feat: Install a CMake package configuration file

Author: ethanmusser

c/CMakeLists.txt

@@ -5,6 +5,7 @@ set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/cmake" "${CMAKE_CURRENT_LIST_DI
 option(I_KNOW_WHAT_I_AM_DOING_AND_HOW_DANGEROUS_IT_IS__LIBSBP_DISABLE_CRC_VALIDATION "Disable all CRC validation in Libsbp" OFF)
 set(SWIFT_CXX_STANDARD 17 CACHE STRING "Default C++ version for all swift targets")
 
+include(CMakePackageConfigHelpers)
 include(GNUInstallDirs)
 include(CCache)
 include(SwiftCmakeOptions)

c/src/CMakeLists.txt

@@ -78,9 +78,26 @@ install(
   RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
   LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
   ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+  INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
 )
 install(DIRECTORY ${PROJECT_SOURCE_DIR}/include/libsbp/ DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/libsbp)
 
 export(EXPORT sbp-export
        NAMESPACE swiftnav::
        FILE ${PROJECT_BINARY_DIR}/LibSbpImport.cmake)
+
+install(
+  EXPORT sbp-export
+  DESTINATION ${CMAKE_INSTALL_DATADIR}/libsbp/cmake
+  NAMESPACE swiftnav::
+)
+
+configure_package_config_file(
+  ${CMAKE_CURRENT_SOURCE_DIR}/libsbpConfig.cmake.in
+  libsbpConfig.cmake
+  INSTALL_DESTINATION ${CMAKE_INSTALL_DATADIR}
+)
+install(
+  FILES "${CMAKE_CURRENT_BINARY_DIR}/libsbpConfig.cmake"
+  DESTINATION ${CMAKE_INSTALL_DATADIR}/libsbp/cmake
+)

c/src/libsbpConfig.cmake.in

@@ -0,0 +1,3 @@
+@PACKAGE_INIT@
+
+include("${CMAKE_CURRENT_LIST_DIR}/sbp-export.cmake")