# Copyright CERN and copyright holders of ALICE O2. This software is distributed
# under the terms of the GNU General Public License v3 (GPL Version 3), copied
# verbatim in the file "COPYING".
#
# See http://alice-o2.web.cern.ch/license for full licensing information.
#
# In applying this license CERN does not waive the privileges and immunities
# granted to it by virtue of its status as an Intergovernmental Organization or
# submit itself to any jurisdiction.

include_guard()

set(CMAKE_CXX_FLAGS_COVERAGE "-g -O2 -fprofile-arcs -ftest-coverage")
set(CMAKE_C_FLAGS_COVERAGE "${CMAKE_CXX_FLAGS_COVERAGE}")
set(CMAKE_Fortran_FLAGS_COVERAGE "-g -O2 -fprofile-arcs -ftest-coverage")
set(CMAKE_LINK_FLAGS_COVERAGE "--coverage -fprofile-arcs  -fPIC")

MARK_AS_ADVANCED(
    CMAKE_CXX_FLAGS_COVERAGE
    CMAKE_C_FLAGS_COVERAGE
    CMAKE_Fortran_FLAGS_COVERAGE
    CMAKE_LINK_FLAGS_COVERAGE)

#Check the compiler and set the compile and link flags
IF (NOT CMAKE_BUILD_TYPE)
  Message(STATUS "Set BuildType to DEBUG")
  set(CMAKE_BUILD_TYPE Debug)
ENDIF (NOT CMAKE_BUILD_TYPE)

IF(ENABLE_CASSERT) #For the CI, we want to have <cassert> assertions enabled
    set(CMAKE_CXX_FLAGS_RELEASE "-O2")
    set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O2 -g")
ELSE()
    set(CMAKE_CXX_FLAGS_RELEASE "-O2 -DNDEBUG")
    set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O2 -g -DNDEBUG")
    if (CMAKE_BUILD_TYPE STREQUAL "RELEASE" OR CMAKE_BUILD_TYPE STREQUAL "RELWITHDEBINFO")
      set(FAIR_MIN_SEVERITY "info")
    endif()
ENDIF()
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
set(CMAKE_Fortran_FLAGS_RELEASE "-O2")
set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
set(CMAKE_Fortran_FLAGS_RELWITHDEBINFO "-O2 -g")
# make sure Debug build not optimized (does not seem to work without CACHE + FORCE)
set(CMAKE_CXX_FLAGS_DEBUG "-g -O0" CACHE STRING "Debug mode build flags" FORCE)
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}" CACHE STRING "Debug mode build flags" FORCE)
set(CMAKE_Fortran_FLAGS_DEBUG "-g -O0" CACHE STRING "Debug mode build flags" FORCE)

if(APPLE)
  set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-undefined,error") # avoid undefined in our libs
elseif(UNIX)
  set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--no-undefined") # avoid undefined in our libs
endif()

message(STATUS "Using build type: ${CMAKE_BUILD_TYPE} - CXXFLAGS: ${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_${CMAKE_BUILD_TYPE}}")