![](/img/trans.png)
[英]Getting an error when installing 'sudo gem install mechanize'
[英]Error when installing Ruby gem Mechanize on AWS Linux
更新:我運行sudo yum install ruby-devel
,然后運行sudo gem install mechanize
,這給了我這個錯誤:
ERROR: Error installing mechanize:
ERROR: Failed to build gem native extension.
/usr/bin/ruby2.0 extconf.rb
checking for main() in -lstdc++... *** 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}/lib64
--with-make-prog
--without-make-prog
--srcdir=.
--curdir
--ruby=/usr/bin/ruby2.0
--with-static-libstdc++
--without-static-libstdc++
--with-stdc++lib
--without-stdc++lib
/usr/share/ruby/2.0/mkmf.rb:434:in `try_do': The compiler failed to generate an executable file. (RuntimeError)
You have to install development tools first.
from /usr/share/ruby/2.0/mkmf.rb:519:in `try_link0'
from /usr/share/ruby/2.0/mkmf.rb:534:in `try_link'
from /usr/share/ruby/2.0/mkmf.rb:720:in `try_func'
from /usr/share/ruby/2.0/mkmf.rb:950:in `block in have_library'
from /usr/share/ruby/2.0/mkmf.rb:895:in `block in checking_for'
from /usr/share/ruby/2.0/mkmf.rb:340:in `block (2 levels) in postpone'
from /usr/share/ruby/2.0/mkmf.rb:310:in `open'
from /usr/share/ruby/2.0/mkmf.rb:340:in `block in postpone'
from /usr/share/ruby/2.0/mkmf.rb:310:in `open'
from /usr/share/ruby/2.0/mkmf.rb:336:in `postpone'
from /usr/share/ruby/2.0/mkmf.rb:894:in `checking_for'
from /usr/share/ruby/2.0/mkmf.rb:945:in `have_library'
from extconf.rb:6:in `<main>'
Gem files will remain installed in /usr/local/share/ruby/gems/2.0/gems/unf_ext-0.0.7.2 for inspection.
Results logged to /usr/local/share/ruby/gems/2.0/gems/unf_ext-0.0.7.2/ext/unf_ext/gem_make.out
原文如下:
當我在 Amazon AWS Linux 虛擬機上運行sudo gem install mechanize
時,出現以下錯誤:
ERROR: Error installing mechanize:
ERROR: Failed to build gem native extension.
/usr/bin/ruby2.0 extconf.rb
mkmf.rb can't find header files for ruby at /usr/share/ruby/include/ruby.h
Gem files will remain installed in /usr/local/share/ruby/gems/2.0/gems/unf_ext-0.0.7.2 for inspection.
Results logged to /usr/local/share/ruby/gems/2.0/gems/unf_ext-0.0.7.2/ext/unf_ext/gem_make.out
當我運行yum install ruby-dev
,我收到以下消息:
Loaded plugins: priorities, update-motd, upgrade-helper
amzn-main/latest | 2.1 kB 00:00
amzn-updates/latest | 2.3 kB 00:00
No package ruby-dev available.
Error: Nothing to do
我想在這台機器上安裝 Ruby gem Mechanize。 我必須怎么做才能做到這一點?
我必須先安裝一堆軟件包。
sudo yum install zlib-devel gcc gcc-c++ ruby-devel rubygems
進而:
sudo gem install mechanize
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.