Gem::Ext::BuildError: FEHLER: konnte nicht bauen, Juwel nativen Erweiterung. postgresql und ROR

Brauche ich zum installieren von postgresql in der Produktionsumgebung in einer Anwendung ROR für nach der Verwendung dieser, mit heroku, aber wenn ich versuche zu installieren, die gem 'pg', wird der folgende Fehler ausgelöst. Ich bin ein Anfänger, also weiß ich nicht, die

Ich bin mit ruby 1.9.3p547 (2014-05-14 revision 45962) [i686-linux]
Schienen

Schienen 3.2.19
Ubuntu 12.04

GemFile

Quelle 'https://rubygems.org'

gem 'rails', '3.2.19'

# Bundle edge Rails instead:
# gem 'rails', :git => 'git://github.com/rails/rails.git'

gem 'mysql2'
gem 'hirb'

# Gems used only for assets and not required
# in production environments by default.
group :assets do
  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', :platforms => :ruby

  gem 'uglifier', '>= 1.0.3'
end

gem 'jquery-rails'

group :production do
  gem 'pg'

end


# To use ActiveModel has_secure_password
# gem 'bcrypt-ruby', '~> 3.0.0'

# To use Jbuilder templates for JSON
# gem 'jbuilder'

# Use unicorn as the app server
# gem 'unicorn'

# Deploy with Capistrano
# gem 'capistrano'

# To use debugger
# gem 'debugger'

Scheint das problem wenn ich ausführen bundle-update oder bundle installieren

Gem::Ext::BuildError: ERROR: Failed to build gem native extension.

    /home/fernando/.rvm/rubies/ruby-1.9.3-p547/bin/ruby -r ./siteconf20141203-14261-3uu564.rb extconf.rb 
checking for pg_config... no
No pg_config... trying anyway. If building fails, please try again with
 --with-pg-config=/path/to/pg_config
checking for libpq-fe.h... no
Can't find the 'libpq-fe.h header
*** 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=/home/fernando/.rvm/rubies/ruby-1.9.3-p547/bin/ruby
    --with-pg
    --without-pg
    --with-pg-config
    --without-pg-config
    --with-pg_config
    --without-pg_config
    --with-pg-dir
    --without-pg-dir
    --with-pg-include
    --without-pg-include=${pg-dir}/include
    --with-pg-lib
    --without-pg-lib=${pg-dir}/lib

extconf failed, exit code 1

Gem files will remain installed in /home/fernando/.rvm/gems/ruby-1.9.3-p547@ticket_master/gems/pg-0.17.1 for inspection.
Results logged to /home/fernando/.rvm/gems/ruby-1.9.3-p547@ticket_master/extensions/x86-linux/1.9.1/pg-0.17.1/gem_make.out
An error occurred while installing pg (0.17.1), and Bundler cannot continue.
Make sure that `gem install pg -v '0.17.1'` succeeds before bundling.

InformationsquelleAutor daniel barrera | 2014-12-03