我尝试安装debugger-linecache gem,但是我收到以下错误,
Building native extensions. This could take a while... .... ERROR: Error installing debugger-linecache: ERROR: Failed to build gem native extension. /usr/bin/ruby 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=/usr/bin/ruby extconf.rb:2:in `require': no such file to load -- debugger/ruby_core_source (LoadError) from extconf.rb:2 Gem files will remain installed in /usr/lib/ruby/gems/1.8/gems/debugger-linecache-1.1.1 for inspection. Results logged to /usr/lib/ruby/gems/1.8/gems/debugger-linecache-1.1.1/ext/trace_nums/gem_make.out
我已经完成了:
sudo gem install debugger-ruby_core_source