CMake: allow user to build and install plotfile tools. Fixes issue AM…

…ReX-Codes#501

CMakeLists.txt

@@ -76,4 +76,15 @@ if (ENABLE_TUTORIALS)
    add_subdirectory(Tutorials)
 endif ()
 
+#
+# Plotfile tools
+#
+option(ENABLE_PLOTFILE_TOOLS "Enable Plotfile tools" NO)
+
+if (ENABLE_PLOTFILE_TOOLS)
+   # If this get executed, it cannot be EXCLUDED_FROM_ALL
+   # because it needs to get installed
+   add_subdirectory(Tools/Plotfile)
+endif ()
+
 

Docs/sphinx_documentation/source/BuildingAMReX.rst

@@ -435,7 +435,9 @@ below.
    | ENABLE_ASCENT                |  Enable Ascent support                          | NO          | YES, NO         |
    +------------------------------+-------------------------------------------------+-------------+-----------------+
    | ENABLE_HYPRE                 |  Enable HYPRE interfaces                        | NO          | YES, NO         |
-   +------------------------------+-------------------------------------------------+-------------+-----------------+  
+   +------------------------------+-------------------------------------------------+-------------+-----------------+
+   | ENABLE_PLOTFILE_TOOLS        |  Build and install plotfile postprocessing tools| NO          | YES, NO         |
+   +------------------------------+-------------------------------------------------+-------------+-----------------+    
 .. raw:: latex
 
    \end{center}

Tools/Plotfile/CMakeLists.txt

@@ -0,0 +1,36 @@
+project(AMReX-PlotfileTools
+   DESCRIPTION "AMReX tools to postprocess plot files"
+   )
+
+# Plotfile tools requires only AMReX sources from Src/Base which get always
+# compiled, so no need to check which part of AMReX is enabled by user
+
+
+# General Target to build all tools at once
+add_custom_target(plotfile_tools)
+
+set(_exe_names
+   fboxinfo
+   fcompare
+   fextract
+   fextrema
+   fnan
+   fsnapshot
+   ftime
+   fvarnames
+   )
+
+# Build targets one by one
+foreach( _exe IN LISTS _exe_names)
+   add_executable(${_exe} ${_exe}.cpp)
+   target_link_libraries(${_exe} PRIVATE amrex)
+   add_dependencies(plotfile_tools ${_exe})  
+endforeach()
+
+
+# target snapshot needs a special treatment
+target_include_directories(fsnapshot PRIVATE ${CMAKE_CURRENT_SOURCE_DIR})
+target_sources(fsnapshot PRIVATE AMReX_PPMUtil.H AMReX_PPMUtil.cpp)
+
+# Installation
+install(TARGETS ${_exe_names} RUNTIME DESTINATION bin)