9f4ed1e51e
Build infrastructure: - Update build-pcbnew.sh with stub library compilation - Update build-wxuniversal-wasm.sh with library symlinks and stubs - Add stub libraries for libgit2 and curl (network ops via JS) - Add WASM-specific CMake Find modules Documentation: - Add KICAD_WASM_BUILD.md with complete modification list - Document 68 KiCad files modified for WASM support - Document disabled features and reasons - Document stub libraries and wxWidgets changes Submodule updates: - kicad: Add WASM/Emscripten build support (wasm-port branch) - wxwidgets: Add KiCad compatibility fixes 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
116 lines
2.8 KiB
Shell
Executable file
116 lines
2.8 KiB
Shell
Executable file
#!/bin/bash
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# Build Cairo for WebAssembly
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# Cairo provides 2D graphics rendering
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set -e
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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source "${SCRIPT_DIR}/../common/env.sh"
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source "${SCRIPT_DIR}/../common/versions.sh"
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source "${SCRIPT_DIR}/../common/functions.sh"
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# Cairo requires Pixman and FreeType
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"${SCRIPT_DIR}/build-pixman.sh"
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"${SCRIPT_DIR}/build-freetype.sh"
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CAIRO_DIR="${DEPS_ROOT}/cairo-${CAIRO_VERSION}"
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CAIRO_BUILD="${BUILD_ROOT}/deps/cairo"
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CAIRO_STAMP="${BUILD_ROOT}/stamps/cairo.stamp"
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# Parse arguments
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CLEAN=0
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for arg in "$@"; do
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case $arg in
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--clean)
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CLEAN=1
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shift
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;;
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esac
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done
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if [ $CLEAN -eq 1 ]; then
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log_info "Cleaning Cairo build..."
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rm -rf "${CAIRO_BUILD}" "${CAIRO_STAMP}"
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fi
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# Check if already built
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if check_stamp "${CAIRO_STAMP}"; then
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log_info "Cairo already built, skipping..."
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exit 0
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fi
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# Download if needed
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if [ ! -d "${CAIRO_DIR}" ]; then
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log_info "Downloading Cairo ${CAIRO_VERSION}..."
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mkdir -p "${DEPS_ROOT}"
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cd "${DEPS_ROOT}"
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CAIRO_URL="https://cairographics.org/releases/cairo-${CAIRO_VERSION}.tar.xz"
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download_file "${CAIRO_URL}" "cairo-${CAIRO_VERSION}.tar.xz"
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tar -xJf "cairo-${CAIRO_VERSION}.tar.xz"
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rm "cairo-${CAIRO_VERSION}.tar.xz"
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fi
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log_info "Building Cairo ${CAIRO_VERSION} for WASM..."
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mkdir -p "${CAIRO_BUILD}"
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cd "${CAIRO_BUILD}"
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# Cairo uses meson
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cat > cross-file.txt << EOF
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[binaries]
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c = 'emcc'
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cpp = 'em++'
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ar = 'emar'
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ranlib = 'emranlib'
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strip = 'emstrip'
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pkgconfig = 'pkg-config'
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[host_machine]
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system = 'emscripten'
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cpu_family = 'wasm32'
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cpu = 'wasm32'
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endian = 'little'
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[properties]
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# Prevent finding system libraries when cross-compiling
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sys_root = '${SYSROOT}'
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pkg_config_libdir = '${SYSROOT}/lib/pkgconfig'
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[built-in options]
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default_library = 'static'
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b_staticpic = false
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b_pie = false
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c_args = ['-pthread', '-I${SYSROOT}/include', '-I${SYSROOT}/include/freetype2', '-I${SYSROOT}/include/pixman-1']
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c_link_args = ['-pthread', '-L${SYSROOT}/lib']
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pkg_config_path = '${SYSROOT}/lib/pkgconfig'
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EOF
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# Set PKG_CONFIG_PATH for dependency discovery
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# Use LIBDIR to ONLY search our sysroot, preventing system lzo2 from being found
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export PKG_CONFIG_LIBDIR="${SYSROOT}/lib/pkgconfig"
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unset PKG_CONFIG_PATH
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meson setup "${CAIRO_DIR}" \
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--cross-file cross-file.txt \
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--prefix="${SYSROOT}" \
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--default-library=static \
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-Dfontconfig=disabled \
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-Dfreetype=enabled \
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-Dglib=disabled \
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-Dpng=disabled \
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-Dxlib=disabled \
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-Dxcb=disabled \
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-Dzlib=enabled \
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-Dtests=disabled \
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-Dspectre=disabled \
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-Dsymbol-lookup=disabled \
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-Dfreetype2:default_library=static \
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-Dlibpng:default_library=static
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JOBS=${JOBS:-$(sysctl -n hw.ncpu 2>/dev/null || nproc 2>/dev/null || echo 4)}
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ninja -j${JOBS}
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ninja install
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create_stamp "${CAIRO_STAMP}"
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log_info "Cairo build complete!"
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