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#Detect (guess) values for most platform. Keep most detection logic in
#functions, to avoid poluting surrounding scope accidentally.
function( detect_platform_variables resultvarname )
set(provided_vars "")
macro( provide_var varname )
list(APPEND provided_vars "${varname}" "${${varname}}")
endmacro()
#Check 3 major platforms:
set( WINDOWS OFF )
set( DARWIN OFF )
set( LINUX OFF )
if(CMAKE_SYSTEM_NAME STREQUAL "Windows")
set( WINDOWS ON )
elseif(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
set( DARWIN ON )
else()
set( LINUX ON )
endif()
#Exectuable suffixes:
set( MCCODE_EXE_SUFFIX "${CMAKE_EXECUTABLE_SUFFIX}" )
if ( MCCODE_EXE_SUFFIX MATCHES "^\\." )
string(SUBSTRING "${MCCODE_EXE_SUFFIX}" 1 -1 MCCODE_EXE_SUFFIX)
endif()
provide_var( MCCODE_EXE_SUFFIX )
#BROWSER (a.k.a. generic "open" command):
if ( WINDOWS )
set( BROWSER start )
elseif( DARWIN )
set( BROWSER open )
else()
set( BROWSER "xdg-open" )
endif()
provide_var( BROWSER )
#Terminal emulator:
if ( WINDOWS )
set( TERMINAL start )
elseif( DARWIN )
set( TERMINAL open )
else()
set( TERMINAL "")
set( applist x-terminal-emulator gnome-terminal xterm)
foreach( tmp ${applist} )
find_program( progpath "${tmp}" )
if ( progpath )
set( TERMINAL "${tmp} -e")
break()
endif()
endforeach()
endif()
provide_var( TERMINAL )
#editor:
if ( WINDOWS )
set( EDITOR start )
elseif( DARWIN )
set( EDITOR open )
else()
set( EDITOR "")
set( applist gedit kate leafpad subl emacs )
foreach( tmp ${applist} )
find_program( progpath "${tmp}" )
if ( progpath )
set( EDITOR "${tmp}")
break()
endif()
endforeach()
endif()
provide_var( EDITOR )
#idf-generator:
if ( BUILD_MCSTAS )
set( IDFGEN mcdisplay-mantid )
else()
set( IDFGEN "" )
endif()
provide_var( IDFGEN )
#HDF viewer
if ( NOT HDFVIEW )
# HDF-viewer
if ( MCCODE_BUILD_CONDA_PKG )
set( HDFVIEW "nexpy" )
else ()
set( HDFVIEW "HDFCompass" )
endif ()
endif ()
provide_var( HDFVIEW )
#gsl-flags:
if ( NOT GSLFLAGS )
set( GSLFLAGS "-lgsl -lgslcblas" )
if ( MCCODE_BUILD_CONDA_PKG )
set( GSLFLAGS "-I\$\{CONDA_PREFIX\}/include -Wl,-rpath,$\{CONDA_PREFIX\}/lib -L\$\{CONDA_PREFIX\}/lib -lgsl -lgslcblas" )
if ( WINDOWS )
if ( "${CMAKE_C_COMPILER_ID}" STREQUAL "MSVC" )
set( GSLFLAGS "/I\$\{CONDA_PREFIX\}/Library/include /link /LIBPATH:\$\{CONDA_PREFIX\}/Library/lib gsl.lib gslcblas.lib" )
else()
set( GSLFLAGS "-I\$\{CONDA_PREFIX\}/Library/include -Wl,-rpath,$\{CONDA_PREFIX\}/Library/lib -L\$\{CONDA_PREFIX\}/Library/lib -lgsl -lgslcblas" )
endif()
endif()
endif()
endif()
provide_var( GSLFLAGS )
#xraylib-flags:
if ( BUILD_MCSTAS )
set( XRLFLAGS "" )
endif()
if ( NOT XRLFLAGS )
set( XRLFLAGS "-lxrl" )
if ( MCCODE_BUILD_CONDA_PKG )
set( XRLFLAGS "-I\$\{CONDA_PREFIX\}/include -Wl,-rpath,$\{CONDA_PREFIX\}/lib -L\$\{CONDA_PREFIX\}/lib -lxrl" )
if ( WINDOWS )
if ( "${CMAKE_C_COMPILER_ID}" STREQUAL "MSVC" )
set( XRLFLAGS "/I\$\{CONDA_PREFIX\}/Library/include /link /LIBPATH:\$\{CONDA_PREFIX\}/Library/lib xrl.lib" )
else()
set( XRLFLAGS "-I\$\{CONDA_PREFIX\}/Library/include -Wl,-rpath,$\{CONDA_PREFIX\}/Library/lib -L\$\{CONDA_PREFIX\}/Library/lib -lxrl" )
endif()
endif()
endif()
endif()
provide_var( XRLFLAGS )
#C compiler:
set( TOOLS_CC "${CMAKE_C_COMPILER}" )
provide_var( TOOLS_CC )
#MPI / OACC variables (don't attempt to detect, just expose here so it is
#clear how to change them at the CMake cfg level):
set(OACCFLAGS "-fast -Minfo=accel -acc=gpu -gpu=managed -DOPENACC")
provide_var( OACCFLAGS )
set(OACC "nvc")
provide_var( OACC )
if ( MPILIB )
if ( NOT WINDOWS )
set(MPIFLAGS "-DUSE_MPI -l${MPILIB}")
else()
set(MPIFLAGS "-DUSE_MPI -l${MPILIB}")
if ( MCCODE_BUILD_CONDA_PKG )
if ( "${CMAKE_C_COMPILER_ID}" STREQUAL "MSVC" )
set(MPIFLAGS "/DUSE_MPI /link /DYNAMICBASE ${MPILIB}")
endif()
endif()
endif()
else()
if ( NOT WINDOWS )
set(MPILIB "mpi")
set(MPIFLAGS "-DUSE_MPI -l${MPILIB}")
else()
set(MPILIB "msmpi")
set(MPIFLAGS "-DUSE_MPI -l${MPILIB}")
if ( MCCODE_BUILD_CONDA_PKG )
if ( "${CMAKE_C_COMPILER_ID}" STREQUAL "MSVC" )
set(MPILIB "msmpi.lib")
set(MPIFLAGS "/DUSE_MPI /link /DYNAMICBASE ${MPILIB}")
endif()
endif()
endif()
endif()
provide_var( MPILIB )
if ( MPILIBDIR )
if ( NOT WINDOWS )
set(MPIFLAGS "-Wl,-rpath,${MPILIBDIR} -L${MPILIBDIR} ${MPIFLAGS}")
else()
set(MPIFLAGS "-L${MPILIBDIR} ${MPIFLAGS}")
if ( MCCODE_BUILD_CONDA_PKG )
if ( "${CMAKE_C_COMPILER_ID}" STREQUAL "MSVC" )
set(MPIFLAGS "${MPIFLAGS} /LIBPATH:${MPILIBDIR}")
endif()
endif()
endif()
endif()
if ( MPIINCLUDEDIR )
if ( NOT WINDOWS )
set(MPIFLAGS "-I${MPIINCLUDEDIR} ${MPIFLAGS}")
else()
set(MPIFLAGS "-I${MPIINCLUDEDIR} ${MPIFLAGS}")
if ( MCCODE_BUILD_CONDA_PKG )
if ( "${CMAKE_C_COMPILER_ID}" STREQUAL "MSVC" )
set(MPIFLAGS "/I${MPIINCLUDEDIR} ${MPIFLAGS}")
endif()
endif()
endif()
endif()
provide_var( MPIFLAGS )
if ( NOT WINDOWS )
set(MPIRUN "mpirun")
set(MPICC "mpicc")
else()
set(MPIRUN "mpiexec")
set(MPICC "${CMAKE_C_COMPILER}")
endif()
provide_var( MPIRUN )
provide_var( MPICC )
if ( NOT WINDOWS )
set(NEXUSFLAGS "-DUSE_NEXUS -lNeXus")#?? should probably have another value
else()
set(NEXUSFLAGS "-DUSE_NEXUS -lNeXus")
if ( MCCODE_BUILD_CONDA_PKG )
if ( "${CMAKE_C_COMPILER_ID}" STREQUAL "MSVC" )
set(NEXUSFLAGS "/DUSE_NEXUS NeXus.lib")
endif()
endif()
endif()
if ( NEXUSLIB )
set(NEXUSFLAGS "-Wl,-rpath,${NEXUSLIB} -L${NEXUSLIB} ${NEXUSFLAGS}")
endif()
if ( NEXUSINCLUDE )
set(NEXUSFLAGS "${NEXUSFLAGS} -I${NEXUSINCLUDE}")
endif()
provide_var( NEXUSFLAGS )
#C flags:
include (CheckCCompilerFlag)
set(MCCODE_CFLAGS "${CMAKE_C_FLAGS_RELWITHDEBINFO}")
if ( DARWIN AND DEFINED CMAKE_OSX_SYSROOT AND NOT "x${CMAKE_OSX_SYSROOT}" STREQUAL "x" )
#Attempt to provide the relevant -isysroot on macOS, possibly found by cmake
set(MCCODE_CFLAGS "${MCCODE_CFLAGS} -isysroot ${CMAKE_OSX_SYSROOT}")
endif()
if ( DARWIN )
set(MCCODE_CFLAGS "${MCCODE_CFLAGS} -D_DARWIN_C_SOURCE")
endif()
if ( MCCODE_BUILD_CONDA_PKG )
if ( WINDOWS )
if ("${CMAKE_C_COMPILER_ID}" STREQUAL "MSVC")
set( MCCODE_CFLAGS "${MCCODE_CFLAGS} /I\$\{CONDA_PREFIX\}/Library/include /link /LIBPATH:\$\{CONDA_PREFIX\}/Library/lib" )
else()
set( MCCODE_CFLAGS "${MCCODE_CFLAGS} -I\$\{CONDA_PREFIX\}/Library/include -Wl,-rpath,$\{CONDA_PREFIX\}/Library/lib -L\$\{CONDA_PREFIX\}/Library/lib" )
endif()
else()
set( MCCODE_CFLAGS "${MCCODE_CFLAGS} -I\$\{CONDA_PREFIX\}/include -Wl,-rpath,\$\{CONDA_PREFIX\}/lib -L\$\{CONDA_PREFIX\}/lib" )
endif()
endif()
foreach( flag "-fno-PIC" "-fPIE" "-flto" "-O3" "-mtune=native" "-march=native" "-fno-math-errno" "-ftree-vectorize" "-g" "-DNDEBUG" "-D_POSIX_SOURCE" "-std=c99" "-lm")
#NB: plethora of "unset(tmp_test_c_flag_result ...)" statements below is
#added for safety, to prevent CMake's CACHE system to give unpredictable
#results.
unset(tmp_test_c_flag_result CACHE)
unset(tmp_test_c_flag_result )
check_c_compiler_flag("${flag}" tmp_test_c_flag_result)
if ( tmp_test_c_flag_result )
set(MCCODE_CFLAGS "${MCCODE_CFLAGS} ${flag}")
endif()
unset(tmp_test_c_flag_result CACHE)
unset(tmp_test_c_flag_result )
endforeach()
provide_var(MCCODE_CFLAGS)
set(${resultvarname} "${provided_vars}" PARENT_SCOPE)
endfunction()
function( apply_platform_variables detected_var_list )
while( detected_var_list )
list( POP_FRONT detected_var_list detected_varname detected_varval)
if ( NOT DEFINED "${detected_varname}" )
message("McCode variable: ${detected_varname}=\"${detected_varval}\" (detected)")
set(${detected_varname} "${detected_varval}" PARENT_SCOPE)
elseif( "${${detected_varname}}" STREQUAL "${detected_varval}" )
message("McCode variable: ${detected_varname}=\"${${detected_varname}}\" (provided, but same as detected)")
else()
message("McCode variable: ${detected_varname}=\"${${detected_varname}}\" (provided, ignoring detected \"${detected_varval}\")")
endif()
endwhile()
endfunction()
###############################################################
detect_platform_variables( tmp_detected_var_list )
apply_platform_variables( "${tmp_detected_var_list}" )
unset( tmp_detected_var_list )
#A bit of derived variable logic:
set( MCCODE_EXE_SUFFIX_NEVEREMPTY "${MCCODE_EXE_SUFFIX}" )
if ( NOT MCCODE_EXE_SUFFIX_NEVEREMPTY )
set( MCCODE_EXE_SUFFIX_NEVEREMPTY "out" )
endif()
if ( NOT TERMINAL )
set( TERMINAL "x-terminal-emulator -e" )
message(WARNING "Could not detect suitable terminal emulator. Will continue assuming TERMINAL=\"${TERMINAL}\" (set TERMINAL to suitable value to avoid this warning.)")
endif()
if ( NOT EDITOR )
set( EDITOR "gedit" )
message(WARNING "Could not detect suitable editor. Will continue assuming EDITOR=\"${editor}\" (set EDITOR to suitable value to avoid this warning.)")
endif()
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