@@ -156,6 +156,7 @@ target_link_libraries(status_pyinit_google3 PUBLIC register_status_bindings)
 # status ====================================================================
 
 pybind11_add_module(status_py_extension_stub MODULE status_py_extension_stub.cc)
+add_library(pybind11_abseil::status ALIAS status_py_extension_stub)
 
 set_target_properties(status_py_extension_stub PROPERTIES LIBRARY_OUTPUT_NAME "status")
 # note: macOS is APPLE and also UNIX !
@@ -171,7 +172,9 @@ target_include_directories(status_py_extension_stub INTERFACE $<BUILD_INTERFACE:
 
 set_target_properties(status_py_extension_stub PROPERTIES PREFIX "")
 
-target_link_libraries(status_py_extension_stub PUBLIC status_pyinit_google3 absl::status)
+target_link_libraries(status_py_extension_stub
+  PRIVATE status_pyinit_google3
+  PUBLIC absl::status)
 
 # import_status_module =========================================================
 
@@ -199,20 +202,42 @@ if(BUILD_TESTING)
 endif()
 
 if(CMAKE_INSTALL_PYDIR)
-  # Copying to two target directories for simplicity. It is currently unknown
-  # how to determine here which copy is actually being used.
+  include(CMakePackageConfigHelpers)
+  configure_package_config_file(${CMAKE_CURRENT_SOURCE_DIR}/cmake/Config.cmake.in
+    "${CMAKE_CURRENT_BINARY_DIR}/pybind11_abseilConfig.cmake"
+    INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/pybind11_abseil
+    NO_CHECK_REQUIRED_COMPONENTS_MACRO
+  )
+  install(FILES
+    "${CMAKE_CURRENT_BINARY_DIR}/pybind11_abseilConfig.cmake"
+    DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/pybind11_abseil
+  )
+
   install(
     TARGETS status_py_extension_stub ok_status_singleton
-    EXPORT pybind11_abseilTargets
     LIBRARY DESTINATION ${CMAKE_INSTALL_PYDIR}/pybind11_abseil
     ARCHIVE DESTINATION ${CMAKE_INSTALL_PYDIR}/pybind11_abseil
     RUNTIME DESTINATION ${CMAKE_INSTALL_PYDIR}/pybind11_abseil)
 
   install(
-    TARGETS status_py_extension_stub ok_status_singleton
-    EXPORT pybind11_abseil_cppTargets
-    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
-    ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
-    RUNTIME DESTINATION ${CMAKE_INSTALL_LIBDIR})
+    TARGETS absl_casters status_casters no_throw_status status_caster statusor_caster import_status_module
+            check_status_module_imported ok_status_singleton_lib raw_ptr_from_capsule
+            status_from_py_exc status_not_ok_exception void_ptr_from_capsule
+            py_base_utilities status_from_core_py_exc
+    EXPORT pybind11_abseilTargets
+    PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/pybind11_abseil
+  )
 
+  install(
+    EXPORT pybind11_abseilTargets
+    NAMESPACE pybind11_abseil::
+    DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/pybind11_abseil
+  )
+
+  install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
+          DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/
+          FILES_MATCHING PATTERN "*.h"
+          PATTERN tests EXCLUDE
+          PATTERN requirements EXCLUDE
+  )
 endif()
diff --git a/pybind11_abseil/cmake/Config.cmake.in b/pybind11_abseil/cmake/Config.cmake.in
new file mode 100644
index 0000000..4594f2f
--- /dev/null
+++ b/pybind11_abseil/cmake/Config.cmake.in
@@ -0,0 +1,12 @@
+@PACKAGE_INIT@
+
+set(_pybind11_abseil_supported_components absl_casters status_casters no_throw_status)
+
+foreach(_comp ${pybind11_abseil_FIND_COMPONENTS})
+  if (NOT _comp IN_LIST _pybind11_abseil_supported_components)
+    set(pybind11_abseil_FOUND False)
+    set(pybind11_abseil_NOT_FOUND_MESSAGE "Unsupported component: ${_comp}")
+  endif()
+endforeach()
+
+include("${CMAKE_CURRENT_LIST_DIR}/pybind11_abseilTargets.cmake")
-- 
2.45.0