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Ubuntu22.04编译mongocxx代码遇未定义引用,求助对应依赖库

编译mongocxx代码时的ICU库未定义引用问题

环境:Ubuntu 22.04系统,Qt Creator中尝试运行类似mongocxx C++ API示例的代码,代码如下:

#include <iostream>

#include <mongocxx/instance.hpp>
#include <mongocxx/uri.hpp>
#include <mongocxx/client.hpp>
#include <mongocxx/stdx.hpp>

#include <bsoncxx/json.hpp>
#include <bsoncxx/builder/basic/document.hpp>

int main()
{
    using namespace std;

    using bsoncxx::builder::basic::kvp;
    using bsoncxx::builder::basic::make_array;
    using bsoncxx::builder::basic::make_document;

    mongocxx::instance instance{}; // 只需初始化一次
    mongocxx::uri uri("mongodb://localhost:27017");
    mongocxx::client client(uri);

    auto db {client["test"]};
    auto collection {db["books"]};

    return 0;
}

CMakeLists.txt中配置如下:

target_include_directories(${PROJECT_NAME} PUBLIC
    /usr/include/
    /usr/local/include
    /usr/local/include/mongocxx/v_noabi
    /usr/local/include/bsoncxx/v_noabi
    /usr/local/include/libbson-1.0
)

target_link_directories(${PROJECT_NAME} PUBLIC
    /usr/lib/x86_64-linux-gnu/
    /usr/local/lib/
)

target_link_libraries(${PROJECT_NAME}
    libmongocxx.so
    libbsoncxx.so
    libmongoc-1.0.so

    libsasl2.so
    libicuuc.so
    libssl.so
)

编译时出现以下错误:

/usr/bin/ld: warning: libicuuc.so.66, needed by /usr/local/lib/libmongoc-1.0.so, not found (try using -rpath or -rpath-link)
/usr/bin/ld: /usr/local/lib/libmongoc-1.0.so: undefined reference to `u_strFromUTF8_66'
/usr/bin/ld: /usr/local/lib/libmongoc-1.0.so: undefined reference to `usprep_close_66'
/usr/bin/ld: /usr/local/lib/libmongoc-1.0.so: undefined reference to `u_strToUTF8_66'
/usr/bin/ld: /usr/local/lib/libmongoc-1.0.so: undefined reference to `usprep_prepare_66'
/usr/bin/ld: /usr/local/lib/libmongoc-1.0.so: undefined reference to `usprep_openByType_66'
collect2: error: ld returned 1 exit status

问题:这些未定义引用符号(u_strFromUTF8_66、usprep_close_66、u_strToUTF8_66、usprep_prepare_66、usprep_openByType_66)由哪个ICU相关库定义?


内容的提问来源于stack exchange,提问作者user22343737

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最近更新时间:2026.07.13 17:55:22