fix: renamed plan-parser-so to plan-parser-lib to allow compilation on mac (#48068)

issue: #44452

Signed-off-by: Buqian Zheng <zhengbuqian@gmail.com>

scripts/3rdparty_build.sh

@@ -108,8 +108,13 @@ pushd ${BUILD_OUTPUT_DIR}
 # The pre_build hook (below) handles setting LD_LIBRARY_PATH per-build
 # for tools like grpc_cpp_plugin that need shared libs at build time.
 SAVED_LD_LIBRARY_PATH="${LD_LIBRARY_PATH:-}"
+SAVED_LD_PRELOAD="${LD_PRELOAD:-}"
+SAVED_DYLD_LIBRARY_PATH="${DYLD_LIBRARY_PATH:-}"
+SAVED_DYLD_INSERT_LIBRARIES="${DYLD_INSERT_LIBRARIES:-}"
 unset LD_PRELOAD
 unset LD_LIBRARY_PATH
+unset DYLD_LIBRARY_PATH
+unset DYLD_INSERT_LIBRARIES
 
 export CONAN_REVISIONS_ENABLED=1
 export CXXFLAGS="-Wno-error=address -Wno-error=deprecated-declarations -include cstdint"
@@ -256,10 +261,19 @@ HOOK_EOF
     ;;
 esac
 
-# Restore LD_LIBRARY_PATH so downstream build steps can find shared libs
+# Restore LD_LIBRARY_PATH/LD_PRELOAD/DYLD vars so downstream build steps can find shared libs
 if [[ -n "${SAVED_LD_LIBRARY_PATH}" ]]; then
     export LD_LIBRARY_PATH="${SAVED_LD_LIBRARY_PATH}"
 fi
+if [[ -n "${SAVED_LD_PRELOAD}" ]]; then
+    export LD_PRELOAD="${SAVED_LD_PRELOAD}"
+fi
+if [[ -n "${SAVED_DYLD_LIBRARY_PATH}" ]]; then
+    export DYLD_LIBRARY_PATH="${SAVED_DYLD_LIBRARY_PATH}"
+fi
+if [[ -n "${SAVED_DYLD_INSERT_LIBRARIES}" ]]; then
+    export DYLD_INSERT_LIBRARIES="${SAVED_DYLD_INSERT_LIBRARIES}"
+fi
 
 popd
 

scripts/build_plan_parser.sh

@@ -0,0 +1,51 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+PWD_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+
+source "${PWD_DIR}/scripts/setenv.sh"
+
+OUTPUT_LIB="${PWD_DIR}/internal/core/output/lib"
+OUTPUT_INCLUDE="${PWD_DIR}/internal/core/output/include"
+CWRAPPER_DIR="${PWD_DIR}/internal/parser/planparserv2/cwrapper"
+
+mkdir -p "${OUTPUT_LIB}" "${OUTPUT_INCLUDE}"
+
+OS="$(uname -s)"
+if [[ "${OS}" == "Darwin" ]]; then
+    EXT="dylib"
+    RPATH_FLAG="-Wl,-rpath,@loader_path"
+else
+    EXT="so"
+    RPATH_FLAG="-Wl,-rpath,\$ORIGIN"
+fi
+
+echo "Building plan parser shared library (${OS}, .${EXT}) ..."
+
+go env -w CGO_ENABLED="1"
+
+# Build Go c-shared library
+GO111MODULE=on go build -buildmode=c-shared \
+    -o "${OUTPUT_LIB}/libmilvus-planparser.${EXT}" \
+    "${CWRAPPER_DIR}/wrapper.go"
+
+# Fix install name on macOS so dependent libraries can find it via @loader_path
+if [[ "${OS}" == "Darwin" ]]; then
+    install_name_tool -id "@loader_path/libmilvus-planparser.dylib" \
+        "${OUTPUT_LIB}/libmilvus-planparser.dylib"
+fi
+
+# Move generated header
+mv "${OUTPUT_LIB}/libmilvus-planparser.h" "${OUTPUT_INCLUDE}/libmilvus-planparser.h"
+cp "${CWRAPPER_DIR}/milvus_plan_parser.h" "${OUTPUT_INCLUDE}/"
+
+# Build C++ wrapper
+${CXX:-g++} -std=c++17 -shared -fPIC \
+    -o "${OUTPUT_LIB}/libmilvus-planparser-cpp.${EXT}" \
+    "${CWRAPPER_DIR}/milvus_plan_parser.cpp" \
+    -I"${OUTPUT_INCLUDE}" \
+    -L"${OUTPUT_LIB}" -lmilvus-planparser \
+    ${RPATH_FLAG}
+
+echo "Plan parser shared library built successfully."

scripts/setenv.sh

@@ -107,7 +107,7 @@ case "${unameOut}" in
       export CGO_CFLAGS="${CFLAGS}"
       export CGO_LDFLAGS="${LDFLAGS} -framework Security -framework CoreFoundation"
 
-      export PKG_CONFIG_PATH="${PKG_CONFIG_PATH}:$ROOT_DIR/internal/core/output/lib/pkgconfig"
+      export PKG_CONFIG_PATH="${PKG_CONFIG_PATH:-}:$ROOT_DIR/internal/core/output/lib/pkgconfig"
       export DYLD_LIBRARY_PATH=$ROOT_DIR/cmake_build/lib:$ROOT_DIR/internal/core/output/lib
       export RPATH=$DYLD_LIBRARY_PATH;;
     MINGW*)