From e090b61c5f7fe0307bc4b15ee1970bfe3cd8dcf6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christoph=20Gr=C3=BCninger?= <gruenich@dune-project.org>
Date: Fri, 2 Nov 2012 16:24:11 +0000
Subject: [PATCH] [FindParMETIS.cmake] Improve ParMETIS test, tested with
dune-istl and ParMETIS versions 3.2.0 and 4.0.2.
[[Imported from SVN: r7054]]
---
cmake/modules/FindParMETIS.cmake | 147 +++++++++++++++++--------------
1 file changed, 79 insertions(+), 68 deletions(-)
diff --git a/cmake/modules/FindParMETIS.cmake b/cmake/modules/FindParMETIS.cmake
index 85f2b0fb0..aa71114a1 100644
--- a/cmake/modules/FindParMETIS.cmake
+++ b/cmake/modules/FindParMETIS.cmake
@@ -2,18 +2,18 @@
#
# Accepts the following variables:
#
-# ParMETIS_DIR: Prefix where ParMETIS is installed.
+# PARMETIS_DIR: Prefix where ParMETIS is installed.
# METIS_LIB_NAME: Name of the METIS library (default: metis).
# PARMETIS_LIB_NAME: Name of the ParMETIS library (default: parmetis).
# METIS_LIBRARY: Full path of the METIS library.
-# ParMETIS_LIBRARY: Full path of the ParMETIS library
+# PARMETIS_LIBRARY: Full path of the ParMETIS library
# Sets the following variables:
#
# METIS_LIBRARY: Full path of the METIS library.
-# ParMETIS_LIBRARY: Full path of the ParMETIS library.
-# ParMETIS_FOUND: True if ParMETIS was found.
-# ParMETIS_LIBRARIES: List of all libraries needed for linking with ParMETIS,
+# PARMETIS_LIBRARY: Full path of the ParMETIS library.
+# PARMETIS_FOUND: True if ParMETIS was found.
+# PARMETIS_LIBRARIES: List of all libraries needed for linking with ParMETIS,
#
# Provides the following macros:
#
@@ -26,89 +26,100 @@
#
# Adds the necessary flags to comile and link TARGETS with ParMETIS support.
#
-include(DuneMPI)
-
-# search for file parmetis.h
-find_path(ParMETIS_INCLUDE_DIRS parmetis.h
- PATHS ${PARMETIS_DIR}
- PATH_SUFFIXES include parmetis
- DOC "path for file parmetis.h"
- NO_DEFAULT_PATH)
-# Search in default paths (omitted because of precedence above.
-find_path(ParMETIS_INCLUDE_DIRS parmetis.h
- PATH_SUFFIXES include parmetis
- DOC "path for file parmetis.h")
+# adds ParMETIS flags to the targets
+function(add_dune_parmetis_flags _targets)
+ if(PARMETIS_FOUND)
+ foreach(_target ${_targets})
+ target_link_libraries(${_target} ${PARMETIS_LIBRARY} ${METIS_LIBRARY})
+ GET_TARGET_PROPERTY(_props ${_target} COMPILE_FLAGS)
+ string(REPLACE "_props-NOTFOUND" "" _props "${_props}")
+ SET_TARGET_PROPERTIES(${_target} PROPERTIES COMPILE_FLAGS
+ "${_props} ${PARMETIS_COMPILE_FLAGS} -DENABLE_PARMETS=1")
+ endforeach(_target ${_targets})
+ add_dune_mpi_flags(${_targets})
+ endif(PARMETIS_FOUND)
+endfunction(add_dune_parmetis_flags)
-set(METIS_LIB_NAME metis CACHE STRING "Name of the METIS library (default: metis).")
-set(PARMETIS_LIB_NAME parmetis CACHE STRING "Name of the ParMETIS library (default: parmetis).")
-set(METIS_LIBRARY METIS_LIBRARY-NOTFOUND CACHE FILEPATH "Full path of the METIS library")
-set(ParMETIS_LIBRARY ParMETIS_LIBRARY-NOTFOUND CACHE FILEPATH "Full path of the ParMETIS library")
-# save old variables
-set(CMAKE_REQUIRED_INCLUDES_SAVE ${CMAKE_REQUIRED_INCLUDES})
-set(CMAKE_REQUIRED_FLAGS_SAVE ${CMAKE_REQUIRED_FLAGS})
-set(CMAKE_REQUIRED_LIBRARIES_SAVE ${CMAKE_REQUIRED_LIBRARIES})
+include(DuneMPI)
-set(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES} ${MPI_DUNE_INCLUDE_PATH} ${ParMETIS_INCLUDE_DIRS})
+# search for header parmetis.h
+find_path(PARMETIS_INCLUDE_DIR parmetis.h
+ PATHS ${PARMETIS_DIR}
+ PATH_SUFFIXES include parmetis
+ NO_DEFAULT_PATH
+ DOC "Include directory of ParMETIS")
+find_path(PARMETIS_INCLUDE_DIR parmetis.h
+ PATH_SUFFIXES include parmetis)
+
+set(METIS_LIB_NAME metis
+ CACHE STRING "Name of the METIS library (default: metis).")
+set(PARMETIS_LIB_NAME parmetis
+ CACHE STRING "Name of the ParMETIS library (default: parmetis).")
+set(METIS_LIBRARY METIS_LIBRARY-NOTFOUND
+ CACHE FILEPATH "Full path of the METIS library")
+set(PARMETIS_LIBRARY ParMETIS_LIBRARY-NOTFOUND
+ CACHE FILEPATH "Full path of the ParMETIS library")
+
+# check METIS and ParMETIS headers
+include(CMakePushCheckState)
+cmake_push_check_state() # Save variables
+set(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES} ${MPI_DUNE_INCLUDE_PATH} ${PARMETIS_INCLUDE_DIR})
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${MPI_DUNE_COMPILE_FLAGS}")
+check_include_file(metis.h METIS_FOUND)
+check_include_file(parmetis.h PARMETIS_FOUND)
-if(ParMETIS_INCLUDE_DIRS)
- check_include_file(parmetis.h ParMETIS_FOUND)
-endif(ParMETIS_INCLUDE_DIRS)
-
-if(ParMETIS_FOUND)
+if(PARMETIS_FOUND)
set(ParMETIS_INCLUDE_PATH ${CMAKE_REQUIRED_INCLUDES})
set(ParMETIS_COMPILE_FLAGS "${CMAKE_REQUIRED_FLAGS} -DENABLE_PARMETIS=1")
- find_library(METIS_LIBRARY metis PATHS ${ParMETIS_DIR} PATH_SUFFIXES lib NO_DEFAULT_PATH)
+ # search METIS library
+ find_library(METIS_LIBRARY metis
+ PATHS ${PARMETIS_DIR}
+ PATH_SUFFIXES lib
+ NO_DEFAULT_PATH)
find_library(METIS_LIBRARY metis)
- find_library(ParMETIS_LIBRARY parmetis PATHS ${ParMETIS_DIR} PATH_SUFFIXES lib NO_DEFAULT_PATH)
- find_library(ParMETIS_LIBRARY parmetis)
+ # search ParMETIS library
+ find_library(PARMETIS_LIBRARY parmetis
+ PATHS ${PARMETIS_DIR}
+ PATH_SUFFIXES lib
+ NO_DEFAULT_PATH)
+ find_library(PARMETIS_LIBRARY parmetis)
- if(ParMETIS_LIBRARY)
- list(APPEND CMAKE_REQUIRED_LIBRARIES ${ParMETIS_LIBRARY} ${METIS_LIBRARY} ${MPI_DUNE_LIBRARIES})
+ # check ParMETIS library
+ if(PARMETIS_LIBRARY)
+ list(APPEND CMAKE_REQUIRED_LIBRARIES ${PARMETIS_LIBRARY} ${METIS_LIBRARY} ${MPI_DUNE_LIBRARIES})
include(CheckSymbolExists)
- check_symbol_exists(parmetis_v3_partkway parmetis.h ParMETIS_FOUND)
- endif(ParMETIS_LIBRARY)
-
- if(ParMETIS_FOUND)
- set(ParMETIS_LIBRARIES "${ParMETIS_LIBRARY};${METIS_LIBRARY};${MPI_DUNE_LIBRARIES}"
- CACHE FILEPATH "ParMETIS libraries needed for linking")
- set(ParMETIS_LINK_FLAGS "${DUNE_MPI_LINK_FLAGS}" CACHE STRING "ParMETIS link flags")
- else(ParMETIS_FOUND)
- set(ParMETIS_LIBRARIES "" CACHE FILEPATH "ParMETIS libraries needed for linking")
- set(ParMETIS_LINK_FLAGS "" CACHE STRING "ParMETIS link flags")
- endif(ParMETIS_FOUND)
-endif(ParMETIS_FOUND)
+ check_symbol_exists(parmetis_v3_partkway parmetis.h PARMETIS_FOUND)
+ endif(PARMETIS_LIBRARY)
+endif(PARMETIS_FOUND)
# behave like a CMake module is supposed to behave
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(
- "ParMetis"
+ "ParMETIS"
DEFAULT_MSG
- ParMETIS_INCLUDE_DIRS
- ParMETIS_LIBRARY
+ PARMETIS_INCLUDE_DIR
+ PARMETIS_LIBRARY
+ PARMETIS_FOUND
)
-mark_as_advanced(ParMETIS_INCLUDE_DIRS ParMETIS_LIBRARIES ParMETIS_LINK_FLAGS)
+mark_as_advanced(PARMETIS_INCLUDE_DIR METIS_LIBRARY PARMETIS_LIBRARY METIS_LIB_NAME PARMETIS_LIB_NAME)
#restore old values
-set(CMAKE_REQUIRED_INCLUDES ${CMAKE_REQUIRED_INCLUDES_SAVE})
-set(CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS_SAVE})
-set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES_SAVE})
+cmake_pop_check_state()
-# adds ParMETIS flags to the targets
-function(add_dune_parmetis_flags _targets)
- if(ParMETIS_FOUND)
- foreach(_target ${_targets})
- target_link_libraries(${_target} ${ParMETIS_LIBRARY} ${METIS_LIBRARY})
- GET_TARGET_PROPERTY(_props ${_target} COMPILE_FLAGS)
- string(REPLACE "_props-NOTFOUND" "" _props "${_props}")
- SET_TARGET_PROPERTIES(${_target} PROPERTIES COMPILE_FLAGS
- "${_props} ${PARMETIS_COMPILE_FLAGS} -DENABLE_PARMETS=1")
- endforeach(_target ${_targets})
- add_dune_mpi_flags(${_targets})
- endif(ParMETIS_FOUND)
-endfunction(add_dune_parmetis_flags)
+if(PARMETIS_FOUND)
+ set(PARMETIS_INCLUDE_DIRS ${PARMETIS_INCLUDE_DIR})
+ set(PARMETIS_LIBRARIES "${PARMETIS_LIBRARY};${METIS_LIBRARY};${MPI_DUNE_LIBRARIES}"
+ CACHE FILEPATH "ParMETIS libraries needed for linking")
+ set(PARMETIS_LINK_FLAGS "${DUNE_MPI_LINK_FLAGS}"
+ CACHE STRING "ParMETIS link flags")
+ # log result
+ file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
+ "Determing location of ParMETIS succeded:\n"
+ "Include directory: ${PARMETIS_INCLUDE_DIRS}\n"
+ "Library directory: ${PARMETIS_LIBRARIES}\n\n")
+endif(PARMETIS_FOUND)
--
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