我想知道爲什麼我得到這個錯誤,據我所知,我的Devkit是很好的,所有其他的gem在bundle安裝和更新之後被正確安裝除外JSON寶石。問題是什麼?本機擴展安裝json(1.5.1)錯誤
這是錯誤的樣子:
Installing json (1.5.1) with native extensions c:/Ruby192/lib/ruby/site_ruby/1.9.1/rubygems/in
staller.rb:533:in `rescue in block in build_extensions': ERROR: Failed to build gem native extension. (Gem::Installer::ExtensionBuildError)
c:/Ruby192/bin/ruby.exe extconf.rb
checking for ruby/re.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:/Ruby192/bin/ruby
c:/Ruby192/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 c:/Ruby192/lib/ruby/1.9.1/mkmf.rb:452:in `try_cpp'
from c:/Ruby192/lib/ruby/1.9.1/mkmf.rb:834:in `block in have_header'
from c:/Ruby192/lib/ruby/1.9.1/mkmf.rb:693:in `block in checking_for'
from c:/Ruby192/lib/ruby/1.9.1/mkmf.rb:280:in `block (2 levels) in postpone'
from c:/Ruby192/lib/ruby/1.9.1/mkmf.rb:254:in `open'
from c:/Ruby192/lib/ruby/1.9.1/mkmf.rb:280:in `block in postpone'
謝謝!
它可能是Devkit,所以我會嘗試重新安裝它。謝謝。 – LearningRoR 2011-05-09 02:05:48