1 files changed, 57 insertions, 0 deletions
diff --git a/sci-libs/libsc/files/libsc-2.8.5-do_not_compile_zlib-ng.patch b/sci-libs/libsc/files/libsc-2.8.5-do_not_compile_zlib-ng.patch
new file mode 100644
index 000000000000..fb0ce0de7dbb
--- /dev/null
+++ b/sci-libs/libsc/files/libsc-2.8.5-do_not_compile_zlib-ng.patch
@@ -0,0 +1,57 @@
+diff --git a/cmake/zlib.cmake b/cmake/zlib.cmake
+index 5ca9f6d..86b9035 100644
+--- a/cmake/zlib.cmake
++++ b/cmake/zlib.cmake
+@@ -1,51 +1,8 @@
+ # build Zlib to ensure compatibility.
+ # We use Zlib 2.x for speed and robustness.
+ include(GNUInstallDirs)
+-include(ExternalProject)
+ 
+-set(ZLIB_INCLUDE_DIRS ${CMAKE_INSTALL_PREFIX}/include)
+-
+-if(BUILD_SHARED_LIBS)
+-  if(WIN32)
+-    set(ZLIB_LIBRARIES ${CMAKE_INSTALL_PREFIX}/lib/${CMAKE_SHARED_LIBRARY_PREFIX}zlib1${CMAKE_SHARED_LIBRARY_SUFFIX})
+-  else()
+-    set(ZLIB_LIBRARIES ${CMAKE_INSTALL_PREFIX}/lib/${CMAKE_SHARED_LIBRARY_PREFIX}z${CMAKE_SHARED_LIBRARY_SUFFIX})
+-  endif()
+-else()
+-  if(MSVC)
+-    set(ZLIB_LIBRARIES ${CMAKE_INSTALL_PREFIX}/lib/${CMAKE_STATIC_LIBRARY_PREFIX}zlibstatic${CMAKE_STATIC_LIBRARY_SUFFIX})
+-  else()
+-    set(ZLIB_LIBRARIES ${CMAKE_INSTALL_PREFIX}/lib/${CMAKE_STATIC_LIBRARY_PREFIX}z${CMAKE_STATIC_LIBRARY_SUFFIX})
+-  endif()
+-endif()
+-
+-set(zlib_cmake_args
+--DCMAKE_INSTALL_PREFIX:PATH=${CMAKE_INSTALL_PREFIX}
+--DBUILD_SHARED_LIBS:BOOL=${BUILD_SHARED_LIBS}
+--DCMAKE_BUILD_TYPE=Release
+--DZLIB_COMPAT:BOOL=on
+--DZLIB_ENABLE_TESTS:BOOL=off
+--DCMAKE_POSITION_INDEPENDENT_CODE:BOOL=ON
+--DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}
+-)
+-
+-ExternalProject_Add(ZLIB
+-GIT_REPOSITORY https://github.com/zlib-ng/zlib-ng.git
+-GIT_TAG 2.0.6
+-GIT_SHALLOW true
+-CMAKE_ARGS ${zlib_cmake_args}
+-BUILD_BYPRODUCTS ${ZLIB_LIBRARIES}
+-TLS_VERIFY true
+-CONFIGURE_HANDLED_BY_BUILD ON
+-INACTIVITY_TIMEOUT 60
+-)
+-
+-# --- imported target
+-
+-file(MAKE_DIRECTORY ${ZLIB_INCLUDE_DIRS})
+-# avoid race condition
++find_library(ZLIB_LIBRARIES NAMES z-ng)
+ 
+ add_library(ZLIB::ZLIB INTERFACE IMPORTED GLOBAL)
+-add_dependencies(ZLIB::ZLIB ZLIB)  # to avoid include directory race condition
+ target_link_libraries(ZLIB::ZLIB INTERFACE ${ZLIB_LIBRARIES})
+-target_include_directories(ZLIB::ZLIB INTERFACE ${ZLIB_INCLUDE_DIRS})