老师，sass安装不上
nodejs、ruby、gem、webpack都安装了，用过好几种语句，sass还是装不上，提示如下
Tom@Tom-PC MINGW64 ~/Desktop $ ssh root@101.132.140.8 root@101.132.140.8's password: Last login: Mon Oct 9 22:19:32 2017 from 124.74.107.114 Welcome to Alibaba Cloud Elastic Compute Service ! -bash: unse: command not found -bash: rt: command not found [root@iZuf6c3lh54r8qj8l3o6zlZ ~]# cd /usr/local/ [root@iZuf6c3lh54r8qj8l3o6zlZ local]# ruby -v ruby 1.8.7 (2013-06-27 patchlevel 374) [x86_64-linux] [root@iZuf6c3lh54r8qj8l3o6zlZ local]# gem -v 1.3.7 [root@iZuf6c3lh54r8qj8l3o6zlZ local]# webpack -v 2.6.1 [root@iZuf6c3lh54r8qj8l3o6zlZ local]# [root@iZuf6c3lh54r8qj8l3o6zlZ local]# [root@iZuf6c3lh54r8qj8l3o6zlZ local]# sudo gem install sass@3.4.24 ERROR: Could not find a valid gem 'sass@3.4.24' (>= 0) in any repository [root@iZuf6c3lh54r8qj8l3o6zlZ local]# sass -v -bash: sass: command not found [root@iZuf6c3lh54r8qj8l3o6zlZ local]# sudo su -c "gem install sass" Building native extensions. This could take a while... ERROR: Error installing sass: ERROR: Failed to build gem native extension. /usr/bin/ruby extconf.rb mkmf.rb can't find header files for ruby at /usr/lib/ruby/ruby.h Gem files will remain installed in /usr/lib/ruby/gems/1.8/gems/ffi-1.9.18 for in spection. Results logged to /usr/lib/ruby/gems/1.8/gems/ffi-1.9.18/ext/ffi_c/gem_make.out [root@iZuf6c3lh54r8qj8l3o6zlZ local]# sass -v -bash: sass: command not found [root@iZuf6c3lh54r8qj8l3o6zlZ local]# sudo gem install sass --no-user-install Building native extensions. This could take a while... ERROR: Error installing sass: ERROR: Failed to build gem native extension. /usr/bin/ruby extconf.rb mkmf.rb can't find header files for ruby at /usr/lib/ruby/ruby.h Gem files will remain installed in /usr/lib/ruby/gems/1.8/gems/ffi-1.9.18 for in spection. Results logged to /usr/lib/ruby/gems/1.8/gems/ffi-1.9.18/ext/ffi_c/gem_make.out [root@iZuf6c3lh54r8qj8l3o6zlZ local]# sass -v -bash: sass: command not found [root@iZuf6c3lh54r8qj8l3o6zlZ local]# [root@iZuf6c3lh54r8qj8l3o6zlZ local]# [root@iZuf6c3lh54r8qj8l3o6zlZ local]# [root@iZuf6c3lh54r8qj8l3o6zlZ local]# sudo yum install rubygems Loaded plugins: fastestmirror Setting up Install Process Loading mirror speeds from cached hostfile Package rubygems-1.3.7-5.el6.noarch already installed and latest version Nothing to do [root@iZuf6c3lh54r8qj8l3o6zlZ local]# sass -bash: sass: command not found [root@iZuf6c3lh54r8qj8l3o6zlZ local]# sudo gem install sass Building native extensions. This could take a while... ERROR: Error installing sass: ERROR: Failed to build gem native extension. /usr/bin/ruby extconf.rb mkmf.rb can't find header files for ruby at /usr/lib/ruby/ruby.h Gem files will remain installed in /usr/lib/ruby/gems/1.8/gems/ffi-1.9.18 for in spection. Results logged to /usr/lib/ruby/gems/1.8/gems/ffi-1.9.18/ext/ffi_c/gem_make.out [root@iZuf6c3lh54r8qj8l3o6zlZ local]# sass -bash: sass: command not found [root@iZuf6c3lh54r8qj8l3o6zlZ local]#
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