Missing library while installing ruby-filemagic gem on Linux

Question

I needed gem ruby-filemagic for some requirements in my project. While running bundle install its giving me this error

*** ERROR: missing required library to compile this module
*** extconf.rb failed ***

Please help me with this problem.

Answer 1

sudo apt-get install libmagic-dev did it for me

Answer 2

Running brew install libmagic before gem install ruby-filemagic on OSX made my installation of ruby-filemagic successful.

Answer 3

If you install gem ruby-filemagic on an EC2 instance, login as root and use this command

yum install file file-devel