Agglomeration example

agglomeration_poisson/CMakeLists.txt

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+# Set the name of the project and target:
+SET(TARGET "agglomeration_poisson")
+
+# Declare all source files the target consists of.
+FILE(GLOB TARGET_SRC CONFIGURE_DEPENDS ${TARGET}.cc ${CMAKE_CURRENT_SOURCE_DIR}/source/*.cc)
+
+CMAKE_MINIMUM_REQUIRED(VERSION 3.13.4)
+
+FIND_PACKAGE(deal.II 9.6.0
+  HINTS ${deal.II_DIR} ${DEAL_II_DIR} ../ ../../ $ENV{DEAL_II_DIR}
+  )
+IF(NOT ${deal.II_FOUND})
+  MESSAGE(FATAL_ERROR "\n"
+    "*** Could not locate a (sufficiently recent) version of deal.II. ***\n\n"
+    "You may want to either pass a flag -DDEAL_II_DIR=/path/to/deal.II to cmake\n"
+    "or set an environment variable \"DEAL_II_DIR\" that contains this path."
+    )
+ENDIF()
+
+DEAL_II_INITIALIZE_CACHED_VARIABLES()
+PROJECT(${TARGET})
+DEAL_II_INVOKE_AUTOPILOT()
+
+TARGET_INCLUDE_DIRECTORIES(${TARGET} PRIVATE include)
+TARGET_COMPILE_DEFINITIONS(${TARGET} PRIVATE MESH_DIR="${CMAKE_SOURCE_DIR}/mesh")