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我想在 go 中使用 leveldb，并找到我尝试使用以下命令构建的levigo工具

去 github.com/jmhodges/levigo

然后我因错误而失败：

/home/fun/workspace/study/leveldb/test/libleveldb.a(env_posix.o): In function `leveldb::(anonymous namespace)::StartThreadWrapper(void*)':
env_posix.cc:(.text+0x1e): undefined reference to `operator delete(void*)'
/home/fun/workspace/study/leveldb/test/libleveldb.a(env_posix.o): In function `leveldb::(anonymous namespace)::PosixEnv::NewLogger(std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, leveldb::Logger**)':
env_posix.cc:(.text+0x10c): undefined reference to `operator new(unsigned long)'
/home/fun/workspace/study/leveldb/test/libleveldb.a(env_posix.o): In function `leveldb::(anonymous namespace)::PosixEnv::NewSequentialFile(std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, leveldb::SequentialFile**)':
env_posix.cc:(.text+0x1e1): undefined reference to `operator new(unsigned long)'
env_posix.cc:(.text+0x1f7): undefined reference to `std::basic_string<char, std::char_traits<char>, std::allocator<char> >::basic_string(std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)'

然后我尝试运行：

CGO_CFLAGS="-I/path/to/leveldb/include" CGO_LDFLAGS="-L/path/to/leveldb/lib" 去 github.com/jmhodges/levigo

它不起作用并报告几乎相同的错误。有人知道发生了什么以及如何解决吗？谢谢你。

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2 回答 2

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这是我安装的 levigo：

$ uname -a
Linux peter 3.8.0-27-generic #40-Ubuntu SMP Tue Jul 9 00:17:05 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
$ go version
go version devel +037a28ab0725 Thu Aug 22 12:13:54 2013 +0900 linux/amd64
$ sudo apt-get install libleveldb-dev
Reading package lists... Done
Building dependency tree       
Reading state information... Done
libleveldb-dev is already the newest version.
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
$ go get -v github.com/jmhodges/levigo
github.com/jmhodges/levigo (download)
github.com/jmhodges/levigo
$

如果你运行这些命令，你会得到什么输出？

于 2013-08-23T04:17:18.030 回答
2

这是我的安装，它成功运行：

  • 安装级别数据库：

    $ tar zxvf leveldb-1.12.0.tar.gz

    $ leveldb-1.12.0/

    $ 制作

    $ sudo cp -r 包括/leveldb /usr/include/

    $ sudo cp libleveldb.* /usr/lib/

  • 安装 levigo：

    $ 去获取 github.com/jmhodges/levigo

于 2013-08-24T03:07:27.297 回答