74 lines
2.3 KiB
CMake
74 lines
2.3 KiB
CMake
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# FindCairo.cmake for WASM cross-compilation
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# Cairo was built via scripts/deps/build-cairo.sh
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# Look for Cairo in CMAKE_PREFIX_PATH (sysroot)
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foreach(_path ${CMAKE_PREFIX_PATH})
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if(EXISTS "${_path}/include/cairo/cairo.h")
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set(CAIRO_INCLUDE_DIR "${_path}/include/cairo")
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break()
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endif()
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endforeach()
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foreach(_path ${CMAKE_PREFIX_PATH})
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if(EXISTS "${_path}/lib/libcairo.a")
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set(CAIRO_LIBRARY "${_path}/lib/libcairo.a")
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break()
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endif()
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endforeach()
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# Verify they exist
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if(NOT CAIRO_INCLUDE_DIR OR NOT EXISTS "${CAIRO_INCLUDE_DIR}/cairo.h")
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message(FATAL_ERROR "Cairo headers not found. Run: ./scripts/deps/build-cairo.sh")
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endif()
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if(NOT CAIRO_LIBRARY OR NOT EXISTS "${CAIRO_LIBRARY}")
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message(FATAL_ERROR "Cairo library not found. Run: ./scripts/deps/build-cairo.sh")
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endif()
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# Extract version from cairo-version.h
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file(STRINGS "${CAIRO_INCLUDE_DIR}/cairo-version.h" _version_lines
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REGEX "#define[ \t]+CAIRO_VERSION_STRING")
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if(_version_lines)
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string(REGEX MATCH "\"([0-9]+\\.[0-9]+\\.[0-9]+)\"" _ ${_version_lines})
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set(CAIRO_VERSION "${CMAKE_MATCH_1}")
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else()
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set(CAIRO_VERSION "1.18.0") # Fallback
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endif()
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# Set output variables
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set(CAIRO_FOUND TRUE)
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set(CAIRO_INCLUDE_DIRS "${CAIRO_INCLUDE_DIR}")
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set(CAIRO_LIBRARIES "${CAIRO_LIBRARY}")
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# Cairo depends on pixman, freetype, png, zlib
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# Add these dependencies
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foreach(_path ${CMAKE_PREFIX_PATH})
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if(EXISTS "${_path}/lib/libpixman-1.a")
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list(APPEND CAIRO_LIBRARIES "${_path}/lib/libpixman-1.a")
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break()
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endif()
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endforeach()
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foreach(_path ${CMAKE_PREFIX_PATH})
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if(EXISTS "${_path}/lib/libfreetype.a")
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list(APPEND CAIRO_LIBRARIES "${_path}/lib/libfreetype.a")
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break()
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endif()
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endforeach()
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foreach(_path ${CMAKE_PREFIX_PATH})
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if(EXISTS "${_path}/lib/libpng16.a")
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list(APPEND CAIRO_LIBRARIES "${_path}/lib/libpng16.a")
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elseif(EXISTS "${_path}/lib/libpng.a")
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list(APPEND CAIRO_LIBRARIES "${_path}/lib/libpng.a")
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endif()
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endforeach()
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include(FindPackageHandleStandardArgs)
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FIND_PACKAGE_HANDLE_STANDARD_ARGS(Cairo
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REQUIRED_VARS CAIRO_LIBRARY CAIRO_INCLUDE_DIR
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VERSION_VAR CAIRO_VERSION)
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mark_as_advanced(CAIRO_INCLUDE_DIR CAIRO_LIBRARY)
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message(STATUS "Found Cairo for WASM: ${CAIRO_LIBRARY}")
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