尝试捆绑安装时出现错误。我在空项目中遇到同样的错误。
Installing libv8 (3.3.10.4) with native extensions
Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension.
C:/Ruby192/bin/ruby.exe extconf.rb
*** 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
Checking for Python...Unable to build libv8: Python not found!
Gem files will remain installed in C:/Ruby192/lib/ruby/gems/1.9.1/gems/libv8-3.3
.10.4 for inspection.
Results logged to C:/Ruby192/lib/ruby/gems/1.9.1/gems/libv8-3.3.10.4/ext/libv8/g
em_make.out
An error occured while installing libv8 (3.3.10.4), and Bundler cannot continue.
Make sure that `gem install libv8 -v '3.3.10.4'` succeeds before bundling.
这是我的 Gemfile:来源 'https://rubygems.org'
gem 'rails', '3.2.2'
gem 'bootstrap-sass', '2.0.0'
# Bundle edge Rails instead:
# gem 'rails', :git => 'git://github.com/rails/rails.git'
gem'devise'
gem 'mysql2'
group :deployment do
gem 'pg'
end
宝石'活跃商人'
Gems used only for assets and not required
默认在生产环境中。group :assets do gem 'twitter-bootstrap-rails' gem 'sass-rails', '~> 3.2.3' gem 'coffee-rails', '~> 3.2.1'
# See https://github.com/sstephenson/execjs#readme for more supported runtimes
# gem 'therubyracer'
gem 'uglifier', '>= 1.0.3'
end
gem 'jquery-rails'