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cMake: Fix ENDIF() and clean up formatting
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@chennes
chennes committed Jun 28, 2024
1 parent e7699b5 commit 3b8f615
Showing 1 changed file with 131 additions and 132 deletions.
263 changes: 131 additions & 132 deletions cMake/FindNETGEN.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -14,137 +14,136 @@


find_package(Netgen CONFIG)
if(Netgen_FOUND)
set(NGLIB_INCLUDE_DIR ${NETGEN_INCLUDE_DIRS})
set(NGLIB_LIBRARIES nglib)
set(NETGEN_DEFINITIONS -DNO_PARALLEL_THREADS -DOCCGEOMETRY)
# for external smesh only the following two variables are needed:
set(NETGEN_FOUND True)
set(NETGEN_INCLUDE_DIRS ${NETGEN_INCLUDE_DIRS})

else(Netgen_FOUND)


SET(NETGEN_DEFINITIONS -DNO_PARALLEL_THREADS -DOCCGEOMETRY)

IF(WIN32)
FIND_PATH(NGLIB_INCLUDE_DIR NAMES nglib.h PATHS ${NETGEN_INCLUDEDIR})
SET(NETGEN_LIBS nglib mesh occ interface)
SET(NGLIB_LIBRARIES "")
FOREACH(it ${NETGEN_LIBS})
FIND_LIBRARY(NGLIB ${it} PATHS ${NETGEN_LIBDIR})
FIND_LIBRARY(NGLIBD ${it}d PATHS ${NETGEN_LIBDIR})
IF(NGLIBD AND NGLIB)
SET(NG_LIB optimized ${NGLIB}
debug ${NGLIBD})
SET(NGLIB_LIBRARIES ${NGLIB_LIBRARIES} ${NG_LIB})
UNSET(NGLIB CACHE)
UNSET(NGLIBD CACHE)
ELSEIF(NGLIB)
SET(NGLIB_LIBRARIES ${NGLIB_LIBRARIES} ${NGLIB})
UNSET(NGLIB CACHE)
ENDIF()
ENDFOREACH()

IF(NOT NETGENDATA)
SET(NETGENDATA netgen)
ENDIF(NOT NETGENDATA)

ELSEIF(DEFINED MACPORTS_PREFIX OR DEFINED HOMEBREW_PREFIX)
IF(NETGEN_ROOT)
SET(NETGEN_INCLUDEDIR ${NETGEN_ROOT}/include)
SET(NETGEN_LIBDIR ${NETGEN_ROOT}/lib)
# allow to customize if NETGEN_ROOT is used
IF(NOT NETGENDATA)
SET(NETGENDATA ${NETGEN_ROOT}/libsrc)
ENDIF(NOT NETGENDATA)
ENDIF()

FIND_PATH(NGLIB_INCLUDE_DIR NAMES nglib.h PATHS ${NETGEN_INCLUDEDIR} /usr/include /usr/include/netgen-mesher)
FIND_LIBRARY(NGLIB_LIBNGLIB nglib PATHS ${NETGEN_LIBDIR} /usr/lib /usr/lib64 /usr/local/lib)
SET(NGLIB_LIBRARIES ${NGLIB_LIBNGLIB})
FIND_LIBRARY(NGLIB_LIBMESH NAMES mesh ngmesh PATHS ${NETGEN_LIBDIR} /usr/lib /usr/lib64 /usr/local/lib)
IF(NGLIB_LIBMESH)
SET(NGLIB_LIBRARIES ${NGLIB_LIBRARIES} ${NGLIB_LIBMESH})
ENDIF()
FIND_LIBRARY(NGLIB_LIBOCC NAMES occ ngocc PATHS ${NETGEN_LIBDIR} /usr/lib /usr/lib64 /usr/local/lib)
IF(NGLIB_LIBOCC)
SET(NGLIB_LIBRARIES ${NGLIB_LIBRARIES} ${NGLIB_LIBOCC})
ENDIF()
FIND_LIBRARY(NGLIB_LIBINTERFACE NAMES interface nginterface PATHS ${NETGEN_LIBDIR} /usr/lib /usr/lib64 /usr/local/lib)
IF(NGLIB_LIBINTERFACE)
SET(NGLIB_LIBRARIES ${NGLIB_LIBRARIES} ${NGLIB_LIBINTERFACE})
ENDIF()

IF(NOT NETGENDATA)
SET(NETGENDATA /usr/share/netgen/libsrc)
ENDIF(NOT NETGENDATA)
ENDIF(DEFINED MACPORTS_PREFIX OR DEFINED HOMEBREW_PREFIX)

FIND_PATH(NETGEN_DIR_include NAMES mydefs.hpp NO_DEFAULT_PATH PATHS ${NGLIB_INCLUDE_DIR}/include ${NETGENDATA}/include ${NETGEN_INCLUDEDIR} ${NGLIB_INCLUDE_DIR})

IF(NOT NGLIB_INCLUDE_DIR AND NOT NETGEN_DIR_include)
MESSAGE(STATUS "Cannot find NETGEN header files.")
ELSEIF(NOT NETGEN_VERSION)
file(STRINGS ${NETGEN_DIR_include}/mydefs.hpp NETGEN_VERSION REGEX "#define PACKAGE_VERSION.*")
ENDIF()

IF(NOT NGLIB_LIBRARIES)
MESSAGE(STATUS "Cannot find NETGEN library.")
ENDIF()

IF(NGLIB_INCLUDE_DIR AND NGLIB_LIBRARIES)
SET(Netgen_FOUND TRUE)
SET(NETGEN_INCLUDE_DIRS ${NETGEN_DIR_include} ${NGLIB_INCLUDE_DIR})
LIST(REMOVE_DUPLICATES NETGEN_INCLUDE_DIRS)
ELSE()
SET(Netgen_FOUND FALSE)
ENDIF()
endif(Netgen_FOUND)
IF (Netgen_FOUND)
set(NGLIB_INCLUDE_DIR ${NETGEN_INCLUDE_DIRS})
set(NGLIB_LIBRARIES nglib)
set(NETGEN_DEFINITIONS -DNO_PARALLEL_THREADS -DOCCGEOMETRY)
# for external smesh only the following two variables are needed:
set(NETGEN_FOUND True)
set(NETGEN_INCLUDE_DIRS ${NETGEN_INCLUDE_DIRS})

ELSE ()

SET(NETGEN_DEFINITIONS -DNO_PARALLEL_THREADS -DOCCGEOMETRY)

IF (WIN32)
FIND_PATH(NGLIB_INCLUDE_DIR NAMES nglib.h PATHS ${NETGEN_INCLUDEDIR})
SET(NETGEN_LIBS nglib mesh occ interface)
SET(NGLIB_LIBRARIES "")
FOREACH (it ${NETGEN_LIBS})
FIND_LIBRARY(NGLIB ${it} PATHS ${NETGEN_LIBDIR})
FIND_LIBRARY(NGLIBD ${it}d PATHS ${NETGEN_LIBDIR})
IF (NGLIBD AND NGLIB)
SET(NG_LIB optimized ${NGLIB}
debug ${NGLIBD})
SET(NGLIB_LIBRARIES ${NGLIB_LIBRARIES} ${NG_LIB})
UNSET(NGLIB CACHE)
UNSET(NGLIBD CACHE)
ELSEIF (NGLIB)
SET(NGLIB_LIBRARIES ${NGLIB_LIBRARIES} ${NGLIB})
UNSET(NGLIB CACHE)
ENDIF ()
ENDFOREACH ()

IF (NOT NETGENDATA)
SET(NETGENDATA netgen)
ENDIF (NOT NETGENDATA)

ELSEIF (DEFINED MACPORTS_PREFIX OR DEFINED HOMEBREW_PREFIX)
IF (NETGEN_ROOT)
SET(NETGEN_INCLUDEDIR ${NETGEN_ROOT}/include)
SET(NETGEN_LIBDIR ${NETGEN_ROOT}/lib)
# allow to customize if NETGEN_ROOT is used
IF (NOT NETGENDATA)
SET(NETGENDATA ${NETGEN_ROOT}/libsrc)
ENDIF ()
ENDIF ()

FIND_PATH(NGLIB_INCLUDE_DIR NAMES nglib.h PATHS ${NETGEN_INCLUDEDIR} /usr/include /usr/include/netgen-mesher)
FIND_LIBRARY(NGLIB_LIBNGLIB nglib PATHS ${NETGEN_LIBDIR} /usr/lib /usr/lib64 /usr/local/lib)
SET(NGLIB_LIBRARIES ${NGLIB_LIBNGLIB})
FIND_LIBRARY(NGLIB_LIBMESH NAMES mesh ngmesh PATHS ${NETGEN_LIBDIR} /usr/lib /usr/lib64 /usr/local/lib)
IF (NGLIB_LIBMESH)
SET(NGLIB_LIBRARIES ${NGLIB_LIBRARIES} ${NGLIB_LIBMESH})
ENDIF ()
FIND_LIBRARY(NGLIB_LIBOCC NAMES occ ngocc PATHS ${NETGEN_LIBDIR} /usr/lib /usr/lib64 /usr/local/lib)
IF (NGLIB_LIBOCC)
SET(NGLIB_LIBRARIES ${NGLIB_LIBRARIES} ${NGLIB_LIBOCC})
ENDIF ()
FIND_LIBRARY(NGLIB_LIBINTERFACE NAMES interface nginterface PATHS ${NETGEN_LIBDIR} /usr/lib /usr/lib64 /usr/local/lib)
IF (NGLIB_LIBINTERFACE)
SET(NGLIB_LIBRARIES ${NGLIB_LIBRARIES} ${NGLIB_LIBINTERFACE})
ENDIF ()

IF (NOT NETGENDATA)
SET(NETGENDATA /usr/share/netgen/libsrc)
ENDIF ()
ENDIF ()

FIND_PATH(NETGEN_DIR_include NAMES mydefs.hpp NO_DEFAULT_PATH PATHS ${NGLIB_INCLUDE_DIR}/include ${NETGENDATA}/include ${NETGEN_INCLUDEDIR} ${NGLIB_INCLUDE_DIR})

IF (NOT NGLIB_INCLUDE_DIR AND NOT NETGEN_DIR_include)
MESSAGE(STATUS "Cannot find NETGEN header files.")
ELSEIF (NOT NETGEN_VERSION)
file(STRINGS ${NETGEN_DIR_include}/mydefs.hpp NETGEN_VERSION REGEX "#define PACKAGE_VERSION.*")
ENDIF ()

IF (NOT NGLIB_LIBRARIES)
MESSAGE(STATUS "Cannot find NETGEN library.")
ENDIF ()

IF (NGLIB_INCLUDE_DIR AND NGLIB_LIBRARIES)
SET(Netgen_FOUND TRUE)
SET(NETGEN_INCLUDE_DIRS ${NETGEN_DIR_include} ${NGLIB_INCLUDE_DIR})
LIST(REMOVE_DUPLICATES NETGEN_INCLUDE_DIRS)
ELSE ()
SET(Netgen_FOUND FALSE)
ENDIF ()
ENDIF ()

# Package-provided cMake file is not enough
IF(Netgen_FOUND)
IF(NOT NETGEN_VERSION_MAJOR)
IF(NETGEN_VERSION)
string(REGEX MATCHALL "[0-9]+" NETGEN_VERSION_expr ${NETGEN_VERSION})
list(LENGTH NETGEN_VERSION_expr NETGEN_VERSION_COUNT)
list(GET NETGEN_VERSION_expr 0 NETGEN_VERSION_MAJOR)
IF(NETGEN_VERSION_COUNT GREATER 1)
list(GET NETGEN_VERSION_expr 1 NETGEN_VERSION_MINOR)
ELSE()
set(NETGEN_VERSION_MINOR 0)
ENDIF()
ELSE() # workaround for netgen 6.2 and newer. currently there is no easy way to detect the version
# better use "find_package(netgen CONFIG REQUIRED)"
set(NETGEN_VERSION_MAJOR 6)
set(NETGEN_VERSION_MINOR 2)
ENDIF()
set(NETGEN_VERSION_PATCH 0)
ENDIF()

MATH(EXPR NETGEN_VERSION_C "(${NETGEN_VERSION_MAJOR} << 16) + (${NETGEN_VERSION_MINOR} << 8) + (${NETGEN_VERSION_PATCH})")
MATH(EXPR NETGEN_VERSION_62 "(6 << 16) + (2 << 8)")
MATH(EXPR NETGEN_VERSION_62_2004 "(6 << 16) + (2 << 8) + (2004)")
IF(NOT NETGEN_VERSION_C LESS NETGEN_VERSION_62) # Version >= 6.2
IF(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
# Clang sometimes fails to include <cstdio>
include(CMakePushCheckState)
cmake_push_check_state(RESET)
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${NETGEN_CXX_FLAGS}")
check_cxx_source_compiles("#include <cstdio>\nint main(){}" CSTDIO_INCLUDE_TRY1)
IF(NOT CSTDIO_INCLUDE_TRY1)
# Ugly hack to make <stdio.h> building gets function
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -U__cplusplus -D__cplusplus=201103L")
check_cxx_source_compiles("#include <cstdio>\nint main(){}" CSTDIO_INCLUDE_TRY2)
IF(NOT CSTDIO_INCLUDE_TRY2)
message(FATAL_ERROR "Cannot #include <cstdio>.")
ELSE()
set(NETGEN_CXX_FLAGS "${NETGEN_CXX_FLAGS} -U__cplusplus -D__cplusplus=201103L")
ENDIF()
ENDIF()
cmake_pop_check_state()
ENDIF()
ENDIF()
MESSAGE(STATUS "Found NETGEN version ${NETGEN_VERSION_MAJOR}.${NETGEN_VERSION_MINOR}, calculated: ${NETGEN_VERSION_C}")
LIST(APPEND NETGEN_DEFINITIONS -DNETGEN_VERSION=${NETGEN_VERSION_C})
ENDIF()
IF (Netgen_FOUND)
IF (NOT NETGEN_VERSION_MAJOR)
IF (NETGEN_VERSION)
string(REGEX MATCHALL "[0-9]+" NETGEN_VERSION_expr ${NETGEN_VERSION})
list(LENGTH NETGEN_VERSION_expr NETGEN_VERSION_COUNT)
list(GET NETGEN_VERSION_expr 0 NETGEN_VERSION_MAJOR)
IF (NETGEN_VERSION_COUNT GREATER 1)
list(GET NETGEN_VERSION_expr 1 NETGEN_VERSION_MINOR)
ELSE ()
set(NETGEN_VERSION_MINOR 0)
ENDIF ()
ELSE () # workaround for netgen 6.2 and newer. currently there is no easy way to detect the version
# better use "find_package(netgen CONFIG REQUIRED)"
set(NETGEN_VERSION_MAJOR 6)
set(NETGEN_VERSION_MINOR 2)
ENDIF ()
set(NETGEN_VERSION_PATCH 0)
ENDIF ()

MATH(EXPR NETGEN_VERSION_C "(${NETGEN_VERSION_MAJOR} << 16) + (${NETGEN_VERSION_MINOR} << 8) + (${NETGEN_VERSION_PATCH})")
MATH(EXPR NETGEN_VERSION_62 "(6 << 16) + (2 << 8)")
MATH(EXPR NETGEN_VERSION_62_2004 "(6 << 16) + (2 << 8) + (2004)")
IF (NOT NETGEN_VERSION_C LESS NETGEN_VERSION_62) # Version >= 6.2
IF (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
# Clang sometimes fails to include <cstdio>
include(CMakePushCheckState)
cmake_push_check_state(RESET)
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${NETGEN_CXX_FLAGS}")
check_cxx_source_compiles("#include <cstdio>\nint main(){}" CSTDIO_INCLUDE_TRY1)
IF (NOT CSTDIO_INCLUDE_TRY1)
# Ugly hack to make <stdio.h> building gets function
set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} -U__cplusplus -D__cplusplus=201103L")
check_cxx_source_compiles("#include <cstdio>\nint main(){}" CSTDIO_INCLUDE_TRY2)
IF (NOT CSTDIO_INCLUDE_TRY2)
message(FATAL_ERROR "Cannot #include <cstdio>.")
ELSE ()
set(NETGEN_CXX_FLAGS "${NETGEN_CXX_FLAGS} -U__cplusplus -D__cplusplus=201103L")
ENDIF ()
ENDIF ()
cmake_pop_check_state()
ENDIF ()
ENDIF ()
MESSAGE(STATUS "Found NETGEN version ${NETGEN_VERSION_MAJOR}.${NETGEN_VERSION_MINOR}, calculated: ${NETGEN_VERSION_C}")
LIST(APPEND NETGEN_DEFINITIONS -DNETGEN_VERSION=${NETGEN_VERSION_C})
ENDIF ()

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