CMakeLists.txt

project(Gap2Seq)

cmake_minimum_required(VERSION 3.1.0)

################################################################################
# THIRD PARTIES
################################################################################

set(GATB_CORE_HOME ${PROJECT_SOURCE_DIR}/thirdparty/gatb-core/gatb-core)

# Some environments seem to have trouble finding boost_graph, even when it exists
# find_package(Boost REQUIRED COMPONENTS graph)
find_package(Boost)
if(Boost_FOUND)
    include_directories(SYSTEM ${Boost_INCLUDE_DIRS})

    # GATB-core includes parts of boost (critically not graph) which likely
    # conflicts with whatever version we can find
    file(REMOVE_RECURSE ${GATB_CORE_HOME}/thirdparty/boost)
else()
    message(FATAL_ERROR "-- Boost::Graph required!")
endif()

set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/thirdparty)
set(HTSLIB_HOME ${PROJECT_SOURCE_DIR}/thirdparty/htslib)
find_package(Htslib)
if(${HTSLIB_FOUND} AND DEFINED SYSTEM_HTSLIB)
    message("-- Using system htslib")
    include_directories(BEFORE SYSTEM ${HTSLIB_INCLUDE_DIRS})
    link_directories(${HTSLIB_LIBRARY_DIRS})
    set(htslib-library hts)
else()
    message("-- Using bundled htslib")
    include_directories(BEFORE SYSTEM ${HTSLIB_HOME})
    # link_directories(${HTSLIB_HOME})

    # Static link when using bundled htslib, for distributability
    set(htslib-library ${HTSLIB_HOME}/libhts.a)
endif()

# GATB CORE
set(GATB_CORE_EXCLUDE_TOOLS 1)
set(GATB_CORE_EXCLUDE_TESTS 1)
set(GATB_CORE_INCLUDE_EXAMPLES 0)

set(CMAKE_MODULE_PATH ${GATB_CORE_HOME}/cmake)

include(GatbCore)
add_definitions(${gatb-core-flags})
include_directories(${gatb-core-includes})
link_directories(${gatb-core-extra-libraries-path})

################################################################################
# TOOL
################################################################################

add_executable("Gap2Seq-core" src/Gap2Seq.cpp src/main.cpp)
add_executable("GapCutter" src/GapCutter.cpp)
add_executable("GapMerger" src/GapMerger.cpp)
add_executable("ReadFilter" src/ReadFilter.cpp)

target_link_libraries("Gap2Seq-core" ${gatb-core-libraries})
target_link_libraries("GapCutter" ${gatb-core-libraries})
target_link_libraries("GapMerger" ${gatb-core-libraries})
target_link_libraries("ReadFilter" ${gatb-core-libraries} ${htslib-library} pthread bz2 lzma curl crypto)

# set(CXX_WARNINGS "-Wall -Wextra")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CXX_WARNINGS} -g")

# copy the wrapper script
configure_file("${CMAKE_SOURCE_DIR}/src/Gap2Seq.py" "${CMAKE_CURRENT_BINARY_DIR}/Gap2Seq" COPYONLY)