From b1c81de4fadbd00897700a7321f03b390d952b2e Mon Sep 17 00:00:00 2001
From: V3n3RiX <venerix@redcorelinux.org>
Date: Thu, 26 Aug 2021 00:09:36 +0100
Subject: gentoo resync : 26.08.2021

---
 sci-physics/geant/files/geant4.10.7-hdf5.patch | 70 ++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 sci-physics/geant/files/geant4.10.7-hdf5.patch

(limited to 'sci-physics/geant/files/geant4.10.7-hdf5.patch')

diff --git a/sci-physics/geant/files/geant4.10.7-hdf5.patch b/sci-physics/geant/files/geant4.10.7-hdf5.patch
new file mode 100644
index 000000000000..679cdfbed9d6
--- /dev/null
+++ b/sci-physics/geant/files/geant4.10.7-hdf5.patch
@@ -0,0 +1,70 @@
+From 4e86e523e7f0e419b990520a15ef7d524102cd06 Mon Sep 17 00:00:00 2001
+From: Guilherme Amadio <amadio@gentoo.org>
+Date: Mon, 23 Aug 2021 13:18:25 +0200
+Subject: [PATCH] Rename Geant4::HDF5 to hdf5::hdf5
+
+Needed to be compatible with CMake 3.20, which now provides imported
+targets for HDF5 (https://cmake.org/cmake/help/v3.20/module/FindHDF5.html).
+---
+ cmake/Modules/G4HDF5Shim.cmake           | 16 ++++++++--------
+ cmake/Modules/G4OptionalComponents.cmake |  2 +-
+
+diff --git a/cmake/Modules/G4HDF5Shim.cmake b/cmake/Modules/G4HDF5Shim.cmake
+index 963a7bb5be..97d97248d8 100644
+--- a/cmake/Modules/G4HDF5Shim.cmake
++++ b/cmake/Modules/G4HDF5Shim.cmake
+@@ -1,10 +1,10 @@
+- # - G4HDF5Shim
++# - G4HDF5Shim
+ #
+ # Geant4's Geant4Config.cmake file aims to support CMake 3.8 and newer
+ # The HDF5 dependency is located through CMake's builtin FindHDF5
+-# module, but this does not supply imported targets as of CMake 3.16.
++# module, but this does not supply imported targets until CMake 3.20.
+ # It may use HDF5's hdf5-config.cmake file if available, so create
+-# custom imported target Geant4::HDF5 to allow both cases to be handled
++# custom imported target hdf5::hdf5 to allow both cases to be handled
+ # without interference with either.
+  
+ if(HDF5_FOUND)
+@@ -24,18 +24,18 @@ if(HDF5_FOUND)
+    endif()
+  endif()
+ 
+- # As FindHDF5 does not yet supply imported targets, we
++ # If FindHDF5 does not yet supply imported targets, we
+  # create an internal INTERFACE target to wrap these.
+  # This still hard-codes include/library paths, but limits it
+  # to one place. Later, we'll create proper imported targets
+  # with re-finds but for now this is the best minimally invasive proceedure
+- if(NOT TARGET Geant4::HDF5)
+-   add_library(Geant4::HDF5 IMPORTED UNKNOWN)
+-   set_target_properties(Geant4::HDF5 PROPERTIES
++ if(NOT TARGET hdf5::hdf5)
++   add_library(hdf5::hdf5 IMPORTED UNKNOWN)
++   set_target_properties(hdf5::hdf5 PROPERTIES
+      IMPORTED_LINK_INTERFACE_LANGUAGES "C"
+      IMPORTED_LOCATION "${HDF5_C_LIBRARY_hdf5}"
+      INTERFACE_INCLUDE_DIRECTORIES "${HDF5_C_INCLUDE_DIRS}"
+      INTERFACE_LINK_LIBRARIES "${HDF5_C_LIBRARIES}"
+      )
+  endif()
+-endif()
+\ No newline at end of file
++endif()
+diff --git a/cmake/Modules/G4OptionalComponents.cmake b/cmake/Modules/G4OptionalComponents.cmake
+index c0639a538b..77b3c91241 100644
+--- a/cmake/Modules/G4OptionalComponents.cmake
++++ b/cmake/Modules/G4OptionalComponents.cmake
+@@ -369,7 +369,7 @@ if(GEANT4_USE_HDF5)
+   find_package(HDF5 1.8 REQUIRED)
+   include("${CMAKE_CURRENT_LIST_DIR}/G4HDF5Shim.cmake")
+   # Backward compatibility
+-  set(HDF5_LIBRARIES Geant4::HDF5)
++  set(HDF5_LIBRARIES hdf5::hdf5)
+ 
+   # May have found via config mode...
+   if(HDF5_DIR)
+-- 
+2.33.0
+
-- 
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