【问题标题】:pg gem install on Mac OS Lion with rvmpg gem 使用 rvm 在 Mac OS Lion 上安装
【发布时间】:2012-01-22 20:15:34
【问题描述】:
212-178-13-214:~ igorfedoronchuk$ gem install pg Building native extensions.  This could take a while...
/Users/igorfedoronchuk/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/site_ruby/1.9.1/rubygems/ext/builder.rb:48: warning: Insecure world writable dir /usr/local/bin in PATH, mode 040777
ERROR:  Error installing pg:
    ERROR: Failed to build gem native extension.

        /Users/igorfedoronchuk/.rvm/rubies/ruby-1.9.2-p180/bin/ruby extconf.rb
checking for pg_config... yes
Using config values from /usr/bin/pg_config
checking for libpq-fe.h... *** extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of
necessary libraries and/or headers.  Check the mkmf.log file for more
details.  You may need configuration options.

Provided configuration options:
    --with-opt-dir
    --without-opt-dir
    --with-opt-include
    --without-opt-include=${opt-dir}/include
    --with-opt-lib
    --without-opt-lib=${opt-dir}/lib
    --with-make-prog
    --without-make-prog
    --srcdir=.
    --curdir
    --ruby=/Users/igorfedoronchuk/.rvm/rubies/ruby-1.9.2-p180/bin/ruby
    --with-pg
    --without-pg
    --with-pg-dir
    --without-pg-dir
    --with-pg-include
    --without-pg-include=${pg-dir}/include
    --with-pg-lib
    --without-pg-lib=${pg-dir}/lib
    --with-pg-config
    --without-pg-config
    --with-pg_config
    --without-pg_config
/Users/igorfedoronchuk/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/mkmf.rb:368:in `try_do': The complier failed to generate an executable file. (RuntimeError)
You have to install development tools first.
    from /Users/igorfedoronchuk/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/mkmf.rb:452:in `try_cpp'
    from /Users/igorfedoronchuk/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/mkmf.rb:853:in `block in find_header'
    from /Users/igorfedoronchuk/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/mkmf.rb:693:in `block in checking_for'
    from /Users/igorfedoronchuk/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/mkmf.rb:280:in `block (2 levels) in postpone'
    from /Users/igorfedoronchuk/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/mkmf.rb:254:in `open'
    from /Users/igorfedoronchuk/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/mkmf.rb:280:in `block in postpone'
    from /Users/igorfedoronchuk/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/mkmf.rb:254:in `open'
    from /Users/igorfedoronchuk/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/mkmf.rb:276:in `postpone'
    from /Users/igorfedoronchuk/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/mkmf.rb:692:in `checking_for'
    from /Users/igorfedoronchuk/.rvm/rubies/ruby-1.9.2-p180/lib/ruby/1.9.1/mkmf.rb:852:in `find_header'
    from extconf.rb:36:in `<main>'


Gem files will remain installed in /Users/igorfedoronchuk/.rvm/gems/ruby-1.9.2-p180@global/gems/pg-0.12.0 for inspection.
Results logged to /Users/igorfedoronchuk/.rvm/gems/ruby-1.9.2-p180@global/gems/pg-0.12.0/ext/gem_make.out

Postgres 是从http://www.postgresql.org/download/macosx/ 下载并安装的 (9.1版)

我试图用 brew 安装 postgres - 没有结果。

如何解决这个问题?谢谢

【问题讨论】:

  • 你安装了 ruby​​1.9.1-dev 吗?我不知道如何在 OSX 上安装它,但它在 Linux 上为我解决了这个问题(我通过包管理器得到它)。
  • rvm 现在使用 rvm rubies ruby​​-1.8.7-p334 [ i686 ] => ruby​​-1.9.2-p180 [ x86_64 ]
  • 我仍然有一个错误,即使在使用 homebrew install postgresql 之后。这是同样的错误。 ruby 版本是 ruby​​-1.9.2-p290

标签: ruby postgresql gem rails-postgresql pg


【解决方案1】:

我遇到了同样的问题,在这里我找到了我的resolution

希望这会有所帮助!

【讨论】:

    【解决方案2】:

    错误消息(“您必须先安装开发工具。”)说明了一切。先安装 Xcode,然后尝试安装 pg gem。

    此外,您不必在 Lion 上安装第三方 PostgreSQL,因为它已经包含在内。

    【讨论】:

    • 我刚刚安装了 4.2.1 版,但仍然出现错误。想法?
    • 查看 gem 的 ext/ 目录中的 'mkmf.log'。它通常包含有关问题所在的线索。
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