CMakeLists.txt

cmake_minimum_required(VERSION 3.13)
project(xmlpatch VERSION 0.4.5)
set(VERSION ${CMAKE_PROJECT_VERSION})
configure_file(cmake_config.h.in ${PROJECT_BINARY_DIR}/config.h @ONLY)
include_directories(${PROJECT_BINARY_DIR})

find_package(LibXml2 REQUIRED)
add_library(xmlpatch src/xml_patch.c)
target_link_libraries(xmlpatch PUBLIC LibXml2::LibXml2)
target_include_directories(xmlpatch INTERFACE src)
set_target_properties(xmlpatch PROPERTIES PUBLIC_HEADER src/xml_patch.h)
install(TARGETS xmlpatch)

find_package(PkgConfig)
if(PKG_CONFIG_FOUND)
    # xmldiff requires glib
    pkg_check_modules(glib IMPORTED_TARGET glib-2.0)
    if(glib_FOUND)
        add_library(xmldiff diff/xml_diff.c)
        target_link_libraries(xmldiff PUBLIC LibXml2::LibXml2 PkgConfig::glib)
        target_include_directories(xmldiff INTERFACE diff)
        set_target_properties(xmldiff PROPERTIES PUBLIC_HEADER diff/xml_diff.h)
        install(TARGETS xmldiff)
    endif()
endif()

include(CTest)
if(BUILD_TESTING)
  add_subdirectory(tests)
endif()