More Old CMake Cleanup

Author: ax3l

Docs/sphinx_documentation/source/BuildingAMReX_Chapter.rst

@@ -23,7 +23,7 @@ Fortran compiler that supports the Fortran 2003 standard, and a C
 compiler that supports the C99 standard.  Prerequisites for building
 with GNU Make include Python (>= 2.7, including 3) and standard tools
 available in any Unix-like environments (e.g., Perl and sed).  For
-building with CMake, the minimal requirement is version 3.18.
+building with CMake, the minimal requirement is version 3.25.
 
 Please note that we fully support AMReX for Linux systems in general and on the
 DOE supercomputers (e.g. Cori, Summit) in particular.  Many of our users do build

Tools/CMake/AMReXThirdPartyLibraries.cmake

@@ -59,13 +59,7 @@ if (AMReX_HDF5)
     endif ()
 
     foreach(D IN LISTS AMReX_SPACEDIM)
-        if (TARGET hdf5::hdf5)  # CMake >= 3.19
-           target_link_libraries(amrex_${D}d PUBLIC hdf5::hdf5)
-        else ()  # CMake < 3.19 -- Remove when minimum cmake version is bumped up
-           target_include_directories(amrex_${D}d PUBLIC ${HDF5_INCLUDE_DIRS})
-           target_compile_definitions(amrex_${D}d PUBLIC ${HDF5_DEFINITIONS})
-           target_link_libraries(amrex_${D}d PUBLIC ${HDF5_LIBRARIES})
-        endif ()
+       target_link_libraries(amrex_${D}d PUBLIC hdf5::hdf5)
     endforeach()
 
 endif ()
@@ -81,12 +75,7 @@ if (AMReX_HDF5_ZFP)
    endif ()
 
    foreach(D IN LISTS AMReX_SPACEDIM)
-       if (TARGET h5z_zfp::h5z_zfp)  # CMake >= 3.19
-          target_link_libraries(amrex_${D}d PUBLIC h5z_zfp::h5z_zfp)
-       else ()  # CMake < 3.19 -- Remove when minimum cmake version is bumped up
-          target_include_directories(amrex_${D}d PUBLIC ${H5Z_ZFP_INCLUDE_DIR})
-          target_link_libraries(amrex_${D}d PUBLIC ${H5Z_ZFP_LIBRARY})
-       endif ()
+      target_link_libraries(amrex_${D}d PUBLIC h5z_zfp::h5z_zfp)
    endforeach()
 endif ()