Thiagos-MacBook-Pro:~ thiagoperes$ gem install pdf-extract
Building native extensions. This could take a while...
ERROR: Error installing pdf-extract:
ERROR: Failed to build gem native extension.
checking for Ruby version >= 1.8.5... yes
checking for gcc... yes
checking for Magick-config... no
Can't install RMagick 2.13.1. Can't find Magick-config in /Users/thiagoperes/.rvm/gems/ruby-1.9.2-p290/bin:/Users/thiagoperes/.rvm/gems/ruby-1.9.2-p290@global/bin:/Users/thiagoperes/.rvm/rubies/ruby-1.9.2-p290/bin:/Users/thiagoperes/.rvm/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/usr/X11/bin:/usr/local/git/bin
* 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.
Gem files will remain installed in /Users/thiagoperes/.rvm/gems/ruby-1.9.2-p290/gems/rmagick-2.13.1 for inspection.
Results logged to /Users/thiagoperes/.rvm/gems/ruby-1.9.2-p290/gems/rmagick-2.13.1/ext/RMagick/gem_make.out
I'm using Mac OS 10.7 ruby 1.9.2p290
Thiagos-MacBook-Pro:~ thiagoperes$ gem install pdf-extract Building native extensions. This could take a while... ERROR: Error installing pdf-extract: ERROR: Failed to build gem native extension.
checking for Ruby version >= 1.8.5... yes checking for gcc... yes checking for Magick-config... no Can't install RMagick 2.13.1. Can't find Magick-config in /Users/thiagoperes/.rvm/gems/ruby-1.9.2-p290/bin:/Users/thiagoperes/.rvm/gems/ruby-1.9.2-p290@global/bin:/Users/thiagoperes/.rvm/rubies/ruby-1.9.2-p290/bin:/Users/thiagoperes/.rvm/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/usr/X11/bin:/usr/local/git/bin
* 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=/Users/thiagoperes/.rvm/rubies/ruby-1.9.2-p290/bin/ruby
Gem files will remain installed in /Users/thiagoperes/.rvm/gems/ruby-1.9.2-p290/gems/rmagick-2.13.1 for inspection. Results logged to /Users/thiagoperes/.rvm/gems/ruby-1.9.2-p290/gems/rmagick-2.13.1/ext/RMagick/gem_make.out