xo-indentlog/CMakeLists.txt

74 lines
2.4 KiB
CMake

cmake_minimum_required(VERSION 3.10)
project(indentlog VERSION 0.1)
enable_language(CXX)
# common XO cmake macros (see proj/xo-cmake)
include(xo_macros/xo_cxx)
include(xo_macros/code-coverage)
enable_testing()
# activate code coverage for all executables + libraries (when -DCODE_COVERAGE=ON)
add_code_coverage()
# 1. assuming that /nix/store/ prefixes .hpp files belonging to gcc, catch2 etc.
# we're not interested in code coverage for these sources.
# 2. exclude the utest/ subdir, we don't need coverage on the unit tests themselves;
# rather, want coverage on the code that the unit tests exercise.
#
add_code_coverage_all_targets(EXCLUDE /nix/store/* utest/*)
set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED True)
# always write compile_commands.json
set(CMAKE_EXPORT_COMPILE_COMMANDS ON CACHE INTERNAL "")
if(NOT USER)
set(USER $ENV{USER})
endif()
# hmm. this works if explicitly given with cmake:
# cmake -DCMAKE_INSTALL_PREFIX=/home/roland/local path/to/source
# but not as default
if(NOT CMAKE_INSTALL_PREFIX)
set(CMAKE_INSTALL_PREFIX /home/${USER}/local CACHE STRING "install directory")
endif()
if(NOT CMAKE_INSTALL_RPATH)
set(CMAKE_INSTALL_RPATH ${CMAKE_INSTALL_PREFIX}/lib CACHE STRING "runpath in installed libraries/executables")
endif()
add_subdirectory(example)
add_subdirectory(utest)
# header-only library.
# see [[https://stackoverflow.com/questions/47718485/install-and-export-interface-only-library-cmake]]
#
add_library(indentlog INTERFACE)
xo_include_headeronly_options2(indentlog)
#target_include_directories(indentlog INTERFACE
# $<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>
# $<INSTALL_INTERFACE:include>
# )
# ----------------------------------------------------------------
# provide find_package() support
xo_export_cmake_config(${PROJECT_NAME} ${PROJECT_VERSION} ${PROJECT_NAME}Targets)
# ----------------------------------------------------------------
xo_install_library2(${PROJECT_NAME})
# ----------------------------------------------------------------
# install .hpp
xo_install_include_tree()
# ----------------------------------------------------------------
install(TARGETS hello DESTINATION bin/indentlog/example)
install(TARGETS ex1 DESTINATION bin/indentlog/example)
install(TARGETS ex2 DESTINATION bin/indentlog/example)
install(TARGETS ex3 DESTINATION bin/indentlog/example)
install(TARGETS ex4 DESTINATION bin/indentlog/example)