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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required(VERSION 3.14)
# Project information
project(Filter
VERSION 4.0.0
DESCRIPTION "Digital filter library."
LANGUAGES CXX
)
include(FetchContent)
if (DEFINED DEPS)
string(TOUPPER ${DEPS} DEPS)
if (DEPS STREQUAL "BFS")
# Fetch global defs
FetchContent_Declare(
units
GIT_REPOSITORY [email protected]:bolderflight/software/units.git
GIT_TAG v5.0.0
)
elseif(DEPS STREQUAL "LOCAL")
# Fetch global defs
FetchContent_Declare(
units
GIT_REPOSITORY ${CMAKE_SOURCE_DIR}/../units
GIT_TAG v5.0.0
)
else()
# Fetch global defs
FetchContent_Declare(
units
GIT_REPOSITORY https://github.com/bolderflight/units.git
GIT_TAG v5.0.0
)
endif()
else()
# Fetch global defs
FetchContent_Declare(
units
GIT_REPOSITORY https://github.com/bolderflight/units.git
GIT_TAG v5.0.0
)
endif()
FetchContent_MakeAvailable(units)
# Add the library target
add_library(filter
src/filter.h
src/iir.h
src/iir.cpp
)
# Link libraries
target_link_libraries(filter
PRIVATE
units
)
# Setup include directories
target_include_directories(filter PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/src>
$<INSTALL_INTERFACE:include>
)
# Example and unit testing if this project is built separately
if (PROJECT_NAME STREQUAL CMAKE_PROJECT_NAME)
# Add the example target
add_executable(filter_example examples/cmake/filter_example.cc)
# Add the includes
target_include_directories(filter_example PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:include>
)
# Link libraries to the test target
target_link_libraries(filter_example
PRIVATE
filter
)
# Fetch google test
include(FetchContent)
FetchContent_Declare(
googletest
GIT_REPOSITORY https://github.com/google/googletest.git
GIT_TAG release-1.12.1
)
FetchContent_MakeAvailable(googletest)
enable_testing()
include(GoogleTest)
# Add the test target
add_executable(filter_test tests/filter_test.cc)
# Add the includes
target_include_directories(filter_test PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<INSTALL_INTERFACE:include>
)
# Link libraries to the test target
target_link_libraries(filter_test
PRIVATE
filter
gtest_main
gtest
gmock
)
# Discover unit tests
gtest_discover_tests(filter_test)
endif()