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#
# This file provides functions for Fortran support.
#
#-------------------------------------------------------------------------------
ENABLE_LANGUAGE (Fortran)
#-----------------------------------------------------------------------------
# Detect name mangling convention used between Fortran and C
#-----------------------------------------------------------------------------
INCLUDE (FortranCInterface)
FortranCInterface_HEADER (
${CMAKE_BINARY_DIR}/FCMangle.h
MACRO_NAMESPACE "H5_FC_"
SYMBOL_NAMESPACE "H5_FC_"
SYMBOLS mysub mymod:my_sub
)
FILE (STRINGS ${CMAKE_BINARY_DIR}/FCMangle.h CONTENTS REGEX "H5_FC_GLOBAL\\(.*,.*\\) +(.*)")
STRING (REGEX MATCH "H5_FC_GLOBAL\\(.*,.*\\) +(.*)" RESULT ${CONTENTS})
SET (H5_FC_FUNC "H5_FC_FUNC(name,NAME) ${CMAKE_MATCH_1}")
FILE (STRINGS ${CMAKE_BINARY_DIR}/FCMangle.h CONTENTS REGEX "H5_FC_GLOBAL_\\(.*,.*\\) +(.*)")
STRING (REGEX MATCH "H5_FC_GLOBAL_\\(.*,.*\\) +(.*)" RESULT ${CONTENTS})
SET (H5_FC_FUNC_ "H5_FC_FUNC_(name,NAME) ${CMAKE_MATCH_1}")
#-----------------------------------------------------------------------------
# The provided CMake Fortran macros don't provide a general check function
# so this one is used for a sizeof test.
#-----------------------------------------------------------------------------
MACRO (CHECK_FORTRAN_FEATURE FUNCTION CODE VARIABLE)
IF (NOT DEFINED ${VARIABLE})
MESSAGE (STATUS "Testing Fortran ${FUNCTION}")
IF (CMAKE_REQUIRED_LIBRARIES)
SET (CHECK_FUNCTION_EXISTS_ADD_LIBRARIES
"-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}")
ELSE (CMAKE_REQUIRED_LIBRARIES)
SET (CHECK_FUNCTION_EXISTS_ADD_LIBRARIES)
ENDIF (CMAKE_REQUIRED_LIBRARIES)
FILE (WRITE
${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/testFortranCompiler.f
"${CODE}"
)
TRY_COMPILE (${VARIABLE}
${CMAKE_BINARY_DIR}
${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/testFortranCompiler.f
CMAKE_FLAGS "${CHECK_FUNCTION_EXISTS_ADD_LIBRARIES}"
OUTPUT_VARIABLE OUTPUT
)
# MESSAGE ( "* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ")
# MESSAGE ( "Test result ${OUTPUT}")
# MESSAGE ( "* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ")
IF (${VARIABLE})
SET (${VARIABLE} 1 CACHE INTERNAL "Have Fortran function ${FUNCTION}")
MESSAGE (STATUS "Testing Fortran ${FUNCTION} - OK")
FILE (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
"Determining if the Fortran ${FUNCTION} exists passed with the following output:\n"
"${OUTPUT}\n\n"
)
ELSE (${VARIABLE})
MESSAGE (STATUS "Testing Fortran ${FUNCTION} - Fail")
SET (${VARIABLE} "" CACHE INTERNAL "Have Fortran function ${FUNCTION}")
FILE (APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
"Determining if the Fortran ${FUNCTION} exists failed with the following output:\n"
"${OUTPUT}\n\n")
ENDIF (${VARIABLE})
ENDIF (NOT DEFINED ${VARIABLE})
ENDMACRO (CHECK_FORTRAN_FEATURE)
#-----------------------------------------------------------------------------
# Configure Checks which require Fortran compilation must go in here
# not in the main ConfigureChecks.cmake files, because if the user has
# no Fortran compiler, problems arise.
#
# Be careful with leading spaces here, do not remove them.
#-----------------------------------------------------------------------------
CHECK_FORTRAN_FEATURE(sizeof
"
PROGRAM main
i = sizeof(x)
END PROGRAM
"
FORTRAN_HAVE_SIZEOF
)
CHECK_FORTRAN_FEATURE(RealIsNotDouble
"
MODULE type_mod
INTERFACE h5t
MODULE PROCEDURE h5t_real
MODULE PROCEDURE h5t_dble
END INTERFACE
CONTAINS
SUBROUTINE h5t_real(r)
REAL :: r
END SUBROUTINE h5t_real
SUBROUTINE h5t_dble(d)
DOUBLE PRECISION :: d
END SUBROUTINE h5t_dble
END MODULE type_mod
PROGRAM main
USE type_mod
REAL :: r
DOUBLE PRECISION :: d
CALL h5t(r)
CALL h5t(d)
END PROGRAM main
"
FORTRAN_DEFAULT_REAL_NOT_DOUBLE
)
#-----------------------------------------------------------------------------
# Checks if the ISO_C_BINDING module meets all the requirements
#-----------------------------------------------------------------------------
CHECK_FORTRAN_FEATURE(iso_c_binding
"
PROGRAM main
USE iso_c_binding
IMPLICIT NONE
TYPE(C_PTR) :: ptr
TYPE(C_FUNPTR) :: funptr
INTEGER(C_INT64_T) :: c_int64_type
CHARACTER(LEN=80, KIND=c_char), TARGET :: ichr
ptr = C_LOC(ichr(1:1))
END PROGRAM
"
FORTRAN_HAVE_ISO_C_BINDING
)
#-----------------------------------------------------------------------------
# Add debug information (intel Fortran : JB)
#-----------------------------------------------------------------------------
IF (CMAKE_Fortran_COMPILER MATCHES ifort)
IF (WIN32)
SET (CMAKE_Fortran_FLAGS_DEBUG "/debug:full /dbglibs " CACHE "flags" STRING FORCE)
SET (CMAKE_EXE_LINKER_FLAGS_DEBUG "/DEBUG" CACHE "flags" STRING FORCE)
ENDIF (WIN32)
ENDIF (CMAKE_Fortran_COMPILER MATCHES ifort)
|
