d8d934ffca
Build fixes: - Enable C++ exceptions in wxWidgets (--enable-exceptions, -fexceptions) Required for KiCad's OnExceptionInMainLoop override in debug builds - Add -matomics -mbulk-memory to all dependency builds for shared memory Required for pthreads support with Emscripten - Fix docker/build.sh output copy path (pcbnew/ not bin/) - Make workspace mount read-only in docker-compose.yml Updated dependency scripts: - build-freetype.sh, build-harfbuzz.sh, build-protobuf.sh - build-zstd.sh, build-opencascade.sh, build-boost.sh - build-pixman.sh, build-cairo.sh (meson cross-file) - build-wxuniversal-wasm.sh, build-pcbnew.sh 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
83 lines
2.7 KiB
Shell
Executable file
83 lines
2.7 KiB
Shell
Executable file
#!/bin/bash
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# Build Protocol Buffers for WebAssembly
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# Protobuf is used for IPC in KiCad
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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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PROTOBUF_DIR="${DEPS_ROOT}/protobuf-${PROTOBUF_VERSION}"
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PROTOBUF_BUILD="${BUILD_ROOT}/deps/protobuf"
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PROTOBUF_STAMP="${BUILD_ROOT}/stamps/protobuf.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 [ $CLEAN -eq 1 ]; then
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log_info "Cleaning Protobuf build..."
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rm -rf "${PROTOBUF_BUILD}" "${PROTOBUF_STAMP}"
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fi
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# Check if already built
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if check_stamp "${PROTOBUF_STAMP}"; then
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log_info "Protobuf 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 "${PROTOBUF_DIR}" ]; then
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log_info "Downloading Protobuf ${PROTOBUF_VERSION}..."
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mkdir -p "${DEPS_ROOT}"
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cd "${DEPS_ROOT}"
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# Protobuf 3.21.x uses tag format v21.12 (major version 3 is implicit)
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PROTOBUF_TAG_VERSION="${PROTOBUF_VERSION#3.}" # Strip leading "3." -> "21.12"
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PROTOBUF_URL="https://github.com/protocolbuffers/protobuf/releases/download/v${PROTOBUF_TAG_VERSION}/protobuf-cpp-${PROTOBUF_VERSION}.tar.gz"
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download_file "${PROTOBUF_URL}" "protobuf-${PROTOBUF_VERSION}.tar.gz"
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tar -xzf "protobuf-${PROTOBUF_VERSION}.tar.gz"
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rm "protobuf-${PROTOBUF_VERSION}.tar.gz"
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fi
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log_info "Building Protobuf ${PROTOBUF_VERSION} for WASM..."
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mkdir -p "${PROTOBUF_BUILD}"
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cd "${PROTOBUF_BUILD}"
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emcmake cmake "${PROTOBUF_DIR}" \
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-DCMAKE_BUILD_TYPE=${BUILD_TYPE:-Debug} \
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-DCMAKE_INSTALL_PREFIX="${SYSROOT}" \
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-DCMAKE_C_FLAGS="${DEBUG_CFLAGS:--g -O0} -pthread -matomics -mbulk-memory" \
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-DCMAKE_CXX_FLAGS="${DEBUG_CFLAGS:--g -O0} -pthread -matomics -mbulk-memory" \
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-Dprotobuf_BUILD_TESTS=OFF \
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-Dprotobuf_BUILD_EXAMPLES=OFF \
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-Dprotobuf_BUILD_PROTOC_BINARIES=OFF \
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-Dprotobuf_BUILD_SHARED_LIBS=OFF \
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-Dprotobuf_WITH_ZLIB=OFF
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emmake make -j${JOBS}
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emmake make install
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# Create symlinks without debug suffix for pkg-config compatibility
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# Protobuf CMake adds 'd' suffix for Debug builds but pkg-config expects 'libprotobuf'
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if [ -f "${SYSROOT}/lib/libprotobufd.a" ] && [ ! -f "${SYSROOT}/lib/libprotobuf.a" ]; then
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ln -sf libprotobufd.a "${SYSROOT}/lib/libprotobuf.a"
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log_info "Created libprotobuf.a symlink for pkg-config"
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fi
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if [ -f "${SYSROOT}/lib/libprotobuf-lited.a" ] && [ ! -f "${SYSROOT}/lib/libprotobuf-lite.a" ]; then
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ln -sf libprotobuf-lited.a "${SYSROOT}/lib/libprotobuf-lite.a"
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log_info "Created libprotobuf-lite.a symlink for pkg-config"
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fi
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create_stamp "${PROTOBUF_STAMP}"
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log_info "Protobuf build complete!"
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