Question

我已手动安装（在本地下载和安装）： Selenium独立服务器3.40 IE驱动程序服务器3.4（32位） childprocess 0.7.1

当我尝试手动安装ffi 1.9.10时，我收到以下gem_make.out错误。互联网安全性非常紧张，所以我无法安装gem install filename.gem。我必须做本地安装。感谢

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这是我的mkmf.log文件

current directory: C:/Ruby24-x64/lib/ruby/gems/2.4.0/gems/ffi-
1.9.10/ext/ffi_c
C:/Ruby24-x64/bin/ruby.exe -r ./siteconf20170731-1340-doe9ur.rb extconf.rb
checking for ffi.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=C:/Ruby24-x64/bin/$(RUBY_BASE_NAME)
    --with-ffi_c-dir
    --without-ffi_c-dir
--with-ffi_c-include
--without-ffi_c-include=${ffi_c-dir}/include
--with-ffi_c-lib
--without-ffi_c-lib=${ffi_c-dir}/lib
--with-libffi-config
--without-libffi-config
--with-pkg-config
--without-pkg-config
C:/Ruby24-x64/lib/ruby/2.4.0/mkmf.rb:457:in `try_do': The compiler failed to 
generate an executable file. (RuntimeError)
You have to install development tools first.
from C:/Ruby24-x64/lib/ruby/2.4.0/mkmf.rb:588:in `try_cpp'
from C:/Ruby24-x64/lib/ruby/2.4.0/mkmf.rb:1095:in `block in have_header'
from C:/Ruby24-x64/lib/ruby/2.4.0/mkmf.rb:945:in `block in checking_for'
from C:/Ruby24-x64/lib/ruby/2.4.0/mkmf.rb:351:in `block (2 levels) in 
postpone'
from C:/Ruby24-x64/lib/ruby/2.4.0/mkmf.rb:321:in `open'
from C:/Ruby24-x64/lib/ruby/2.4.0/mkmf.rb:351:in `block in postpone'
from C:/Ruby24-x64/lib/ruby/2.4.0/mkmf.rb:321:in `open'
from C:/Ruby24-x64/lib/ruby/2.4.0/mkmf.rb:347:in `postpone'
from C:/Ruby24-x64/lib/ruby/2.4.0/mkmf.rb:944:in `checking_for'
from C:/Ruby24-x64/lib/ruby/2.4.0/mkmf.rb:1094:in `have_header'
from extconf.rb:16:in `<main>'

To see why this extension failed to compile, please check the mkmf.log which 
can be found here:

 C:/Ruby24-x64/lib/ruby/gems/2.4.0/extensions/x64-mingw32/2.4.0/ffi-
1.9.10/mkmf.log

extconf failed, exit code 1

谢谢，斯科特

Answer 1

这不是最简单的解决方案，但是向网络团队求助我能够获得下载和安装宝石的权限“gem install selenium-webdriver”。

安装ffi-1.9.10 gem的错误

1 个答案: