Merge branch 'feature/dont-always-build-examples' into 'master'

[examples] Do not always build examples

See merge request !266

examples/CMakeLists.txt

+add_custom_target(build_examples)
+add_dependencies(build_tests build_examples)
+
 if(dune-common_VERSION VERSION_GREATER_EQUAL 2.11.0)
   add_executable("biharmonic" biharmonic.cc)
   dune_target_enable_all_packages(biharmonic)
+  set_property(TARGET biharmonic PROPERTY EXCLUDE_FROM_ALL 1)
+  add_dependencies(build_examples biharmonic)
 endif()
 
 add_executable("hyperelasticity" hyperelasticity.cc)
 dune_target_enable_all_packages(hyperelasticity)
+set_property(TARGET hyperelasticity PROPERTY EXCLUDE_FROM_ALL 1)
+add_dependencies(build_examples hyperelasticity)
 
 add_executable("linear-elasticity" linear-elasticity.cc)
 dune_target_enable_all_packages(linear-elasticity)
+set_property(TARGET linear-elasticity PROPERTY EXCLUDE_FROM_ALL 1)
+add_dependencies(build_examples linear-elasticity)
 
 if(dune-functions_VERSION VERSION_GREATER_EQUAL 2.11.0)
   add_executable("poisson-adaptive" poisson-adaptive.cc)
   dune_target_enable_all_packages(poisson-adaptive)
+  set_property(TARGET poisson-adaptive PROPERTY EXCLUDE_FROM_ALL 1)
+  add_dependencies(build_examples poisson-adaptive)
 endif()
 
 add_executable("poisson-pq2" poisson-pq2.cc)
 dune_target_enable_all_packages(poisson-pq2)
+set_property(TARGET poisson-pq2 PROPERTY EXCLUDE_FROM_ALL 1)
+add_dependencies(build_examples poisson-pq2)
 
 add_executable("stokes-taylorhood" stokes-taylorhood.cc)
 dune_target_enable_all_packages("stokes-taylorhood")
+set_property(TARGET stokes-taylorhood PROPERTY EXCLUDE_FROM_ALL 1)
+add_dependencies(build_examples stokes-taylorhood)
 
 if(dune-common_VERSION VERSION_GREATER_EQUAL 2.11.0)
   add_executable("poisson-hermite" poisson-hermite.cc)
   dune_target_enable_all_packages("poisson-hermite")
+  set_property(TARGET poisson-hermite PROPERTY EXCLUDE_FROM_ALL 1)
+  add_dependencies(build_examples poisson-hermite)
 
   add_executable("poisson-hermite-nitsche" poisson-hermite-nitsche.cc)
   dune_target_enable_all_packages("poisson-hermite-nitsche")
+  set_property(TARGET poisson-hermite-nitsche PROPERTY EXCLUDE_FROM_ALL 1)
+  add_dependencies(build_examples poisson-hermite-nitsche)
 endif()
 
 add_executable("poisson-mfem" poisson-mfem.cc)
 dune_target_enable_all_packages("poisson-mfem")
+set_property(TARGET poisson-mfem PROPERTY EXCLUDE_FROM_ALL 1)
+add_dependencies(build_examples poisson-mfem)
 
 add_executable("poisson-neumann" poisson-neumann.cc)
 dune_target_enable_all_packages("poisson-neumann")
+set_property(TARGET poisson-neumann PROPERTY EXCLUDE_FROM_ALL 1)
+add_dependencies(build_examples poisson-neumann)
 
 add_executable("poisson-nitsche" poisson-nitsche.cc)
 dune_target_enable_all_packages("poisson-nitsche")
+set_property(TARGET poisson-nitsche PROPERTY EXCLUDE_FROM_ALL 1)
+add_dependencies(build_examples poisson-nitsche)
 
 add_executable("fracture" fracture.cc)
 dune_target_enable_all_packages("fracture")
+set_property(TARGET fracture PROPERTY EXCLUDE_FROM_ALL 1)
+add_dependencies(build_examples fracture)
 
 add_executable("benchmark" benchmark.cc)
 dune_target_enable_all_packages("benchmark")
+set_property(TARGET benchmark PROPERTY EXCLUDE_FROM_ALL 1)
+add_dependencies(build_examples benchmark)
 
 add_executable("showcase" showcase.cc)
 dune_target_enable_all_packages("showcase")
+set_property(TARGET showcase PROPERTY EXCLUDE_FROM_ALL 1)
+add_dependencies(build_examples showcase)
 
 add_executable("primal-plasticity" primal-plasticity.cc)
 dune_target_enable_all_packages("primal-plasticity")
+set_property(TARGET primal-plasticity PROPERTY EXCLUDE_FROM_ALL 1)
+add_dependencies(build_examples primal-plasticity)
 
 add_executable("navier-stokes" navier-stokes.cc)
 dune_target_enable_all_packages("navier-stokes")
+set_property(TARGET navier-stokes PROPERTY EXCLUDE_FROM_ALL 1)
+add_dependencies(build_examples navier-stokes)
 
 add_executable("minimalsurface-equation" minimalsurface-equation.cc)
 dune_target_enable_all_packages("minimalsurface-equation")
+set_property(TARGET minimalsurface-equation PROPERTY EXCLUDE_FROM_ALL 1)
+add_dependencies(build_examples minimalsurface-equation)
 
 add_custom_target(python-examples)
 dune_add_copy_dependency(python-examples "fufemforms.py")