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cmake: support components (#1504)
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2 changed files with 13 additions and 6 deletions
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@ -14,8 +14,8 @@
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-------------------------------------------------------------------------------
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After installation with Cmake, a find_package(httplib) is available.
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This creates a httplib::httplib target (if found).
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After installation with Cmake, a find_package(httplib COMPONENTS OpenSSL ZLIB Brotli) is available.
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This creates a httplib::httplib target (if found and if listed components are supported).
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It can be linked like so:
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target_link_libraries(your_exe httplib::httplib)
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@ -235,8 +235,6 @@ configure_package_config_file("${PROJECT_NAME}Config.cmake.in"
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INSTALL_DESTINATION "${_TARGET_INSTALL_CMAKEDIR}"
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# Passes the includedir install path
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PATH_VARS CMAKE_INSTALL_FULL_INCLUDEDIR
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# There aren't any components, so don't use the macro
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NO_CHECK_REQUIRED_COMPONENTS_MACRO
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)
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if(HTTPLIB_COMPILE)
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@ -42,8 +42,17 @@ set_and_check(HTTPLIB_INCLUDE_DIR "@PACKAGE_CMAKE_INSTALL_FULL_INCLUDEDIR@")
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# This is helpful if you're using Cmake's pre-compiled header feature
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set_and_check(HTTPLIB_HEADER_PATH "@PACKAGE_CMAKE_INSTALL_FULL_INCLUDEDIR@/httplib.h")
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# Brings in the target library
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include("${CMAKE_CURRENT_LIST_DIR}/httplibTargets.cmake")
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# Consider each library support as a "component"
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set(httplib_OpenSSL_FOUND @HTTPLIB_IS_USING_OPENSSL@)
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set(httplib_ZLIB_FOUND @HTTPLIB_IS_USING_ZLIB@)
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set(httplib_Brotli_FOUND @HTTPLIB_IS_USING_BROTLI@)
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check_required_components(httplib)
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# Brings in the target library, but only if all required components are found
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if(NOT DEFINED httplib_FOUND OR httplib_FOUND)
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include("${CMAKE_CURRENT_LIST_DIR}/httplibTargets.cmake")
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endif()
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# Ouputs a "found httplib /usr/include/httplib.h" message when using find_package(httplib)
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include(FindPackageMessage)
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