Ale*_*dre 165 ruby ubuntu gem ruby-on-rails bcrypt
Ruby 1.9.3
Gemfile的一部分
#...............
gem "pony"
gem "bcrypt-ruby", :require => "bcrypt"
gem "nokogiri"
#..................
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当我尝试安装宝石时,我收到一个错误
alex@ubuntu:~/$ bundle
Fetching gem metadata from http://rubygems.org/.........
Fetching gem metadata from http://rubygems.org/..
Enter your password to install the bundled RubyGems to your system:
#####............................................................
Installing bcrypt-ruby (3.0.1) with native extensions
Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension.
/usr/bin/ruby1.9.1 extconf.rb
/usr/lib/ruby/1.9.1/rubygems/custom_require.rb:36:in `require': cannot load such file -- mkmf (LoadError)
from /usr/lib/ruby/1.9.1/rubygems/custom_require.rb:36:in `require'
from extconf.rb:36:in `<main>'
Gem files will remain installed in /home/alex/.bundler/tmp/5526/gems/bcrypt-ruby-3.0.1 for inspection.
Results logged to /home/alex/.bundler/tmp/5526/gems/bcrypt-ruby-3.0.1/ext/mri/gem_make.out
An error occurred while installing bcrypt-ruby (3.0.1), and Bundler cannot continue.
Make sure that `gem install bcrypt-ruby -v '3.0.1'` succeeds before bundling.
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然后我就这样做了
sudo gem install bcrypt-ruby -v '3.0.1'
Building native extensions. This could take a while...
ERROR: Error installing bcrypt-ruby:
ERROR: Failed to build gem native extension.
/usr/bin/ruby1.9.1 extconf.rb
/usr/lib/ruby/1.9.1/rubygems/custom_require.rb:36:in `require': cannot load such file -- mkmf (LoadError)
from /usr/lib/ruby/1.9.1/rubygems/custom_require.rb:36:in `require'
from extconf.rb:36:in `<main>'
Gem files will remain installed in /var/lib/gems/1.9.1/gems/bcrypt-ruby-3.0.1 for inspection.
Results logged to /var/lib/gems/1.9.1/gems/bcrypt-ruby-3.0.1/ext/mri/gem_make.out
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并得到一个错误.
我错过了什么?
MrY*_*iji 413
有类似的问题:
通常,解决方案是:
sudo apt-get install ruby-dev
或者,如果这不起作用,取决于您的ruby版本,运行如下:
sudo apt-get install ruby1.9.1-dev
应该解决你的问题.
还是行不通?安装ruby-dev后尝试以下方法:
sudo apt-get install make
Dmi*_* S. 19
对于 WSL(Linux 的 Windows 子系统),您需要安装build-essential包:
sudo apt install build-essential
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小智 14
对于 MacOS 用户:
只要这样做,它就能轻松解决您的问题:
brew install cocoapods
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Jer*_*ome 11
刚刚完成了 2 小时的野鹅追逐试图解决这个问题。没有一个已发布的答案对我有用。我在 Mac 上(Mojave 版本 10.14.6,Xcode 版本 11.3)。
事实证明 ruby 文件头丢失了所以我不得不运行 open /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg
起初这对我不起作用,因为我安装的 CommandLineTools 版本没有“Packages”文件夹。所以我像这样卸载并重新安装:
rm -rf /Library/Developer/CommandLineTools
xcode-select --install
然后我再次运行上一个命令:
open /Library/Developer/CommandLineTools/Packages/macOS_SDK_headers_for_macOS_10.14.pkg
安装后错误已修复!
小智 6
我在尝试安装jquery-rails时遇到了同样的问题。解决方法是
sudo apt-get install zlibc zlib1g zlib1g-dev
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我发现我需要安装另一个版本的ruby。所以运行命令
$ sudo apt-get install ruby1.9.1-dev
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然后尝试安装扩展
如果您遇到问题,它告诉您没有 g++,您可以运行以下命令来安装它
$ sudo apt-get install g++
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ruby-dev已安装make已安装gem install pg您还需要安装 lib libpq-dev( sudo apt-get install libpq-dev)。小智 5
我创建了一个小型 hackMD 在 MacOS 10.15 (Catalina) 和 11 (Big Sur) 上安装 cocoapods
https://hackmd.io/@sBJPlhRESGqCKCqV8ZjP1A/S1UY3W7HP
确保已安装 xcode 组件。
直接从此链接下载“命令行工具”(约500MB)(需要您有苹果帐户) https://developer.apple.com/downloads/index.action
安装下载的文件
单击安装
在终端中安装 COCOAPODS 文件
sudo gem install -n /usr/local/bin cocoapods
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