CMakeLists.txt

cmake_minimum_required(VERSION 3.5)
project(PLOTSCRIPT CXX)
# EDIT
# add any files you create related to the interpreter here
# excluding unit tests
set(interpreter_src
  token.hpp token.cpp
  atom.hpp atom.cpp
  environment.hpp environment.cpp
  expression.hpp expression.cpp
  parse.hpp parse.cpp
  interpreter.hpp interpreter.cpp
  )

# EDIT
# add any files you create related to interpreter unit testing here
set(unittest_src
  catch.hpp
  atom_tests.cpp
  environment_tests.cpp
  expression_tests.cpp
  interpreter_tests.cpp
  parse_tests.cpp
  semantic_error.hpp
  token_tests.cpp
  unit_tests.cpp
  )

# EDIT
# add source for any TUI modules here
set(tui_src
    message_queue.h
    cntlc_tracer.hpp
  )

# EDIT
# add source for any GUI modules here
set(gui_src
  input_widget.hpp input_widget.cpp
  output_widget.hpp output_widget.cpp
  notebook_app.hpp notebook_app.cpp
  message_queue.h
  )

# EDIT
# add source for any GUI tests here
set(gui_test_src
  notebook_test.cpp
)

set(STARTUP_FILE ${CMAKE_SOURCE_DIR}/startup.pls)
configure_file(${CMAKE_SOURCE_DIR}/startup_config.hpp.in ${CMAKE_BINARY_DIR}/startup_config.hpp)
include_directories(${CMAKE_BINARY_DIR})

# ------------------------------------------------
# You should not need to edit any files below here
# ------------------------------------------------

# main entry point for TUI interface
set(tui_main
  plotscript.cpp
)

# main entry point for GUI interface
set(gui_main
  notebook.cpp
)

# try to prevent accidental in-source builds, these cause lots of problems
if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_BINARY_DIR})
  message(FATAL_ERROR "In-source builds not allowed. Remove any files created thus far and use a different directory for the build.")
endif()

# require a C++11 compiler for all targets
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)

# configure Qt
find_package(Qt5 COMPONENTS Widgets Test QUIET)
if (Qt5Widgets_FOUND AND Qt5Test_FOUND)
  set(CMAKE_AUTOMOC ON)
  set(CMAKE_INCLUDE_CURRENT_DIR ON)
endif()

# optional strict mode
if(UNIX AND STRICT)
  message("-- Enabling strict compilation mode")
  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Werror")
endif()

# build interpreter library
add_library(interpreter ${interpreter_src})

# create the plotscript executable
add_executable(plotscript ${tui_main} ${tui_src})
target_link_libraries(plotscript interpreter)

# create the unit_tests executable
add_executable(unit_tests ${unittest_src})
target_link_libraries(unit_tests interpreter)

enable_testing()
add_test(unit_tests unit_tests)

# In the reference environment enable coverage on tests
if(DEFINED ENV{ECE3574_REFERENCE_ENV})
  message("-- Enabling test coverage")
  set(GCC_COVERAGE_COMPILE_FLAGS "-g -O0 -fprofile-arcs -ftest-coverage")
  set_target_properties(interpreter PROPERTIES COMPILE_FLAGS ${GCC_COVERAGE_COMPILE_FLAGS} )
  set_target_properties(unit_tests PROPERTIES COMPILE_FLAGS ${GCC_COVERAGE_COMPILE_FLAGS} )
  target_link_libraries(unit_tests interpreter pthread gcov)
  target_link_libraries(plotscript interpreter pthread gcov)
  add_custom_target(coverage
    COMMAND ${CMAKE_COMMAND} -E env "ROOT=${CMAKE_CURRENT_SOURCE_DIR}"
    ${CMAKE_CURRENT_SOURCE_DIR}/scripts/coverage.sh)
endif()

# In the reference environment enable memory checking on tests
if(DEFINED ENV{ECE3574_REFERENCE_ENV})
  message("-- Enabling memory checks")
  add_custom_target(memtest
    COMMAND valgrind ${CMAKE_BINARY_DIR}/unit_tests)
endif()

# In the reference environment enable tui tests
if(DEFINED ENV{ECE3574_REFERENCE_ENV})
  add_test(plotscript_test python3 ${CMAKE_SOURCE_DIR}/scripts/integration_test.py)
endif()

# --------------------------------------------------------
# Build the notebook executable and tests if Qt is available
# --------------------------------------------------------

if (Qt5Widgets_FOUND AND Qt5Test_FOUND)
  
  add_executable(notebook ${gui_main} ${gui_src})
  if(UNIX AND NOT APPLE AND CMAKE_COMPILER_IS_GNUCXX)
    target_link_libraries(notebook interpreter Qt5::Widgets pthread gcov)
  else(UNIX AND NOT APPLE AND CMAKE_COMPILER_IS_GNUCXX)
    target_link_libraries(notebook interpreter Qt5::Widgets)
  endif()

  add_executable(notebook_test ${gui_test_src} ${gui_src})
  if(UNIX AND NOT APPLE AND CMAKE_COMPILER_IS_GNUCXX)
    target_link_libraries(notebook_test interpreter Qt5::Widgets Qt5::Test pthread gcov)
  else(UNIX AND NOT APPLE AND CMAKE_COMPILER_IS_GNUCXX)
    target_link_libraries(notebook_test interpreter Qt5::Widgets Qt5::Test)
  endif()

  add_test(notebook_test notebook_test)
  
else (Qt5Widgets_FOUND AND Qt5Test_FOUND)
  message("Qt >= 5.9  needs to be installed to build the notebook interface and related tests.")
endif (Qt5Widgets_FOUND AND Qt5Test_FOUND)


# --------------------------------------------------------
# Build the Documentation if possible
# --------------------------------------------------------
find_package(Doxygen)
if (DOXYGEN_FOUND)
    # set input and output files
    set(DOXYGEN_IN ${CMAKE_CURRENT_SOURCE_DIR}/doc/Doxyfile.in)
    set(DOXYGEN_OUT ${CMAKE_CURRENT_BINARY_DIR}/Doxyfile)

    # request to configure the file
    configure_file(${DOXYGEN_IN} ${DOXYGEN_OUT} @ONLY)

    # note the option ALL which allows to build the docs together with the application
    add_custom_target( doc
        COMMAND ${DOXYGEN_EXECUTABLE} ${DOXYGEN_OUT}
        WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
        VERBATIM )
else (DOXYGEN_FOUND)
  message("Doxygen need to be installed to generate the doxygen documentation")
endif (DOXYGEN_FOUND)