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diff --git a/cmake/UseEnvironment.cmake b/cmake/UseEnvironment.cmake
index d1ddbab..523f42e 100644
--- a/cmake/UseEnvironment.cmake
+++ b/cmake/UseEnvironment.cmake
@@ -1,107 +1,107 @@
set(LXPLUS_GCC_ENV "source /cvmfs/sft.cern.ch/lcg/releases/gcc/6.2.0/x86_64-centos7/setup.sh")
set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -Wall -cpp")
if($ENV{HOSTNAME} MATCHES "^lxplus[0-9]+.cern.ch")
set(IS_LXPLUS "yes")
endif()
-if(CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 4.8)
+if(CMAKE_CXX_COMPILER_ID MATCHES "Clang" OR CMAKE_CXX_COMPILER_VERSION VERSION_GREATER 6.1)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wno-long-long -pedantic-errors -g")
else()
- message(STATUS "clang or gcc above 4.8 is required")
+ message(STATUS "clang or gcc above 6.1 is required")
if(IS_LXPLUS)
message(STATUS "Compiling on LXPLUS. Did you properly source the environment variables? E.g.\n\n\t${LXPLUS_GCC_ENV}\n")
endif()
message(FATAL_ERROR "Please clean up this build environment, i.e.\n\trm -rf CMake*\nand try again...")
endif()
if(NOT CMAKE_VERSION VERSION_LESS 3.1)
- set(CMAKE_CXX_STANDARD 11)
+ set(CMAKE_CXX_STANDARD 14)
else()
- set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14")
endif()
if(IS_LXPLUS)
set(BASE_DIR "/cvmfs/sft.cern.ch/lcg")
list(APPEND CMAKE_PREFIX_PATH "${BASE_DIR}/external/CMake/2.8.9/Linux-i386/share/cmake-2.8/Modules")
set(GSL_DIR "${BASE_DIR}/releases/GSL/2.5-32fc5/x86_64-centos7-gcc62-opt")
set(HEPMC_DIR "${BASE_DIR}/releases/HepMC/2.06.09-0a23a/x86_64-centos7-gcc62-opt")
set(LHAPDF_DIR "${BASE_DIR}/releases/MCGenerators/lhapdf/6.2.2-8a3e6/x86_64-centos7-gcc62-opt")
set(PYTHIA8_DIR "${BASE_DIR}/releases/MCGenerators/pythia8/240p1-ecd34/x86_64-centos7-gcc62-opt")
set(PYTHON_DIR "${BASE_DIR}/releases/Python/2.7.15-075d4/x86_64-centos7-gcc62-opt")
set(PYTHON_LIBRARY "${PYTHON_DIR}/lib/libpython2.7.so")
set(PYTHON_EXECUTABLE "${PYTHON_DIR}/bin/python")
set(PYTHON_INCLUDE_DIR "${PYTHON_DIR}/include/python2.7")
set(ROOTSYS "${BASE_DIR}/releases/ROOT/6.16.00-87fd5/x86_64-slc6-gcc62-opt")
message(STATUS "Compiling on LXPLUS. Do not forget to source the environment variables!")
message(STATUS "e.g. `${LXPLUS_GCC_ENV}`")
#--- searching for GSL
find_library(GSL_LIB gsl HINTS ${GSL_DIR} PATH_SUFFIXES lib REQUIRED)
find_library(GSL_CBLAS_LIB gslcblas HINTS ${GSL_DIR} PATH_SUFFIXES lib)
#--- searching for LHAPDF
find_library(LHAPDF LHAPDF HINTS ${LHAPDF_DIR} PATH_SUFFIXES lib)
find_path(LHAPDF_INCLUDE LHAPDF HINTS ${LHAPDF_DIR} PATH_SUFFIXES include)
#--- searching for HepMC
find_library(HEPMC_LIB HepMC HINTS ${HEPMC_DIR} PATH_SUFFIXES lib)
find_path(HEPMC_INCLUDE HepMC HINTS ${HEPMC_DIR} PATH_SUFFIXES include)
else()
find_library(GSL_LIB gsl REQUIRED)
find_library(GSL_CBLAS_LIB gslcblas)
find_library(LHAPDF LHAPDF)
find_path(LHAPDF_INCLUDE LHAPDF)
find_library(HEPMC_LIB HepMC)
find_path(HEPMC_INCLUDE HepMC)
endif()
#--- searching for Pythia 8
set(PYTHIA8_DIRS $ENV{PYTHIA8_DIR} ${PYTHIA8_DIR} /usr /usr/local /opt/pythia8)
find_library(PYTHIA8 pythia8 HINTS ${PYTHIA8_DIRS} PATH_SUFFIXES lib)
find_path(PYTHIA8_INCLUDE Pythia8 HINTS ${PYTHIA8_DIRS} PATH_SUFFIXES include include/Pythia8 include/pythia8)
message(STATUS "GSL found in ${GSL_LIB}")
list(APPEND CEPGEN_EXTERNAL_IO_REQS ${GSL_LIB} ${GSL_CBLAS_LIB})
list(APPEND CEPGEN_EXTERNAL_CORE_REQS ${GSL_LIB} ${GSL_CBLAS_LIB})
list(APPEND CEPGEN_EXTERNAL_STRF_REQS ${GSL_LIB} ${GSL_CBLAS_LIB})
if(LHAPDF)
message(STATUS "LHAPDF found in ${LHAPDF}")
list(APPEND CEPGEN_EXTERNAL_STRF_REQS ${LHAPDF})
add_definitions(-DLIBLHAPDF)
include_directories(${LHAPDF_INCLUDE})
endif()
find_package(PythonLibs 2.7)
if(PYTHONLIBS_FOUND)
list(APPEND CEPGEN_EXTERNAL_CARDS_REQS ${PYTHON_LIBRARIES})
add_definitions(-DPYTHON)
message(STATUS "Python v${PYTHONLIBS_VERSION_STRING} found")
include_directories(${PYTHON_INCLUDE_DIRS})
endif()
if(PYTHIA8)
message(STATUS "Pythia 8 found in ${PYTHIA8}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-misleading-indentation")
list(APPEND CEPGEN_EXTERNAL_HADR_REQS ${PYTHIA8} dl)
add_definitions(-DPYTHIA8)
include_directories(${PYTHIA8_INCLUDE})
endif()
if(HEPMC_LIB)
message(STATUS "HepMC found in ${HEPMC_INCLUDE}")
list(APPEND CEPGEN_EXTERNAL_IO_REQS ${HEPMC_LIB})
add_definitions(-DLIBHEPMC)
include_directories(${HEPMC_INCLUDE})
endif()
find_library(MUPARSER muparser)
if(MUPARSER)
message(STATUS "muParser found in ${MUPARSER}")
list(APPEND CEPGEN_EXTERNAL_CORE_REQS ${MUPARSER})
add_definitions(-DMUPARSER)
else()
find_path(EXPRTK exprtk.hpp PATH_SUFFIXES include)
if(EXPRTK)
message(STATUS "exprtk found in ${EXPRTK}")
add_definitions(-DEXPRTK)
include_directories(${EXPRTK})
endif()
endif()
set(ALPHAS_PATH ${PROJECT_SOURCE_DIR}/External)
file(GLOB alphas_sources ${ALPHAS_PATH}/alphaS.f)
if(alphas_sources)
message(STATUS "αₛ evolution found in ${alphas_sources}")
add_definitions(-DALPHA_S)
endif()

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